<?php

namespace App\Service;

use App\BaseApp\BaseService;
use App\Models\RoleMenuRelationModel;
use App\Models\RoleModel;
use App\Service\common\RedisService;
use Exception;
use Illuminate\Support\Facades\DB;
use Psr\Container\ContainerExceptionInterface;
use Psr\Container\NotFoundExceptionInterface;

/**
 * 角色服务类
 */
class RoleService extends BaseService
{
    public function __construct()
    {
        parent::__construct();
        $this->model = RoleModel::class;
        $this->selectField = ['id', 'name', 'value', 'pid', 'desc', 'created_at'];
        $this->queryField = ['name' => 'like', 'value' => 'like', 'pid' => '='];
        $this->orderBy = ['name' => 'id', 'sort' => 'asc'];
    }

    /**
     * 获取列表
     * @return array
     * @throws ContainerExceptionInterface
     * @throws NotFoundExceptionInterface
     */
    public function list(): array
    {
        return $this->getPageList();
    }

    /**
     * 获取下拉列表
     * @return mixed
     */
    public function option(): mixed
    {
        return $this->getOption();
    }

    /**
     * 根据角色ID获取菜单ID
     * @param $roleId
     * @return mixed
     * @throws Exception
     */
    public function getMenuIdsByRoleIds($roleId): mixed
    {
        if (empty($roleId)) $this->utils->errorThrow('请选择角色');
        return RoleMenuRelationModel::where('role_id', $roleId)->pluck('menu_id');
    }

    /**
     * 保存角色菜单关系
     * @param $roleId
     * @param $menuIds
     * @return true
     * @throws Exception
     */
    public function saveRoleMenu($roleId, $menuIds): true
    {

        $menus = array_unique($menuIds);

        // 查询角色当前绑定的菜单
        $bindResources = RoleMenuRelationModel::where('role_id', $roleId)->pluck('menu_id');

        // 开启事务
        DB::beginTransaction();
        try {
            // 提取查询到的菜单ID
            $existingResourceIds = $bindResources->toArray();
            // 传值中不存在的菜单ID，从数据库中删除
            $menusToDelete = array_diff($existingResourceIds, $menus);
            if (!empty($menusToDelete)) {
                $delBindResources = RoleMenuRelationModel::where('role_id', $roleId)->whereIn('menu_id', array_values($menusToDelete))->delete();

                if (!$delBindResources) {
                    $this->utils->errorThrow('更新失败！');
                }
            }

            // 传值中存在但数据库中不存在的菜单ID，新增到数据库
            $menusToAdd = array_diff($menus, $existingResourceIds);
            $insertData = [];
            foreach ($menusToAdd as $menusId) {
                $insertData[] = [
                    'role_id' => $roleId,
                    'menu_id' => $menusId,
                    'created_at' => time()
                ];
            }
            $userRoleBinding = RoleMenuRelationModel::insert($insertData);
            if (!$userRoleBinding) {
                $this->utils->errorThrow('更新失败！');
            }

            DB::commit();
            RedisService::getInstance()->init(config('nl.redis.menu_key'))->del($roleId);
        } catch (\Exception $e) {
            DB::rollBack();
            $this->utils->errorThrow($e->getMessage());
        }

        return true;
    }

    /**
     * 获取数据详情
     * @param $id
     * @return mixed
     * @throws Exception
     */
    public function detail($id): mixed
    {
        return $this->getDetail($id);
    }

    /**
     * 新增数据
     * @param $params
     * @return mixed
     */
    public function create($params): mixed
    {
        return $this->insert($params);
    }

    /**
     * 编辑数据
     * @param $id
     * @param $params
     * @return mixed
     * @throws Exception
     */
    public function update($id, $params): mixed
    {
        return $this->save($id, $params);
    }

    /**
     * 删除数据
     * @param $id
     * @return mixed|true
     * @throws Exception
     */
    public function delete($id): mixed
    {
        if (in_array($id, [1, 2])) {
            $this->utils->errorThrow('管理员角色禁止删除');
        }
        return $this->del($id);
    }
}