<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Spatie\Activitylog\Models\Activity;

class ActivityLogController extends Controller
{
    public function index(Request $request)
    {
        $perPage = $request->input('per_page', 10);
        $sortBy = $request->input('sort_by', 'created_at');
        $sortOrder = $request->input('sort_order', 'desc');

        $query = Activity::with('causer');

        if ($sortBy === 'created_at') {
            $query->orderBy($sortBy, $sortOrder);
        } else {
            $query->latest();
        }

        $activities = $query->paginate($perPage)
            ->through(function ($activity) {
                $subjectMap = [
                    'App\Models\User' => '使用者',
                    'App\Models\Role' => '角色',
                    'App\Models\Product' => '商品',
                    'App\Models\Vendor' => '廠商',
                    'App\Models\Category' => '商品分類',
                    'App\Models\Unit' => '單位',
                    'App\Models\PurchaseOrder' => '採購單',
                ];

                $eventMap = [
                    'created' => '新增',
                    'updated' => '更新',
                    'deleted' => '刪除',
                ];

                return [
                    'id' => $activity->id,
                    'description' => $eventMap[$activity->event] ?? $activity->event,
                    'subject_type' => $subjectMap[$activity->subject_type] ?? class_basename($activity->subject_type),
                    'event' => $activity->event,
                    'causer' => $activity->causer ? $activity->causer->name : 'System',
                    'created_at' => $activity->created_at->format('Y-m-d H:i:s'),
                    'properties' => $activity->properties,
                ];
            });

        return Inertia::render('Admin/ActivityLog/Index', [
            'activities' => $activities,
            'filters' => [
                'per_page' => $request->input('per_page', '10'),
                'sort_by' => $request->input('sort_by'),
                'sort_order' => $request->input('sort_order'),
            ],
        ]);
    }
}