| 1 | import * as Lark from "@larksuiteoapi/node-sdk"; |
| 2 | |
| 3 | import { |
| 4 | activeTurnBlock, |
| 5 | commandAction, |
| 6 | compactRuntimeError, |
| 7 | helpText, |
| 8 | incomingIdentity, |
| 9 | isAllowed, |
| 10 | latestRunningTurn, |
| 11 | pairingRefusalText, |
| 12 | parseBool, |
| 13 | parseCommand, |
| 14 | parseList, |
| 15 | parseApprovalDecisionArgs, |
| 16 | parseTextContent, |
| 17 | preservedChatStateFields, |
| 18 | splitMessage, |
| 19 | stripGroupPrefix |
| 20 | } from "./lib.mjs"; |
| 21 | import { |
| 22 | createRuntimeClient, |
| 23 | readJsonSafe, |
| 24 | readSse, |
| 25 | ThreadStore as CoreThreadStore |
| 26 | } from "../../bridge-core/src/lib.mjs"; |
| 27 | |
| 28 | class ThreadStore extends CoreThreadStore { |
| 29 | constructor(filePath) { |
| 30 | super(filePath, { messageLimit: 200 }); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | const config = { |
| 35 | appId: requiredEnv("FEISHU_APP_ID"), |
| 36 | appSecret: requiredEnv("FEISHU_APP_SECRET"), |
| 37 | domain: process.env.FEISHU_DOMAIN || "feishu", |
| 38 | runtimeUrl: (process.env.CODEWHALE_RUNTIME_URL || process.env.DEEPSEEK_RUNTIME_URL || "http://127.0.0.1:7878").replace(/\/+$/, ""), |
| 39 | runtimeToken: process.env.CODEWHALE_RUNTIME_TOKEN || process.env.DEEPSEEK_RUNTIME_TOKEN || requiredEnv("CODEWHALE_RUNTIME_TOKEN"), |
| 40 | workspace: process.env.CODEWHALE_WORKSPACE || process.env.DEEPSEEK_WORKSPACE || process.cwd(), |
| 41 | model: process.env.CODEWHALE_MODEL || process.env.DEEPSEEK_MODEL || "auto", |
| 42 | mode: process.env.CODEWHALE_MODE || process.env.DEEPSEEK_MODE || "agent", |
| 43 | allowShell: parseBool(process.env.CODEWHALE_ALLOW_SHELL ?? process.env.DEEPSEEK_ALLOW_SHELL, true), |
| 44 | trustMode: parseBool(process.env.CODEWHALE_TRUST_MODE ?? process.env.DEEPSEEK_TRUST_MODE, false), |
| 45 | autoApprove: parseBool(process.env.CODEWHALE_AUTO_APPROVE ?? process.env.DEEPSEEK_AUTO_APPROVE, false), |
| 46 | allowlist: parseList(process.env.CODEWHALE_CHAT_ALLOWLIST || process.env.DEEPSEEK_CHAT_ALLOWLIST), |
| 47 | allowUnlisted: parseBool(process.env.CODEWHALE_ALLOW_UNLISTED ?? process.env.DEEPSEEK_ALLOW_UNLISTED, false), |
| 48 | threadMapPath: |
| 49 | process.env.FEISHU_THREAD_MAP_PATH || |
| 50 | "/var/lib/codewhale-feishu-bridge/thread-map.json", |
| 51 | allowGroups: parseBool(process.env.FEISHU_ALLOW_GROUPS, false), |
| 52 | requirePrefixInGroup: parseBool(process.env.FEISHU_REQUIRE_PREFIX_IN_GROUP, true), |
| 53 | groupPrefix: process.env.FEISHU_GROUP_PREFIX || "/ds", |
| 54 | maxReplyChars: Number(process.env.FEISHU_MAX_REPLY_CHARS || 3500), |
| 55 | turnTimeoutMs: Number(process.env.CODEWHALE_TURN_TIMEOUT_MS || process.env.DEEPSEEK_TURN_TIMEOUT_MS || 900000) |
| 56 | }; |
| 57 | |
| 58 | const { runtimeJson, authHeaders } = createRuntimeClient(config); |
| 59 | |
| 60 | const sdkConfig = { |
| 61 | appId: config.appId, |
| 62 | appSecret: config.appSecret, |
| 63 | domain: resolveLarkDomain(config.domain) |
| 64 | }; |
| 65 | |
| 66 | const client = new Lark.Client(sdkConfig); |
| 67 | const wsClient = new Lark.WSClient({ |
| 68 | ...sdkConfig, |
| 69 | loggerLevel: Lark.LoggerLevel?.info |
| 70 | }); |
| 71 | |
| 72 | const threadStore = await ThreadStore.open(config.threadMapPath); |
| 73 | |
| 74 | const dispatcher = new Lark.EventDispatcher({}).register({ |
| 75 | "im.message.receive_v1": async (data) => { |
| 76 | void handleIncomingMessage(data).catch((error) => { |
| 77 | console.error("failed to handle incoming Feishu message", error); |
| 78 | }); |
| 79 | } |
| 80 | }); |
| 81 | |
| 82 | console.log("Starting DeepSeek Feishu bridge"); |
| 83 | console.log(`Runtime: ${config.runtimeUrl}`); |
| 84 | console.log(`Workspace: ${config.workspace}`); |
| 85 | if (!config.allowlist.length && !config.allowUnlisted) { |
| 86 | console.log("No allowlist configured. Incoming chats will receive their IDs and be refused."); |
| 87 | } |
| 88 | |
| 89 | wsClient.start({ eventDispatcher: dispatcher }); |
| 90 | void reattachActiveTurns().catch((error) => { |
| 91 | console.error("failed to reattach active Feishu bridge turns", error); |
| 92 | }); |
| 93 | |
| 94 | async function handleIncomingMessage(event) { |
| 95 | const identity = incomingIdentity(event); |
| 96 | if (!identity.chatId) return; |
| 97 | |
| 98 | // Store the incoming message ID so sendText() can reply inside the same |
| 99 | // Feishu thread/topic — without this, every bot message creates a new |
| 100 | // standalone topic in thread-enabled groups. |
| 101 | // / 缓存入站消息 ID，让 sendText 能通过 reply API 在同一话题内回复。 |
| 102 | // / 否则每条 bot 消息都会在话题群中创建独立的新话题（见 #1710）。 |
| 103 | if (identity.messageId) { |
| 104 | const existing = await threadStore.getChat(identity.chatId); |
| 105 | if (existing) { |
| 106 | await threadStore.patchChat(identity.chatId, { |
| 107 | replyToMessageId: identity.messageId, |
| 108 | updatedAt: new Date().toISOString() |
| 109 | }); |
| 110 | } else { |
| 111 | await threadStore.setChat(identity.chatId, { |
| 112 | replyToMessageId: identity.messageId, |
| 113 | threadId: null, |
| 114 | lastSeq: 0, |
| 115 | activeTurnId: null, |
| 116 | updatedAt: new Date().toISOString() |
| 117 | }); |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | if (identity.messageType && identity.messageType !== "text") { |
| 122 | await sendText(identity.chatId, "Only text messages are supported in this first bridge."); |
| 123 | return; |
| 124 | } |
| 125 | |
| 126 | const rawText = parseTextContent(event.message?.content || ""); |
| 127 | const scoped = stripGroupPrefix(rawText, { |
| 128 | chatType: identity.chatType, |
| 129 | requirePrefix: config.requirePrefixInGroup, |
| 130 | prefix: config.groupPrefix |
| 131 | }); |
| 132 | if (!scoped.accepted) return; |
| 133 | |
| 134 | if (identity.messageId && (await threadStore.recordMessage(identity.messageId))) { |
| 135 | return; |
| 136 | } |
| 137 | |
| 138 | if (identity.chatType !== "p2p" && !config.allowGroups) { |
| 139 | await sendText( |
| 140 | identity.chatId, |
| 141 | "Group chat control is disabled for this bridge. DM the bot, or set FEISHU_ALLOW_GROUPS=true and allowlist this chat." |
| 142 | ); |
| 143 | return; |
| 144 | } |
| 145 | |
| 146 | if (!isAllowed(identity, config.allowlist, config.allowUnlisted)) { |
| 147 | await sendText(identity.chatId, pairingRefusalText(identity)); |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | const command = parseCommand(scoped.text); |
| 152 | await handleCommand(identity.chatId, command); |
| 153 | } |
| 154 | |
| 155 | async function handleCommand(chatId, command) { |
| 156 | const action = commandAction(command); |
| 157 | switch (action.kind) { |
| 158 | case "help": |
| 159 | await sendText(chatId, helpText()); |
| 160 | return; |
| 161 | case "status": |
| 162 | await sendStatus(chatId); |
| 163 | return; |
| 164 | case "threads": |
| 165 | await sendThreads(chatId); |
| 166 | return; |
| 167 | case "new_thread": { |
| 168 | const state = await ensureThread(chatId, { forceNew: true }); |
| 169 | await sendText(chatId, `Created thread ${state.threadId}`); |
| 170 | return; |
| 171 | } |
| 172 | case "resume": |
| 173 | await resumeThread(chatId, action.threadId); |
| 174 | return; |
| 175 | case "interrupt": |
| 176 | await interruptActiveTurn(chatId); |
| 177 | return; |
| 178 | case "compact": |
| 179 | await compactThread(chatId); |
| 180 | return; |
| 181 | case "approval": |
| 182 | await decideApproval(chatId, action); |
| 183 | return; |
| 184 | case "set_model": |
| 185 | await setChatModel(chatId, action.modelName); |
| 186 | return; |
| 187 | case "prompt": |
| 188 | await runPrompt(chatId, action.prompt); |
| 189 | return; |
| 190 | default: |
| 191 | await sendText(chatId, helpText()); |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | async function ensureThread(chatId, { forceNew = false } = {}) { |
| 196 | const existing = await threadStore.getChat(chatId); |
| 197 | if (existing?.threadId && !forceNew) return existing; |
| 198 | |
| 199 | // Use per-chat model if set, fall back to bridge-level default. |
| 200 | // / 优先使用 per-chat 模型（/model 命令设置），否则用桥接级别的默认模型。 |
| 201 | const effectiveModel = existing?.model || config.model; |
| 202 | |
| 203 | const thread = await runtimeJson("/v1/threads", { |
| 204 | method: "POST", |
| 205 | body: { |
| 206 | model: effectiveModel, |
| 207 | workspace: config.workspace, |
| 208 | mode: config.mode, |
| 209 | allow_shell: config.allowShell, |
| 210 | trust_mode: config.trustMode, |
| 211 | auto_approve: config.autoApprove, |
| 212 | archived: false, |
| 213 | system_prompt: |
| 214 | "You are being controlled from a Feishu/Lark phone chat. Keep status updates concise. Ask for tool approvals when needed; do not assume mobile messages imply blanket approval." |
| 215 | } |
| 216 | }); |
| 217 | |
| 218 | const state = { |
| 219 | ...preservedChatStateFields(existing), |
| 220 | threadId: thread.id, |
| 221 | lastSeq: 0, |
| 222 | activeTurnId: null, |
| 223 | updatedAt: new Date().toISOString() |
| 224 | }; |
| 225 | await threadStore.setChat(chatId, state); |
| 226 | return state; |
| 227 | } |
| 228 | |
| 229 | async function runPrompt(chatId, prompt) { |
| 230 | if (!prompt.trim()) { |
| 231 | await sendText(chatId, helpText()); |
| 232 | return; |
| 233 | } |
| 234 | const state = await ensureThread(chatId); |
| 235 | // Use per-chat model for this turn (may differ from the thread's |
| 236 | // creation model if the user ran /model after the thread was created). |
| 237 | // / 使用 per-chat 模型执行本轮对话（如果用户在创建线程后切换过模型）。 |
| 238 | const effectiveModel = state?.model || config.model; |
| 239 | const detail = await runtimeJson(`/v1/threads/${encodeURIComponent(state.threadId)}`); |
| 240 | const activeBlock = activeTurnBlock(detail, state); |
| 241 | if (activeBlock) { |
| 242 | await threadStore.patchChat(chatId, { |
| 243 | activeTurnId: activeBlock.turnId, |
| 244 | updatedAt: new Date().toISOString() |
| 245 | }); |
| 246 | await sendText(chatId, activeBlock.message); |
| 247 | return; |
| 248 | } |
| 249 | if (state.activeTurnId) { |
| 250 | await threadStore.patchChat(chatId, { activeTurnId: null }); |
| 251 | } |
| 252 | const sinceSeq = Number(detail.latest_seq || state.lastSeq || 0); |
| 253 | |
| 254 | const turnResponse = await runtimeJson( |
| 255 | `/v1/threads/${encodeURIComponent(state.threadId)}/turns`, |
| 256 | { |
| 257 | method: "POST", |
| 258 | body: { |
| 259 | prompt, |
| 260 | input_summary: prompt.slice(0, 200), |
| 261 | model: effectiveModel, |
| 262 | mode: config.mode, |
| 263 | allow_shell: config.allowShell, |
| 264 | trust_mode: config.trustMode, |
| 265 | auto_approve: config.autoApprove |
| 266 | } |
| 267 | } |
| 268 | ); |
| 269 | |
| 270 | const turnId = turnResponse.turn?.id; |
| 271 | await threadStore.patchChat(chatId, { |
| 272 | activeTurnId: turnId || null, |
| 273 | lastSeq: sinceSeq, |
| 274 | updatedAt: new Date().toISOString() |
| 275 | }); |
| 276 | await sendText(chatId, `Started turn ${turnId || "(unknown)"}`); |
| 277 | |
| 278 | try { |
| 279 | await streamTurnEvents(chatId, state.threadId, turnId, sinceSeq); |
| 280 | } finally { |
| 281 | await threadStore.patchChat(chatId, { |
| 282 | activeTurnId: null, |
| 283 | updatedAt: new Date().toISOString() |
| 284 | }); |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | async function reattachActiveTurns() { |
| 289 | for (const [chatId, state] of threadStore.listChats()) { |
| 290 | if (!state?.threadId || !state.activeTurnId) continue; |
| 291 | |
| 292 | const detail = await runtimeJson(`/v1/threads/${encodeURIComponent(state.threadId)}`); |
| 293 | const runningTurn = latestRunningTurn(detail); |
| 294 | if (!runningTurn) { |
| 295 | await threadStore.patchChat(chatId, { |
| 296 | activeTurnId: null, |
| 297 | lastSeq: Number(detail.latest_seq || state.lastSeq || 0), |
| 298 | updatedAt: new Date().toISOString() |
| 299 | }); |
| 300 | await sendText(chatId, `Bridge restarted. No active turn remains for ${state.threadId}.`); |
| 301 | continue; |
| 302 | } |
| 303 | |
| 304 | const turnId = runningTurn.id || state.activeTurnId; |
| 305 | const sinceSeq = Number(state.lastSeq || 0); |
| 306 | await threadStore.patchChat(chatId, { |
| 307 | activeTurnId: turnId, |
| 308 | updatedAt: new Date().toISOString() |
| 309 | }); |
| 310 | await sendText( |
| 311 | chatId, |
| 312 | `Bridge restarted. Reattaching to active turn ${turnId} from seq ${sinceSeq}.` |
| 313 | ); |
| 314 | try { |
| 315 | await streamTurnEvents(chatId, state.threadId, turnId, sinceSeq); |
| 316 | } finally { |
| 317 | await threadStore.patchChat(chatId, { |
| 318 | activeTurnId: null, |
| 319 | updatedAt: new Date().toISOString() |
| 320 | }); |
| 321 | } |
| 322 | } |
| 323 | } |
| 324 | |
| 325 | async function streamTurnEvents(chatId, threadId, turnId, sinceSeq) { |
| 326 | const controller = new AbortController(); |
| 327 | const timeout = setTimeout(() => controller.abort(), config.turnTimeoutMs); |
| 328 | let responseText = ""; |
| 329 | let latestSeq = sinceSeq; |
| 330 | let sentProgressAt = Date.now(); |
| 331 | |
| 332 | try { |
| 333 | const response = await fetch( |
| 334 | `${config.runtimeUrl}/v1/threads/${encodeURIComponent(threadId)}/events?since_seq=${sinceSeq}`, |
| 335 | { |
| 336 | headers: authHeaders(), |
| 337 | signal: controller.signal |
| 338 | } |
| 339 | ); |
| 340 | if (!response.ok) { |
| 341 | const body = await readJsonSafe(response); |
| 342 | throw new Error(compactRuntimeError(response.status, body)); |
| 343 | } |
| 344 | |
| 345 | for await (const event of readSse(response)) { |
| 346 | if (!event.data) continue; |
| 347 | const record = JSON.parse(event.data); |
| 348 | latestSeq = Math.max(latestSeq, Number(record.seq || 0)); |
| 349 | await threadStore.patchChat(chatId, { lastSeq: latestSeq }); |
| 350 | |
| 351 | if (turnId && record.turn_id && record.turn_id !== turnId) continue; |
| 352 | |
| 353 | if (record.event === "item.delta" && record.payload?.kind === "agent_message") { |
| 354 | responseText += record.payload.delta || ""; |
| 355 | const now = Date.now(); |
| 356 | if (responseText.length > config.maxReplyChars && now - sentProgressAt > 15000) { |
| 357 | await sendText(chatId, responseText.slice(0, config.maxReplyChars)); |
| 358 | responseText = responseText.slice(config.maxReplyChars); |
| 359 | sentProgressAt = now; |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | if (record.event === "approval.required") { |
| 364 | const approval = record.payload || {}; |
| 365 | await sendText( |
| 366 | chatId, |
| 367 | [ |
| 368 | "Approval required", |
| 369 | `tool=${approval.tool_name || "unknown"}`, |
| 370 | `approval_id=${approval.approval_id || approval.id}`, |
| 371 | approval.description || "", |
| 372 | "", |
| 373 | `Reply /allow ${approval.approval_id || approval.id}`, |
| 374 | `Reply /deny ${approval.approval_id || approval.id}` |
| 375 | ] |
| 376 | .filter(Boolean) |
| 377 | .join("\n") |
| 378 | ); |
| 379 | } |
| 380 | |
| 381 | if (record.event === "turn.completed") { |
| 382 | const turn = record.payload?.turn || {}; |
| 383 | const status = turn.status || "completed"; |
| 384 | const error = turn.error ? `\n${turn.error}` : ""; |
| 385 | if (status !== "completed") { |
| 386 | await sendText(chatId, `Turn ${status}.${error}`.trim()); |
| 387 | } else { |
| 388 | await sendText(chatId, responseText.trim() || "Turn completed."); |
| 389 | } |
| 390 | return; |
| 391 | } |
| 392 | |
| 393 | if (record.event === "turn.lifecycle") { |
| 394 | const status = record.payload?.turn?.status || record.payload?.status; |
| 395 | if (["failed", "canceled", "interrupted"].includes(status)) { |
| 396 | await sendText(chatId, `Turn ${status}.`); |
| 397 | return; |
| 398 | } |
| 399 | } |
| 400 | } |
| 401 | } catch (error) { |
| 402 | if (error.name === "AbortError") { |
| 403 | await sendText(chatId, `Turn timed out after ${Math.round(config.turnTimeoutMs / 1000)}s.`); |
| 404 | return; |
| 405 | } |
| 406 | throw error; |
| 407 | } finally { |
| 408 | clearTimeout(timeout); |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | async function sendStatus(chatId) { |
| 413 | const [health, runtimeInfo, workspace] = await Promise.all([ |
| 414 | runtimeJson("/health", { auth: false }), |
| 415 | runtimeJson("/v1/runtime/info"), |
| 416 | runtimeJson("/v1/workspace/status") |
| 417 | ]); |
| 418 | await sendText( |
| 419 | chatId, |
| 420 | [ |
| 421 | `runtime=${health.status || "unknown"}`, |
| 422 | `version=${runtimeInfo.version || "unknown"}`, |
| 423 | `bind=${runtimeInfo.bind_host}:${runtimeInfo.port}`, |
| 424 | `auth_required=${runtimeInfo.auth_required}`, |
| 425 | `workspace=${workspace.workspace}`, |
| 426 | `git_repo=${workspace.git_repo}`, |
| 427 | workspace.branch ? `branch=${workspace.branch}` : "", |
| 428 | `staged=${workspace.staged} unstaged=${workspace.unstaged} untracked=${workspace.untracked}` |
| 429 | ] |
| 430 | .filter(Boolean) |
| 431 | .join("\n") |
| 432 | ); |
| 433 | } |
| 434 | |
| 435 | async function sendThreads(chatId) { |
| 436 | const threads = await runtimeJson("/v1/threads/summary?limit=8&include_archived=true"); |
| 437 | if (!threads.length) { |
| 438 | await sendText(chatId, "No runtime threads yet."); |
| 439 | return; |
| 440 | } |
| 441 | await sendText( |
| 442 | chatId, |
| 443 | threads |
| 444 | .map((thread) => { |
| 445 | const status = thread.latest_turn_status || "none"; |
| 446 | return `${thread.id} [${status}] ${thread.title || thread.preview || ""}`; |
| 447 | }) |
| 448 | .join("\n") |
| 449 | ); |
| 450 | } |
| 451 | |
| 452 | async function resumeThread(chatId, args) { |
| 453 | const threadId = args.trim(); |
| 454 | if (!threadId) { |
| 455 | await sendText(chatId, "Usage: /resume <thread_id>"); |
| 456 | return; |
| 457 | } |
| 458 | const detail = await runtimeJson(`/v1/threads/${encodeURIComponent(threadId)}`); |
| 459 | const existing = await threadStore.getChat(chatId); |
| 460 | await threadStore.setChat(chatId, { |
| 461 | ...preservedChatStateFields(existing), |
| 462 | threadId, |
| 463 | lastSeq: Number(detail.latest_seq || 0), |
| 464 | activeTurnId: null, |
| 465 | updatedAt: new Date().toISOString() |
| 466 | }); |
| 467 | await sendText(chatId, `Resumed thread ${threadId}`); |
| 468 | } |
| 469 | |
| 470 | async function interruptActiveTurn(chatId) { |
| 471 | const state = await threadStore.getChat(chatId); |
| 472 | if (!state?.threadId) { |
| 473 | await sendText(chatId, "No runtime thread recorded for this chat."); |
| 474 | return; |
| 475 | } |
| 476 | const detail = await runtimeJson(`/v1/threads/${encodeURIComponent(state.threadId)}`); |
| 477 | const runningTurn = latestRunningTurn(detail); |
| 478 | const turnId = state.activeTurnId || runningTurn?.id; |
| 479 | if (!turnId) { |
| 480 | await sendText(chatId, "No active turn recorded for this chat."); |
| 481 | return; |
| 482 | } |
| 483 | await runtimeJson( |
| 484 | `/v1/threads/${encodeURIComponent(state.threadId)}/turns/${encodeURIComponent( |
| 485 | turnId |
| 486 | )}/interrupt`, |
| 487 | { method: "POST" } |
| 488 | ); |
| 489 | await threadStore.patchChat(chatId, { |
| 490 | activeTurnId: turnId, |
| 491 | updatedAt: new Date().toISOString() |
| 492 | }); |
| 493 | await sendText(chatId, `Interrupt requested for ${turnId}`); |
| 494 | } |
| 495 | |
| 496 | async function compactThread(chatId) { |
| 497 | const state = await ensureThread(chatId); |
| 498 | const result = await runtimeJson(`/v1/threads/${encodeURIComponent(state.threadId)}/compact`, { |
| 499 | method: "POST", |
| 500 | body: { reason: "phone bridge request" } |
| 501 | }); |
| 502 | await sendText(chatId, `Compaction started: ${result.turn?.id || "unknown turn"}`); |
| 503 | } |
| 504 | |
| 505 | async function decideApproval(chatId, action) { |
| 506 | const decision = action.decision; |
| 507 | const { approvalId, remember } = |
| 508 | action.approvalId != null ? action : parseApprovalDecisionArgs(action.args); |
| 509 | if (!approvalId) { |
| 510 | await sendText(chatId, `Usage: /${decision} <approval_id>${decision === "allow" ? " [remember]" : ""}`); |
| 511 | return; |
| 512 | } |
| 513 | await runtimeJson(`/v1/approvals/${encodeURIComponent(approvalId)}`, { |
| 514 | method: "POST", |
| 515 | body: { decision, remember } |
| 516 | }); |
| 517 | await sendText(chatId, `Approval ${approvalId}: ${decision}${remember ? " and remember" : ""}`); |
| 518 | } |
| 519 | |
| 520 | async function setChatModel(chatId, modelName) { |
| 521 | // /model <name> — set per-chat model; "default" or empty resets to bridge default. |
| 522 | // / /model "default" 或空参数 — 恢复桥接级别的默认模型。 |
| 523 | if (!modelName || modelName === "default") { |
| 524 | await threadStore.patchChat(chatId, { |
| 525 | model: null, |
| 526 | updatedAt: new Date().toISOString() |
| 527 | }); |
| 528 | await sendText(chatId, `Reset per-chat model. Using bridge default: ${config.model}`); |
| 529 | return; |
| 530 | } |
| 531 | await threadStore.patchChat(chatId, { |
| 532 | model: modelName, |
| 533 | updatedAt: new Date().toISOString() |
| 534 | }); |
| 535 | await sendText(chatId, `Per-chat model set to: ${modelName}`); |
| 536 | } |
| 537 | |
| 538 | async function sendText(chatId, text) { |
| 539 | // Try reply API first — keeps bot responses inside the same Feishu |
| 540 | // thread/topic instead of spawning new standalone topics. |
| 541 | // / 优先使用 reply API，确保 bot 回复留在话题群的同一条话题内。 |
| 542 | const state = await threadStore.getChat(chatId); |
| 543 | const replyToMessageId = state?.replyToMessageId || null; |
| 544 | |
| 545 | const replyMessage = |
| 546 | replyToMessageId |
| 547 | ? client.im?.v1?.message?.reply?.bind(client.im.v1.message) || |
| 548 | client.im?.message?.reply?.bind(client.im.message) |
| 549 | : null; |
| 550 | const createMessage = |
| 551 | client.im?.v1?.message?.create?.bind(client.im.v1.message) || |
| 552 | client.im?.message?.create?.bind(client.im.message); |
| 553 | if (!createMessage) { |
| 554 | throw new Error("Lark SDK client does not expose im message create API"); |
| 555 | } |
| 556 | |
| 557 | let canReply = Boolean(replyMessage); |
| 558 | for (const chunk of splitMessage(text, config.maxReplyChars)) { |
| 559 | const body = { |
| 560 | msg_type: "text", |
| 561 | content: JSON.stringify({ text: chunk }) |
| 562 | }; |
| 563 | if (canReply) { |
| 564 | try { |
| 565 | await replyMessage({ |
| 566 | path: { message_id: replyToMessageId }, |
| 567 | data: body |
| 568 | }); |
| 569 | continue; |
| 570 | } catch (error) { |
| 571 | canReply = false; |
| 572 | console.warn("Feishu reply API failed; falling back to message create", error); |
| 573 | } |
| 574 | } |
| 575 | await createMessage({ |
| 576 | params: { receive_id_type: "chat_id" }, |
| 577 | data: { ...body, receive_id: chatId } |
| 578 | }); |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | function requiredEnv(name) { |
| 583 | const value = process.env[name]; |
| 584 | if (!value || !value.trim()) { |
| 585 | throw new Error(`${name} is required`); |
| 586 | } |
| 587 | return value.trim(); |
| 588 | } |
| 589 | |
| 590 | function resolveLarkDomain(domain) { |
| 591 | const normalized = String(domain || "feishu").toLowerCase(); |
| 592 | if (normalized === "lark") return Lark.Domain?.Lark || "https://open.larksuite.com"; |
| 593 | if (normalized === "feishu") return Lark.Domain?.Feishu || "https://open.feishu.cn"; |
| 594 | return domain; |
| 595 | } |
| 596 |