const MOCK_GLOBAL_STATS = {
  total_users: 12500,
  total_tracks: 3420,
  total_plays: 1205430,
  total_revenue: 14250.5,
  followers: 24500,
  profile_views: 45200,
  trends: { plays: 8.2, revenue: 12.5, followers: 2.1, views: -2.4 },
  sparklines: {
    plays: [40, 35, 50, 60, 55, 70, 80, 75, 90],
    revenue: [10, 12, 15, 14, 18, 20, 22, 25, 28],
    followers: [20, 21, 21, 22, 22, 23, 23, 24, 24],
    views: [50, 48, 45, 42, 40, 43, 41, 40, 38],
  },
};

const TOP_TRACKS = [
  { id: 't1', title: 'Neon Nights', plays: 15420, change: 12, revenue: 145.5 },
  { id: 't2', title: 'Cyber City', plays: 12100, change: -5, revenue: 98.2 },
  { id: 't3', title: 'System Failure', plays: 8500, change: 24, revenue: 65.0 },
  { id: 't4', title: 'Mainframe', plays: 6200, change: 8, revenue: 42.1 },
];

export const analyticsService = {
  recordEvent: async (_eventName: string, _payload: any) => {
    // Analytics events are handled by the analytics service
    return Promise.resolve();
  },

  getGlobalStats: async (_range: string = '30d') => {
    await new Promise((resolve) => setTimeout(resolve, 600));
    return MOCK_GLOBAL_STATS;
  },

  getTopTracks: async (_range: string = '30d') => {
    await new Promise((resolve) => setTimeout(resolve, 500));
    return TOP_TRACKS;
  },

  getTrafficSources: async () => {
    await new Promise((resolve) => setTimeout(resolve, 400));
    return [
      { label: 'Direct', val: 45, color: 'bg-kodo-cyan' },
      { label: 'Social Media', val: 30, color: 'bg-kodo-magenta' },
      { label: 'Search', val: 15, color: 'bg-kodo-lime' },
      { label: 'Referral', val: 10, color: 'bg-kodo-gold' },
    ];
  },

  getDeviceBreakdown: async () => {
    await new Promise((resolve) => setTimeout(resolve, 400));
    return { mobile: 65, desktop: 35 };
  },
};
