fix(chat): reconcile reply recovery with continuous agent conversations

tests/unit/teacher-companion.test.tsx

@@ -468,7 +468,7 @@ describe('teacher presence and periodic guidance', () => {
     expect(screen.queryByTestId('teacher-invitation')).not.toBeInTheDocument();
   });
 
-  it('consumes the static greeting when consultation opens through the avatar and remembers it for the project', async () => {
+  it('consumes the static greeting when consultation opens through the avatar and remembers it across projects', async () => {
     const greeting = '有什么编程问题想一起讨论？';
     api.config.mockResolvedValue({ enabled: true, definition: { ...definition, welcome_message: greeting } });
     const view = await mount();
@@ -486,7 +486,7 @@ describe('teacher presence and periodic guidance', () => {
     const next = await mount();
     expect(screen.queryByTestId('teacher-invitation')).not.toBeInTheDocument();
     await act(async () => next.rerender(<Harness projectId="other" />));
-    expect(screen.getByTestId('teacher-invitation')).toHaveAttribute('data-bubble-kind', 'welcome');
+    expect(screen.queryByTestId('teacher-invitation')).not.toBeInTheDocument();
     expect(api.create).not.toHaveBeenCalled();
     expect(api.send).not.toHaveBeenCalled();
     expect(api.checkIn).not.toHaveBeenCalled();

tests/unit/teacher-conversation-panel.test.tsx

@@ -41,6 +41,37 @@ const props = { projectId: 'project-a', projectName: '天气', sourceId: 'source
 async function mount() { let view!: ReturnType<typeof render>; await act(async () => { view = render(<TeacherChatPanel {...props} />); }); return view; }
 
 describe('continuous agent panel', () => {
+  it('retries incomplete prose only in its original project/source and keeps current drafts and one send identity', async () => {
+    const original = { ...request('broken', '现在项目是什么阶段？'), response: '它早就不是', replyIncomplete: true,
+      references: [{ kind: 'code' as const, text: '原项目代码' }] };
+    api.conversation.mockResolvedValue({ topic: topic([original]), before: null });
+    api.seenConversation.mockImplementation(async () => topic([original]));
+    let finish!: (value: TeacherTopic) => void;
+    api.sendConversation.mockImplementation(() => new Promise<TeacherTopic>(resolve => { finish = resolve; }));
+    const view = await mount();
+    expect(screen.getByRole('status')).toHaveTextContent('这次回复未能完整显示');
+    expect(screen.queryByTestId('teacher-reply')).toBeNull();
+    expect(api.sendConversation).not.toHaveBeenCalled();
+    fireEvent.change(screen.getByRole('textbox'), { target: { value: '仍在编辑的草稿' } });
+    view.rerender(<TeacherChatPanel {...props} projectId="project-b" sourceId="source-b" />);
+    expect(screen.getByRole('button', { name: '重新回答' })).toBeDisabled();
+    view.rerender(<TeacherChatPanel {...props} sourceId="another-source" />);
+    expect(screen.getByRole('button', { name: '重新回答' })).toBeDisabled();
+    view.rerender(<TeacherChatPanel {...props} />);
+    const retry = screen.getByRole('button', { name: '重新回答' });
+    fireEvent.click(retry); fireEvent.click(retry);
+    expect(api.sendConversation).toHaveBeenCalledTimes(1);
+    const sent = api.sendConversation.mock.calls[0][1];
+    expect(sent).toEqual({ requestId: expect.any(String), projectId: 'project-a', sourceConversationId: 'source-a',
+      text: original.text, references: original.references });
+    expect(sent.requestId).not.toBe(original.id);
+    fireEvent.change(screen.getByRole('textbox'), { target: { value: '等待时补充的草稿' } });
+    await act(async () => finish({ ...topic([original, { ...request(sent.requestId), response: '完整回答' }]), revision: 2 }));
+    expect(screen.getByText('完整回答')).toBeVisible();
+    expect(screen.getByRole('textbox')).toHaveValue('等待时补充的草稿');
+    expect(JSON.parse(localStorage.getItem(`makelore-consultation-draft:kid-${identity.id}:agent:agent-a`)!)).toMatchObject({ text: '等待时补充的草稿' });
+  });
+
   it('opens one chat without topic controls or creating a topic, and preserves it across project switches', async () => {
     const view = await mount();
     expect(screen.queryByRole('button', { name: '智能体新话题' })).toBeNull();

tests/unit/teacher-conversation.test.ts

@@ -6,6 +6,7 @@ import path from 'node:path';
 import { afterEach, describe, expect, it, vi } from 'vitest';
 import { TeacherConversationStore } from '../../electron/coding-teacher/conversation-store';
 import { TeacherTopicStore } from '../../electron/coding-teacher/store';
+import { applyTeacherReply } from '../../electron/coding-teacher/reply';
 import { CodingTeacherService } from '../../electron/coding-teacher/service';
 import { CodingProjectService } from '../../electron/coding-projects/project-service';
 import { createCodingProjectStore, createMemoryCodingProjectStorage } from '../../electron/coding-projects/project-store';
@@ -36,6 +37,55 @@ function turn(index: number): TeacherRequest {
     omittedMessages: 0, status: 'completed', response: '回答 ' + index };
 }
 describe('continuous conversation persistence', () => {
+  it('repairs retained replies on every page without rewriting their files during restart recovery', async () => {
+    const dir = await root();
+    const store = new TeacherConversationStore(dir, 'account', 'agent-a');
+    const topic = await store.ensure(definition, 1);
+    const prose = '它早就不是"刚搭好架子"那种阶段了。\n完整的后半段。';
+    const damaged = { ...turn(0), response: '它早就不是', discussionError: '旧解析失败',
+      unparsedResponse: '{"reply":"' + prose + '","quickReplies":[]}' };
+    const incomplete = { ...turn(1), response: '它早就不是', discussionError: '旧解析失败',
+      unparsedResponse: '{"reply":"它早就不是"刚搭好架子' };
+    const running = { ...turn(60), status: 'running' as const };
+    topic.requests = [damaged, incomplete, ...Array.from({ length: 57 }, (_, i) => turn(i + 2)), running];
+    await store.save(topic);
+    const file = (id: string) => path.join(dir, 'turns', id + '.json');
+    const rawBefore = await readFile(file(damaged.id), 'utf8');
+    // Simulate a pre-repair index, including an untrusted partial assistant excerpt.
+    const manifestFile = path.join(dir, 'conversation.json');
+    const manifest = JSON.parse(await readFile(manifestFile, 'utf8'));
+    for (const item of manifest.turns) delete item.replyProjectionVersion;
+    manifest.turns[1].messages.push({ id: 'teacher:' + incomplete.id + ':assistant', role: 'assistant', text: '它早就不是' });
+    await atomicWriteJson(manifestFile, manifest);
+    const resumed = new TeacherConversationStore(dir, 'account', 'agent-a');
+    const latest = await resumed.page();
+    expect(latest.requests.at(-1)?.status).toBe('interrupted');
+    const archive = await resumed.history();
+    expect(archive.messages.some(message => message.text === '它早就不是')).toBe(false);
+    expect(await archive.read('teacher:' + incomplete.id + ':assistant')).toBeUndefined();
+    expect((await archive.read('teacher:' + damaged.id + ':assistant'))?.text).toBe(prose);
+    const older = await resumed.page(latest.before!);
+    expect(older.requests[0]).toMatchObject({ response: prose, unparsedResponse: damaged.unparsedResponse });
+    expect(older.requests[1].replyIncomplete).toBe(true);
+    expect(await readFile(file(damaged.id), 'utf8')).toBe(rawBefore);
+    expect(JSON.parse(await readFile(file(incomplete.id), 'utf8'))).not.toHaveProperty('replyIncomplete');
+    expect(JSON.parse(await readFile(file(running.id), 'utf8')).status).toBe('interrupted');
+  });
+
+  it('keeps rejected new shortcuts hidden after reload while retaining historical cards', async () => {
+    const dir = await root();
+    const store = new TeacherConversationStore(dir, 'account', 'agent-a');
+    const topic = await store.ensure(definition, 1);
+    const current = turn(1);
+    const old = { ...turn(0), suggestedQuestions: ['一', '二', '三', '四'] };
+    applyTeacherReply(current, JSON.stringify({ reply: '完整回答', quickReplies: old.suggestedQuestions }));
+    topic.requests = [old, current];
+    await store.save(topic);
+    const loaded = await new TeacherConversationStore(dir, 'account', 'agent-a').read();
+    expect(loaded.requests[0].suggestedQuestions).toEqual(old.suggestedQuestions);
+    expect(loaded.requests[1]).toMatchObject({ response: '完整回答', suggestedQuestions: [], replyQuickRepliesRejected: true, replyParseError: expect.any(String) });
+  });
+
   it('pages thousands of turns, restores the latest page and preserves repeated questions', async () => {
     const dir = await root();
     const store = new TeacherConversationStore(dir, 'account', 'agent-a');