import assert from 'node:assert/strict';
import { createHash } from 'node:crypto';
import test from 'node:test';
import { Hono } from 'hono';
import app from './index.js';
import {
  registerElectricMonthlyRoute,
  registerElectricOverviewRoute,
  type ElectricDependencies,
} from './electric.js';
import {
  registerHydrogenDailyRoute,
  type HydrogenDailyDependencies,
} from './hydrogen-daily.js';
import {
  registerHydrogenOverviewRoute,
  type HydrogenOverviewDependencies,
} from './hydrogen-overview.js';

interface QueryCall {
  sql: string;
  params: unknown;
}

interface CacheCall {
  key: string;
  force: boolean | undefined;
}

function createQueryMock(resultSets: unknown[][], calls: QueryCall[]) {
  return async (sql: string, params?: unknown) => {
    calls.push({ sql, params });
    return [resultSets.shift() ?? [], []];
  };
}

function createCachedMock(calls: CacheCall[]) {
  return async <T>(
    key: string,
    loader: () => Promise<T>,
    opts: { force?: boolean } = {},
  ): Promise<T> => {
    calls.push({ key, force: opts.force });
    return loader();
  };
}

function sqlHash(sql: string): string {
  return createHash('sha256').update(sql).digest('hex').slice(0, 12);
}

test('能源路由继续按原顺序注册四个 GET 接口', () => {
  assert.deepEqual(
    app.routes.filter(route => route.method === 'GET').map(route => route.path),
    [
      '/hydrogen/overview',
      '/hydrogen/daily',
      '/electric/overview',
      '/electric/monthly',
    ],
  );
});

test('四个处理器保持缓存和参数契约，加氢站点使用新主数据表', async () => {
  const hydrogenCalls: QueryCall[] = [];
  const electricCalls: QueryCall[] = [];
  const cacheCalls: CacheCall[] = [];
  const cached = createCachedMock(cacheCalls);
  const hydrogenQuery = createQueryMock([
    [{ y: 2025 }],
    [{}],
    [],
    [],
    [],
    [],
    [],
    [
      { d: '2025-01-02', stationId: 7, stationName: '测试站', kg: 10, pricePerKg: 35 },
    ],
  ], hydrogenCalls);
  const electricQuery = createQueryMock([
    [{ totalKwh: 20, totalFee: 30, monthKwh: 15, monthFee: 25, todayKwh: 10, todayFee: 12 }],
    [],
    [{ date: '2025-01-02', kwh: 10, fee: 12 }],
    [{ kwh: 5 }],
    [{ date: '2025-01-02', kwh: 10, fee: 12 }],
  ], electricCalls);

  const hydrogenOverviewApp = new Hono();
  registerHydrogenOverviewRoute(hydrogenOverviewApp, {
    hydrogenPool: { query: hydrogenQuery },
    cached,
  } as unknown as HydrogenOverviewDependencies);
  const overviewResponse = await hydrogenOverviewApp.request(
    '/hydrogen/overview?year=2025&force=1',
  );
  assert.equal(overviewResponse.status, 200);

  const hydrogenDailyApp = new Hono();
  registerHydrogenDailyRoute(hydrogenDailyApp, {
    hydrogenPool: { query: hydrogenQuery },
    cached,
  } as unknown as HydrogenDailyDependencies);
  const dailyResponse = await hydrogenDailyApp.request(
    '/hydrogen/daily?startDate=2025-01-01&endDate=2025-01-02&customer=external&force=1',
  );
  assert.equal(dailyResponse.status, 200);
  assert.deepEqual(await dailyResponse.json(), [
    { date: '2025-01-02', totalKg: 10, chainPct: 0, customerType: 'external',
      stations: [{ name: '测试站', pricePerKg: 35, kg: 10, chainPct: 0 }] },
    { date: '2025-01-01', totalKg: 0, chainPct: 0, customerType: 'external', stations: [] },
  ]);

  const electricApp = new Hono();
  const electricDependencies = {
    pool: { query: electricQuery },
    cached,
  } as unknown as ElectricDependencies;
  registerElectricOverviewRoute(electricApp, electricDependencies);
  registerElectricMonthlyRoute(electricApp, electricDependencies);
  const electricOverviewResponse = await electricApp.request('/electric/overview?force=1');
  assert.equal(electricOverviewResponse.status, 200);
  const electricMonthlyResponse = await electricApp.request(
    '/electric/monthly?startDate=2025-01-01&endDate=2025-01-02&customer=external&force=1',
  );
  assert.equal(electricMonthlyResponse.status, 200);

  assert.deepEqual(cacheCalls, [
    { key: 'hydrogen/overview?year=2025', force: true },
    { key: 'hydrogen/daily?start=2025-01-01&end=2025-01-02&customer=external', force: true },
    { key: 'electric/overview', force: true },
    { key: 'electric/monthly?customer=external&start=2025-01-01&end=2025-01-02', force: true },
  ]);

  // 保留查询契约指纹；日明细已更新为佛山羚牛站未关联车辆的外部订单筛选。
  assert.deepEqual(
    [...hydrogenCalls, ...electricCalls].map(call => sqlHash(call.sql)),
    [
      '95f6d99b61c9',
      '63a63c5f78bb',
      '9cf6719a39c3',
      '089d8a10d666',
      '256ac8309d5a',
      'dac9e86fc527',
      'a71da8f05765',
      'd1620280f520',
      '226fd8f950a1',
      '6e4031b10926',
      '4fc77463294c',
      '1886d54939d8',
      '09fc714ec4b2',
    ],
  );

  assert.deepEqual(hydrogenCalls.map(call => call.params), [
    ['2024-01-01'],
    [2025, 2025, 2025, 2025, 2025, 2025, 2025, 0, 0, 0, 0, 0, 0, 0, 0, '2024-01-01'],
    ['2024-01-01', 2025],
    ['2024-01-01', 2025],
    ['2024-01-01', 2025],
    ['2024-01-01', 2025],
    ['2024-01-01', 2025],
    ['2025-01-01', '2025-01-02'],
  ]);
  assert.deepEqual(electricCalls.map(call => call.params), [
    undefined,
    undefined,
    undefined,
    undefined,
    ['2025-01-01', '2025-01-02'],
  ]);
});