import path from 'node:path';
import { createDbPool, isDatabaseConfigured } from './db.mjs';
import { projectRoot } from './load-env.mjs';
import { createLocalUserAuth } from './local-auth.mjs';
import { importMemind, resolveMemindLib } from './lib-path.mjs';

export async function bootstrapAdminServices() {
  if (!isDatabaseConfigured()) {
    throw new Error('数据库未配置');
  }

  const memindLib = resolveMemindLib();
  const pool = createDbPool();
  const { createLlmProviderService } = await importMemind('llm-providers.mjs');
  const { createWechatAdminService } = await importMemind('wechat-admin.mjs');
  const { loadWechatMpConfig } = await importMemind('wechat-mp.mjs');
  const { createPlazaPostService, formatPostRow } = await importMemind('plaza-posts.mjs');
  const { createPlazaInteractionService } = await importMemind('plaza-interactions.mjs');
  const { createPlazaOpsService } = await importMemind('plaza-ops.mjs');
  const { createNoopPlazaRedis } = await importMemind('plaza-redis.mjs');
  const { ensureAlgorithmConfig, loadAlgorithmConfig } = await importMemind('plaza-algorithm.mjs');
  const { createOpsApi } = await importMemind('admin-routes.mjs');

  const usersRoot =
    process.env.H5_USERS_ROOT?.trim() ?? path.join(projectRoot, 'data', 'users');
  const apiTarget = process.env.TKMIND_API_TARGET ?? 'https://127.0.0.1:18006';
  const apiSecret = process.env.TKMIND_SERVER__SECRET_KEY ?? 'local-dev-secret';
  const plazaRedis = createNoopPlazaRedis();

  await ensureAlgorithmConfig(pool);
  const algorithmConfig = await loadAlgorithmConfig(pool);
  const plazaInteractions = createPlazaInteractionService(pool, { formatPostRow, plazaRedis });

  let plazaOps = null;
  const plazaPosts = createPlazaPostService(pool, {
    loadViewerReactions: (viewerId, postIds) =>
      plazaInteractions.loadViewerReactions(viewerId, postIds),
    plazaRedis,
    algorithmConfig,
    onPostPublished: () => {},
    loadFeaturedPosts: async (viewerId) => {
      if (!plazaOps) return { homepage_banner: [], trending: [], category_top: {} };
      return plazaOps.loadActiveFeaturedPosts(viewerId);
    },
  });
  plazaOps = createPlazaOpsService(pool, {
    formatPostRow,
    reviewPost: (...args) => plazaPosts.reviewPost(...args),
    invalidateFeedCaches: () => plazaRedis?.invalidateFeedCaches?.(),
  });

  const userAuth = createLocalUserAuth(pool);

  await userAuth.ensureAdminUser();

  const llmProviderService = createLlmProviderService(pool, {
    apiTarget,
    apiSecret,
  });
  const wechatAdmin = createWechatAdminService(pool, {
    config: loadWechatMpConfig(),
    scheduleEnabled: process.env.H5_SCHEDULE_ENABLED === '1',
    reminderWorkerEnabled: process.env.H5_REMINDER_WORKER_ENABLED === '1',
  });

  console.log(`Admin DB connected (${process.env.MYSQL_DATABASE ?? 'via DATABASE_URL'})`);
  console.log(`Users root: ${usersRoot}`);
  console.log(`Memind lib: ${memindLib}`);

  return { pool, userAuth, llmProviderService, plazaOps, createOpsApi, wechatAdmin };
}