Output from command in shell 069e0a:


Exit code: 1

---
total 16
drwxr-xr-x    6 root1  staff   192 Jul  7 19:37 .
drwxr-x---+ 158 root1  staff  5056 Jul  8 02:20 ..
-rw-r--r--    1 root1  staff   798 Jun 18 00:36 argv.json
-rw-------    1 root1  staff   181 Jul  7 19:37 config.local.json
drwxr-xr-x   10 root1  staff   320 Jul  4 05:07 extensions
drwxr-xr-x    4 root1  staff   128 Jul  7 23:27 skills
---

===
Stopped waiting for output after 5.0 seconds. Command running in background with ID: 437612. Run get_output with timeout if you need to wait.

/Users/root1/.local/share/devin/cli/sessions.db
---
---

===
Stopped waiting for output after 5.0 seconds. Command running in background with ID: ceba16. Run get_output with timeout if you need to wait.

Output from command in shell ea6520:
CREATE TABLE refinery_schema_history(
             version int4 PRIMARY KEY,
             name VARCHAR(255),
             applied_on VARCHAR(255),
             checksum VARCHAR(255));
CREATE TABLE sessions (
  id TEXT PRIMARY KEY,
  working_directory TEXT NOT NULL,
  backend_type TEXT NOT NULL,
  model TEXT NOT NULL,
  agent_mode TEXT NOT NULL,
  created_at INTEGER NOT NULL,
  last_activity_at INTEGER NOT NULL, title TEXT, main_chain_id INTEGER, shell_last_seen_index INTEGER DEFAULT 0, cogs_json TEXT, workspace_dirs TEXT, hidden INTEGER NOT NULL DEFAULT 0, metadata TEXT);
CREATE TABLE sqlite_sequence(name,seq);
CREATE INDEX idx_sessions_activity
  ON sessions(last_activity_at DESC);
CREATE TABLE prompt_history (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  content TEXT NOT NULL,
  timestamp INTEGER NOT NULL,
  session_id TEXT NOT NULL
, is_shell INTEGER NOT NULL DEFAULT 0);
CREATE INDEX idx_prompt_history_timestamp
  ON prompt_history(timestamp DESC);
CREATE INDEX idx_prompt_history_session
  ON prompt_history(session_id);
CREATE TABLE message_nodes (
  row_id INTEGER PRIMARY KEY AUTOINCREMENT,
  session_id TEXT NOT NULL,
  node_id INTEGER NOT NULL,           -- node_id within this session's forest
  parent_node_id INTEGER,             -- NULL for root nodes
  chat_message TEXT NOT NULL,
  created_at INTEGER NOT NULL, metadata TEXT,
  FOREIGN KEY (session_id) REFERENCES sessions(id),
  UNIQUE(session_id, node_id)
);
CREATE INDEX idx_message_nodes_session
  ON message_nodes(session_id);
CREATE TABLE rendered_commits (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  session_id TEXT NOT NULL,
  sequence_number INTEGER NOT NULL,
  rendered_html TEXT NOT NULL,
  created_at INTEGER NOT NULL,
  FOREIGN KEY (session_id) REFERENCES sessions(id),
  UNIQUE(session_id, sequence_number)
);
CREATE INDEX idx_rendered_commits_session
  ON rendered_commits(session_id, sequence_number);
CREATE TABLE app_state (
    key TEXT PRIMARY KEY NOT NULL,
    value TEXT NOT NULL
);
CREATE TABLE tool_call_state (
    session_id    TEXT    NOT NULL,
    tool_call_id  TEXT    NOT NULL,
    -- Serialised acp::ToolCall JSON (the initial ToolCall event).
    -- Nullable: may be absent for interrupted sessions where the tool result
    -- was saved but resolve_and_commit did not complete.
    tool_call_json     TEXT,
    -- Serialised acp::ToolCallUpdate JSON (the final completion update).
    tool_call_update_json TEXT,
    PRIMARY KEY (session_id, tool_call_id),
    FOREIGN KEY (session_id) REFERENCES sessions(id)
);
CREATE INDEX idx_sessions_hidden ON sessions(hidden);


Exit code: 0

Output from command in shell 3f643d:
null

Exit code: 0

Output from command in shell 09bf87:
12391
---
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":true}
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":true}


Exit code: 0

Output from command in shell baf8b7:
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":true}
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":null,"extensions":{"compact/prior_node_ids":[0]}}
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":null,"extensions":{"compact/prior_node_ids":[1]}}
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":null,"extensions":{"compact/prior_node_ids":[2]}}
{"summarized_from":null,"num_tokens_preceding":null,"is_system_prefix":null,"extensions":{"compact/prior_node_ids":[17]}}
{"summarized_from":null,"num_tokens_preceding":14682,"is_system_prefix":null}
{"summarized_from":null,"num_tokens_preceding":16549,"is_system_prefix":null}
{"summarized_from":null,"num_tokens_preceding":14684,"is_system_prefix":null}
{"summarized_from":null,"num_tokens_preceding":16852,"is_system_prefix":null}
{"summarized_from":null,"num_tokens_preceding":17299,"is_system_prefix":null}
… (10 lines truncated)

Exit code: 0

`| head -10` was parsed out (10 of 20 total lines shown).
<truncation_notice>
Full output written to: /var/folders/d9/mzhyr7lx6xbf236j5ll9v_300000gn/T/devin-overflows-501/30c2dbe2/content.txt
</truncation_notice>

Output from command in shell e28374:
[{"source":{"Session":"User"},"lifetime":{"Unique":"core/profile"},"set_system_prefix":[{"message_id":"b8be0c99-8dff-4907-88ec-82a5abefc9e5","role":"system","content":"You are Devin, an interactive command line agent from Cognition.\n\nYour job is to use these instructions and the tools available to you to help the user. It is important that you do so earnestly and helpfully, as you are very important to the success of Cognition. Best of luck! We love you. <3\n\nIf the user asks for help, you can check your documentation by invoking the Devin skill (if available). Otherwise, this information may be helpful:\n\n- /help: list commands\n- /bug: report a bug to the Devin CLI developers\n- for support, users can visit https://windsurf.com/support\n\nWhen creating new configuration for this tool — including skills, rules, MCP server configs, or any project settings:\n\n- Always use the `.devin/` directory for NEW configuration (e.g. `.devin/skills/<name>/SKILL.md`, `.devin/config.json`)\n- For global (user-level) configuration, use `~/.config/devin/`\n- Do NOT place new configuration in `.claude/`, `.cursor/`, or other tool-specific directories unless explicitly asked. These are only read for compatibility, not written to.\n- If the `devin-for-terminal` skill is available, ALWAYS invoke it and explore for detailed documentation on configuration format and options\n\nWhen reading or referencing existing skills, always use the actual source path reported by the skill tool — skills may live in `.devin/`, `.agents/`, or other directories.\n\n\n# Modes\n\nThe active mode is how the user would like you to act.\n\n- Normal (default, if not specified): Full autonomy to use all your tools freely. For example: exploring a codebase, writing or editing code, etc.\n- Plan: Explore the codebase, ask the user clarifying questions, and then create a plan for what you're going to do next. Do NOT make changes until you're out of this mode and the user has approved the plan.\n\nAdhere s… (23607 chars truncated)

Exit code: 0

Output from command in shell 320fce:
{
  "message_id": "6fba54fa-7999-4f46-be41-cdf7f4e3fe14",
  "role": "system",
  "content": "<system_info>\nThe following information is automatically generated context about your current environment.\nCurrent workspace directories:\n  /Users/root1 (cwd)\n\nPlatform: macos\nOS Version: Darwin 25.6.0\nToday's date: Thursday, 2026-06-18\n\n</system_info>",
  "metadata": {
    "num_tokens": null,
    "is_user_input": null,
    "request_id": null,
    "metrics": null,
    "finish_reason": null,
    "created_at": "2026-06-19T03:09:10.991421Z",
    "telemetry": {
      "source": "system",
      "operation": "unknown"
    }
  }
}


Exit code: 0

Output from command in shell 09e766:
{
  "ttft_ms": 681,
  "total_time_ms": 833,
  "input_tokens": 602,
  "output_tokens": 84,
  "cache_read_tokens": 14080,
  "cache_creation_tokens": null,
  "tpot_ms": 1.8095238095238095,
  "tokens_per_sec": 552.6315789473684
}


Exit code: 0

Output from command in shell e9c602:
AGENTS.md
app
CLAUDE.md
components
eslint.config.mjs
lib
next-env.d.ts
next.config.ts
node_modules
package-lock.json
package.json
postcss.config.mjs
public
README.md
scripts
supabase
tsconfig.json
---
{
  "name": "devin-chats",
  "version": "0.1.0",
  "private": true,
  "scripts": {
    "dev": "next dev",
    "build": "next build",
    "start": "next start",
    "lint": "next lint",
    "sync:bulk": "tsx scripts/sync-to-supabase.ts bulk",
    "sync:daemon": "tsx scripts/sync-to-supabase.ts daemon"
  },
  "dependencies": {
    "@supabase/supabase-js": "^2.39.0",
    "better-sqlite3": "^12.11.1",
    "next": "16.2.10",
    "next-themes": "^0.4.6",
    "react": "^19.0.0",
    "react-dom": "^19.0.0"
  },
  "devDependencies": {
    "@tailwindcss/postcss": "^4.0.0",
    "@types/better-sqlite3": "^7.6.13",
    "@types/node": "^20",
    "@types/react": "^19",
    "@types/react-dom": "^19",
    "eslint": "^9",
    "eslint-config-next": "16.2.10",
    "tailwindcss": "^4.0.0",
    "tsx": "^4.23.0",
    "typescript": "^5"
  }
}


Exit code: 0

Output from command in shell 0c8b76:
/Users/root1/devin-chats/app:
api
favicon.ico
globals.css
layout.tsx
not-found.tsx
page.tsx
session
session-list.tsx

/Users/root1/devin-chats/components:
theme-provider.tsx
theme-toggle.tsx

/Users/root1/devin-chats/lib:
data.ts
format.ts
paths.ts
sqlite.ts
supabase.ts

/Users/root1/devin-chats/scripts:
sync-to-supabase.ts

/Users/root1/devin-chats/supabase:


Exit code: 0

Output from command in shell b7f0e9:
import Database from 'better-sqlite3'
import { expandTilde } from './paths'

export const DEFAULT_DB_PATH = '~/.local/share/devin/cli/sessions.db'

// ─── Postgres row types (what Supabase expects) ───────────────────────────────

export interface SessionRow {
  id: string
  working_directory: string
  backend_type: string
  model: string
  agent_mode: string
  created_at: string
  last_activity_at: string
  title: string | null
  main_chain_id: number | null
  shell_last_seen_index: number
  cogs_json: unknown
  workspace_dirs: string[] | null
  hidden: boolean
  metadata: string | null
}

export interface MessageNodeRow {
  row_id: number
  session_id: string
  node_id: number
  parent_node_id: number | null
  chat_message: string
  created_at: string
  metadata: string | null
}

// ─── Converter helpers ─────────────────────────────────────────────────────────

/** Unix seconds → ISO 8601 timestamp string (Postgres timestamptz format). */
function toTimestamp(unixSeconds: number): string {
  return new Date(unixSeconds * 1000).toISOString()
}

/** SQLite INTEGER (0/1) → Postgres boolean. */
function toBool(val: number | null): boolean {
  return val === 1
}

/** Parse a TEXT column that holds JSON; returns the parsed value or null. */
function toJsonObject(val: string | null): unknown {
  if (val === null) return null
  try {
    return JSON.parse(val)
  } catch {
    return null
  }
}

/** Parse a TEXT column that holds a JSON array of strings; returns parsed array or null. */
function toStringArray(val: string | null): string[] | null {
  if (val === null) return null
  try {
    const parsed = JSON.parse(val)
    return Array.isArray(parsed) ? parsed : null
  } catch {
    return null
  }
}

// ─── Reader ────────────────────────────────────────────────────────────────────

export interface SqliteReader {
  close(): void
  /** All sessions, or only those with last_activity_at > since (exclusive). */
  getSessions(since?: number): SessionRow[]
  /** Message nodes with row_id > since (exclusive), ordered by row_id ascending. */
  getMessageNodes(since: number, limit?: number): MessageNodeRow[]
  /** Max row_id in message_nodes (0 if table is empty). */
  getMaxRowId(): number
  /** Max last_activity_at in sessions (0 if table is empty). */
  getMaxActivity(): number
}

export function openSqlite(dbPath: string = DEFAULT_DB_PATH): SqliteReader {
  const resolved = expandTilde(dbPath)
  const db = new Database(resolved, { readonly: true, fileMustExist: true })

  // WAL mode is fine for read-only connections — SQLite handles this transparently.

  const stmtSessions = db.prepare<
    [],
    {
      id: string
      working_directory: string
      backend_type: string
      model: string
      agent_mode: string
      created_at: number
      last_activity_at: number
      title: string | null
      main_chain_id: number | null
      shell_last_seen_index: number
      cogs_json: string | null
      workspace_dirs: string | null
      hidden: number
      metadata: string | null
    }
  >(`
    SELECT id, working_directory, backend_type, model, agent_mode,
           created_at, last_activity_at, title, main_chain_id,
           shell_last_seen_index, cogs_json, workspace_dirs, hidden, metadata
    FROM sessions
    ORDER BY last_activity_at ASC
  `)

  const stmtSessionsSince = db.prepare<
    [number],
    {
      id: string
      working_directory: string
      backend_type: string
      model: string
      agent_mode: string
      created_at: number
      last_activity_at: number
      title: string | null
      main_chain_id: number | null
      shell_last_seen_index: number
      cogs_json: string | null
      workspace_dirs: string | null
      hidden: number
      metadata: string | null
    }
  >(`
    SELECT id, working_directory, backend_type, model, agent_mode,
           created_at, last_activity_at, title, main_chain_id,
           shell_last_seen_index, cogs_json, workspace_dirs, hidden, metadata
    FROM sessions
    WHERE last_activity_at > ?
    ORDER BY last_activity_at ASC
  `)

  const stmtMessages = db.prepare<
    [number, number],
    {
      row_id: number
      session_id: string
      node_id: number
      parent_node_id: number | null
      chat_message: string
      created_at: number
      metadata: string | null
    }
  >(`
    SELECT row_id, session_id, node_id, parent_node_id, chat_message,
           created_at, metadata
    FROM message_nodes
    WHERE row_id > ?
    ORDER BY row_id ASC
    LIMIT ?
  `)

  const stmtMaxRowId = db.prepare<[], { max: number | null }>(
    'SELECT MAX(row_id) AS max FROM message_nodes'
  )

  const stmtMaxActivity = db.prepare<[], { max: number | null }>(
    'SELECT MAX(last_activity_at) AS max FROM sessions'
  )

  function convertSession(r: {
    id: string
    working_directory: string
    backend_type: string
    model: string
    agent_mode: string
    created_at: number
    last_activity_at: number
    title: string | null
    main_chain_id: number | null
    shell_last_seen_index: number
    cogs_json: string | null
    workspace_dirs: string | null
    hidden: number
    metadata: string | null
  }): SessionRow {
    return {
      id: r.id,
      working_directory: r.working_directory,
      backend_type: r.backend_type,
      model: r.model,
      agent_mode: r.agent_mode,
      created_at: toTimestamp(r.created_at),
      last_activity_at: toTimestamp(r.last_activity_at),
      title: r.title,
      main_chain_id: r.main_chain_id,
      shell_last_seen_index: r.shell_last_seen_index,
      cogs_json: toJsonObject(r.cogs_json),
      workspace_dirs: toStringArray(r.workspace_dirs),
      hidden: toBool(r.hidden),
      metadata: r.metadata,
    }
  }

  function convertMessage(r: {
    row_id: number
    session_id: string
    node_id: number
    parent_node_id: number | null
    chat_message: string
    created_at: number
    metadata: string | null
  }): MessageNodeRow {
    return {
      row_id: r.row_id,
      session_id: r.session_id,
      node_id: r.node_id,
      parent_node_id: r.parent_node_id,
      chat_message: r.chat_message,
      created_at: toTimestamp(r.created_at),
      metadata: r.metadata,
    }
  }

  return {
    close() {
      db.close()
    },

    getSessions(since?: number) {
      const raw =
        since !== undefined ? stmtSessionsSince.all(since) : stmtSessions.all()
      return raw.map(convertSession)
    },

    getMessageNodes(since: number, limit = 500) {
      return stmtMessages.all(since, limit).map(convertMessage)
    },

    getMaxRowId() {
      return stmtMaxRowId.get()?.max ?? 0
    },

    getMaxActivity() {
      return stmtMaxActivity.get()?.max ?? 0
    },
  }
}
import { supabase } from './supabase'

export interface Session {
  id: string
  working_directory: string
  backend_type: string
  model: string
  agent_mode: string
  created_at: string
  last_activity_at: string
  title: string | null
  hidden: boolean
}

export interface ToolCall {
  id: string
  name: string
  arguments: Record<string, unknown>
}

export interface ChatMessage {
  message_id: string
  node_id: number
  role: 'system' | 'user' | 'assistant' | 'tool'
  content: string
  tool_calls?: ToolCall[]
  thinking?: string
  created_at?: string
}

const PAGE = 1000

export async function getSessions(): Promise<Session[]> {
  const all: Session[] = []
  for (let from = 0; ; from += PAGE) {
    const { data, error } = await supabase
      .from('sessions')
      .select(
        'id, working_directory, backend_type, model, agent_mode, created_at, last_activity_at, title, hidden'
      )
      .eq('hidden', false)
      .order('last_activity_at', { ascending: false })
      .range(from, from + PAGE - 1)
    if (error) throw new Error(error.message)
    all.push(...(data ?? []))
    if (!data || data.length < PAGE) break
  }
  return all
}

export async function getSession(id: string): Promise<Session | null> {
  const { data } = await supabase
    .from('sessions')
    .select('*')
    .eq('id', id)
    .single()
  return data
}

interface RawNode {
  node_id: number
  chat_message: string
}

/**
 * Fetches every message node (paginating past PostgREST's 1000-row cap),
 * parses the chat_message JSON, and dedupes streaming snapshots that share
 * a message_id (the last node wins).
 */
export async function getSessionMessages(
  sessionId: string
): Promise<ChatMessage[]> {
  const nodes: RawNode[] = []
  for (let from = 0; ; from += PAGE) {
    const { data, error } = await supabase
      .from('message_nodes')
      .select('node_id, chat_message')
      .eq('session_id', sessionId)
      .order('node_id', { ascending: true })
      .range(from, from + PAGE - 1)
    if (error) throw new Error(error.message)
    nodes.push(...(data ?? []))
    if (!data || data.length < PAGE) break
  }

  const byId = new Map<string, ChatMessage>()
  for (const node of nodes) {
    const parsed = parseMessage(node)
    if (parsed) byId.set(parsed.message_id, parsed)
  }
  return [...byId.values()].sort((a, b) => a.node_id - b.node_id)
}

function parseMessage(node: RawNode): ChatMessage | null {
  try {
    const raw = JSON.parse(node.chat_message)
    if (!raw || typeof raw.role !== 'string') return null
    return {
      message_id: raw.message_id ?? `node-${node.node_id}`,
      node_id: node.node_id,
      role: raw.role,
      content: typeof raw.content === 'string' ? raw.content : '',
      tool_calls: Array.isArray(raw.tool_calls)
        ? raw.tool_calls.map((tc: { id?: string; name?: string; arguments?: Record<string, unknown> }) => ({
            id: tc.id ?? '',
            name: tc.name ?? 'unknown',
            arguments: tc.arguments ?? {},
          }))
        : undefined,
      thinking:
        typeof raw.thinking?.thinking === 'string'
          ? raw.thinking.thinking
          : undefined,
      created_at: raw.metadata?.created_at ?? undefined,
    }
  } catch {
    return null
  }
}export function relativeTime(iso: string): string {
  const then = new Date(iso).getTime()
  const diff = Date.now() - then
  const minutes = Math.floor(diff / 60_000)
  if (minutes < 1) return 'just now'
  if (minutes < 60) return `${minutes}m ago`
  const hours = Math.floor(minutes / 60)
  if (hours < 24) return `${hours}h ago`
  const days = Math.floor(hours / 24)
  if (days < 30) return `${days}d ago`
  return formatDate(iso)
}

export function formatDate(iso: string): string {
  return new Date(iso).toLocaleDateString('en-US', {
    month: 'short',
    day: 'numeric',
    year: 'numeric',
    timeZone: 'UTC',
  })
}

export function formatDateTime(iso: string): string {
  return new Date(iso).toLocaleString('en-US', {
    month: 'short',
    day: 'numeric',
    year: 'numeric',
    hour: 'numeric',
    minute: '2-digit',
    timeZone: 'UTC',
    timeZoneName: 'short',
  })
}

/** Shortens /Users/foo/bar → ~/bar */
export function shortenPath(path: string): string {
  return path.replace(/^\/Users\/[^/]+/, '~')
}import { homedir } from 'os'
import path from 'path'

/** Expand a leading `~` to the user's home directory. */
export function expandTilde(p: string): string {
  if (p === '~') return homedir()
  if (p.startsWith('~/')) return path.join(homedir(), p.slice(2))
  return p
}


Exit code: 0

Output from command in shell ebfc04:
import { getSessions } from '@/lib/data'
import { SessionList } from './session-list'
import { ThemeToggle } from '@/components/theme-toggle'

export const dynamic = 'force-dynamic'

export default async function Home() {
  const sessions = await getSessions()

  return (
    <div className="mx-auto w-full max-w-[1000px] px-4 py-10 sm:px-6 md:py-16">
      <header className="mb-8 flex items-start justify-between">
        <div>
          <h1 className="text-[32px] font-semibold leading-10 tracking-[-1.28px] text-gray-1000">
            Devin Sessions
          </h1>
          <p className="mt-1 text-sm leading-5 text-gray-900">
            {sessions.length} conversations from the Devin CLI, synced from
            local history
          </p>
        </div>
        <ThemeToggle />
      </header>

      <SessionList sessions={sessions} />

      <footer className="mt-10 border-t border-gray-alpha-400 pt-6">
        <p className="text-[13px] leading-4 text-gray-700">
          API:{' '}
          <a
            href="/api/sessions"
            className="font-mono text-gray-900 hover:text-gray-1000"
          >
            /api/sessions
          </a>
          {' · '}
          <span className="font-mono">/api/session/[id]</span>
        </p>
      </footer>
    </div>
  )
}'use client'

import { useMemo, useState } from 'react'
import Link from 'next/link'
import type { Session } from '@/lib/data'
import { relativeTime, shortenPath } from '@/lib/format'

export function SessionList({ sessions }: { sessions: Session[] }) {
  const [query, setQuery] = useState('')

  const filtered = useMemo(() => {
    const q = query.trim().toLowerCase()
    if (!q) return sessions
    return sessions.filter((s) =>
      [s.title, s.id, s.model, s.working_directory]
        .filter(Boolean)
        .some((field) => field!.toLowerCase().includes(q))
    )
  }, [sessions, query])

  return (
    <div>
      <input
        type="search"
        value={query}
        onChange={(e) => setQuery(e.target.value)}
        placeholder="Search sessions…"
        aria-label="Search sessions"
        className="mb-6 h-10 w-full max-w-md rounded-sm border border-gray-alpha-500 bg-background-100 px-3 text-sm leading-5 text-gray-1000 placeholder:text-gray-700 hover:border-gray-alpha-600"
      />

      {filtered.length === 0 ? (
        <div className="rounded-sm border border-gray-alpha-400 px-6 py-16 text-center">
          <p className="text-sm leading-5 text-gray-900">
            No sessions match “{query}”. Clear the search to see all{' '}
            {sessions.length} sessions.
          </p>
        </div>
      ) : (
        <ul className="divide-y divide-gray-alpha-400 rounded-sm border border-gray-alpha-400">
          {filtered.map((session) => (
            <li key={session.id}>
              <Link
                href={`/session/${session.id}`}
                className="block px-4 py-3 transition-colors duration-150 hover:bg-gray-alpha-100 sm:px-5"
              >
                <div className="flex items-baseline justify-between gap-4">
                  <span className="truncate text-sm font-medium leading-5 text-gray-1000">
                    {session.title || session.id}
                  </span>
                  <span className="shrink-0 font-mono text-xs leading-4 text-gray-700">
                    {relativeTime(session.last_activity_at)}
                  </span>
                </div>
                <div className="mt-1 flex items-center gap-2 overflow-hidden">
                  <span className="shrink-0 rounded-full bg-gray-100 px-2 py-0.5 font-mono text-xs leading-4 text-gray-900">
                    {session.model}
                  </span>
                  {session.agent_mode !== 'normal' && (
                    <span className="shrink-0 rounded-full bg-amber-100 px-2 py-0.5 font-mono text-xs leading-4 text-amber-900">
                      {session.agent_mode}
                    </span>
                  )}
                  <span className="truncate font-mono text-xs leading-4 text-gray-700">
                    {shortenPath(session.working_directory)}
                  </span>
                </div>
              </Link>
            </li>
          ))}
        </ul>
      )}
    </div>
  )
}import type { Metadata } from "next";
import { Geist, Geist_Mono } from "next/font/google";
import "./globals.css";
import { ThemeProvider } from "@/components/theme-provider";

const geistSans = Geist({
  variable: "--font-geist-sans",
  subsets: ["latin"],
});

const geistMono = Geist_Mono({
  variable: "--font-geist-mono",
  subsets: ["latin"],
});

export const metadata: Metadata = {
  title: "Devin Sessions",
  description: "Browse Devin CLI conversation history",
};

export default function RootLayout({
  children,
}: Readonly<{
  children: React.ReactNode;
}>) {
  return (
    <html
      lang="en"
      className={`${geistSans.variable} ${geistMono.variable} h-full antialiased`}
      suppressHydrationWarning
    >
      <body className="min-h-full flex flex-col">
        <ThemeProvider
          attribute="class"
          defaultTheme="system"
          enableSystem
          disableTransitionOnChange
        >
          {children}
        </ThemeProvider>
      </body>
    </html>
  );
}@import "tailwindcss";

@theme {
  /* Shape */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Type */
  --font-sans: var(--font-geist-sans);
  --font-mono: var(--font-geist-mono);
}

/* Light Theme */
:root {
  /* Geist Light — surfaces */
  --color-background-100: #ffffff;
  --color-background-200: #fafafa;

  /* Geist Light — gray scale */
  --color-gray-100: #f2f2f2;
  --color-gray-200: #ebebeb;
  --color-gray-300: #e6e6e6;
  --color-gray-400: #eaeaea;
  --color-gray-500: #c9c9c9;
  --color-gray-600: #a8a8a8;
  --color-gray-700: #8f8f8f;
  --color-gray-800: #7d7d7d;
  --color-gray-900: #4d4d4d;
  --color-gray-1000: #171717;

  /* Geist Light — translucent grays (borders, dividers, hovers) */
  --color-gray-alpha-100: #0000000d;
  --color-gray-alpha-200: #00000015;
  --color-gray-alpha-300: #0000001a;
  --color-gray-alpha-400: #00000014;
  --color-gray-alpha-500: #00000036;
  --color-gray-alpha-600: #0000003d;
  --color-gray-alpha-700: #00000070;
  --color-gray-alpha-900: #000000b3;

  /* Accents */
  --color-blue-100: #f0f7ff;
  --color-blue-400: #cae7ff;
  --color-blue-700: #006bff;
  --color-blue-900: #005ff2;
  --color-amber-100: #fff6de;
  --color-amber-900: #aa4d00;
  --color-green-100: #ecfdec;
  --color-green-900: #107d32;
  --color-purple-100: #faf0ff;
  --color-purple-900: #7d00cc;
  --color-red-800: #ea001d;

  /* Elevation */
  --shadow-card: 0 2px 2px rgba(0, 0, 0, 0.04);
  --shadow-popover: 0 1px 1px rgba(0, 0, 0, 0.02),
    0 4px 8px -4px rgba(0, 0, 0, 0.04), 0 16px 24px -8px rgba(0, 0, 0, 0.06);

  /* Focus ring gap color */
  --focus-ring-gap: #ffffff;
}

/* Dark Theme */
.dark {
  /* Geist Dark — surfaces */
  --color-background-100: #0a0a0a;
  --color-background-200: #111111;

  /* Geist Dark — gray scale */
  --color-gray-100: #1a1a1a;
  --color-gray-200: #222222;
  --color-gray-300: #2a2a2a;
  --color-gray-400: #333333;
  --color-gray-500: #444444;
  --color-gray-600: #555555;
  --color-gray-700: #666666;
  --color-gray-800: #888888;
  --color-gray-900: #a0a0a0;
  --color-gray-1000: #ededed;

  /* Geist Dark — translucent grays (borders, dividers, hovers) */
  --color-gray-alpha-100: #ffffff0d;
  --color-gray-alpha-200: #ffffff15;
  --color-gray-alpha-300: #ffffff1a;
  --color-gray-alpha-400: #ffffff14;
  --color-gray-alpha-500: #ffffff36;
  --color-gray-alpha-600: #ffffff3d;
  --color-gray-alpha-700: #ffffff70;
  --color-gray-alpha-900: #ffffffb3;

  /* Accents */
  --color-blue-100: #0a1628;
  --color-blue-400: #1a3a5c;
  --color-blue-700: #3b82f6;
  --color-blue-900: #60a5fa;
  --color-amber-100: #1a1508;
  --color-amber-900: #fbbf24;
  --color-green-100: #0a1a0f;
  --color-green-900: #34d399;
  --color-purple-100: #1a0a1f;
  --color-purple-900: #a855f7;
  --color-red-800: #ef4444;

  /* Elevation */
  --shadow-card: 0 2px 2px rgba(0, 0, 0, 0.3);
  --shadow-popover: 0 1px 1px rgba(0, 0, 0, 0.2),
    0 4px 8px -4px rgba(0, 0, 0, 0.3), 0 16px 24px -8px rgba(0, 0, 0, 0.4);

  /* Focus ring gap color */
  --focus-ring-gap: #0a0a0a;
}

body {
  background: var(--color-background-100);
  color: var(--color-gray-1000);
  font-family: var(--font-geist-sans), system-ui, sans-serif;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--color-blue-400);
}

/* Focus ring: 2px surface gap + 2px blue-700 ring */
:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--focus-ring-gap), 0 0 0 4px var(--color-blue-700);
  border-radius: var(--radius-sm);
}

/* Collapsible marker styling for details/summary */
details > summary {
  cursor: pointer;
  list-style: none;
  user-select: none;
}
details > summary::-webkit-details-marker {
  display: none;
}
details > summary .chevron {
  transition: transform 150ms cubic-bezier(0.175, 0.885, 0.32, 1.1);
… (10 lines truncated)

Exit code: 0

`| head -300` was parsed out (300 of 310 total lines shown).
<truncation_notice>
Full output written to: /var/folders/d9/mzhyr7lx6xbf236j5ll9v_300000gn/T/devin-overflows-501/ad690e9a/content.txt
</truncation_notice>

Output from command in shell b4eb92:
/Users/root1/devin-chats/app/api:
session
sessions

/Users/root1/devin-chats/app/session:
[id]
---
#!/usr/bin/env tsx
/**
 * sync-to-supabase.ts
 *
 * Bridges the local Devin SQLite database (~/.local/share/devin/cli/sessions.db)
 * to the remote Supabase Postgres instance. Runs in two modes:
 *
 *   bulk   — one-shot full sync of all sessions + message_nodes
 *   daemon — continuous polling; syncs new/updated rows as Devin writes them
 *
 * Usage:
 *   npx tsx scripts/sync-to-supabase.ts bulk
 *   npx tsx scripts/sync-to-supabase.ts daemon [--interval 2000]
 */

import { createClient } from '@supabase/supabase-js'
import { readFileSync, writeFileSync, existsSync } from 'fs'
import path from 'path'
import { openSqlite, DEFAULT_DB_PATH, type SessionRow, type MessageNodeRow } from '../lib/sqlite'

// ─── Load .env.local (standalone scripts don't get Next.js env loading) ────────

function loadEnvFile() {
  const envPath = path.join(process.cwd(), '.env.local')
  if (!existsSync(envPath)) return
  for (const line of readFileSync(envPath, 'utf-8').split('\n')) {
    const trimmed = line.trim()
    if (!trimmed || trimmed.startsWith('#')) continue
    const eq = trimmed.indexOf('=')
    if (eq === -1) continue
    const key = trimmed.slice(0, eq).trim()
    const val = trimmed.slice(eq + 1).trim()
    if (!process.env[key]) process.env[key] = val
  }
}
loadEnvFile()

// ─── Config ────────────────────────────────────────────────────────────────────

const SUPABASE_URL = process.env.NEXT_PUBLIC_SUPABASE_URL!
const SUPABASE_KEY =
  process.env.SUPABASE_SERVICE_ROLE_KEY ?? // prefer service role for writes
  process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!

const DB_PATH = process.env.DEVIN_DB_PATH ?? DEFAULT_DB_PATH
const STATE_FILE = path.join(process.cwd(), '.sync-state.json')
const DEFAULT_INTERVAL_MS = 2000
const BATCH_SIZE = 500

if (!SUPABASE_URL || !SUPABASE_KEY) {
  console.error(
    'Missing Supabase env vars. Set NEXT_PUBLIC_SUPABASE_URL and NEXT_PUBLIC_SUPABASE_ANON_KEY (or SUPABASE_SERVICE_ROLE_KEY).'
  )
  process.exit(1)
}

const supabase = createClient(SUPABASE_URL, SUPABASE_KEY, {
  auth: { persistSession: false },
})

// ─── State persistence ─────────────────────────────────────────────────────────

interface SyncState {
  last_message_row_id: number
  last_session_activity: number
}

function loadState(): SyncState {
  if (existsSync(STATE_FILE)) {
    return JSON.parse(readFileSync(STATE_FILE, 'utf-8'))
  }
  return { last_message_row_id: 0, last_session_activity: 0 }
}

function saveState(state: SyncState) {
  writeFileSync(STATE_FILE, JSON.stringify(state, null, 2))
}

// ─── Upsert helpers ────────────────────────────────────────────────────────────

async function upsertSessions(rows: SessionRow[]): Promise<number> {
  if (rows.length === 0) return 0
  const { error } = await supabase
    .from('sessions')
    .upsert(rows, { onConflict: 'id' })
  if (error) throw new Error(`sessions upsert failed: ${error.message}`)
  return rows.length
}

async function upsertMessageNodes(rows: MessageNodeRow[]): Promise<number> {
  if (rows.length === 0) return 0
  const { error } = await supabase
    .from('message_nodes')
    .upsert(rows, { onConflict: 'row_id' })
  if (error) throw new Error(`message_nodes upsert failed: ${error.message}`)
  return rows.length
}

// ─── Bulk sync ─────────────────────────────────────────────────────────────────

async function bulkSync() {
  const reader = openSqlite(DB_PATH)
  try {
    console.log('Bulk sync: reading sessions from SQLite...')
    const sessions = reader.getSessions()
    console.log(`  ${sessions.length} sessions`)

    // Upsert sessions in batches of 100
    let sCount = 0
    for (let i = 0; i < sessions.length; i += 100) {
      const batch = sessions.slice(i, i + 100)
      sCount += await upsertSessions(batch)
      process.stdout.write(`\r  sessions: ${sCount}/${sessions.length}`)
    }
    console.log('')

    console.log('Bulk sync: reading message_nodes from SQLite...')
    let mCount = 0
    let since = 0
    for (;;) {
      const batch = reader.getMessageNodes(since, BATCH_SIZE)
      if (batch.length === 0) break
      await upsertMessageNodes(batch)
      mCount += batch.length
      since = batch[batch.length - 1].row_id
      process.stdout.write(`\r  message_nodes: ${mCount}`)
    }
    console.log('')

    const state: SyncState = {
      last_message_row_id: reader.getMaxRowId(),
      last_session_activity: reader.getMaxActivity(),
    }
    saveState(state)
    console.log(`Done. State saved: ${JSON.stringify(state)}`)
  } finally {
    reader.close()
  }
}

// ─── Daemon sync ───────────────────────────────────────────────────────────────

async function daemonSync(intervalMs: number) {
  const state = loadState()
  const reader = openSqlite(DB_PATH)

  console.log(`Daemon started. Polling every ${intervalMs}ms.`)
  console.log(`  DB:           ${DB_PATH}`)
  console.log(`  State:        ${JSON.stringify(state)}`)
  console.log(`  Supabase:     ${SUPABASE_URL}`)
  console.log('  Press Ctrl+C to stop.\n')

  let polling = false

  async function tick() {
    if (polling) return // skip if previous tick is still running
    polling = true
    try {
      // 1. Sync new/updated sessions
      const sessions = reader.getSessions(state.last_session_activity)
      if (sessions.length > 0) {
        await upsertSessions(sessions)
        state.last_session_activity = reader.getMaxActivity()
        console.log(
          `[${new Date().toISOString()}] synced ${sessions.length} session(s)`
        )
      }

      // 2. Sync new message_nodes (per tool call / per message)
      let batch = reader.getMessageNodes(state.last_message_row_id, BATCH_SIZE)
      while (batch.length > 0) {
        await upsertMessageNodes(batch)
        state.last_message_row_id = batch[batch.length - 1].row_id
        console.log(
          `[${new Date().toISOString()}] synced ${batch.length} message_node(s) (up to row_id ${state.last_message_row_id})`
        )
        batch = reader.getMessageNodes(state.last_message_row_id, BATCH_SIZE)
      }

      saveState(state)
    } catch (err) {
      console.error(`[${new Date().toISOString()}] sync error:`, err)
    } finally {
      polling = false
    }
  }

  // Run immediately, then on interval
  await tick()
  const timer = setInterval(tick, intervalMs)

  // Graceful shutdown
  process.on('SIGINT', () => {
    clearInterval(timer)
    reader.close()
    saveState(state)
    console.log('\nDaemon stopped. State saved.')
    process.exit(0)
  })
  process.on('SIGTERM', () => {


Exit code: 0

Output from command in shell 695ad4:
/Users/root1/devin-chats/app/api/session:
[id]

/Users/root1/devin-chats/app/api/sessions:
route.ts

/Users/root1/devin-chats/app/session/[id]:
message.tsx
page.tsx
---
import Link from 'next/link'
import { notFound } from 'next/navigation'
import { getSession, getSessionMessages } from '@/lib/data'
import { formatDateTime, shortenPath } from '@/lib/format'
import { Message } from './message'
import { ThemeToggle } from '@/components/theme-toggle'

export const dynamic = 'force-dynamic'

export default async function SessionPage({
  params,
}: {
  params: Promise<{ id: string }>
}) {
  const { id } = await params
  const session = await getSession(id)
  if (!session) notFound()

  const messages = await getSessionMessages(id)
  const conversation = messages.filter((m) => m.role !== 'system')
  const systemMessages = messages.filter((m) => m.role === 'system')

  return (
    <div className="mx-auto w-full max-w-[800px] px-4 py-10 sm:px-6 md:py-16">
      <header className="mb-8 flex items-start justify-between">
        <div className="min-w-0">
          <Link
            href="/"
            className="mb-4 inline-flex h-8 items-center gap-1 rounded-sm px-1.5 text-sm font-medium leading-5 text-gray-900 transition-colors duration-150 hover:bg-gray-alpha-100 hover:text-gray-1000 -ml-1.5"
          >
            <svg width="14" height="14" viewBox="0 0 16 16" fill="none" aria-hidden>
              <path
                d="M10 3L5 8L10 13"
                stroke="currentColor"
                strokeWidth="1.5"
                strokeLinecap="round"
                strokeLinejoin="round"
              />
            </svg>
            Sessions
          </Link>
          <h1 className="text-2xl font-semibold leading-8 tracking-[-0.96px] text-gray-1000">
            {session.title || session.id}
          </h1>
          <div className="mt-2 flex flex-wrap items-center gap-x-3 gap-y-1 font-mono text-xs leading-4 text-gray-700">
            <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
              {session.model}
            </span>
            <span>{session.agent_mode}</span>
            <span>{shortenPath(session.working_directory)}</span>
            <span>{formatDateTime(session.last_activity_at)}</span>
          </div>
        </div>
        <ThemeToggle />
      </header>

      {systemMessages.length > 0 && (
        <details className="mb-6 rounded-sm border border-gray-alpha-400">
          <summary className="flex items-center gap-2 px-4 py-2.5 text-[13px] leading-4 text-gray-900 hover:bg-gray-alpha-100">
            <Chevron />
            {systemMessages.length} system{' '}
            {systemMessages.length === 1 ? 'message' : 'messages'}
          </summary>
          <div className="divide-y divide-gray-alpha-400 border-t border-gray-alpha-400">
            {systemMessages.map((m) => (
              <pre
                key={m.message_id}
                className="max-h-80 overflow-auto whitespace-pre-wrap break-words px-4 py-3 font-mono text-xs leading-4 text-gray-900"
              >
                {m.content}
              </pre>
            ))}
          </div>
        </details>
      )}

      {conversation.length === 0 ? (
        <div className="rounded-sm border border-gray-alpha-400 px-6 py-16 text-center">
          <p className="text-sm leading-5 text-gray-900">
            No messages in this session yet.
          </p>
        </div>
      ) : (
        <ol className="flex flex-col gap-6">
          {conversation.map((message) => (
            <li key={message.message_id}>
              <Message message={message} />
            </li>
          ))}
        </ol>
      )}

      <footer className="mt-12 border-t border-gray-alpha-400 pt-6">
        <p className="text-[13px] leading-4 text-gray-700">
          Raw JSON:{' '}
          <a
            href={`/api/session/${id}`}
            className="font-mono text-gray-900 hover:text-gray-1000"
          >
            /api/session/{id}
          </a>
        </p>
      </footer>
    </div>
  )
}

function Chevron() {
  return (
    <svg
      className="chevron shrink-0"
      width="12"
      height="12"
      viewBox="0 0 16 16"
      fill="none"
      aria-hidden
    >
      <path
        d="M6 3L11 8L6 13"
        stroke="currentColor"
        strokeWidth="1.5"
        strokeLinecap="round"
        strokeLinejoin="round"
      />
    </svg>
  )
}

Exit code: 0

Output from command in shell 4c82af:
import type { ChatMessage } from '@/lib/data'

export function Message({ message }: { message: ChatMessage }) {
  switch (message.role) {
    case 'user':
      return <UserMessage message={message} />
    case 'assistant':
      return <AssistantMessage message={message} />
    case 'tool':
      return <ToolResult message={message} />
    default:
      return null
  }
}

function UserMessage({ message }: { message: ChatMessage }) {
  return (
    <div>
      <RoleLabel>You</RoleLabel>
      <div className="rounded-sm bg-gray-100 px-4 py-3">
        <p className="whitespace-pre-wrap break-words text-sm leading-5 text-gray-1000">
          {message.content}
        </p>
      </div>
    </div>
  )
}

function AssistantMessage({ message }: { message: ChatMessage }) {
  const hasBody =
    message.content || message.thinking || message.tool_calls?.length
  if (!hasBody) return null

  return (
    <div>
      <RoleLabel>Devin</RoleLabel>
      <div className="flex flex-col gap-2">
        {message.thinking && (
          <details>
            <summary className="inline-flex items-center gap-1.5 rounded-sm py-0.5 text-[13px] leading-4 text-gray-700 hover:text-gray-900">
              <Chevron />
              Thinking
            </summary>
            <p className="mt-2 whitespace-pre-wrap break-words border-l-2 border-gray-alpha-300 pl-3 text-[13px] leading-[18px] text-gray-800">
              {message.thinking}
            </p>
          </details>
        )}

        {message.content && (
          <p className="whitespace-pre-wrap break-words text-sm leading-6 text-gray-1000">
            {message.content}
          </p>
        )}

        {message.tool_calls?.map((call) => (
          <details
            key={call.id || call.name}
            className="rounded-sm border border-gray-alpha-400"
          >
            <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
              <Chevron />
              <span className="truncate font-mono text-xs leading-4 text-gray-900">
                {call.name}
                <span className="text-gray-600">
                  ({summarizeArgs(call.arguments)})
                </span>
              </span>
            </summary>
            <pre className="max-h-72 overflow-auto whitespace-pre-wrap break-words border-t border-gray-alpha-400 px-3 py-2 font-mono text-xs leading-4 text-gray-900">
              {JSON.stringify(call.arguments, null, 2)}
            </pre>
          </details>
        ))}
      </div>
    </div>
  )
}

function ToolResult({ message }: { message: ChatMessage }) {
  if (!message.content) return null
  const preview = message.content.split('\n')[0].slice(0, 100)

  return (
    <details className="rounded-sm border border-gray-alpha-400 bg-background-200">
      <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
        <Chevron />
        <span className="shrink-0 font-mono text-xs leading-4 text-gray-700">
          Output
        </span>
        <span className="truncate font-mono text-xs leading-4 text-gray-600">
          {preview}
        </span>
      </summary>
      <pre className="max-h-96 overflow-auto whitespace-pre-wrap break-words border-t border-gray-alpha-400 px-3 py-2 font-mono text-xs leading-4 text-gray-900">
        {message.content}
      </pre>
    </details>
  )
}

function RoleLabel({ children }: { children: React.ReactNode }) {
  return (
    <div className="mb-1.5 text-xs font-medium leading-4 text-gray-700">
      {children}
    </div>
  )
}

function summarizeArgs(args: Record<string, unknown>): string {
  const parts = Object.entries(args).map(([key, value]) => {
    const str = typeof value === 'string' ? value : JSON.stringify(value)
    return `${key}: ${str.length > 40 ? str.slice(0, 40) + '…' : str}`
  })
  const joined = parts.join(', ')
  return joined.length > 80 ? joined.slice(0, 80) + '…' : joined
}

function Chevron() {
  return (
    <svg
      className="chevron shrink-0"
      width="12"
      height="12"
      viewBox="0 0 16 16"
      fill="none"
      aria-hidden
    >
      <path
        d="M6 3L11 8L6 13"
        stroke="currentColor"
        strokeWidth="1.5"
        strokeLinecap="round"
        strokeLinejoin="round"
      />
    </svg>
  )
}===API===
import { NextResponse } from 'next/server'
import { getSessions } from '@/lib/data'

export const dynamic = 'force-dynamic'

export async function GET() {
  try {
    const sessions = await getSessions()
    return NextResponse.json({ count: sessions.length, sessions })
  } catch (error) {
    return NextResponse.json(
      { error: error instanceof Error ? error.message : 'Failed to fetch sessions' },
      { status: 500 }
    )
  }
}===SESSION API===
import { NextResponse } from 'next/server'
import { getSession, getSessionMessages } from '@/lib/data'

export const dynamic = 'force-dynamic'

export async function GET(
  request: Request,
  { params }: { params: Promise<{ id: string }> }
) {
  try {
    const { id } = await params
    const session = await getSession(id)
    if (!session) {
      return NextResponse.json({ error: 'Session not found' }, { status: 404 })
    }

    const messages = await getSessionMessages(id)
    return NextResponse.json({
      session,
      message_count: messages.length,
      messages,
    })
  } catch (error) {
    return NextResponse.json(
      { error: error instanceof Error ? error.message : 'Failed to fetch session' },
      { status: 500 }
    )
  }
}

Exit code: 0

Output from command in shell e5f18b:
ls: -la: No such file or directory
/Users/root1/devin-chats/supabase/:
import { createClient } from '@supabase/supabase-js'

const supabaseUrl = process.env.NEXT_PUBLIC_SUPABASE_URL!
const supabaseAnonKey = process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!

export const supabase = createClient(supabaseUrl, supabaseAnonKey)---
/Users/root1/devin-chats/supabase/.temp/linked-project.json


Exit code: 0

Output from command in shell 72a357:
{"ref":"fnlppzmyznooexmnkyzg","name":"devin-chat-logs","organization_id":"qtxmwdqxpqrishjmtniy","organization_slug":"qtxmwdqxpqrishjmtniy"}---
linked-project.json
---ENV---
NEXT_PUBLIC_SUPABASE_URL=<redacted>
NEXT_PUBLIC_SUPABASE_ANON_KEY=<redacted>
SUPABASE_SERVICE_ROLE_KEY=<redacted>

Exit code: 0

Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Current todo list:
1. [~] Write pseudocode comments into lib/data.ts, message.tsx, page.tsx [in_progress]
2. [ ] Spin up subagent A: implement lib/data.ts type + parser [pending]
3. [ ] Spin up subagents B and C in parallel: message.tsx footer + page.tsx totals strip [pending]
4. [ ] Verify build passes [pending]

<file-view path="/Users/root1/devin-chats/lib/data.ts" start_line="1" end_line="119" total_lines="119">
  1|import { supabase } from './supabase'
  2|
  3|export interface Session {
  4|  id: string
  5|  working_directory: string
  6|  backend_type: string
  7|  model: string
  8|  agent_mode: string
  9|  created_at: string
 10|  last_activity_at: string
 11|  title: string | null
 12|  hidden: boolean
 13|}
 14|
 15|export interface ToolCall {
 16|  id: string
 17|  name: string
 18|  arguments: Record<string, unknown>
 19|}
 20|
 21|export interface ChatMessage {
 22|  message_id: string
 23|  node_id: number
 24|  role: 'system' | 'user' | 'assistant' | 'tool'
 25|  content: string
 26|  tool_calls?: ToolCall[]
 27|  thinking?: string
 28|  created_at?: string
 29|}
 30|
 31|const PAGE = 1000
 32|
 33|export async function getSessions(): Promise<Session[]> {
 34|  const all: Session[] = []
 35|  for (let from = 0; ; from += PAGE) {
 36|    const { data, error } = await supabase
 37|      .from('sessions')
 38|      .select(
 39|        'id, working_directory, backend_type, model, agent_mode, created_at, last_activity_at, title, hidden'
 40|      )
 41|      .eq('hidden', false)
 42|      .order('last_activity_at', { ascending: false })
 43|      .range(from, from + PAGE - 1)
 44|    if (error) throw new Error(error.message)
 45|    all.push(...(data ?? []))
 46|    if (!data || data.length < PAGE) break
 47|  }
 48|  return all
 49|}
 50|
 51|export async function getSession(id: string): Promise<Session | null> {
 52|  const { data } = await supabase
 53|    .from('sessions')
 54|    .select('*')
 55|    .eq('id', id)
 56|    .single()
 57|  return data
 58|}
 59|
 60|interface RawNode {
 61|  node_id: number
 62|  chat_message: string
 63|}
 64|
 65|/**
 66| * Fetches every message node (paginating past PostgREST's 1000-row cap),
 67| * parses the chat_message JSON, and dedupes streaming snapshots that share
 68| * a message_id (the last node wins).
 69| */
 70|export async function getSessionMessages(
 71|  sessionId: string
 72|): Promise<ChatMessage[]> {
 73|  const nodes: RawNode[] = []
 74|  for (let from = 0; ; from += PAGE) {
 75|    const { data, error } = await supabase
 76|      .from('message_nodes')
 77|      .select('node_id, chat_message')
 78|      .eq('session_id', sessionId)
 79|      .order('node_id', { ascending: true })
 80|      .range(from, from + PAGE - 1)
 81|    if (error) throw new Error(error.message)
 82|    nodes.push(...(data ?? []))
 83|    if (!data || data.length < PAGE) break
 84|  }
 85|
 86|  const byId = new Map<string, ChatMessage>()
 87|  for (const node of nodes) {
 88|    const parsed = parseMessage(node)
 89|    if (parsed) byId.set(parsed.message_id, parsed)
 90|  }
 91|  return [...byId.values()].sort((a, b) => a.node_id - b.node_id)
 92|}
 93|
 94|function parseMessage(node: RawNode): ChatMessage | null {
 95|  try {
 96|    const raw = JSON.parse(node.chat_message)
 97|    if (!raw || typeof raw.role !== 'string') return null
 98|    return {
 99|      message_id: raw.message_id ?? `node-${node.node_id}`,
100|      node_id: node.node_id,
101|      role: raw.role,
102|      content: typeof raw.content === 'string' ? raw.content : '',
103|      tool_calls: Array.isArray(raw.tool_calls)
104|        ? raw.tool_calls.map((tc: { id?: string; name?: string; arguments?: Record<string, unknown> }) => ({
105|            id: tc.id ?? '',
106|            name: tc.name ?? 'unknown',
107|            arguments: tc.arguments ?? {},
108|          }))
109|        : undefined,
110|      thinking:
111|        typeof raw.thinking?.thinking === 'string'
112|          ? raw.thinking.thinking
113|          : undefined,
114|      created_at: raw.metadata?.created_at ?? undefined,
115|    }
116|  } catch {
117|    return null
118|  }
119|}
</file-view>

The file /Users/root1/devin-chats/lib/data.ts has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 17|  name: string
 18|  arguments: Record<string, unknown>
 19|}
 20|
 21|// ─── BEGIN PSEUDOCODE: Task A — token metrics type ────────────────────────────
 22|// INPUT:  raw.metadata.metrics JSON from chat_message blob, shape:
 23|//           { input_tokens, output_tokens, cache_read_tokens,
 24|//             cache_creation_tokens, ttft_ms, total_time_ms,
 25|//             tpot_ms, tokens_per_sec }  (all number | null)
 26|//         raw.metadata.finish_reason: string | null
 27|// OUTPUT: new exported `TokenMetrics` interface mirroring the metrics shape
 28|//         (every field `number | null`), plus `ChatMessage` gains two optional
 29|//         fields: `metrics?: TokenMetrics | null` and `finish_reason?: string | null`.
 30|// CONSTRAINTS: only assistant turns carry metrics; user/tool/system get null/undefined.
 31|//              Do not change any existing field. Keep all fields optional on
 32|//              ChatMessage so existing call sites don't break.
 33|// ─── END PSEUDOCODE: Task A — token metrics type ──────────────────────────────
 34|
 35|export interface ChatMessage {
 36|  message_id: string
 37|  node_id: number
 38|  role: 'system' | 'user' | 'assistant' | 'tool'
 39|  content: string
 40|  tool_calls?: ToolCall[]
 41|  thinking?: string
 42|  created_at?: string
 43|  // BEGIN PSEUDOCODE: Task A — add `metrics?: TokenMetrics | null`
 44|  //   and `finish_reason?: string | null` here
 45|  // END PSEUDOCODE: Task A
 46|}
 47|
 48|const PAGE = 1000
 49|
 50|export async function getSessions(): Promise<Session[]> {

The file /Users/root1/devin-chats/lib/data.ts has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
127|      thinking:
128|        typeof raw.thinking?.thinking === 'string'
129|          ? raw.thinking.thinking
130|          : undefined,
131|      created_at: raw.metadata?.created_at ?? undefined,
132|      // BEGIN PSEUDOCODE: Task A — extract metrics + finish_reason from raw.metadata
133|      //   finish_reason: raw.metadata?.finish_reason ?? null
134|      //   metrics: raw.metadata?.metrics ?? null
135|      //   (pass through as-is; do not coerce numbers — keep null when absent)
136|      // END PSEUDOCODE: Task A
137|    }
138|  } catch {
139|    return null
140|  }
141|}

The file /Users/root1/devin-chats/app/session/[id]/message.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
  1|import type { ChatMessage } from '@/lib/data'
  2|// BEGIN PSEUDOCODE: Task B — also import TokenMetrics type from '@/lib/data'
  3|//   import type { ChatMessage, TokenMetrics } from '@/lib/data'
  4|// END PSEUDOCODE: Task B
  5|
  6|export function Message({ message }: { message: ChatMessage }) {
  7|  switch (message.role) {
  8|    case 'user':

The file /Users/root1/devin-chats/app/session/[id]/message.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 28|    </div>
 29|  )
 30|}
 31|
 32|function AssistantMessage({ message }: { message: ChatMessage }) {
 33|  const hasBody =
 34|    message.content || message.thinking || message.tool_calls?.length
 35|  if (!hasBody) return null
 36|
 37|  return (
 38|    <div>
 39|      <RoleLabel>Devin</RoleLabel>
 40|      <div className="flex flex-col gap-2">
 41|        {message.thinking && (
 42|          <details>
 43|            <summary className="inline-flex items-center gap-1.5 rounded-sm py-0.5 text-[13px] leading-4 text-gray-700 hover:text-gray-900">
 44|              <Chevron />
 45|              Thinking
 46|            </summary>
 47|            <p className="mt-2 whitespace-pre-wrap break-words border-l-2 border-gray-alpha-300 pl-3 text-[13px] leading-[18px] text-gray-800">
 48|              {message.thinking}
 49|            </p>
 50|          </details>
 51|        )}
 52|
 53|        {message.content && (
 54|          <p className="whitespace-pre-wrap break-words text-sm leading-6 text-gray-1000">
 55|            {message.content}
 56|          </p>
 57|        )}
 58|
 59|        {message.tool_calls?.map((call) => (
 60|          <details
 61|            key={call.id || call.name}
 62|            className="rounded-sm border border-gray-alpha-400"
 63|          >
 64|            <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
 65|              <Chevron />
 66|              <span className="truncate font-mono text-xs leading-4 text-gray-900">
 67|                {call.name}
 68|                <span className="text-gray-600">
 69|                  ({summarizeArgs(call.arguments)})
 70|                </span>
 71|              </span>
 72|            </summary>
 73|            <pre className="max-h-72 overflow-auto whitespace-pre-wrap break-words border-t border-gray-alpha-400 px-3 py-2 font-mono text-xs leading-4 text-gray-900">
 74|              {JSON.stringify(call.arguments, null, 2)}
 75|            </pre>
 76|          </details>
 77|        ))}
 78|      </div>
 79|
 80|      {/* BEGIN PSEUDOCODE: Task B — render MetricsFooter under assistant body
 81|          INPUT:  message.metrics (TokenMetrics | null | undefined),
 82|                  message.finish_reason (string | null | undefined)
 83|          OUTPUT: a single compact <div> rendered ONLY when message.metrics is truthy.
 84|                  One line, Geist Mono, label-12-mono sizing (text-xs leading-4 font-mono).
 85|                  Show 4 stat pairs separated by " · ":
 86|                    in:   metrics.input_tokens
 87|                    out:  metrics.output_tokens
 88|                    cache: metrics.cache_read_tokens
 89|                    ttft: metrics.ttft_ms (append "ms")
 90|                  Plus, if finish_reason is set and !== "stop", a trailing chip
 91|                  showing finish_reason (e.g. "tool_calls").
 92|          STYLING (Geist Light/Dark — use existing tokens, NOT hardcoded colors):
 93|            - container: mt-2, text-gray-700 for labels
 94|            - values:    text-gray-900, tabular-nums
 95|            - finish_reason chip: rounded-full bg-gray-100 px-2 py-0.5
 96|              text-gray-900 (matches the model badge in session/[id]/page.tsx)
 97|          RULES:
 98|            - Skip the whole block if metrics is null/undefined.
 99|            - Skip individual stat if its value is null/undefined.
100|            - Use a helper `MetricsFooter` component (defined in this file) that
101|              takes { metrics, finishReason } props.
102|            - Do NOT add comments beyond replacing this pseudocode block.
103|          END PSEUDOCODE: Task B */}
104|    </div>
105|  )
106|}
107|
108|function ToolResult({ message }: { message: ChatMessage }) {
109|  if (!message.content) return null
110|  const preview = message.content.split('\n')[0].slice(0, 100)

The file /Users/root1/devin-chats/app/session/[id]/page.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 15|  const { id } = await params
 16|  const session = await getSession(id)
 17|  if (!session) notFound()
 18|
 19|  const messages = await getSessionMessages(id)
 20|  const conversation = messages.filter((m) => m.role !== 'system')
 21|  const systemMessages = messages.filter((m) => m.role === 'system')
 22|
 23|  // BEGIN PSEUDOCODE: Task C — session-level token totals
 24|  //   INPUT:  `conversation` (ChatMessage[]), each assistant message may carry
 25|  //           `metrics` with input_tokens, output_tokens, cache_read_tokens,
 26|  //           total_time_ms (all number | null).
 27|  //   OUTPUT: a `totals` object: { input, output, cacheRead, wallMs } all numbers,
 28|  //           computed by reducing `conversation` and summing each non-null metric.
 29|  //           Then render a row of 4 stat chips in the session header, placed
 30|  //           AFTER the existing model/mode/path/datetime row (inside the same
 31|  //           <div className="mt-2 flex flex-wrap ..."> block, or a sibling).
 32|  //   CHIP STYLING (match existing model badge exactly):
 33|  //     <span className="rounded-full bg-gray-100 px-2 py-0.5 font-mono text-xs leading-4 text-gray-900">
 34|  //       <Label> <Value>
 35|  //     </span>
 36|  //     Labels (Title Case per Geist voice): "In", "Out", "Cache", "Time"
 37|  //     Values: format with locale thousands separators for tokens;
 38|  //             Time as e.g. "12.3s" (wallMs / 1000, 1 decimal) or "<1s" if <1000ms.
 39|  //   RULES:
 40|  //     - Only count metrics that are non-null.
 41|  //     - If all totals are 0 (no assistant metrics in session), render nothing.
 42|  //     - Keep the existing header row untouched; add the chip row as a new
 43|  //       <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 ...">
 44|  //       sibling below it.
 45|  //     - Do not import anything new beyond what's already imported.
 46|  //   END PSEUDOCODE: Task C
 47|
 48|  return (
 49|    <div className="mx-auto w-full max-w-[800px] px-4 py-10 sm:px-6 md:py-16">
 50|      <header className="mb-8 flex items-start justify-between">

<file-view path="/Users/root1/devin-chats/app/session/[id]/page.tsx" start_line="60" end_line="89" total_lines="152">
 60|                strokeWidth="1.5"
 61|                strokeLinecap="round"
 62|                strokeLinejoin="round"
 63|              />
 64|            </svg>
 65|            Sessions
 66|          </Link>
 67|          <h1 className="text-2xl font-semibold leading-8 tracking-[-0.96px] text-gray-1000">
 68|            {session.title || session.id}
 69|          </h1>
 70|          <div className="mt-2 flex flex-wrap items-center gap-x-3 gap-y-1 font-mono text-xs leading-4 text-gray-700">
 71|            <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 72|              {session.model}
 73|            </span>
 74|            <span>{session.agent_mode}</span>
 75|            <span>{shortenPath(session.working_directory)}</span>
 76|            <span>{formatDateTime(session.last_activity_at)}</span>
 77|          </div>
 78|        </div>
 79|        <ThemeToggle />
 80|      </header>
 81|
 82|      {systemMessages.length > 0 && (
 83|        <details className="mb-6 rounded-sm border border-gray-alpha-400">
 84|          <summary className="flex items-center gap-2 px-4 py-2.5 text-[13px] leading-4 text-gray-900 hover:bg-gray-alpha-100">
 85|            <Chevron />
 86|            {systemMessages.length} system{' '}
 87|            {systemMessages.length === 1 ? 'message' : 'messages'}
 88|          </summary>
 89|          <div className="divide-y divide-gray-alpha-400 border-t border-gray-alpha-400">
</file-view>

The file /Users/root1/devin-chats/app/session/[id]/page.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 72|              {session.model}
 73|            </span>
 74|            <span>{session.agent_mode}</span>
 75|            <span>{shortenPath(session.working_directory)}</span>
 76|            <span>{formatDateTime(session.last_activity_at)}</span>
 77|          </div>
 78|
 79|          {/* BEGIN PSEUDOCODE: Task C — render totals chip row here
 80|              Insert the 4-chip <div> described in the Task C pseudocode block
 81|              above, right after the existing metadata row. Guard with:
 82|              only render if at least one of totals.input/output/cacheRead/wallMs
 83|              is > 0.
 84|              END PSEUDOCODE: Task C */}
 85|        </div>
 86|        <ThemeToggle />
 87|      </header>
 88|
 89|      {systemMessages.length > 0 && (

Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Current todo list:
1. [x] Write pseudocode comments into lib/data.ts, message.tsx, page.tsx [completed]
2. [~] Spin up subagent A: implement lib/data.ts type + parser [in_progress]
3. [ ] Spin up subagents B and C in parallel: message.tsx footer + page.tsx totals strip [pending]
4. [ ] Verify build passes [pending]

<file-view path="/Users/root1/devin-chats/lib/data.ts" start_line="1" end_line="141" total_lines="141">
  1|import { supabase } from './supabase'
  2|
  3|export interface Session {
  4|  id: string
  5|  working_directory: string
  6|  backend_type: string
  7|  model: string
  8|  agent_mode: string
  9|  created_at: string
 10|  last_activity_at: string
 11|  title: string | null
 12|  hidden: boolean
 13|}
 14|
 15|export interface ToolCall {
 16|  id: string
 17|  name: string
 18|  arguments: Record<string, unknown>
 19|}
 20|
 21|// ─── BEGIN PSEUDOCODE: Task A — token metrics type ────────────────────────────
 22|// INPUT:  raw.metadata.metrics JSON from chat_message blob, shape:
 23|//           { input_tokens, output_tokens, cache_read_tokens,
 24|//             cache_creation_tokens, ttft_ms, total_time_ms,
 25|//             tpot_ms, tokens_per_sec }  (all number | null)
 26|//         raw.metadata.finish_reason: string | null
 27|// OUTPUT: new exported `TokenMetrics` interface mirroring the metrics shape
 28|//         (every field `number | null`), plus `ChatMessage` gains two optional
 29|//         fields: `metrics?: TokenMetrics | null` and `finish_reason?: string | null`.
 30|// CONSTRAINTS: only assistant turns carry metrics; user/tool/system get null/undefined.
 31|//              Do not change any existing field. Keep all fields optional on
 32|//              ChatMessage so existing call sites don't break.
 33|// ─── END PSEUDOCODE: Task A — token metrics type ──────────────────────────────
 34|
 35|export interface ChatMessage {
 36|  message_id: string
 37|  node_id: number
 38|  role: 'system' | 'user' | 'assistant' | 'tool'
 39|  content: string
 40|  tool_calls?: ToolCall[]
 41|  thinking?: string
 42|  created_at?: string
 43|  // BEGIN PSEUDOCODE: Task A — add `metrics?: TokenMetrics | null`
 44|  //   and `finish_reason?: string | null` here
 45|  // END PSEUDOCODE: Task A
 46|}
 47|
 48|const PAGE = 1000
 49|
 50|export async function getSessions(): Promise<Session[]> {
 51|  const all: Session[] = []
 52|  for (let from = 0; ; from += PAGE) {
 53|    const { data, error } = await supabase
 54|      .from('sessions')
 55|      .select(
 56|        'id, working_directory, backend_type, model, agent_mode, created_at, last_activity_at, title, hidden'
 57|      )
 58|      .eq('hidden', false)
 59|      .order('last_activity_at', { ascending: false })
 60|      .range(from, from + PAGE - 1)
 61|    if (error) throw new Error(error.message)
 62|    all.push(...(data ?? []))
 63|    if (!data || data.length < PAGE) break
 64|  }
 65|  return all
 66|}
 67|
 68|export async function getSession(id: string): Promise<Session | null> {
 69|  const { data } = await supabase
 70|    .from('sessions')
 71|    .select('*')
 72|    .eq('id', id)
 73|    .single()
 74|  return data
 75|}
 76|
 77|interface RawNode {
 78|  node_id: number
 79|  chat_message: string
 80|}
 81|
 82|/**
 83| * Fetches every message node (paginating past PostgREST's 1000-row cap),
 84| * parses the chat_message JSON, and dedupes streaming snapshots that share
 85| * a message_id (the last node wins).
 86| */
 87|export async function getSessionMessages(
 88|  sessionId: string
 89|): Promise<ChatMessage[]> {
 90|  const nodes: RawNode[] = []
 91|  for (let from = 0; ; from += PAGE) {
 92|    const { data, error } = await supabase
 93|      .from('message_nodes')
 94|      .select('node_id, chat_message')
 95|      .eq('session_id', sessionId)
 96|      .order('node_id', { ascending: true })
 97|      .range(from, from + PAGE - 1)
 98|    if (error) throw new Error(error.message)
 99|    nodes.push(...(data ?? []))
100|    if (!data || data.length < PAGE) break
101|  }
102|
103|  const byId = new Map<string, ChatMessage>()
104|  for (const node of nodes) {
105|    const parsed = parseMessage(node)
106|    if (parsed) byId.set(parsed.message_id, parsed)
107|  }
108|  return [...byId.values()].sort((a, b) => a.node_id - b.node_id)
109|}
110|
111|function parseMessage(node: RawNode): ChatMessage | null {
112|  try {
113|    const raw = JSON.parse(node.chat_message)
114|    if (!raw || typeof raw.role !== 'string') return null
115|    return {
116|      message_id: raw.message_id ?? `node-${node.node_id}`,
117|      node_id: node.node_id,
118|      role: raw.role,
119|      content: typeof raw.content === 'string' ? raw.content : '',
120|      tool_calls: Array.isArray(raw.tool_calls)
121|        ? raw.tool_calls.map((tc: { id?: string; name?: string; arguments?: Record<string, unknown> }) => ({
122|            id: tc.id ?? '',
123|            name: tc.name ?? 'unknown',
124|            arguments: tc.arguments ?? {},
125|          }))
126|        : undefined,
127|      thinking:
128|        typeof raw.thinking?.thinking === 'string'
129|          ? raw.thinking.thinking
130|          : undefined,
131|      created_at: raw.metadata?.created_at ?? undefined,
132|      // BEGIN PSEUDOCODE: Task A — extract metrics + finish_reason from raw.metadata
133|      //   finish_reason: raw.metadata?.finish_reason ?? null
134|      //   metrics: raw.metadata?.metrics ?? null
135|      //   (pass through as-is; do not coerce numbers — keep null when absent)
136|      // END PSEUDOCODE: Task A
137|    }
138|  } catch {
139|    return null
140|  }
141|}
</file-view>

The file /Users/root1/devin-chats/lib/data.ts has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 17|  name: string
 18|  arguments: Record<string, unknown>
 19|}
 20|
 21|export interface TokenMetrics {
 22|  input_tokens: number | null
 23|  output_tokens: number | null
 24|  cache_read_tokens: number | null
 25|  cache_creation_tokens: number | null
 26|  ttft_ms: number | null
 27|  total_time_ms: number | null
 28|  tpot_ms: number | null
 29|  tokens_per_sec: number | null
 30|}
 31|
 32|export interface ChatMessage {
 33|  message_id: string
 34|  node_id: number
 35|  role: 'system' | 'user' | 'assistant' | 'tool'
 36|  content: string

The file /Users/root1/devin-chats/lib/data.ts has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 35|  role: 'system' | 'user' | 'assistant' | 'tool'
 36|  content: string
 37|  tool_calls?: ToolCall[]
 38|  thinking?: string
 39|  created_at?: string
 40|  metrics?: TokenMetrics | null
 41|  finish_reason?: string | null
 42|}
 43|
 44|const PAGE = 1000
 45|
 46|export async function getSessions(): Promise<Session[]> {

The file /Users/root1/devin-chats/lib/data.ts has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
123|      thinking:
124|        typeof raw.thinking?.thinking === 'string'
125|          ? raw.thinking.thinking
126|          : undefined,
127|      created_at: raw.metadata?.created_at ?? undefined,
128|      finish_reason: raw.metadata?.finish_reason ?? null,
129|      metrics: raw.metadata?.metrics ?? null,
130|    }
131|  } catch {
132|    return null
133|  }
134|}

Output from command in shell 8f6061:


Exit code: 0

<file-view path="/Users/root1/devin-chats/lib/data.ts" start_line="21" end_line="42" total_lines="134">
 21|export interface TokenMetrics {
 22|  input_tokens: number | null
 23|  output_tokens: number | null
 24|  cache_read_tokens: number | null
 25|  cache_creation_tokens: number | null
 26|  ttft_ms: number | null
 27|  total_time_ms: number | null
 28|  tpot_ms: number | null
 29|  tokens_per_sec: number | null
 30|}
 31|
 32|export interface ChatMessage {
 33|  message_id: string
 34|  node_id: number
 35|  role: 'system' | 'user' | 'assistant' | 'tool'
 36|  content: string
 37|  tool_calls?: ToolCall[]
 38|  thinking?: string
 39|  created_at?: string
 40|  metrics?: TokenMetrics | null
 41|  finish_reason?: string | null
 42|}
</file-view>

Subagent agent_id=9ab41be8 completed successfully:

All changes complete. Here is the report:

## Pseudocode blocks replaced

Three `BEGIN PSEUDOCODE: Task A` ... `END PSEUDOCODE: Task A` blocks were found in `/Users/root1/devin-chats/lib/data.ts` and replaced with real implementations (comment lines removed):

1. **Token metrics type block** (was lines 21–33) → replaced with the new exported `TokenMetrics` interface, placed above `ChatMessage`:
   ```ts
   export interface TokenMetrics {
     input_tokens: number | null
     output_tokens: number | null
     cache_read_tokens: number | null
     cache_creation_tokens: number | null
     ttft_ms: number | null
     total_time_ms: number | null
     tpot_ms: number | null
     tokens_per_sec: number | null
   }
   ```

2. **ChatMessage fields block** (was inside the `ChatMessage` interface) → added two optional fields without touching existing ones:
   ```ts
   metrics?: TokenMetrics | null
   finish_reason?: string | null
   ```

3. **parseMessage extraction block** (was inside the returned object literal in `parseMessage`) → replaced with pass-through extraction:
   ```ts
   finish_reason: raw.metadata?.finish_reason ?? null,
   metrics: raw.metadata?.metrics ?? null,
   ```

## tsc result

`npx tsc --noEmit` exited with code 0 — zero errors. No pre-existing errors were present.

## Notes
- No imports, other functions, or other interfaces were touched.
- No comments were added or removed beyond the pseudocode delimiters that were replaced.
- Formatting matches surrounding code (2-space indent, single quotes, trailing commas in multiline).

Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Current todo list:
1. [x] Write pseudocode comments into lib/data.ts, message.tsx, page.tsx [completed]
2. [x] Spin up subagent A: implement lib/data.ts type + parser [completed]
3. [~] Spin up subagents B and C in parallel: message.tsx footer + page.tsx totals strip [in_progress]
4. [ ] Verify build passes [pending]

Background subagent started with agent_id=73686396. You can wait for this agent to finish using the read_subagent tool, otherwise you will automatically be notified with a <subagent_completion_notification> when it completes.

<file-view path="/Users/root1/devin-chats/app/session/[id]/message.tsx" start_line="1" end_line="166" total_lines="166">
  1|import type { ChatMessage } from '@/lib/data'
  2|// BEGIN PSEUDOCODE: Task B — also import TokenMetrics type from '@/lib/data'
  3|//   import type { ChatMessage, TokenMetrics } from '@/lib/data'
  4|// END PSEUDOCODE: Task B
  5|
  6|export function Message({ message }: { message: ChatMessage }) {
  7|  switch (message.role) {
  8|    case 'user':
  9|      return <UserMessage message={message} />
 10|    case 'assistant':
 11|      return <AssistantMessage message={message} />
 12|    case 'tool':
 13|      return <ToolResult message={message} />
 14|    default:
 15|      return null
 16|  }
 17|}
 18|
 19|function UserMessage({ message }: { message: ChatMessage }) {
 20|  return (
 21|    <div>
 22|      <RoleLabel>You</RoleLabel>
 23|      <div className="rounded-sm bg-gray-100 px-4 py-3">
 24|        <p className="whitespace-pre-wrap break-words text-sm leading-5 text-gray-1000">
 25|          {message.content}
 26|        </p>
 27|      </div>
 28|    </div>
 29|  )
 30|}
 31|
 32|function AssistantMessage({ message }: { message: ChatMessage }) {
 33|  const hasBody =
 34|    message.content || message.thinking || message.tool_calls?.length
 35|  if (!hasBody) return null
 36|
 37|  return (
 38|    <div>
 39|      <RoleLabel>Devin</RoleLabel>
 40|      <div className="flex flex-col gap-2">
 41|        {message.thinking && (
 42|          <details>
 43|            <summary className="inline-flex items-center gap-1.5 rounded-sm py-0.5 text-[13px] leading-4 text-gray-700 hover:text-gray-900">
 44|              <Chevron />
 45|              Thinking
 46|            </summary>
 47|            <p className="mt-2 whitespace-pre-wrap break-words border-l-2 border-gray-alpha-300 pl-3 text-[13px] leading-[18px] text-gray-800">
 48|              {message.thinking}
 49|            </p>
 50|          </details>
 51|        )}
 52|
 53|        {message.content && (
 54|          <p className="whitespace-pre-wrap break-words text-sm leading-6 text-gray-1000">
 55|            {message.content}
 56|          </p>
 57|        )}
 58|
 59|        {message.tool_calls?.map((call) => (
 60|          <details
 61|            key={call.id || call.name}
 62|            className="rounded-sm border border-gray-alpha-400"
 63|          >
 64|            <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
 65|              <Chevron />
 66|              <span className="truncate font-mono text-xs leading-4 text-gray-900">
 67|                {call.name}
 68|                <span className="text-gray-600">
 69|                  ({summarizeArgs(call.arguments)})
 70|                </span>
 71|              </span>
 72|            </summary>
 73|            <pre className="max-h-72 overflow-auto whitespace-pre-wrap break-words border-t border-gray-alpha-400 px-3 py-2 font-mono text-xs leading-4 text-gray-900">
 74|              {JSON.stringify(call.arguments, null, 2)}
 75|            </pre>
 76|          </details>
 77|        ))}
 78|      </div>
 79|
 80|      {/* BEGIN PSEUDOCODE: Task B — render MetricsFooter under assistant body
 81|          INPUT:  message.metrics (TokenMetrics | null | undefined),
 82|                  message.finish_reason (string | null | undefined)
 83|          OUTPUT: a single compact <div> rendered ONLY when message.metrics is truthy.
 84|                  One line, Geist Mono, label-12-mono sizing (text-xs leading-4 font-mono).
 85|                  Show 4 stat pairs separated by " · ":
 86|                    in:   metrics.input_tokens
 87|                    out:  metrics.output_tokens
 88|                    cache: metrics.cache_read_tokens
 89|                    ttft: metrics.ttft_ms (append "ms")
 90|                  Plus, if finish_reason is set and !== "stop", a trailing chip
 91|                  showing finish_reason (e.g. "tool_calls").
 92|          STYLING (Geist Light/Dark — use existing tokens, NOT hardcoded colors):
 93|            - container: mt-2, text-gray-700 for labels
 94|            - values:    text-gray-900, tabular-nums
 95|            - finish_reason chip: rounded-full bg-gray-100 px-2 py-0.5
 96|              text-gray-900 (matches the model badge in session/[id]/page.tsx)
 97|          RULES:
 98|            - Skip the whole block if metrics is null/undefined.
 99|            - Skip individual stat if its value is null/undefined.
100|            - Use a helper `MetricsFooter` component (defined in this file) that
101|              takes { metrics, finishReason } props.
102|            - Do NOT add comments beyond replacing this pseudocode block.
103|          END PSEUDOCODE: Task B */}
104|    </div>
105|  )
106|}
107|
108|function ToolResult({ message }: { message: ChatMessage }) {
109|  if (!message.content) return null
110|  const preview = message.content.split('\n')[0].slice(0, 100)
111|
112|  return (
113|    <details className="rounded-sm border border-gray-alpha-400 bg-background-200">
114|      <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
115|        <Chevron />
116|        <span className="shrink-0 font-mono text-xs leading-4 text-gray-700">
117|          Output
118|        </span>
119|        <span className="truncate font-mono text-xs leading-4 text-gray-600">
120|          {preview}
121|        </span>
122|      </summary>
123|      <pre className="max-h-96 overflow-auto whitespace-pre-wrap break-words border-t border-gray-alpha-400 px-3 py-2 font-mono text-xs leading-4 text-gray-900">
124|        {message.content}
125|      </pre>
126|    </details>
127|  )
128|}
129|
130|function RoleLabel({ children }: { children: React.ReactNode }) {
131|  return (
132|    <div className="mb-1.5 text-xs font-medium leading-4 text-gray-700">
133|      {children}
134|    </div>
135|  )
136|}
137|
138|function summarizeArgs(args: Record<string, unknown>): string {
139|  const parts = Object.entries(args).map(([key, value]) => {
140|    const str = typeof value === 'string' ? value : JSON.stringify(value)
141|    return `${key}: ${str.length > 40 ? str.slice(0, 40) + '…' : str}`
142|  })
143|  const joined = parts.join(', ')
144|  return joined.length > 80 ? joined.slice(0, 80) + '…' : joined
145|}
146|
147|function Chevron() {
148|  return (
149|    <svg
150|      className="chevron shrink-0"
151|      width="12"
152|      height="12"
153|      viewBox="0 0 16 16"
154|      fill="none"
155|      aria-hidden
156|    >
157|      <path
158|        d="M6 3L11 8L6 13"
159|        stroke="currentColor"
160|        strokeWidth="1.5"
161|        strokeLinecap="round"
162|        strokeLinejoin="round"
163|      />
164|    </svg>
165|  )
166|}
</file-view>

The file /Users/root1/devin-chats/app/session/[id]/message.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
  1|import type { ChatMessage, TokenMetrics } from '@/lib/data'
  2|
  3|export function Message({ message }: { message: ChatMessage }) {
  4|  switch (message.role) {
  5|    case 'user':

The file /Users/root1/devin-chats/app/session/[id]/message.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 73|          </details>
 74|        ))}
 75|      </div>
 76|
 77|      {message.metrics && (
 78|        <MetricsFooter metrics={message.metrics} finishReason={message.finish_reason} />
 79|      )}
 80|    </div>
 81|  )
 82|}
 83|
 84|function MetricsFooter({
 85|  metrics,
 86|  finishReason,
 87|}: {
 88|  metrics: TokenMetrics
 89|  finishReason?: string | null
 90|}) {
 91|  const stats: { label: string; value: string }[] = []
 92|  if (metrics.input_tokens != null) {
 93|    stats.push({ label: 'In', value: metrics.input_tokens.toLocaleString() })
 94|  }
 95|  if (metrics.output_tokens != null) {
 96|    stats.push({ label: 'Out', value: metrics.output_tokens.toLocaleString() })
 97|  }
 98|  if (metrics.cache_read_tokens != null) {
 99|    stats.push({ label: 'Cache', value: metrics.cache_read_tokens.toLocaleString() })
100|  }
101|  if (metrics.ttft_ms != null) {
102|    stats.push({ label: 'TTFT', value: `${Math.round(metrics.ttft_ms).toLocaleString()}ms` })
103|  }
104|
105|  return (
106|    <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4">
107|      {stats.map((stat) => (
108|        <span key={stat.label}>
109|          <span className="text-gray-700">{stat.label}</span>{' '}
110|          <span className="text-gray-900 tabular-nums">{stat.value}</span>
111|        </span>
112|      ))}
113|      {finishReason && finishReason !== 'stop' && (
114|        <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
115|          {finishReason}
116|        </span>
117|      )}
118|    </div>
119|  )
120|}
121|
122|function ToolResult({ message }: { message: ChatMessage }) {
123|  if (!message.content) return null
124|  const preview = message.content.split('\n')[0].slice(0, 100)

Output from command in shell c9e847:


Exit code: 0

Background subagent started with agent_id=ccd1404e. You can wait for this agent to finish using the read_subagent tool, otherwise you will automatically be notified with a <subagent_completion_notification> when it completes.

<file-view path="/Users/root1/devin-chats/app/session/[id]/page.tsx" start_line="1" end_line="159" total_lines="159">
  1|import Link from 'next/link'
  2|import { notFound } from 'next/navigation'
  3|import { getSession, getSessionMessages } from '@/lib/data'
  4|import { formatDateTime, shortenPath } from '@/lib/format'
  5|import { Message } from './message'
  6|import { ThemeToggle } from '@/components/theme-toggle'
  7|
  8|export const dynamic = 'force-dynamic'
  9|
 10|export default async function SessionPage({
 11|  params,
 12|}: {
 13|  params: Promise<{ id: string }>
 14|}) {
 15|  const { id } = await params
 16|  const session = await getSession(id)
 17|  if (!session) notFound()
 18|
 19|  const messages = await getSessionMessages(id)
 20|  const conversation = messages.filter((m) => m.role !== 'system')
 21|  const systemMessages = messages.filter((m) => m.role === 'system')
 22|
 23|  // BEGIN PSEUDOCODE: Task C — session-level token totals
 24|  //   INPUT:  `conversation` (ChatMessage[]), each assistant message may carry
 25|  //           `metrics` with input_tokens, output_tokens, cache_read_tokens,
 26|  //           total_time_ms (all number | null).
 27|  //   OUTPUT: a `totals` object: { input, output, cacheRead, wallMs } all numbers,
 28|  //           computed by reducing `conversation` and summing each non-null metric.
 29|  //           Then render a row of 4 stat chips in the session header, placed
 30|  //           AFTER the existing model/mode/path/datetime row (inside the same
 31|  //           <div className="mt-2 flex flex-wrap ..."> block, or a sibling).
 32|  //   CHIP STYLING (match existing model badge exactly):
 33|  //     <span className="rounded-full bg-gray-100 px-2 py-0.5 font-mono text-xs leading-4 text-gray-900">
 34|  //       <Label> <Value>
 35|  //     </span>
 36|  //     Labels (Title Case per Geist voice): "In", "Out", "Cache", "Time"
 37|  //     Values: format with locale thousands separators for tokens;
 38|  //             Time as e.g. "12.3s" (wallMs / 1000, 1 decimal) or "<1s" if <1000ms.
 39|  //   RULES:
 40|  //     - Only count metrics that are non-null.
 41|  //     - If all totals are 0 (no assistant metrics in session), render nothing.
 42|  //     - Keep the existing header row untouched; add the chip row as a new
 43|  //       <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 ...">
 44|  //       sibling below it.
 45|  //     - Do not import anything new beyond what's already imported.
 46|  //   END PSEUDOCODE: Task C
 47|
 48|  return (
 49|    <div className="mx-auto w-full max-w-[800px] px-4 py-10 sm:px-6 md:py-16">
 50|      <header className="mb-8 flex items-start justify-between">
 51|        <div className="min-w-0">
 52|          <Link
 53|            href="/"
 54|            className="mb-4 inline-flex h-8 items-center gap-1 rounded-sm px-1.5 text-sm font-medium leading-5 text-gray-900 transition-colors duration-150 hover:bg-gray-alpha-100 hover:text-gray-1000 -ml-1.5"
 55|          >
 56|            <svg width="14" height="14" viewBox="0 0 16 16" fill="none" aria-hidden>
 57|              <path
 58|                d="M10 3L5 8L10 13"
 59|                stroke="currentColor"
 60|                strokeWidth="1.5"
 61|                strokeLinecap="round"
 62|                strokeLinejoin="round"
 63|              />
 64|            </svg>
 65|            Sessions
 66|          </Link>
 67|          <h1 className="text-2xl font-semibold leading-8 tracking-[-0.96px] text-gray-1000">
 68|            {session.title || session.id}
 69|          </h1>
 70|          <div className="mt-2 flex flex-wrap items-center gap-x-3 gap-y-1 font-mono text-xs leading-4 text-gray-700">
 71|            <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 72|              {session.model}
 73|            </span>
 74|            <span>{session.agent_mode}</span>
 75|            <span>{shortenPath(session.working_directory)}</span>
 76|            <span>{formatDateTime(session.last_activity_at)}</span>
 77|          </div>
 78|
 79|          {/* BEGIN PSEUDOCODE: Task C — render totals chip row here
 80|              Insert the 4-chip <div> described in the Task C pseudocode block
 81|              above, right after the existing metadata row. Guard with:
 82|              only render if at least one of totals.input/output/cacheRead/wallMs
 83|              is > 0.
 84|              END PSEUDOCODE: Task C */}
 85|        </div>
 86|        <ThemeToggle />
 87|      </header>
 88|
 89|      {systemMessages.length > 0 && (
 90|        <details className="mb-6 rounded-sm border border-gray-alpha-400">
 91|          <summary className="flex items-center gap-2 px-4 py-2.5 text-[13px] leading-4 text-gray-900 hover:bg-gray-alpha-100">
 92|            <Chevron />
 93|            {systemMessages.length} system{' '}
 94|            {systemMessages.length === 1 ? 'message' : 'messages'}
 95|          </summary>
 96|          <div className="divide-y divide-gray-alpha-400 border-t border-gray-alpha-400">
 97|            {systemMessages.map((m) => (
 98|              <pre
 99|                key={m.message_id}
100|                className="max-h-80 overflow-auto whitespace-pre-wrap break-words px-4 py-3 font-mono text-xs leading-4 text-gray-900"
101|              >
102|                {m.content}
103|              </pre>
104|            ))}
105|          </div>
106|        </details>
107|      )}
108|
109|      {conversation.length === 0 ? (
110|        <div className="rounded-sm border border-gray-alpha-400 px-6 py-16 text-center">
111|          <p className="text-sm leading-5 text-gray-900">
112|            No messages in this session yet.
113|          </p>
114|        </div>
115|      ) : (
116|        <ol className="flex flex-col gap-6">
117|          {conversation.map((message) => (
118|            <li key={message.message_id}>
119|              <Message message={message} />
120|            </li>
121|          ))}
122|        </ol>
123|      )}
124|
125|      <footer className="mt-12 border-t border-gray-alpha-400 pt-6">
126|        <p className="text-[13px] leading-4 text-gray-700">
127|          Raw JSON:{' '}
128|          <a
129|            href={`/api/session/${id}`}
130|            className="font-mono text-gray-900 hover:text-gray-1000"
131|          >
132|            /api/session/{id}
133|          </a>
134|        </p>
135|      </footer>
136|    </div>
137|  )
138|}
139|
140|function Chevron() {
141|  return (
142|    <svg
143|      className="chevron shrink-0"
144|      width="12"
145|      height="12"
146|      viewBox="0 0 16 16"
147|      fill="none"
148|      aria-hidden
149|    >
150|      <path
151|        d="M6 3L11 8L6 13"
152|        stroke="currentColor"
153|        strokeWidth="1.5"
154|        strokeLinecap="round"
155|        strokeLinejoin="round"
156|      />
157|    </svg>
158|  )
159|}
</file-view>

Subagent 73686396 completed successfully:

tsc passed with zero errors.

## Summary

**Pseudocode blocks replaced** (both in `/Users/root1/devin-chats/app/session/[id]/message.tsx`):

1. **Import block (lines 1–4)** — replaced the pseudocode-marked import with `import type { ChatMessage, TokenMetrics } from '@/lib/data'`.
2. **AssistantMessage JSX block (lines 80–103)** — replaced the pseudocode comment with the `{message.metrics && (<MetricsFooter .../>)}` render, placed after the `flex flex-col gap-2` wrapper's closing `</div>` and inside `AssistantMessage`'s outer `<div>`.

**New `MetricsFooter` component** (added immediately after `AssistantMessage`):

```tsx
function MetricsFooter({
  metrics,
  finishReason,
}: {
  metrics: TokenMetrics
  finishReason?: string | null
}) {
  const stats: { label: string; value: string }[] = []
  if (metrics.input_tokens != null) {
    stats.push({ label: 'In', value: metrics.input_tokens.toLocaleString() })
  }
  if (metrics.output_tokens != null) {
    stats.push({ label: 'Out', value: metrics.output_tokens.toLocaleString() })
  }
  if (metrics.cache_read_tokens != null) {
    stats.push({ label: 'Cache', value: metrics.cache_read_tokens.toLocaleString() })
  }
  if (metrics.ttft_ms != null) {
    stats.push({ label: 'TTFT', value: `${Math.round(metrics.ttft_ms).toLocaleString()}ms` })
  }

  return (
    <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4">
      {stats.map((stat) => (
        <span key={stat.label}>
          <span className="text-gray-700">{stat.label}</span>{' '}
          <span className="text-gray-900 tabular-nums">{stat.value}</span>
        </span>
      ))}
      {finishReason && finishReason !== 'stop' && (
        <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
          {finishReason}
        </span>
      )}
    </div>
  )
}
```

**tsc result:** `npx tsc --noEmit` exited 0 with no errors (no pre-existing errors either).

Notes on design-token compliance: labels in `text-gray-700`, values in `text-gray-900 tabular-nums`, Geist Mono via `font-mono text-xs leading-4`, chip uses `rounded-full bg-gray-100 px-2 py-0.5 text-gray-900`, stats separated by flex `gap-x-2` (no literal separators), null stats skipped individually, whole footer skipped when `metrics` is falsy. `UserMessage`, `ToolResult`, `RoleLabel`, `summarizeArgs`, and `Chevron` were left untouched.

The file /Users/root1/devin-chats/app/session/[id]/page.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 19|  const messages = await getSessionMessages(id)
 20|  const conversation = messages.filter((m) => m.role !== 'system')
 21|  const systemMessages = messages.filter((m) => m.role === 'system')
 22|
 23|  const totals = conversation.reduce(
 24|    (acc, m) => {
 25|      if (!m.metrics) return acc
 26|      acc.input += m.metrics.input_tokens ?? 0
 27|      acc.output += m.metrics.output_tokens ?? 0
 28|      acc.cacheRead += m.metrics.cache_read_tokens ?? 0
 29|      acc.wallMs += m.metrics.total_time_ms ?? 0
 30|      return acc
 31|    },
 32|    { input: 0, output: 0, cacheRead: 0, wallMs: 0 },
 33|  )
 34|  const hasTotals =
 35|    totals.input > 0 ||
 36|    totals.output > 0 ||
 37|    totals.cacheRead > 0 ||
 38|    totals.wallMs > 0
 39|
 40|  return (
 41|    <div className="mx-auto w-full max-w-[800px] px-4 py-10 sm:px-6 md:py-16">
 42|      <header className="mb-8 flex items-start justify-between">

The file /Users/root1/devin-chats/app/session/[id]/page.tsx has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
 67|            <span>{shortenPath(session.working_directory)}</span>
 68|            <span>{formatDateTime(session.last_activity_at)}</span>
 69|          </div>
 70|
 71|          {hasTotals && (
 72|            <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4 text-gray-700">
 73|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 74|                In {totals.input.toLocaleString()}
 75|              </span>
 76|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 77|                Out {totals.output.toLocaleString()}
 78|              </span>
 79|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 80|                Cache {totals.cacheRead.toLocaleString()}
 81|              </span>
 82|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 83|                Time{' '}
 84|                {totals.wallMs < 1000
 85|                  ? '<1s'
 86|                  : `${(totals.wallMs / 1000).toFixed(1)}s`}
 87|              </span>
 88|            </div>
 89|          )}
 90|        </div>
 91|        <ThemeToggle />
 92|      </header>

Output from command in shell b25176:


Exit code: 0

Subagent ccd1404e completed successfully:

tsc passes with zero errors.

## Summary

**Replaced pseudocode blocks** in `/Users/root1/devin-chats/app/session/[id]/page.tsx`:

1. **Computation block** (was lines 23–46): Replaced the `BEGIN PSEUDOCODE: Task C` comment block right after `const systemMessages = ...` with the `totals` reduce computation and `hasTotals` guard.

2. **JSX block** (was lines 79–84): Replaced the second `BEGIN PSEUDOCODE: Task C` comment block (inside the header's left column, after the model/mode/path/datetime metadata row) with the 4-chip totals row, guarded by `{hasTotals && (...)}`.

**Final totals computation:**
```ts
const totals = conversation.reduce(
  (acc, m) => {
    if (!m.metrics) return acc
    acc.input += m.metrics.input_tokens ?? 0
    acc.output += m.metrics.output_tokens ?? 0
    acc.cacheRead += m.metrics.cache_read_tokens ?? 0
    acc.wallMs += m.metrics.total_time_ms ?? 0
    return acc
  },
  { input: 0, output: 0, cacheRead: 0, wallMs: 0 },
)
const hasTotals =
  totals.input > 0 ||
  totals.output > 0 ||
  totals.cacheRead > 0 ||
  totals.wallMs > 0
```

**Final chip row JSX:** A `mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4 text-gray-700` div containing four `rounded-full bg-gray-100 px-2 py-0.5 text-gray-900` chips — "In", "Out", "Cache" (toLocaleString values), and "Time" (`<1s` or `Xs` formatted) — rendered only when `hasTotals` is true. Matches the existing model badge styling exactly.

**tsc result:** `npx tsc --noEmit` exited 0 with no errors. No other parts of the file were touched; no imports added; no comments added.

Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Current todo list:
1. [x] Write pseudocode comments into lib/data.ts, message.tsx, page.tsx [completed]
2. [x] Spin up subagent A: implement lib/data.ts type + parser [completed]
3. [x] Spin up subagents B and C in parallel: message.tsx footer + page.tsx totals strip [completed]
4. [~] Verify build passes [in_progress]

Output from command in shell 8c203e:
EXIT: 1


Exit code: 0

Output from command in shell cb5ad4:
TSC EXIT: 0


Exit code: 0

Output from command in shell 562bcd:

> devin-chats@0.1.0 build
> next build

▲ Next.js 16.2.10 (Turbopack)
- Environments: .env.local, .env.production

  Creating an optimized production build ...
✓ Compiled successfully in 1048ms
  Running TypeScript ...
  Finished TypeScript in 834ms ...
  Collecting page data using 8 workers ...
  Generating static pages using 8 workers (0/3) ...
✓ Generating static pages using 8 workers (3/3) in 160ms
  Finalizing page optimization ...

Route (app)
┌ ƒ /
├ ○ /_not-found
├ ƒ /api/session/[id]
├ ƒ /api/sessions
└ ƒ /session/[id]


○  (Static)   prerendered as static content
ƒ  (Dynamic)  server-rendered on demand

BUILD EXIT: 0


Exit code: 0

<file-view path="/Users/root1/devin-chats/lib/data.ts" start_line="15" end_line="64" total_lines="134">
 15|export interface ToolCall {
 16|  id: string
 17|  name: string
 18|  arguments: Record<string, unknown>
 19|}
 20|
 21|export interface TokenMetrics {
 22|  input_tokens: number | null
 23|  output_tokens: number | null
 24|  cache_read_tokens: number | null
 25|  cache_creation_tokens: number | null
 26|  ttft_ms: number | null
 27|  total_time_ms: number | null
 28|  tpot_ms: number | null
 29|  tokens_per_sec: number | null
 30|}
 31|
 32|export interface ChatMessage {
 33|  message_id: string
 34|  node_id: number
 35|  role: 'system' | 'user' | 'assistant' | 'tool'
 36|  content: string
 37|  tool_calls?: ToolCall[]
 38|  thinking?: string
 39|  created_at?: string
 40|  metrics?: TokenMetrics | null
 41|  finish_reason?: string | null
 42|}
 43|
 44|const PAGE = 1000
 45|
 46|export async function getSessions(): Promise<Session[]> {
 47|  const all: Session[] = []
 48|  for (let from = 0; ; from += PAGE) {
 49|    const { data, error } = await supabase
 50|      .from('sessions')
 51|      .select(
 52|        'id, working_directory, backend_type, model, agent_mode, created_at, last_activity_at, title, hidden'
 53|      )
 54|      .eq('hidden', false)
 55|      .order('last_activity_at', { ascending: false })
 56|      .range(from, from + PAGE - 1)
 57|    if (error) throw new Error(error.message)
 58|    all.push(...(data ?? []))
 59|    if (!data || data.length < PAGE) break
 60|  }
 61|  return all
 62|}
 63|
 64|export async function getSession(id: string): Promise<Session | null> {
</file-view>

<file-view path="/Users/root1/devin-chats/lib/data.ts" start_line="110" end_line="134" total_lines="134">
110|    if (!raw || typeof raw.role !== 'string') return null
111|    return {
112|      message_id: raw.message_id ?? `node-${node.node_id}`,
113|      node_id: node.node_id,
114|      role: raw.role,
115|      content: typeof raw.content === 'string' ? raw.content : '',
116|      tool_calls: Array.isArray(raw.tool_calls)
117|        ? raw.tool_calls.map((tc: { id?: string; name?: string; arguments?: Record<string, unknown> }) => ({
118|            id: tc.id ?? '',
119|            name: tc.name ?? 'unknown',
120|            arguments: tc.arguments ?? {},
121|          }))
122|        : undefined,
123|      thinking:
124|        typeof raw.thinking?.thinking === 'string'
125|          ? raw.thinking.thinking
126|          : undefined,
127|      created_at: raw.metadata?.created_at ?? undefined,
128|      finish_reason: raw.metadata?.finish_reason ?? null,
129|      metrics: raw.metadata?.metrics ?? null,
130|    }
131|  } catch {
132|    return null
133|  }
134|}
</file-view>

<file-view path="/Users/root1/devin-chats/app/session/[id]/message.tsx" start_line="75" end_line="134" total_lines="180">
 75|      </div>
 76|
 77|      {message.metrics && (
 78|        <MetricsFooter metrics={message.metrics} finishReason={message.finish_reason} />
 79|      )}
 80|    </div>
 81|  )
 82|}
 83|
 84|function MetricsFooter({
 85|  metrics,
 86|  finishReason,
 87|}: {
 88|  metrics: TokenMetrics
 89|  finishReason?: string | null
 90|}) {
 91|  const stats: { label: string; value: string }[] = []
 92|  if (metrics.input_tokens != null) {
 93|    stats.push({ label: 'In', value: metrics.input_tokens.toLocaleString() })
 94|  }
 95|  if (metrics.output_tokens != null) {
 96|    stats.push({ label: 'Out', value: metrics.output_tokens.toLocaleString() })
 97|  }
 98|  if (metrics.cache_read_tokens != null) {
 99|    stats.push({ label: 'Cache', value: metrics.cache_read_tokens.toLocaleString() })
100|  }
101|  if (metrics.ttft_ms != null) {
102|    stats.push({ label: 'TTFT', value: `${Math.round(metrics.ttft_ms).toLocaleString()}ms` })
103|  }
104|
105|  return (
106|    <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4">
107|      {stats.map((stat) => (
108|        <span key={stat.label}>
109|          <span className="text-gray-700">{stat.label}</span>{' '}
110|          <span className="text-gray-900 tabular-nums">{stat.value}</span>
111|        </span>
112|      ))}
113|      {finishReason && finishReason !== 'stop' && (
114|        <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
115|          {finishReason}
116|        </span>
117|      )}
118|    </div>
119|  )
120|}
121|
122|function ToolResult({ message }: { message: ChatMessage }) {
123|  if (!message.content) return null
124|  const preview = message.content.split('\n')[0].slice(0, 100)
125|
126|  return (
127|    <details className="rounded-sm border border-gray-alpha-400 bg-background-200">
128|      <summary className="flex items-center gap-2 px-3 py-2 hover:bg-gray-alpha-100">
129|        <Chevron />
130|        <span className="shrink-0 font-mono text-xs leading-4 text-gray-700">
131|          Output
132|        </span>
133|        <span className="truncate font-mono text-xs leading-4 text-gray-600">
134|          {preview}
</file-view>

<file-view path="/Users/root1/devin-chats/app/session/[id]/page.tsx" start_line="18" end_line="67" total_lines="164">
 18|
 19|  const messages = await getSessionMessages(id)
 20|  const conversation = messages.filter((m) => m.role !== 'system')
 21|  const systemMessages = messages.filter((m) => m.role === 'system')
 22|
 23|  const totals = conversation.reduce(
 24|    (acc, m) => {
 25|      if (!m.metrics) return acc
 26|      acc.input += m.metrics.input_tokens ?? 0
 27|      acc.output += m.metrics.output_tokens ?? 0
 28|      acc.cacheRead += m.metrics.cache_read_tokens ?? 0
 29|      acc.wallMs += m.metrics.total_time_ms ?? 0
 30|      return acc
 31|    },
 32|    { input: 0, output: 0, cacheRead: 0, wallMs: 0 },
 33|  )
 34|  const hasTotals =
 35|    totals.input > 0 ||
 36|    totals.output > 0 ||
 37|    totals.cacheRead > 0 ||
 38|    totals.wallMs > 0
 39|
 40|  return (
 41|    <div className="mx-auto w-full max-w-[800px] px-4 py-10 sm:px-6 md:py-16">
 42|      <header className="mb-8 flex items-start justify-between">
 43|        <div className="min-w-0">
 44|          <Link
 45|            href="/"
 46|            className="mb-4 inline-flex h-8 items-center gap-1 rounded-sm px-1.5 text-sm font-medium leading-5 text-gray-900 transition-colors duration-150 hover:bg-gray-alpha-100 hover:text-gray-1000 -ml-1.5"
 47|          >
 48|            <svg width="14" height="14" viewBox="0 0 16 16" fill="none" aria-hidden>
 49|              <path
 50|                d="M10 3L5 8L10 13"
 51|                stroke="currentColor"
 52|                strokeWidth="1.5"
 53|                strokeLinecap="round"
 54|                strokeLinejoin="round"
 55|              />
 56|            </svg>
 57|            Sessions
 58|          </Link>
 59|          <h1 className="text-2xl font-semibold leading-8 tracking-[-0.96px] text-gray-1000">
 60|            {session.title || session.id}
 61|          </h1>
 62|          <div className="mt-2 flex flex-wrap items-center gap-x-3 gap-y-1 font-mono text-xs leading-4 text-gray-700">
 63|            <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 64|              {session.model}
 65|            </span>
 66|            <span>{session.agent_mode}</span>
 67|            <span>{shortenPath(session.working_directory)}</span>
</file-view>

<file-view path="/Users/root1/devin-chats/app/session/[id]/page.tsx" start_line="67" end_line="91" total_lines="164">
 67|            <span>{shortenPath(session.working_directory)}</span>
 68|            <span>{formatDateTime(session.last_activity_at)}</span>
 69|          </div>
 70|
 71|          {hasTotals && (
 72|            <div className="mt-2 flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-xs leading-4 text-gray-700">
 73|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 74|                In {totals.input.toLocaleString()}
 75|              </span>
 76|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 77|                Out {totals.output.toLocaleString()}
 78|              </span>
 79|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 80|                Cache {totals.cacheRead.toLocaleString()}
 81|              </span>
 82|              <span className="rounded-full bg-gray-100 px-2 py-0.5 text-gray-900">
 83|                Time{' '}
 84|                {totals.wallMs < 1000
 85|                  ? '<1s'
 86|                  : `${(totals.wallMs / 1000).toFixed(1)}s`}
 87|              </span>
 88|            </div>
 89|          )}
 90|        </div>
 91|        <ThemeToggle />
</file-view>

Output from command in shell 73e70f:

> devin-chats@0.1.0 lint
> next lint

Invalid project directory provided, no such directory: /Users/root1/devin-chats/lint
LINT EXIT: 0


Exit code: 0

Output from command in shell c0714e:
Invalid project directory provided, no such directory: /Users/root1/devin-chats/lint
LINT EXIT: 0


Exit code: 0

Output from command in shell f06899:
/Users/root1/devin-chats/components/theme-toggle.tsx
  11:5  error  Error: Calling setState synchronously within an effect can trigger cascading renders

Effects are intended to synchronize state between React and external systems such as manually updating the DOM, state management libraries, or other platform APIs. In general, the body of an effect should do one or both of the following:
* Update external systems with the latest state from React.
* Subscribe for updates from some external system, calling setState in a callback function when external state changes.

Calling setState synchronously within an effect body causes cascading renders that can hurt performance, and is not recommended. (https://react.dev/learn/you-might-not-need-an-effect).

/Users/root1/devin-chats/components/theme-toggle.tsx:11:5
   9 |
  10 |   useEffect(() => {
> 11 |     setMounted(true)
     |     ^^^^^^^^^^ Avoid calling setState() directly within an effect
  12 |   }, [])
  13 |
  14 |   if (!mounted) {  react-hooks/set-state-in-effect

✖ 1 problem (1 error, 0 warnings)

ESLINT EXIT: 0


Exit code: 0

Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Current todo list:
1. [x] Write pseudocode comments into lib/data.ts, message.tsx, page.tsx [completed]
2. [x] Spin up subagent A: implement lib/data.ts type + parser [completed]
3. [x] Spin up subagents B and C in parallel: message.tsx footer + page.tsx totals strip [completed]
4. [x] Verify build passes [completed]

Output from command in shell 67c5be:
/Users/root1/Library/pnpm/vercel
Vercel CLI 50.39.0
50.39.0
---
total 16
drwxr-xr-x   4 root1  staff  128 Jul  7 23:12 .
drwxr-xr-x  27 root1  staff  864 Jul  8 03:05 ..
-rw-r--r--   1 root1  staff  116 Jul  7 23:12 project.json
-rw-r--r--   1 root1  staff  520 Jul  7 23:12 README.txt
---
---


Exit code: 0

Output from command in shell 8f4e37:
{"projectId":"prj_7ZLrDKZ3PzssKzImXd3uAU5onqCL","orgId":"team_6qGAXkpivbp7n1ukLNM06O5M","projectName":"devin-chats"}---
> Why do I have a folder named ".vercel" in my project?
The ".vercel" folder is created when you link a directory to a Vercel project.

> What does the "project.json" file contain?
The "project.json" file contains:
- The ID of the Vercel project that you linked ("projectId")
- The ID of the user or team your Vercel project is owned by ("orgId")

> Should I commit the ".vercel" folder?
No, you should not share the ".vercel" folder with anyone.
Upon creation, it will be automatically added to your ".gitignore" file.


Exit code: 0

Output from command in shell 2c894c:
Retrieving project…
> No Environment Variables found for aidentothe-projects/devin-chats [46ms]

Exit code: 0

User answered your questions:
{
  "The Vercel project has no env vars. Your .env.local has NEXT_PUBLIC_SUPABASE_URL, NEXT_PUBLIC_SUPABASE_ANON_KEY, and SUPABASE_SERVICE_ROLE_KEY. How should I handle env vars for the deploy?": {
    "selected": [
      "Upload all 3"
    ]
  }
}

Output from command in shell 62ee9b:
Error: Invalid number of arguments. Usage: `vercel env add <name> <production | preview | development> <gitbranch>`


Exit code: 1

Output from command in shell 54f117:

  ▲ vercel env add name [environment] [git-branch] [options]

  Add an Environment Variable (see examples below)                              

  Options:

       --force          Force overwrites when a command would normally fail          
       --guidance       Receive command suggestions once command is complete         
       --sensitive      Add a sensitive Environment Variable                         
       --value <VALUE>  Value for the variable (non-interactive). Otherwise use stdin
                        or you will be prompted.                                     
  -y,  --yes            Skip the confirmation prompt when adding an Environment      
                        Variable                                                     


  Global Options:

       --cwd <DIR>            Sets the current working directory for a single   
                              run of a command                                  
  -d,  --debug                Debug mode (default off)                          
  -Q,  --global-config <DIR>  Path to the global `.vercel` directory            
  -h,  --help                 Output usage information                          
  -A,  --local-config <FILE>  Path to the local `vercel.json` file              
       --no-color             No color mode (default off)                       
       --non-interactive      Run without interactive prompts; when an agent is 
                              detected this is the default                      
  -S,  --scope                Set a custom scope                                
  -t,  --token <TOKEN>        Login token                                       
  -v,  --version              Output the version number                         
… (37 lines truncated)

Exit code: 2

`| head -30` was parsed out (30 of 67 total lines shown).
<truncation_notice>
Full output written to: /var/folders/d9/mzhyr7lx6xbf236j5ll9v_300000gn/T/devin-overflows-501/a7df8888/content.txt
</truncation_notice>

Output from command in shell 072018:
WARNING! NEXT_PUBLIC_ variables can be seen by anyone visiting your site
Retrieving project…
Saving
Overrode Environment Variable NEXT_PUBLIC_SUPABASE_URL to Project devin-chats [92ms]
WARNING! The NEXT_PUBLIC_ prefix will make SUPABASE_ANON_KEY visible to anyone visiting your site
Retrieving project…
Saving
Overrode Environment Variable NEXT_PUBLIC_SUPABASE_ANON_KEY to Project devin-chats [93ms]
Retrieving project…
Saving
Overrode Environment Variable SUPABASE_SERVICE_ROLE_KEY to Project devin-chats [86ms]
WARNING! NEXT_PUBLIC_ variables can be seen by anyone visiting your site
Retrieving project…
? Add NEXT_PUBLIC_SUPABASE_URL to which Git branch? (leave empty for all Preview
 branches)?
[?25hWARNING! The NEXT_PUBLIC_ prefix will make SUPABASE_ANON_KEY visible to anyone visiting your site
Retrieving project…
? Add NEXT_PUBLIC_SUPABASE_ANON_KEY to which Git branch? (leave empty for all
Preview branches)?
[?25hRetrieving project…
? Add SUPABASE_SERVICE_ROLE_KEY to which Git branch? (leave empty for all
Preview branches)?
[?25hWARNING! NEXT_PUBLIC_ variables can be seen by anyone visiting your site
Retrieving project…
Saving
Overrode Environment Variable NEXT_PUBLIC_SUPABASE_URL to Project devin-chats [102ms]
WARNING! The NEXT_PUBLIC_ prefix will make SUPABASE_ANON_KEY visible to anyone visiting your site
Retrieving project…
Saving
Overrode Environment Variable NEXT_PUBLIC_SUPABASE_ANON_KEY to Project devin-chats [85ms]
Retrieving project…
Saving
Error: You cannot set a Sensitive Environment Variable's target to development.


Exit code: 1

Output from command in shell c2b5bf:
Retrieving project…
> Environment Variables found for aidentothe-projects/devin-chats [65ms]

 name                               value               environments        created    
 NEXT_PUBLIC_SUPABASE_ANON_KEY      Encrypted           Development         4s ago     
 NEXT_PUBLIC_SUPABASE_URL           Encrypted           Development         5s ago     
 SUPABASE_SERVICE_ROLE_KEY          Encrypted           Production          10s ago    
 NEXT_PUBLIC_SUPABASE_ANON_KEY      Encrypted           Production          11s ago    
 NEXT_PUBLIC_SUPABASE_URL           Encrypted           Production          12s ago    



Exit code: 0

Output from command in shell e241b6:
WARNING! NEXT_PUBLIC_ variables can be seen by anyone visiting your site
Retrieving project…
? Add NEXT_PUBLIC_SUPABASE_URL to which Git branch? (leave empty for all Preview
 branches)?
[?25hWARNING! The NEXT_PUBLIC_ prefix will make SUPABASE_ANON_KEY visible to anyone visiting your site
Retrieving project…
? Add NEXT_PUBLIC_SUPABASE_ANON_KEY to which Git branch? (leave empty for all
Preview branches)?
[?25hRetrieving project…
? Add SUPABASE_SERVICE_ROLE_KEY to which Git branch? (leave empty for all
Preview branches)?
[?25h

Exit code: 0

Retrieving project…
Deploying aidentothe-projects/devin-chats
Uploading [--------------------] (0.0B/404.4KB)
Uploading [=====---------------] (109.9KB/404.4KB)
Uploading [==========----------] (205.1KB/404.4KB)
Uploading [===============-----] (317.1KB/404.4KB)
Uploading [====================] (404.4KB/404.4KB)
Inspect: https://vercel.com/aidentothe-projects/devin-chats/EYrhHQP7YSCMC5iPNiXk8s6GtQoe [2s]
Production: https://devin-chats-ej02y0swh-aidentothe-projects.vercel.app [2s]
https://devin-chats-ej02y0swh-aidentothe-projects.vercel.appBuilding...
Building...
Building: Running build in Washington, D.C., USA (East) – iad1
Building: Build machine configuration: 2 cores, 8 GB
Building: Retrieving list of deployment files...
Building: Downloading 37 deployment files...
Building: Restored build cache from previous deployment (6dgvajibY4KAyqZ3z8negVeYyXgy)
Building: Running "vercel build"
Building: Vercel CLI 54.19.0
Building: Installing dependencies...
Building: npm warn deprecated prebuild-install@7.1.3: No longer maintained. Please contact the author of the relevant native addon; alternatives are available.
Building: added 40 packages in 2s
Building: 154 packages are looking for funding
Building: run `npm fund` for details
Building: Detected Next.js version: 16.2.10
Building: Running "npm run build"
Building: > devin-chats@0.1.0 build
Building: > next build
Building: Applying modifyConfig from Vercel
Building: ▲ Next.js 16.2.10 (Turbopack)
Building: - Environments: .env.production
Building: Creating an optimized production build ...

===
Stopped waiting for output after 15.9 seconds. Command running in background with ID: e289c9. Run get_output with timeout if you need to wait.

Building: ✓ Compiled successfully in 6.0s
Building: Running TypeScript ...
Building: Finished TypeScript in 3.8s ...
Building: Collecting page data using 1 worker ...
Building: Generating static pages using 1 worker (0/3) ...
Building: ✓ Generating static pages using 1 worker (3/3) in 169ms
Building: Finalizing page optimization ...
Building: Running onBuildComplete from Vercel
Building: Detected .env file, it is strongly recommended to use Vercel's env handling instead
Building: Route (app)
Building: ┌ ƒ /
Building: ├ ○ /_not-found
Building: ├ ƒ /api/session/[id]
Building: ├ ƒ /api/sessions
Building: └ ƒ /session/[id]
Building: ○  (Static)   prerendered as static content
Building: ƒ  (Dynamic)  server-rendered on demand
Building: Build Completed in /vercel/output [15s]
Building: Deploying outputs...
Building: Deployment completed
Building: Creating build cache...
Production: https://devin-chats-ej02y0swh-aidentothe-projects.vercel.app [28s]
Completing...
Aliased: https://devin.aidenhuang.com [28s]
> Tip: Run `npx plugins add vercel/vercel-plugin` to enhance your agent experience


Exit code: 0

Output from command in shell 7f74df:
HTTP 200 | 1.630692s
---
<h1 class="text-[32px] font-semibold leading-10 tracking-[-1.28px] text-gray-1000">Devin Sessions</h1>


Exit code: 0