import { Hono } from 'hono';
import { config } from '../config';
import { generateMockRevenueForDate, listMockBusinessProjects } from '../services/roi/revenue-ingest/mock-generator';

/**
 * Mock 营收 API,严格按"附录 A:外部营收 API 接入规范"实现。
 * 仅在 MOCK_REVENUE_API=true 时挂载,挂在 /mock(不在 /api/* 下,避开 JWT auth)。
 *
 * 路由:
 *   GET /mock/revenue/daily?date=YYYY-MM-DD
 *   GET /mock/revenue/projects
 */
export const mockRevenueRoutes = new Hono();

mockRevenueRoutes.use('*', async (c, next) => {
  // 鉴权:严格按附录 A 的 Bearer Token
  const auth = c.req.header('Authorization') || '';
  const match = auth.match(/^Bearer\s+(.+)$/i);
  if (!match || match[1] !== config.REVENUE_API_KEY) {
    return c.json({ error: 'UNAUTHORIZED' }, 401);
  }
  await next();
});

mockRevenueRoutes.get('/revenue/daily', async (c) => {
  const date = c.req.query('date');
  if (!date || !/^\d{4}-\d{2}-\d{2}$/.test(date)) {
    return c.json({ error: 'INVALID_DATE', message: 'date must be YYYY-MM-DD' }, 400);
  }

  try {
    const events = await generateMockRevenueForDate(date);
    return c.json({
      date,
      events,
      nextCursor: null,   // mock 不分页(数据量小)
      totalCount: events.length,
    });
  } catch (e) {
    return c.json({ error: 'INTERNAL', message: (e as Error).message }, 500);
  }
});

mockRevenueRoutes.get('/revenue/projects', async (c) => {
  try {
    const projects = await listMockBusinessProjects();
    return c.json({ projects, totalCount: projects.length });
  } catch (e) {
    return c.json({ error: 'INTERNAL', message: (e as Error).message }, 500);
  }
});