import assert from 'node:assert/strict';
import test from 'node:test';
import { attachPortalAgentJobRoutes } from './portal-agent-job-routes.mjs';

function createRouterRecorder() {
  const routes = new Map();
  return {
    routes,
    get(path, handler) {
      routes.set(`GET ${path}`, handler);
    },
    post(path, handler) {
      routes.set(`POST ${path}`, handler);
    },
  };
}

function createResponseRecorder() {
  return {
    statusCode: 200,
    body: undefined,
    headers: {},
    writes: [],
    ended: false,
    status(code) {
      this.statusCode = code;
      return this;
    },
    json(body) {
      this.body = body;
      return this;
    },
    writeHead(code, headers) {
      this.statusCode = code;
      Object.assign(this.headers, headers);
      return this;
    },
    write(chunk) {
      this.writes.push(chunk);
      return true;
    },
    end() {
      this.ended = true;
      return this;
    },
    set(name, value) {
      this.headers[name] = value;
      return this;
    },
    setHeader(name, value) {
      this.headers[name] = value;
    },
    send(body) {
      this.body = body;
      return this;
    },
  };
}

function createRequest(overrides = {}) {
  const listeners = {};
  return {
    body: {},
    query: {},
    params: {},
    currentUser: { id: 'user-1' },
    ip: '127.0.0.1',
    requestId: 'request-1',
    listeners,
    on(event, handler) {
      listeners[event] = handler;
    },
    get() {
      return undefined;
    },
    ...overrides,
  };
}

function createDependencies(overrides = {}) {
  const calls = {
    data: [],
    errors: [],
  };
  return {
    calls,
    dependencies: {
      ensureMindSpaceEnabled: () => true,
      sendData(res, req, data, status = 200) {
        calls.data.push({ res, req, data, status });
        return res.status(status).json({ data });
      },
      handleMindSpaceError(res, req, error) {
        calls.errors.push({ res, req, error });
        return res.status(418).json({ mapped: error.message });
      },
      ...overrides,
    },
  };
}

test('Agent Job module preserves route inventory and order', () => {
  const api = createRouterRecorder();
  attachPortalAgentJobRoutes(api);
  assert.deepEqual([...api.routes.keys()], [
    'POST /mindspace/v1/agent/jobs',
    'GET /mindspace/v1/agent/jobs/:jobId',
    'GET /mindspace/v1/agent/jobs/:jobId/stream',
    'GET /mindspace/v1/agent/jobs',
    'POST /mindspace/v1/agent/jobs/:jobId/cancel',
    'POST /mindspace/v1/agent/jobs/:jobId/retry',
    'POST /mindspace/v1/agent/jobs/:jobId/run',
    'POST /internal/agent/jobs/:jobId/claim',
    'GET /internal/agent/jobs/:jobId/assets/:assetId',
    'POST /internal/agent/jobs/:jobId/heartbeat',
    'POST /internal/agent/jobs/:jobId/complete',
  ]);
});

test('create job preserves request mapping, audit, status, and error mapping', async () => {
  const calls = [];
  const job = {
    id: 'job-1',
    jobType: 'summarize',
    assets: [{ assetId: 'asset-1' }],
  };
  const api = createRouterRecorder();
  const success = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async createJob(userId, input) {
        calls.push({ kind: 'create', userId, input });
        return job;
      },
    }),
    getMindSpaceAudit: () => ({
      async write(entry) {
        calls.push({ kind: 'audit', entry });
      },
    }),
  });
  attachPortalAgentJobRoutes(api, success.dependencies);
  const req = createRequest({
    ip: '10.0.0.3',
    body: {
      job_type: 'summarize',
      instruction: 'Summarize',
      allowed_asset_ids: ['asset-1'],
      output_category_id: 'category-1',
      output_type: 'page',
      idempotency_key: 'key-1',
      locale: 'zh-CN',
      timezone: 'Asia/Shanghai',
      capabilities: ['read'],
    },
  });
  const res = createResponseRecorder();
  await api.routes.get('POST /mindspace/v1/agent/jobs')(req, res);
  assert.deepEqual(calls[0], {
    kind: 'create',
    userId: 'user-1',
    input: {
      jobType: 'summarize',
      instruction: 'Summarize',
      allowedAssetIds: ['asset-1'],
      outputCategoryId: 'category-1',
      outputType: 'page',
      idempotencyKey: 'key-1',
      locale: 'zh-CN',
      timezone: 'Asia/Shanghai',
      capabilities: ['read'],
    },
  });
  assert.deepEqual(calls[1], {
    kind: 'audit',
    entry: {
      userId: 'user-1',
      action: 'agent_access',
      objectType: 'agent_job',
      objectId: 'job-1',
      ip: '10.0.0.3',
      detail: { jobType: 'summarize', assetIds: ['asset-1'] },
    },
  });
  assert.equal(success.calls.data[0].status, 201);
  assert.equal(success.calls.data[0].data, job);

  const failureApi = createRouterRecorder();
  const failureError = new Error('create failed');
  const failure = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async createJob() {
        throw failureError;
      },
    }),
  });
  attachPortalAgentJobRoutes(failureApi, failure.dependencies);
  const failureReq = createRequest();
  const failureRes = createResponseRecorder();
  await failureApi.routes.get('POST /mindspace/v1/agent/jobs')(
    failureReq,
    failureRes,
  );
  assert.deepEqual(failure.calls.errors[0], {
    res: failureRes,
    req: failureReq,
    error: failureError,
  });
});

test('get, list, cancel, and retry preserve service forwarding and envelopes', async () => {
  const calls = [];
  const agentJobs = {
    async getJob(userId, jobId) {
      calls.push({ kind: 'get', userId, jobId });
      return { id: jobId };
    },
    async listJobs(userId, page) {
      calls.push({ kind: 'list', userId, page });
      return {
        items: [{ id: 'job-1' }],
        total: 11,
        offset: page.offset,
        limit: page.limit,
        hasMore: true,
      };
    },
    async cancelJob(userId, jobId) {
      calls.push({ kind: 'cancel', userId, jobId });
      return { id: jobId, status: 'cancelled' };
    },
    async retryJob(userId, jobId) {
      calls.push({ kind: 'retry', userId, jobId });
      return { id: jobId, status: 'queued' };
    },
  };
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => agentJobs,
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);

  await api.routes.get('GET /mindspace/v1/agent/jobs/:jobId')(
    createRequest({ params: { jobId: 'job-1' } }),
    createResponseRecorder(),
  );
  const listRes = createResponseRecorder();
  await api.routes.get('GET /mindspace/v1/agent/jobs')(
    createRequest({ query: { limit: '5', offset: '6' } }),
    listRes,
  );
  await api.routes.get('POST /mindspace/v1/agent/jobs/:jobId/cancel')(
    createRequest({ params: { jobId: 'job-2' } }),
    createResponseRecorder(),
  );
  await api.routes.get('POST /mindspace/v1/agent/jobs/:jobId/retry')(
    createRequest({ params: { jobId: 'job-3' } }),
    createResponseRecorder(),
  );

  assert.deepEqual(calls, [
    { kind: 'get', userId: 'user-1', jobId: 'job-1' },
    { kind: 'list', userId: 'user-1', page: { limit: 5, offset: 6 } },
    { kind: 'cancel', userId: 'user-1', jobId: 'job-2' },
    { kind: 'retry', userId: 'user-1', jobId: 'job-3' },
  ]);
  assert.deepEqual(listRes.body, {
    data: [{ id: 'job-1' }],
    page: {
      total: 11,
      offset: 6,
      limit: 5,
      has_more: true,
    },
    request_id: 'request-1',
  });
});

test('terminal SSE job emits progress and done without allocating timers', async () => {
  let timerCalls = 0;
  const job = { id: 'job-1', status: 'completed', progress: { percent: 100 } };
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({ getJob: async () => job }),
    setIntervalFn: () => {
      timerCalls += 1;
      return {};
    },
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  const res = createResponseRecorder();
  await api.routes.get('GET /mindspace/v1/agent/jobs/:jobId/stream')(
    createRequest({ params: { jobId: 'job-1' } }),
    res,
  );
  assert.equal(res.statusCode, 200);
  assert.equal(res.headers['Content-Type'], 'text/event-stream');
  assert.deepEqual(res.writes, [
    'event: progress\n',
    `data: ${JSON.stringify(job)}\n\n`,
    'event: done\n',
    `data: ${JSON.stringify(job)}\n\n`,
  ]);
  assert.equal(res.ended, true);
  assert.equal(timerCalls, 0);
});

test('active SSE job polls changes, emits keepalive, and cleans both timers', async () => {
  const initial = { id: 'job-1', status: 'running', progress: { percent: 1 } };
  const completed = {
    id: 'job-1',
    status: 'completed',
    progress: { percent: 100 },
  };
  let getCalls = 0;
  const timers = [];
  const cleared = [];
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async getJob() {
        getCalls += 1;
        return getCalls === 1 ? initial : completed;
      },
    }),
    getSsePollMs: () => 321,
    setIntervalFn(callback, delay) {
      const handle = { callback, delay, unrefCalls: 0 };
      handle.unref = () => {
        handle.unrefCalls += 1;
      };
      timers.push(handle);
      return handle;
    },
    clearIntervalFn(handle) {
      cleared.push(handle);
    },
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  const req = createRequest({ params: { jobId: 'job-1' } });
  const res = createResponseRecorder();
  await api.routes.get('GET /mindspace/v1/agent/jobs/:jobId/stream')(req, res);
  assert.deepEqual(
    timers.map((timer) => timer.delay),
    [321, 15_000],
  );
  assert.deepEqual(
    timers.map((timer) => timer.unrefCalls),
    [1, 1],
  );
  timers[1].callback();
  assert.equal(res.writes.at(-1), ': keep-alive\n\n');
  await timers[0].callback();
  assert.equal(res.ended, true);
  assert.deepEqual(cleared, timers);
  assert.match(res.writes.join(''), /event: done/);
  req.listeners.close();
  assert.equal(cleared.length, 2);
});

test('run route preserves queued dispatch, existing state, and background error log', async () => {
  const logs = [];
  let status = 'completed';
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async getJob(_userId, jobId) {
        return { id: jobId, status };
      },
    }),
    getMindSpaceAgentRunner: () => ({
      async runJob(jobId) {
        assert.equal(jobId, 'job-1');
        throw new Error('runner failed');
      },
    }),
    logger: {
      error(...args) {
        logs.push(args);
      },
    },
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  const handler = api.routes.get('POST /mindspace/v1/agent/jobs/:jobId/run');

  const completedRes = createResponseRecorder();
  await handler(
    createRequest({ params: { jobId: 'job-1' } }),
    completedRes,
  );
  assert.equal(deps.calls.data[0].data.status, 'completed');
  assert.equal(deps.calls.data[0].status, 200);

  status = 'queued';
  const queuedRes = createResponseRecorder();
  await handler(createRequest({ params: { jobId: 'job-1' } }), queuedRes);
  await Promise.resolve();
  assert.deepEqual(deps.calls.data[1], {
    res: queuedRes,
    req: deps.calls.data[1].req,
    data: { started: true, jobId: 'job-1' },
    status: 202,
  });
  assert.equal(logs.length, 1);
  assert.equal(logs[0][0], 'MindSpace agent job run failed:');
});

test('internal claim preserves secret gate and claim forwarding', async () => {
  let allowed = false;
  let claims = 0;
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async claimJob(jobId) {
        claims += 1;
        return { id: jobId, token: 'worker-token' };
      },
    }),
    requireInternalAgentSecret: (_req, res) => {
      if (allowed) return true;
      res.status(401).json({ message: 'denied' });
      return false;
    },
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  const handler = api.routes.get('POST /internal/agent/jobs/:jobId/claim');
  const deniedRes = createResponseRecorder();
  await handler(createRequest({ params: { jobId: 'job-1' } }), deniedRes);
  assert.equal(deniedRes.statusCode, 401);
  assert.equal(claims, 0);

  allowed = true;
  await handler(
    createRequest({ params: { jobId: 'job-1' } }),
    createResponseRecorder(),
  );
  assert.equal(claims, 1);
  assert.equal(deps.calls.data[0].data.token, 'worker-token');
});

test('internal asset preserves token, headers, file read, and binary response', async () => {
  let received = null;
  const body = Buffer.from('asset-body');
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async getAssetForJob(...args) {
        received = args;
        return {
          mimeType: 'text/plain',
          displayName: 'report one.txt',
          bodyBase64:
            body.toString('base64'),
        };
      },
    }),
    bearerToken: () => 'worker-token',
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  const res = createResponseRecorder();
  await api.routes.get('GET /internal/agent/jobs/:jobId/assets/:assetId')(
    createRequest({
      params: { jobId: 'job-1', assetId: 'asset-1' },
      requestId: 'request-asset',
    }),
    res,
  );
  assert.deepEqual(received, ['job-1', 'worker-token', 'asset-1']);
  assert.deepEqual(res.headers, {
    'Content-Type': 'text/plain',
    'Content-Disposition': 'inline; filename="report%20one.txt"',
    'Cache-Control': 'private, no-store',
    'X-Request-Id': 'request-asset',
  });
  assert.deepEqual(res.body, body);
});

test('heartbeat and complete preserve worker token and payload mapping', async () => {
  const calls = [];
  const api = createRouterRecorder();
  const deps = createDependencies({
    getMindSpaceAgentJobs: () => ({
      async heartbeat(...args) {
        calls.push({ kind: 'heartbeat', args });
        return { ok: true };
      },
      async completeJob(...args) {
        calls.push({ kind: 'complete', args });
        return { id: args[0], status: args[2].status };
      },
    }),
    bearerToken: () => 'worker-token',
  });
  attachPortalAgentJobRoutes(api, deps.dependencies);
  await api.routes.get('POST /internal/agent/jobs/:jobId/heartbeat')(
    createRequest({
      params: { jobId: 'job-1' },
      body: { stage: 'render', message: 'working' },
    }),
    createResponseRecorder(),
  );
  await api.routes.get('POST /internal/agent/jobs/:jobId/complete')(
    createRequest({
      params: { jobId: 'job-1' },
      body: {
        status: 'completed',
        error_code: 'none',
        error_message: '',
        output_type: 'page',
        title: 'Title',
        summary: 'Summary',
        content: '<html></html>',
        content_format: 'html',
        page_type: 'report',
        template_id: 'template-1',
        source_asset_ids: ['asset-1'],
      },
    }),
    createResponseRecorder(),
  );
  assert.deepEqual(calls, [
    {
      kind: 'heartbeat',
      args: ['job-1', 'worker-token', { stage: 'render', message: 'working' }],
    },
    {
      kind: 'complete',
      args: [
        'job-1',
        'worker-token',
        {
          status: 'completed',
          errorCode: 'none',
          errorMessage: '',
          outputType: 'page',
          title: 'Title',
          summary: 'Summary',
          content: '<html></html>',
          contentFormat: 'html',
          pageType: 'report',
          templateId: 'template-1',
          sourceAssetIds: ['asset-1'],
        },
      ],
    },
  ]);
});