<?php

namespace App\Module\Farm\Validations;

use App\Module\Farm\Validators\LandOwnershipValidator;
use App\Module\Farm\Validators\DisasterRemovalItemValidator;
use UCore\ValidationCore;

/**
 * 灾害去除验证类
 * 
 * 用于验证灾害去除操作的输入数据，包括用户ID、土地ID、物品ID和灾害类型
 */
class DisasterRemovalValidation extends ValidationCore
{
    /**
     * 验证规则
     *
     * @param array $rules 自定义规则
     * @return array
     */
    public function rules($rules = []): array
    {
        return [
            [
                'user_id,land_id,item_id,disaster_type', 'required'
            ],
            [
                'user_id,land_id,item_id,disaster_type', 'integer', 'min' => 1,
                'msg' => '{attr}必须是大于0的整数'
            ],
            // 验证土地是否属于用户
            [
                'land_id', new LandOwnershipValidator($this, ['user_id']),
                'msg' => '土地不存在或不属于当前用户'
            ],
            // 验证物品是否为对应的灾害去除道具
            [
                'item_id', new DisasterRemovalItemValidator($this, ['user_id', 'disaster_type']),
                'msg' => '物品验证失败'
            ]
        ];
    }

    /**
     * 设置默认值
     *
     * @return array
     */
    public function default(): array
    {
        return [];
    }
}