import bots from '../../config/bots.js';

/**
 * 봇 관리 라우트
 * 인증 필요
 */
export default async function botsRoutes(fastify) {
  const { scheduler, redis } = fastify;
  const QUOTA_WARNING_KEY = 'youtube:quota_warning';

  /**
   * GET /api/admin/bots
   * 봇 목록 조회
   */
  fastify.get('/', {
    schema: {
      tags: ['admin/bots'],
      summary: '봇 목록 조회',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    const result = [];

    for (const bot of bots) {
      const status = await scheduler.getStatus(bot.id);

      // cron 표현식에서 간격 추출 (분 단위)
      let checkInterval = 2; // 기본값
      const cronMatch = bot.cron.match(/^\*\/(\d+)/);
      if (cronMatch) {
        checkInterval = parseInt(cronMatch[1]);
      }

      result.push({
        id: bot.id,
        name: bot.channelName || bot.username || bot.id,
        type: bot.type,
        status: status.status,
        last_check_at: status.lastCheckAt,
        last_added_count: status.lastAddedCount,
        schedules_added: status.totalAdded,
        check_interval: checkInterval,
        error_message: status.errorMessage,
        enabled: bot.enabled,
      });
    }

    return result;
  });

  /**
   * POST /api/admin/bots/:id/start
   * 봇 시작
   */
  fastify.post('/:id/start', {
    schema: {
      tags: ['admin/bots'],
      summary: '봇 시작',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    const { id } = request.params;

    try {
      await scheduler.startBot(id);
      return { success: true, message: '봇이 시작되었습니다.' };
    } catch (err) {
      return reply.code(400).send({ error: err.message });
    }
  });

  /**
   * POST /api/admin/bots/:id/stop
   * 봇 정지
   */
  fastify.post('/:id/stop', {
    schema: {
      tags: ['admin/bots'],
      summary: '봇 정지',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    const { id } = request.params;

    try {
      await scheduler.stopBot(id);
      return { success: true, message: '봇이 정지되었습니다.' };
    } catch (err) {
      return reply.code(400).send({ error: err.message });
    }
  });

  /**
   * POST /api/admin/bots/:id/sync-all
   * 전체 동기화
   */
  fastify.post('/:id/sync-all', {
    schema: {
      tags: ['admin/bots'],
      summary: '봇 전체 동기화',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    const { id } = request.params;

    const bot = bots.find(b => b.id === id);
    if (!bot) {
      return reply.code(404).send({ error: '봇을 찾을 수 없습니다.' });
    }

    try {
      let result;
      if (bot.type === 'youtube') {
        result = await fastify.youtubeBot.syncAllVideos(bot);
      } else if (bot.type === 'x') {
        result = await fastify.xBot.syncAllTweets(bot);
      } else {
        return reply.code(400).send({ error: '지원하지 않는 봇 타입입니다.' });
      }

      // 상태 업데이트
      const status = await scheduler.getStatus(id);
      await fastify.redis.set(`bot:status:${id}`, JSON.stringify({
        ...status,
        lastCheckAt: new Date().toISOString(),
        lastAddedCount: result.addedCount,
        totalAdded: (status.totalAdded || 0) + result.addedCount,
        updatedAt: new Date().toISOString(),
      }));

      return {
        success: true,
        addedCount: result.addedCount,
        total: result.total,
      };
    } catch (err) {
      fastify.log.error(`[${id}] 전체 동기화 오류:`, err);
      return reply.code(500).send({ error: err.message });
    }
  });

  /**
   * GET /api/admin/quota-warning
   * 할당량 경고 조회
   */
  fastify.get('/quota-warning', {
    schema: {
      tags: ['admin/bots'],
      summary: '할당량 경고 조회',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    const data = await redis.get(QUOTA_WARNING_KEY);
    if (data) {
      return { active: true, ...JSON.parse(data) };
    }
    return { active: false };
  });

  /**
   * DELETE /api/admin/quota-warning
   * 할당량 경고 해제
   */
  fastify.delete('/quota-warning', {
    schema: {
      tags: ['admin/bots'],
      summary: '할당량 경고 해제',
      security: [{ bearerAuth: [] }],
    },
    preHandler: [fastify.authenticate],
  }, async (request, reply) => {
    await redis.del(QUOTA_WARNING_KEY);
    return { success: true };
  });
}