<?php

namespace App\Http\Controllers;

use App\Models\ActivityLog;

class ActivityLogController extends Controller
{
    public function index()
    {
        $logs = ActivityLog::latest()->limit(200)->get()->map(fn($l) => [
            'id'          => $l->id,
            'user'        => $l->user_name ?? 'Sistem',
            'action'      => $l->action,
            'description' => $l->description,
            'ip'          => $l->ip_address,
            'created_at'  => $l->created_at?->format('d/m/Y H:i:s'),
        ]);
        return response()->json($logs);
    }

    public function stats()
    {
        $today = now()->startOfDay();
        $week  = now()->startOfWeek();
        $month = now()->startOfMonth();

        $byType = ActivityLog::selectRaw('action, COUNT(*) as total')
            ->groupBy('action')
            ->pluck('total', 'action');

        $topUsers = ActivityLog::selectRaw('user_name, COUNT(*) as total')
            ->whereNotNull('user_name')
            ->groupBy('user_name')
            ->orderByDesc('total')
            ->limit(5)
            ->get();

        $daily = ActivityLog::selectRaw('DATE(created_at) as day, COUNT(*) as total')
            ->where('created_at', '>=', now()->subDays(13)->startOfDay())
            ->groupBy('day')
            ->orderBy('day')
            ->pluck('total', 'day');

        return response()->json([
            'logins_today'  => ActivityLog::where('action', 'login')->where('created_at', '>=', $today)->count(),
            'logins_week'   => ActivityLog::where('action', 'login')->where('created_at', '>=', $week)->count(),
            'logins_month'  => ActivityLog::where('action', 'login')->where('created_at', '>=', $month)->count(),
            'actions_today' => ActivityLog::where('created_at', '>=', $today)->count(),
            'by_type'       => $byType,
            'top_users'     => $topUsers,
            'daily'         => $daily,
        ]);
    }
}