suyuan/app/adminapi/validate/land/LandValidate.php

<?php
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namespace app\adminapi\validate\land;


use app\common\validate\BaseValidate;
use think\facade\Db;


/**
 * Land验证器
 * Class LandValidate
 * @package app\adminapi\validate\land
 */
class LandValidate extends BaseValidate
{

     /**
      * 设置校验规则
      * @var string[]
      */
    protected $rule = [
        'id' => 'require',
        'user_id' => 'require',
        'title' => 'require',
        'total_area' => 'require',
        'residual_area' => 'require',
        'province_code' => 'require',
        'province_name' => 'require',
        'city_code' => 'require',
        'city_name' => 'require',
        'county_code' => 'require',
        'county_name' => 'require',
        'town_code' => 'require',
        'town_name' => 'require',
        'village_code' => 'require',
        'village_name' => 'require',
        'group_code' => 'require',
        'group_name' => 'require',
        'longitude' => 'require',
        'latitude' => 'require',
        'master_name' => 'require',
        'master_phone' => 'require',
    ];


    /**
     * 参数描述
     * @var string[]
     */
    protected $field = [
        'id' => 'id',
        'user_id' => '用户id',
        'title' => '土地名称',
        'total_area' => '土地面积',
        'residual_area' => '剩余面积',
        'province_code' => '省编码',
        'province_name' => '省名称',
        'city_code' => '市编码',
        'city_name' => '市名称',
        'county_code' => '县编码',
        'county_name' => '县名称',
        'town_code' => '镇编码',
        'town_name' => '镇名称',
        'village_code' => '村编码',
        'village_name' => '村名称',
        'group_code' => '组编码',
        'group_name' => '组名称',
        'longitude' => '经度',
        'latitude' => '纬度',
        'master_name' => '土地负责人',
        'master_phone' => '负责人电话',
        'status' => '土地状态1-未种植 2-部分种植 3-全部种植',
        'pic' => '土地图片',
    ];


    /**
     * @notes 添加场景
     * @return LandValidate
     * @author likeadmin
     * @date 2023/11/22 16:35
     */
    public function sceneAdd()
    {
        return $this->only(['user_id','title','master_name','master_phone']);
    }


    /**
     * @notes 编辑场景
     * @return LandValidate
     * @author likeadmin
     * @date 2023/11/22 16:35
     */
    public function sceneEdit()
    {
        return $this->only(['id','user_id','title','master_name','master_phone']);
    }


    /**
     * @notes 删除场景
     * @return LandValidate
     * @author likeadmin
     * @date 2023/11/22 16:35
     */
    public function sceneDelete()
    {
        return $this->only(['id'])->append('id', 'require|checkLand');
    }


    /**
     * @notes 详情场景
     * @return LandValidate
     * @author likeadmin
     * @date 2023/11/22 16:35
     */
    public function sceneDetail()
    {
        return $this->only(['id']);
    }

    public function checkLand($value, $rule, $data)
    {
        $landProduct = Db::name('land_product')->where('land_id', $value)->findOrEmpty();
        if (!empty($landProduct)) {
            return '存在关联产品，无法删除';
        }
        return true;
    }

}