<?php

namespace App\Module\Shop\Controllers;

use App\Module\Shop\Repositorys\ShopPurchaseLimitRepository;
use Dcat\Admin\Http\Controllers\AdminController;

/**
 * 商店限购配置控制器
 *
 * 路由前缀: /admin/shop/purchase-limits
 * 路由名称: admin.shop.purchase-limits
 * 
 * 提供商店限购配置的管理功能，包括：
 * - 限购规则的增删改查
 * - 限购类型和周期的配置
 * - 限购状态的管理
 */
class ShopPurchaseLimitController extends AdminController
{
    /**
     * 页面标题
     *
     * @var string
     */
    protected $title = '商店限购配置';

    /**
     * 获取数据仓库实例
     *
     * @return ShopPurchaseLimitRepository
     */
    protected function repository(): ShopPurchaseLimitRepository
    {
        return new ShopPurchaseLimitRepository();
    }


    /**
     * 批量切换状态
     *
     * @return \Illuminate\Http\JsonResponse
     */
    public function toggleStatus()
    {
        $ids = request('ids', []);
        
        if (empty($ids)) {
            return response()->json([
                'status' => false,
                'message' => '请选择要操作的记录'
            ]);
        }

        $successCount = 0;
        foreach ($ids as $id) {
            if ($this->repository()->toggleStatus($id)) {
                $successCount++;
            }
        }

        return response()->json([
            'status' => true,
            'message' => "成功切换 {$successCount} 条记录的状态"
        ]);
    }

    /**
     * 获取商品的限购配置
     *
     * @param int $shopItemId
     * @return \Illuminate\Http\JsonResponse
     */
    public function getByShopItem($shopItemId)
    {
        $limits = $this->repository()->getByShopItem($shopItemId);
        
        return response()->json([
            'status' => true,
            'data' => $limits->map(function ($limit) {
                return [
                    'id' => $limit->id,
                    'name' => $limit->name,
                    'limit_type_text' => $limit->limit_type_text,
                    'limit_period_text' => $limit->limit_period_text,
                    'max_quantity' => $limit->max_quantity,
                    'is_active' => $limit->is_active,
                ];
            })
        ]);
    }

    /**
     * 复制限购配置
     *
     * @param int $id
     * @return \Illuminate\Http\JsonResponse
     */
    public function copy($id)
    {
        $limit = $this->repository()->newQuery()->find($id);
        
        if (!$limit) {
            return response()->json([
                'status' => false,
                'message' => '限购配置不存在'
            ]);
        }

        $newData = $limit->toArray();
        unset($newData['id'], $newData['created_at'], $newData['updated_at']);
        $newData['name'] = $newData['name'] . ' (副本)';
        $newData['is_active'] = false; // 副本默认为禁用状态

        $repository = $this->repository();
        $newLimit = $repository->createLimit($newData);

        return response()->json([
            'status' => true,
            'message' => '限购配置复制成功',
            'data' => [
                'id' => $newLimit->id,
                'name' => $newLimit->name
            ]
        ]);
    }
}