fix: show session title and workspace in /sessions picker

Read cwd from session.header (not only meta) and title from sessionTitle service or session/title events; list details in the message body and richer inline buttons.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/bridge.ts

@@ -12,6 +12,7 @@ import {
 } from './client.js'
 import { BIND_CB_PREFIX, MSG, parseCommand } from './commands.js'
 import { markdownToHtml, splitMessage } from './format.js'
+import { buttonLabel, describeAgent, detailLines, displayLabel } from './label.js'
 
 export interface TelegramBridgeOptions {
   token: string
@@ -43,15 +44,6 @@ function contentToText(content: readonly ContentBlock[]): string {
     .join('')
 }
 
-function shortLabel(agent: Agent, index: number): string {
-  const id = String(agent.id)
-  const tail = id.length > 12 ? id.slice(-12) : id
-  const cwd = (agent.session as { meta?: { cwd?: string } } | undefined)?.meta?.cwd
-  const cwdBit = cwd ? cwd.split(/[/\\]/).filter(Boolean).slice(-1)[0] : ''
-  const base = cwdBit ? `${cwdBit} · ${tail}` : `session ${index + 1} · ${tail}`
-  return base.length > 60 ? `${base.slice(0, 57)}...` : base
-}
-
 export class TelegramBridge {
   private readonly ctx: Context
   private readonly token: string
@@ -188,7 +180,7 @@ export class TelegramBridge {
       await this.client.sendMessage(chatId, MSG.GONE)
       return
     }
-    const label = shortLabel(agent, 0)
+    const label = displayLabel(describeAgent(agent, 0, this.ctx))
     this.bindings.set(String(chatId), { chatId, sessionId: String(agent.id), label })
     await this.client.answerCallbackQuery(cq.id, '已附着')
     await this.client.sendMessage(chatId, MSG.BOUND(label))
@@ -223,18 +215,21 @@ export class TelegramBridge {
       await this.client.sendMessage(chatId, MSG.NO_LIVE)
       return
     }
+    const described = agents.map((agent, i) => describeAgent(agent, i, this.ctx))
     const keyboard: InlineKeyboardMarkup = {
-      inline_keyboard: agents.map((agent, i) => {
-        const label = shortLabel(agent, i)
-        return [{ text: label, callback_data: `${BIND_CB_PREFIX}${String(agent.id)}` }]
-      }),
+      inline_keyboard: described.map((parts) => ([{
+        text: buttonLabel(parts),
+        callback_data: `${BIND_CB_PREFIX}${parts.sessionId}`,
+      }])),
     }
-    await this.client.sendMessage(
-      chatId,
+    const body = [
       `选择要遥控的本机会话（共 ${agents.length} 个）：`,
-      undefined,
-      keyboard,
-    )
+      '',
+      ...described.map((parts) => detailLines(parts)),
+      '',
+      '点下方按钮附着对应会话。',
+    ].join('\n')
+    await this.client.sendMessage(chatId, body, undefined, keyboard)
   }
 
   private async sendStatus(chatId: number): Promise<void> {

src/index.ts

@@ -61,4 +61,5 @@ export * from './format.js'
 export * from './client.js'
 export * from './auth.js'
 export * from './commands.js'
+export * from './label.js'
 export * from './bridge.js'

src/label.ts

@@ -0,0 +1,123 @@
+import type { Context } from '@deepseek-ai/cordis'
+import type { Agent } from '@deepseek-ai/dsh-agent'
+
+/** Loose session shape so tests and live Session both work. */
+export interface SessionView {
+  header?: { cwd?: string }
+  meta?: { cwd?: string }
+  events?: ReadonlyArray<{ type?: string; data?: { title?: string } }>
+}
+
+export interface AgentLabelParts {
+  index: number
+  title?: string
+  cwd?: string
+  workspace?: string
+  idTail: string
+  sessionId: string
+}
+
+const BUTTON_MAX = 64
+
+export function readSessionCwd(session: unknown): string | undefined {
+  const s = session as SessionView | undefined
+  const cwd = s?.header?.cwd ?? s?.meta?.cwd
+  if (typeof cwd !== 'string') return undefined
+  const trimmed = cwd.trim()
+  return trimmed.length > 0 ? trimmed : undefined
+}
+
+export function workspaceName(cwd: string | undefined): string | undefined {
+  if (!cwd) return undefined
+  const parts = cwd.split(/[/\\]/).filter(Boolean)
+  return parts.length > 0 ? parts[parts.length - 1] : undefined
+}
+
+export function readSessionTitle(ctx: Context | undefined, session: unknown): string | undefined {
+  if (!session) return undefined
+
+  try {
+    const svc = (ctx as { sessionTitle?: { get?: (s: unknown) => { title?: string } | undefined } } | undefined)
+      ?.sessionTitle
+    const snap = svc?.get?.(session)
+    if (snap?.title && String(snap.title).trim()) return String(snap.title).trim()
+  } catch {
+    // optional service
+  }
+
+  try {
+    const projections = (ctx as {
+      sessionProjections?: { get?: (s: unknown, key: string) => unknown }
+    } | undefined)?.sessionProjections
+    const projected = projections?.get?.(session, 'title')
+    if (typeof projected === 'string' && projected.trim()) return projected.trim()
+  } catch {
+    // optional service
+  }
+
+  const events = (session as SessionView).events
+  if (Array.isArray(events)) {
+    for (let i = events.length - 1; i >= 0; i -= 1) {
+      const ev = events[i]
+      if (ev?.type === 'session/title' && typeof ev.data?.title === 'string') {
+        const t = ev.data.title.trim()
+        if (t) return t
+      }
+    }
+  }
+  return undefined
+}
+
+export function describeAgent(agent: Agent, index: number, ctx?: Context): AgentLabelParts {
+  const sessionId = String(agent.id)
+  const idTail = sessionId.length > 12 ? sessionId.slice(-12) : sessionId
+  const cwd = readSessionCwd(agent.session)
+  const title = readSessionTitle(ctx, agent.session)
+  return {
+    index,
+    title,
+    cwd,
+    workspace: workspaceName(cwd),
+    idTail,
+    sessionId,
+  }
+}
+
+/** Compact label for inline keyboard buttons (Telegram ≤64 chars). */
+export function buttonLabel(parts: AgentLabelParts): string {
+  const n = parts.index + 1
+  const primary = parts.title || parts.workspace || `session ${n}`
+  let text = `${n}. ${primary}`
+  if (parts.title && parts.workspace) {
+    const withWs = `${n}. ${parts.title} · ${parts.workspace}`
+    if ([...withWs].length <= BUTTON_MAX) text = withWs
+  }
+  if ([...text].length <= BUTTON_MAX) return text
+  const chars = [...text]
+  return `${chars.slice(0, BUTTON_MAX - 1).join('')}…`
+}
+
+/** Multi-line detail block for the picker message body. */
+export function detailLines(parts: AgentLabelParts): string {
+  const lines = [`${parts.index + 1}. ${parts.title ?? '（无标题）'}`]
+  if (parts.cwd) {
+    lines.push(`   工作区：${parts.cwd}`)
+  } else if (parts.workspace) {
+    lines.push(`   工作区：${parts.workspace}`)
+  } else {
+    lines.push('   工作区：（未知）')
+  }
+  lines.push(`   ID：…${parts.idTail}`)
+  return lines.join('\n')
+}
+
+/** Human label stored on bind / status (not length-capped as hard as buttons). */
+export function displayLabel(parts: AgentLabelParts): string {
+  const bits: string[] = []
+  if (parts.title) bits.push(parts.title)
+  if (parts.workspace) bits.push(parts.workspace)
+  if (bits.length === 0) bits.push(`session ${parts.index + 1}`)
+  bits.push(`…${parts.idTail}`)
+  const text = bits.join(' · ')
+  return text.length > 120 ? `${text.slice(0, 117)}...` : text
+}