import BaseService from './BaseService.js';
import models from '../models/index.js';
import { Op } from 'sequelize';

const { MinigameCampaign, MinigameCampaignLevel, MinigameUserProgress, User } = models;

class MinigamesService extends BaseService {
  async listCampaigns() {
    const campaigns = await MinigameCampaign.findAll({ order: [['id', 'ASC']] });
    return campaigns;
  }

  async getCampaign(code) {
    const campaign = await MinigameCampaign.findOne({ where: { code }, include: [{ model: MinigameCampaignLevel, as: 'levels', order: [['index', 'ASC']] }] });
    if (!campaign) throw new Error('campaign_not_found');
    return campaign;
  }

  async getProgress(hashedUserId, code) {
    const user = await this.getUserByHashedId(hashedUserId);
    if (!user) throw new Error('user_not_found');
    const campaign = await MinigameCampaign.findOne({ where: { code } });
    if (!campaign) throw new Error('campaign_not_found');
    const progress = await MinigameUserProgress.findOne({ where: { userId: user.id, campaignId: campaign.id } });
    if (!progress) {
      return { levelIndex: 1, stars: 0, bestScore: 0 };
    }
    return progress;
  }

  async saveProgress(hashedUserId, code, payload) {
    const user = await this.getUserByHashedId(hashedUserId);
    if (!user) throw new Error('user_not_found');
    const campaign = await MinigameCampaign.findOne({ where: { code } });
    if (!campaign) throw new Error('campaign_not_found');

    const { levelIndex, stars, bestScore } = payload;
    const [progress, created] = await MinigameUserProgress.findOrCreate({
      where: { userId: user.id, campaignId: campaign.id },
      defaults: { levelIndex, stars, bestScore }
    });
    if (!created) {
      await progress.update({
        levelIndex: Math.max(progress.levelIndex, levelIndex),
        stars: Math.max(progress.stars, stars),
        bestScore: Math.max(progress.bestScore, bestScore),
      });
    }
    return { success: true };
  }
}

export default new MinigamesService();