'use strict';

// 单测：mock RPC，覆盖 4 个工具 + HTTP 层（鉴权/健康检查/身份头）
const { test } = require('node:test');
const assert = require('node:assert');
const { loadConfig } = require('../src/config');
const { createTools, resolveSiteProfile } = require('../src/tools');
const { createServer } = require('../src/server');

function baseConfig(env = {}) {
  return loadConfig({
    TOOLS_SHARED_KEY: 'test-key',
    RECOMMEND_URL: 'jsonrpc://rpc:9632',
    ORDER_API_URL: 'jsonrpc://rpc:9612',
    INVENTORY_API_URL: 'jsonrpc://rpc:9509',
    MEMBER_RPC_URL: 'jsonrpc://rpc:9602',
    DEFAULT_TENANT_ID: '2',
    DEFAULT_LANGUAGE_ID: '1',
    ...env,
  });
}

function mockRpc(handlers = {}) {
  const calls = [];
  return {
    calls,
    async call(addr, method, params, opts, timeout) {
      calls.push({ addr, method, params, timeout });
      const h = handlers[method];
      if (h === undefined) throw new Error(`unexpected rpc method: ${method}`);
      return typeof h === 'function' ? h(params) : h;
    },
  };
}

const verifiedCtx = {
  verified: true,
  email: 'customer@example.com',
  inboxId: '1',
  conversationUuid: 'conv-1',
};

test('站点 profile：inbox 1 映射到 www / tenant 2 / EUR', () => {
  const profile = resolveSiteProfile(baseConfig(), { inboxId: '1' });
  assert.equal(profile.site, 'www');
  assert.equal(profile.tenantId, 2);
  assert.equal(profile.currencyCode, 'EUR');
  assert.equal(profile.searchUrl, 'https://www.yehwang.com/search.html?q=');
});

test('工具清单只暴露 4 个业务工具', () => {
  const tools = createTools(baseConfig(), { rpc: mockRpc() });
  assert.deepEqual(tools.map((t) => t.name).sort(), ['get_customer_info', 'search_inventory', 'search_orders', 'search_products']);
  assert.equal(tools.find((t) => t.name === 'search_orders').requiresVerification, true);
  assert.equal(tools.find((t) => t.name === 'get_customer_info').requiresVerification, true);
});

test('search_products：catalog 命中，返回价格/库存/URL，并注入 RPC 上下文', async () => {
  const rpc = mockRpc({
    '/product/list': {
      result: {
        data: [{ spuName: 'Gold Hoop Earrings', href: '/p/gold-hoop.html', spuId: 11, minPriceWithCurrency: '€9.99', skus: [{ quantity: 2 }], masterImage: '/img/1.jpg' }],
        total: 1,
      },
    },
  });
  const tools = createTools(baseConfig(), { rpc });
  const out = await tools.find((t) => t.name === 'search_products').handler({ query: 'gold hoop earrings' }, verifiedCtx);
  assert.equal(out.count, 1);
  assert.equal(out.source, 'catalog');
  assert.equal(out.products[0].name, 'Gold Hoop Earrings');
  assert.equal(out.products[0].price, '€9.99');
  assert.equal(out.products[0].stock, 2);
  assert.equal(out.products[0].product_id, 11);
  assert.equal(out.products[0].url, 'https://www.yehwang.com/p/gold-hoop.html');
  const sent = rpc.calls[0].params[0];
  assert.equal(sent.reqContext.tenantId, 2);
  assert.equal(sent.reqContext.languageId, 1);
  assert.ok(sent.deviceInfo._class);
});

test('search_products：catalog 空时退回 site-map 类目链接', async () => {
  const rpc = mockRpc({
    '/product/list': { result: { data: [] } },
    '/product_new/autocomplete': { result: [] },
  });
  const tools = createTools(baseConfig(), { rpc });
  const out = await tools.find((t) => t.name === 'search_products').handler({ query: 'rings' }, verifiedCtx);
  assert.equal(out.count > 0, true);
  assert.equal(out.source, 'site-map');
  assert.ok(out.products[0].url);
});

test('search_orders：未验证直接 403，不触发 RPC', async () => {
  const rpc = mockRpc({});
  const tools = createTools(baseConfig(), { rpc });
  await assert.rejects(
    () => tools.find((t) => t.name === 'search_orders').handler({}, { ...verifiedCtx, verified: false }),
    (err) => err.status === 403 && err.code === 'verification_required'
  );
  assert.equal(rpc.calls.length, 0);
});

test('search_orders：已验证返回订单摘要（邮箱只取身份头）', async () => {
  const rpc = mockRpc({
    '/erp_order/getList': { result: [{ orderId: 5, orderNo: 'YW1001', statusText: 'Shipped', total: '€42.00', dateAdded: '2026-10-01', shippingMethod: 'DHL' }] },
  });
  const tools = createTools(baseConfig(), { rpc });
  const out = await tools.find((t) => t.name === 'search_orders').handler({}, verifiedCtx);
  assert.equal(out.count, 1);
  assert.equal(out.orders[0].order_no, 'YW1001');
  assert.equal(out.orders[0].status, 'Shipped');
  assert.equal(rpc.calls[0].params[0].email, 'customer@example.com');
});

test('search_inventory：合并库存与 ETA', async () => {
  const rpc = mockRpc({
    '/eta/queryStockSummary': { result: { instantStock: 10, reservedQuantity: 2, inTransitQuantity: 3 } },
    '/eta/queryProductEta': { result: { etaDate: '2026-11-01', availableQuantity: 5, status: 'in_transit' } },
  });
  const tools = createTools(baseConfig(), { rpc });
  const out = await tools.find((t) => t.name === 'search_inventory').handler({ product_id: 11 }, verifiedCtx);
  assert.equal(out.product_id, 11);
  assert.equal(out.instant_stock, 10);
  assert.equal(out.available, 8);
  assert.equal(out.in_transit, 3);
  assert.equal(out.eta_date, '2026-11-01');
});

test('get_customer_info：邮箱查 customerId 后返回资料', async () => {
  const rpc = mockRpc({
    '/customer/checkEmailExist': { result: { customerId: 7 } },
    '/customer/getByCustomerId': {
      result: { firstname: 'Ada', lastname: 'Lovelace', email: 'customer@example.com', company: 'ACME', countryName: 'Netherlands', dial: '31', telephone: '612345678', gradeName: 'VIP', groupName: 'G1', status: 1, point: 100 },
    },
  });
  const tools = createTools(baseConfig(), { rpc });
  const out = await tools.find((t) => t.name === 'get_customer_info').handler({}, verifiedCtx);
  assert.equal(out.found, true);
  assert.equal(out.customer_id, 7);
  assert.equal(out.name, 'Ada Lovelace');
  assert.equal(out.phone, '+31612345678');
  assert.equal(out.member_grade, 'VIP');
});

test('HTTP：healthz 公开、无 key 401、有 key 可调工具、未验证 403', async () => {
  const rpc = mockRpc({
    '/erp_order/getList': { result: [{ orderId: 5, orderNo: 'YW1001', statusText: 'Shipped' }] },
  });
  const cfg = baseConfig();
  const server = createServer({ config: cfg, tools: createTools(cfg, { rpc }) });
  await new Promise((resolve) => server.listen(0, '127.0.0.1', resolve));
  const base = `http://127.0.0.1:${server.address().port}`;

  try {
    const health = await fetch(`${base}/healthz`);
    assert.equal(health.status, 200);
    const healthBody = await health.json();
    assert.equal(healthBody.service, 'bridge-tools');
    assert.equal(healthBody.tools.length, 4);

    const noKey = await fetch(`${base}/tools/manifest`);
    assert.equal(noKey.status, 401);

    const manifest = await fetch(`${base}/tools/manifest`, { headers: { 'x-tools-key': 'test-key' } });
    assert.equal(manifest.status, 200);
    const manifestBody = await manifest.json();
    assert.equal(manifestBody.tools.length, 4);

    const unverified = await fetch(`${base}/tools/search_orders`, {
      method: 'POST',
      headers: { 'x-tools-key': 'test-key', 'content-type': 'application/json' },
      body: '{}',
    });
    assert.equal(unverified.status, 403);

    const verified = await fetch(`${base}/tools/search_orders`, {
      method: 'POST',
      headers: {
        'x-tools-key': 'test-key',
        'content-type': 'application/json',
        'x-libredesk-contact-verified': 'true',
        'x-libredesk-contact-email': 'customer@example.com',
        'x-libredesk-inbox-id': '1',
      },
      body: '{}',
    });
    assert.equal(verified.status, 200);
    const body = await verified.json();
    assert.equal(body.tool, 'search_orders');
    assert.equal(body.orders[0].order_no, 'YW1001');
  } finally {
    await new Promise((resolve) => server.close(resolve));
  }
});