workHour/app/Model/Item.php

<?php

namespace App\Model;

use App\Traits\HasCustomFields;

class Item extends DataScopeBaseModel
{
    protected $table = "item"; //指定表
    const CREATED_AT = 'crt_time';
    const UPDATED_AT = 'upd_time';
    protected $dateFormat = 'U';
    const employee_column = "crt_id";

    public static $field = ['title','id','code','start_time','end_time','mark','crt_id','crt_time','state','budget','charge_id','item_attribute','field'];

    const TYPE_ONE = 1;
    const TYPE_TWO = 2;
    const TYPE_THREE = 3;
    const State_Type = [
        self::TYPE_ONE => '待开始',
        self::TYPE_TWO => '进行中',
        self::TYPE_THREE => '已完成',
    ];


    const Attr_TYPE_ONE = 1;
    const Attr_TYPE_TWO = 2;
    const Item_Attribute = [
        self::TYPE_ONE => '自主开发',
        self::TYPE_TWO => '合作开发',
    ];

    // 引入自定义字段预加载关系
    use HasCustomFields;

    // 作用域 里面关联了客户自定义的表头数据
    public function scopeWithCustomData($query, $menuId, $user)
    {
        if (empty($menuId)) {
            return $query;
        }

        $top_depart_id = $user['top_depart_id'];

        return $query->with(['customFieldValues' => function ($subQuery) use ($menuId, $top_depart_id) {
            //只查询设置的id 和 自定义字段的值 还有业务单据/档案的id（这个必须要 预加载里没有主外键关联关系就查询失败）
            $subQuery->select(['definition_id', 'field_value', 'model_id'])
                ->where('top_depart_id', $top_depart_id)
                ->whereHas('definition', function ($q) use ($menuId) {
                    $q->where('menu_id', $menuId);
                });
        }]);
    }
}