<?php
// +----------------------------------------------------------------------
// | YwxApp [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: ywxapp<admin@ywxapp.cn>
// +----------------------------------------------------------------------
namespace ywxapp\model;

use think\model\concern\SoftDelete;

use ywxapp\model\BaseModel;

/**
 * BackendRole 类
 *
 * @author ywxapp <admin@ywxapp.cn>
 */
class BackendRole extends BaseModel
{
    use SoftDelete;
    protected function getOptions(): array
    {
        return [
            'strict'             => false,
            'autoWriteTimestamp' => 'int',
            'createTime'         => 'create_at',
            'updateTime'         => 'update_at',
            'deleteTime'         => 'delete_at',
            'defaultSoftDelete'  => 0,
            'append'             => ['target'],
            'hidden'             => ['password', 'delete_at'],
            'readonly'           => ['id'],
        ];
    }

    // 角色拥有的用户
    public function admins()
    {
        return $this->belongsToMany(BackendAdmin::class, BackendRoleAccess::class, 'admin_id', 'role_id');
    }

    /**
     *  角色 → 权限字符串（通过 role_permissions 表）
     */
    public function powers()
    {
        // 返回的是 permission 字符串列表（不是 Menu 模型）
        return $this->belongsToMany(BackendPower::class, BackendRolePower::class, 'power_id', 'role_id')->field('power_id');
    }

    // 【推荐】角色 → 菜单模型（通过中间表 role_permissions 关联 menus）

    public function menus()
    {
        return $this->belongsToMany(BackendPower::class, BackendRolePower::class, 'power_id', 'role_id', 'permission');
    }

    /**
     * 表结构自愈：建表 + 关键列兜底（install.sql 为事实源）。
     * 查询/写入前调用，避免老库缺表导致 1146。
     */
    public static function ensureSchema(): void
    {
        BaseModel::ensureTableFromInstall(BaseModel::currentPrefix(), 'backend_role');
    }
}