RailwayTwo/app/Models/ProjectRole.php

<?php

namespace App\Models;

class ProjectRole extends BaseModel
{
    /**
     * @param $key
     * 工区负责人(work)
     * 机电负责人(machine)
     * 项目副经理(assist)
     * 项目经理(manager)
     * 管理员子账号(sub)
     * 领导账号(leader)
     * 管理员(admin)
     * @param $column
     * @return mixed
     */
    public static function getByKey($key, $column = null)
    {
        $role = self::where('key', $key)->first();
        if($column) return $role ? $role[$column] : '';
        return $role;
    }

    public function getNext($column = null, $inner = false)
    {
        $need_check = $inner ? 'need_check_inner' : 'need_check';
        $item = $this->where([
            [$need_check, '=', 1],
            ['id', '>', $this['id']]
        ])->first();
        if(!$inner && $this['key'] == 'manager') {
            $item = self::getByKey('work');
        } else if($inner && $this['key'] == 'admin') {
            $item = self::getByKey('machine');
        }
        return $column ? ($item ? $item[$column] : '') : $item;
    }

    public static function getOptions()
    {
        return self::where('id', '>', 0)->get()->toArray();
    }

    public static function getFirstRole(Order $order)
    {
        return $order['type'] == 1 ? $role = self::getByKey('work') : self::getByKey('machine');
    }

    public static function getLastRole(Order $order)
    {
        return $order['type'] == 1 ? $role = self::getByKey('manager') : self::getByKey('admin');
    }
}