/**
 * Player Management Controller
 * Handles player-specific operations and game-related endpoints
 */

const PlayerService = require('../../services/user/PlayerService');
const { asyncHandler } = require('../../middleware/error.middleware');
const logger = require('../../utils/logger');

const playerService = new PlayerService();

/**
 * Get player dashboard data
 * GET /api/player/dashboard
 */
const getDashboard = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;

  logger.info('Player dashboard request received', {
    correlationId,
    playerId,
  });

  // Get player profile with resources and stats
  const profile = await playerService.getPlayerProfile(playerId, correlationId);

  // TODO: Add additional dashboard data such as:
  // - Recent activities
  // - Colony summaries
  // - Fleet statuses
  // - Research progress
  // - Messages/notifications

  const dashboardData = {
    player: profile,
    summary: {
      totalColonies: profile.stats.coloniesCount,
      totalFleets: profile.stats.fleetsCount,
      totalBattles: profile.stats.totalBattles,
      winRate: profile.stats.totalBattles > 0
        ? Math.round((profile.stats.battlesWon / profile.stats.totalBattles) * 100)
        : 0,
    },
    // Placeholder for future dashboard sections
    recentActivity: [],
    notifications: [],
    gameStatus: {
      online: true,
      lastTick: new Date().toISOString(),
    },
  };

  logger.info('Player dashboard data retrieved', {
    correlationId,
    playerId,
    username: profile.username,
  });

  res.status(200).json({
    success: true,
    message: 'Dashboard data retrieved successfully',
    data: dashboardData,
    correlationId,
  });
});

/**
 * Get player resources
 * GET /api/player/resources
 */
const getResources = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;

  logger.info('Player resources request received', {
    correlationId,
    playerId,
  });

  const profile = await playerService.getPlayerProfile(playerId, correlationId);

  logger.info('Player resources retrieved', {
    correlationId,
    playerId,
    scrap: profile.resources.scrap,
    energy: profile.resources.energy,
  });

  res.status(200).json({
    success: true,
    message: 'Resources retrieved successfully',
    data: {
      resources: profile.resources,
      lastUpdated: new Date().toISOString(),
    },
    correlationId,
  });
});

/**
 * Get player statistics
 * GET /api/player/stats
 */
const getStats = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;

  logger.info('Player statistics request received', {
    correlationId,
    playerId,
  });

  const profile = await playerService.getPlayerProfile(playerId, correlationId);

  const detailedStats = {
    ...profile.stats,
    winRate: profile.stats.totalBattles > 0
      ? Math.round((profile.stats.battlesWon / profile.stats.totalBattles) * 100)
      : 0,
    lossRate: profile.stats.totalBattles > 0
      ? Math.round(((profile.stats.totalBattles - profile.stats.battlesWon) / profile.stats.totalBattles) * 100)
      : 0,
    accountAge: Math.floor((Date.now() - new Date(profile.createdAt).getTime()) / (1000 * 60 * 60 * 24)), // days
  };

  logger.info('Player statistics retrieved', {
    correlationId,
    playerId,
    totalBattles: detailedStats.totalBattles,
    winRate: detailedStats.winRate,
  });

  res.status(200).json({
    success: true,
    message: 'Statistics retrieved successfully',
    data: {
      stats: detailedStats,
      lastUpdated: new Date().toISOString(),
    },
    correlationId,
  });
});

/**
 * Update player settings
 * PUT /api/player/settings
 */
const updateSettings = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;
  const settings = req.body;

  logger.info('Player settings update request received', {
    correlationId,
    playerId,
    settingsKeys: Object.keys(settings),
  });

  // TODO: Implement player settings update
  // This would involve:
  // 1. Validate settings data
  // 2. Update player_settings table
  // 3. Return updated settings

  logger.warn('Player settings update requested but not implemented', {
    correlationId,
    playerId,
  });

  res.status(501).json({
    success: false,
    message: 'Player settings update feature not yet implemented',
    correlationId,
  });
});

/**
 * Get player activity log
 * GET /api/player/activity
 */
const getActivity = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;
  const { page = 1, limit = 20 } = req.query;

  logger.info('Player activity log request received', {
    correlationId,
    playerId,
    page,
    limit,
  });

  // TODO: Implement player activity log retrieval
  // This would show recent actions like:
  // - Colony creations/updates
  // - Fleet movements
  // - Research completions
  // - Battle results
  // - Resource transactions

  const mockActivity = {
    activities: [],
    pagination: {
      page: parseInt(page),
      limit: parseInt(limit),
      total: 0,
      totalPages: 0,
      hasNext: false,
      hasPrev: false,
    },
  };

  logger.info('Player activity log retrieved', {
    correlationId,
    playerId,
    activitiesCount: mockActivity.activities.length,
  });

  res.status(200).json({
    success: true,
    message: 'Activity log retrieved successfully',
    data: mockActivity,
    correlationId,
  });
});

/**
 * Get player notifications
 * GET /api/player/notifications
 */
const getNotifications = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;
  const { unreadOnly = false } = req.query;

  logger.info('Player notifications request received', {
    correlationId,
    playerId,
    unreadOnly,
  });

  // TODO: Implement player notifications retrieval
  // This would show:
  // - System messages
  // - Battle results
  // - Research completions
  // - Fleet arrival notifications
  // - Player messages

  const mockNotifications = {
    notifications: [],
    unreadCount: 0,
    totalCount: 0,
  };

  logger.info('Player notifications retrieved', {
    correlationId,
    playerId,
    unreadCount: mockNotifications.unreadCount,
  });

  res.status(200).json({
    success: true,
    message: 'Notifications retrieved successfully',
    data: mockNotifications,
    correlationId,
  });
});

/**
 * Mark notifications as read
 * PUT /api/player/notifications/read
 */
const markNotificationsRead = asyncHandler(async (req, res) => {
  const correlationId = req.correlationId;
  const playerId = req.user.playerId;
  const { notificationIds } = req.body;

  logger.info('Mark notifications read request received', {
    correlationId,
    playerId,
    notificationCount: notificationIds?.length || 0,
  });

  // TODO: Implement notification marking as read
  logger.warn('Mark notifications read requested but not implemented', {
    correlationId,
    playerId,
  });

  res.status(501).json({
    success: false,
    message: 'Mark notifications read feature not yet implemented',
    correlationId,
  });
});

module.exports = {
  getDashboard,
  getResources,
  getStats,
  updateSettings,
  getActivity,
  getNotifications,
  markNotificationsRead,
};