<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

/**
 * 该类调用时应该在http控制层限制管理员才能调用
 *
 * Class Role
 * @package App\Models
 */
class Role extends Model
{
    protected $table = "roles";
    public $timestamps = false;


    /**
     * 创建一个用户的角色
     *
     * @param array $params
     * @return string
     */
    public function CreateRole(array $params)
    {
        $this->name = $params["name"];
        $this->description = $params["description"];
        $this->status = "normal";

        if ($this->name == "") {
            return "empty role name";
        }
        $this->save();
        return "success";
    }

    /**
     * 修改用户的角色信息
     *
     * @param array $params
     * @return string
     */
    public function ModifyRole(array $params)
    {
        $update = [];
        $id = $params["id"];
        if ($id == "") {
            return "empty role id";
        }
        if ($params["name"] != "") {
            $update["name"] = $params["name"];
        }
        if ($params["description"] != "") {
            $update["description"] = $params["description"];
        }
        if (count($update) == 0) {
            return "nothing to update";
        }
        $this->where("id", $id)
            ->where("is_del", false)
            ->update($update);
        return "success";
    }

    /**
     * 删除一个用户角色
     *
     * @param array $params
     * @return string
     */
    public function DeleteRole(array $params)
    {
        $id = $params["id"];
        if ($id == "") {
            return "empty role id";
        }
        $this->where("id", $id)
            ->where("is_del", false)
            ->update(["is_del" => true]);
        return "success";
    }

    /**
     * 列出用户角色列表
     *
     * @param array $params
     * @return mixed
     */
    public function ListRole(array $params)
    {
        $page = $params["page"];
        $pageCount = $params["pageCount"];
        $data = $this->where("is_del", false)
            ->orderBy("created_at", "asc")
            ->paginate($pageCount, ["*"], "page", $page)
            ->get();
        return $data;
    }

}