refactor: router is pure relay — no replies, no side effects

Agent sees system messages from Tracker and acts via tools.
Router only forwards message.new events to agent session.

src/index.ts

@@ -12,7 +12,7 @@ import type { IncomingMessage } from './transport/types.js';
 
 async function startAgentHttp(config: AgentConfig, client: TrackerClient): Promise<void> {
   const registration = new TrackerRegistration(config);
-  const router = new EventRouter(config, client, registration);
+  const router = new EventRouter(config, client);
   const http = new HttpTransport(config.listenPort);
 
   http.onEvent((event) => router.handleEvent(event));
@@ -38,7 +38,7 @@ async function startAgentHttp(config: AgentConfig, client: TrackerClient): Promi
 
 async function startAgentWs(config: AgentConfig, client: TrackerClient): Promise<void> {
   const wsTransport = new WsClientTransport(config);
-  const router = new EventRouter(config, client, wsTransport);
+  const router = new EventRouter(config, client);
 
   wsTransport.onEvent((event) => router.handleEvent(event));
 

src/router.ts

@@ -5,7 +5,7 @@ import { TrackerClient } from './tracker/client.js';
 import { createTrackerTools } from './tools/index.js';
 import type { ToolDefinition } from '@mariozechner/pi-coding-agent';
 import type { AgentConfig } from './config.js';
-import type { TrackerEvent, TrackerTask } from './tracker/types.js';
+import type { TrackerEvent } from './tracker/types.js';
 
 export interface TaskTracker {
   addTask(taskId: string): void;
@@ -19,12 +19,11 @@ export class EventRouter {
   constructor(
     private config: AgentConfig,
     private client: TrackerClient,
-    private taskTracker: TaskTracker,
   ) {
     this.trackerTools = createTrackerTools({
       trackerClient: client,
       agentSlug: config.slug,
-      selfAssignedTasks: new Set(), // kept for ToolContext compat, no longer used in router
+      selfAssignedTasks: new Set(),
     });
     this.log.info({ toolCount: this.trackerTools.length }, 'Tracker tools registered');
   }
@@ -33,13 +32,11 @@ export class EventRouter {
     this.log.info('┌── ROUTER: handling %s (id: %s)', event.event, event.id);
 
     switch (event.event) {
-      case 'task.assigned':
-        await this.handleTaskAssigned(event.data);
-        break;
       case 'message.new':
       case 'chat.message':
         await this.handleMessageNew(event.data);
         break;
+      case 'task.assigned':
       case 'task.created':
       case 'task.updated':
       case 'agent.status':
@@ -53,39 +50,16 @@ export class EventRouter {
   }
 
   /**
-   * task.assigned — notify agent via session, no side effects.
+   * message.new / chat.message — forward to agent session.
-   * Agent decides what to do (change status, start work, etc.) via tools.
+   * Agent uses send_message tool to reply when needed. Router posts nothing.
-   */
-  private async handleTaskAssigned(data: Record<string, unknown>): Promise<void> {
-    const task = (data.task as TrackerTask) || (data as unknown as TrackerTask);
-    if (!task?.id) {
-      this.log.error({ data }, 'task.assigned event missing task data');
-      return;
-    }
-
-    this.log.info('│  TASK ASSIGNED: %s — %s', task.key || task.id, task.title);
-
-    // Build human-readable prompt — agent decides what to do
-    const prompt = [
-      `Тебе назначена задача: ${task.key || ''} — ${task.title}`,
-      task.description ? `\nОписание: ${task.description}` : '',
-      task.priority ? `Приоритет: ${task.priority}` : '',
-      '',
-      'Ознакомься с задачей. Если готов — возьми в работу (обнови статус через update_task). Если нужна информация — спроси.',
-    ].filter(Boolean).join('\n');
-
-    await this.runAndReply(prompt, task.id ? { task_id: task.id } : undefined);
-    this.log.info('└── TASK ASSIGNED handled: %s', task.key || task.id);
-  }
-
-  /**
-   * message.new / chat.message — forward to agent session, reply to same context.
    */
   private async handleMessageNew(data: Record<string, unknown>): Promise<void> {
     const content = (data.content as string) || '';
     const authorSlug = (data.author_slug as string) || (data.sender_slug as string) || '';
+    const authorType = (data.author_type as string) || 'member';
     const taskId = data.task_id as string | undefined;
     const chatId = data.chat_id as string | undefined;
+    const taskKey = data.task_key as string | undefined;
 
     // Don't respond to own messages
     if (authorSlug === this.config.slug) {
@@ -98,23 +72,21 @@ export class EventRouter {
       return;
     }
 
-    this.log.info('│  MESSAGE from @%s: "%s"', authorSlug, content.slice(0, 200));
+    // Build context-rich prompt for the agent
+    const ctx = taskId ? `[задача ${taskKey || taskId}]` : chatId ? '[чат]' : '';
+    const from = authorType === 'system' ? '[система]' : `@${authorSlug}`;
+    const prompt = `${ctx} ${from}: ${content}`;
 
-    const replyCtx = taskId ? { task_id: taskId } : chatId ? { chat_id: chatId } : undefined;
+    this.log.info('│  %s %s: "%s"', ctx, from, content.slice(0, 200));
-    await this.runAndReply(content, replyCtx);
+
+    await this.runAgent(prompt);
     this.log.info('└── MESSAGE handled');
   }
 
   /**
-   * Run agent with prompt and send reply to the appropriate context.
+   * Run agent session. Agent controls everything via tools (send_message, update_task, etc.)
-   * No side effects — agent controls everything via tools.
    */
-  private async runAndReply(
+  private async runAgent(prompt: string): Promise<void> {
-    prompt: string,
-    replyCtx?: { task_id?: string; chat_id?: string },
-  ): Promise<void> {
-    let collectedText = '';
-
     for await (const msg of runAgent(prompt, {
       workDir: this.config.workDir,
       sessionId: this.config.sessionId,
@@ -126,23 +98,9 @@ export class EventRouter {
       allowedPaths: this.config.allowedPaths,
       customTools: this.trackerTools,
     })) {
-      if (msg.type === 'text') {
+      if (msg.type === 'error') {
-        collectedText += msg.content;
-      } else if (msg.type === 'error') {
         this.log.error({ error: msg.content }, 'Agent error');
       }
     }
-
-    if (collectedText.trim() && replyCtx) {
-      const payload = {
-        content: collectedText.trim(),
-        task_id: replyCtx.task_id,
-        chat_id: replyCtx.chat_id,
-      };
-
-      await this.client.sendMessage(payload, this.config.slug).catch((err) => {
-        this.log.error({ err, replyCtx }, 'Failed to send reply');
-      });
-    }
   }
 }