<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Http\Resources\NotificationResource;
use App\Http\Responses\ApiResponse;
use App\Models\Notification;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Gate;

class NotificationController extends Controller
{
    public function index(Request $request): JsonResponse
    {
        $query = Notification::where('user_id', auth()->id());
        if ($request->boolean('archived')) {
            $query->whereNotNull('archived_at');
        } else {
            $query->whereNull('archived_at');
        }
        if ($request->filled('type')) {
            $query->where('type', $request->string('type'));
        }
        if ($request->has('unread')) {
            $query->where('is_read', $request->boolean('unread') ? false : true);
        }
        $paginator = $query
            ->orderByDesc('created_at')
            ->paginate(20);

        return ApiResponse::paginated($paginator, fn (Notification $notification) => $this->resource($notification));
    }

    public function markRead(Notification $notification): JsonResponse
    {
        Gate::authorize('update', $notification);
        $notification->update(['is_read' => true, 'read_at' => $notification->read_at ?? now()]);

        return ApiResponse::success($this->resource($notification), message: 'اعلان خوانده شد.');
    }

    public function markAllRead(): JsonResponse
    {
        Notification::where('user_id', auth()->id())
            ->where('is_read', false)
            ->whereNull('archived_at')
            ->update(['is_read' => true, 'read_at' => now()]);

        return ApiResponse::success(null, message: 'همه اعلان‌ها خوانده شد.');
    }

    public function unreadCount(): JsonResponse
    {
        $count = Notification::where('user_id', auth()->id())->where('is_read', false)->whereNull('archived_at')->count();

        return ApiResponse::success($count);
    }

    public function archive(Notification $notification): JsonResponse
    {
        Gate::authorize('update', $notification);
        $notification->update([
            'archived_at' => now(),
            'is_read' => true,
            'read_at' => $notification->read_at ?? now(),
        ]);

        return ApiResponse::success($this->resource($notification), message: 'اعلان بایگانی شد.');
    }

    public function destroy(Notification $notification): JsonResponse
    {
        Gate::authorize('delete', $notification);
        $notification->delete();

        return ApiResponse::success(null, message: 'اعلان حذف شد.');
    }

    private function resource(Notification $notification): array
    {
        return (new NotificationResource($notification))->resolve(request());
    }
}