// src/services/PlayerService.js
const axios = require('axios');

class PlayerService {
  constructor() {
    this.baseUrl = 'https://www.vrbattles.gg';
  }

  async findUserByUsername(username) {
    try {
      console.log(`Fetching data for username: ${username}`);
      const url = `${this.baseUrl}/api/get_player_data_by_username/${encodeURIComponent(username)}`;
      console.log(`API URL: ${url}`);
      
      const response = await axios.get(url, {
        timeout: 5000
      });
      
      console.log('API Response:', JSON.stringify(response.data, null, 2));
      
      if (response.data && response.data.success) {
        // Parse player_data if it's a string
        if (typeof response.data.player_data === 'string') {
          try {
            response.data.player_data = JSON.parse(response.data.player_data);
          } catch (parseError) {
            console.error('Error parsing player_data:', parseError);
          }
        }
      }
      
      return response.data;
    } catch (error) {
      console.error('Error fetching user data:', {
        message: error.message,
        response: error.response?.data,
        status: error.response?.status
      });
      return null;
    }
  }

  getBadgeImageUrl(badgeName) {
    if (!badgeName) {
      return `${this.baseUrl}/assets/images/badges/xp_badges/A/BADGE_A1_72p.png`;
    }

    badgeName = badgeName.toUpperCase().replace(/ /g, '_');
    let badgeUrl = `${this.baseUrl}/assets/images/badges/xp_badges/`;

    if (badgeName.startsWith('A')) {
      badgeUrl += 'A/';
    } else if (badgeName.startsWith('B')) {
      badgeUrl += 'B/';
    } else if (badgeName.startsWith('C')) {
      badgeUrl += 'C/';
    } else if (badgeName.startsWith('D')) {
      badgeUrl += 'D/';
    } else if (badgeName.startsWith('E')) {
      badgeUrl += 'E/';
    } else if (badgeName.startsWith('F')) {
      badgeUrl += 'F/';
    } else {
      badgeUrl += 'A/'; // Default to A tier
    }

    badgeUrl += `BADGE_${badgeName}_72p.png`;
    return badgeUrl;
  }

  getProfileUrl(username) {
    return `${this.baseUrl}/profile/${username}`;
  }

  getStatsUrl(username) {
    return `${this.baseUrl}/profile/${username}/stats`;
  }

  async getTournamentsData() {
    try {
      console.log('Fetching tournaments data...');
      const url = `${this.baseUrl}/api/fetch/tournaments`;
      console.log(`API URL: ${url}`);
      
      const response = await axios.get(url, {
        timeout: 5000,
        headers: {
          'Accept': 'application/json',
          'Content-Type': 'application/json'
        },
        validateStatus: function (status) {
          return status >= 200 && status < 300;
        }
      });
      
      console.log('Tournaments API Response:', JSON.stringify(response.data, null, 2));
      return response.data;
    } catch (error) {
      console.error('Error fetching tournaments data:', {
        message: error.message,
        response: error.response?.data,
        status: error.response?.status
      });
      return { success: false, error: 'Failed to fetch tournaments data' };
    }
  }

  async getTournamentData(tournamentId) {
    const url = `${this.baseUrl}/api/get_tournament_data/${tournamentId}`;
    const response = await axios.get(url);
    return response.data;
  }

  async findTeamByName(teamName, gameFilter) {
    try {
      // Double-check sanitization here as well for defense in depth
      if (!teamName || typeof teamName !== 'string') {
        throw new Error('Invalid team name provided');
      }

      // Additional sanitization at the service level
      const sanitizedTeamName = teamName
        .replace(/[^a-zA-Z0-9\s\-_.]/g, '')
        .trim()
        .slice(0, 100);

      if (!sanitizedTeamName) {
        throw new Error('Invalid team name after sanitization');
      }

      // Use URL encoding for the query parameters
      const encodedTeamName = encodeURIComponent(sanitizedTeamName);
      const url = `${this.baseUrl}/api/get_team_data_by_name/${encodedTeamName}`;

      const response = await axios.get(url, {
        timeout: 5000, // 5 second timeout
        headers: {
          'Accept': 'application/json',
          'Content-Type': 'application/json'
        },
        validateStatus: function (status) {
          return status >= 200 && status < 300; // Only accept success status codes
        }
      });

      // Validate response structure
      if (!response.data || typeof response.data !== 'object') {
        throw new Error('Invalid response format from API');
      }

      // If game filter is provided, filter the teams
      if (gameFilter && response.data.teams) {
        response.data.teams = response.data.teams.filter(
          team => team.game_name === gameFilter
        );
      }

      return response.data;
    } catch (error) {
      this.logger.error('Error in findTeamByName:', {
        error: error.message,
        teamName,
        gameFilter,
        timestamp: new Date().toISOString()
      });
      return { success: false, error: 'Failed to fetch team data' };
    }
  }
}

module.exports = PlayerService;