<?php
namespace App\JsonRpc;
use App\Model\Role;
use App\Model\Menu;
use App\Model\RoleUser;
use App\Model\Website;
use App\Model\WebsiteRoleUser;
use App\Tools\Result;
use Hyperf\RpcServer\Annotation\RpcService;
use App\Tools\PublicData;
use Hyperf\DbConnection\Db;
use Hyperf\Database\Exception\DbException;
#[RpcService(name: "AuthorityService", protocol: "jsonrpc-http", server: "jsonrpc-http")]
class AuthorityService implements AuthorityServiceInterface
{

    /**
     * @param array $data
     * @return array
     */
    public function getMenuList(array $data): array
    {
        $where = [];
        if(isset($data['id']) && $data['id']){
            array_push($where,['pid','=',$data['id']]);
        }
        $result = Menu::where($where)->get();
        if (empty($result)) {
            return Result::error("没有菜单",0,[]);
        }
        return Result::success($result);
    }

    /**
     * @param array $data
     * @return array
     */
    public function getMenuInfo(array $data): array
    {
        $result = Menu::where(['id'=>$data['id']])->first();
        if (empty($result)) {
            return Result::error("没有菜单",0,[]);
        }
        return Result::success($result);
    }

    /**
     * @param array $data
     * @return array
     */
    public function updateMenu(array $data): array
    {
        $data['pid'] = isset($data['pid_arr']) ? end($data['pid_arr']) : '';
        $pid_arr = isset($data['pid_arr']) ? array_map('intval', $data['pid_arr']) : null;
        $data['pid_arr'] = json_encode($pid_arr) ?? '';
        $where = [
            'id'=>$data['id']
        ];
        unset($data['id']);
        // 使用模型查询，避免 Collection 的 where 方法报错
        $menu = Menu::where($where)->first();
        if(empty($menu)){
            return Result::error("菜单不存在",0,[]);
        }
        $menu_query = Menu::query();
        if($pid_arr[0] != 0){
            $pid_menu = $menu_query->whereIn('id',$pid_arr)->get()->toArray();
            if(empty($pid_menu)){
                return Result::error("父菜单不存在",0,[]);
            }
            foreach ($pid_menu as $val) {
                if (!empty($val['url'])) {
                    return Result::error("父级菜单已存在路由，无法添加子级菜单！");
                }
            }
        }
        Db::beginTransaction();
        try{
            $child_key = 0;
            $all_child_pid = Menu::where('pid','!=',0)->where('id','!=',$where['id'])->select('pid_arr','id','pid')->orderByRaw("JSON_LENGTH(pid_arr)")->get()->toArray();
            if($data['pid'] == 0){
                $pid_arr = []; 
            }
            $child_id = array_keys($all_child_pid);
            $ids = array_column($all_child_pid,'id');
            $pids = array_column($all_child_pid,'pid');
            if($data['pid_arr'] != $menu['pid_arr'] && in_array($where['id'],$pids)){
                $child_pid = [];
                $one_pidarr = [];
                $pid_arrnum = [];
                $child_data = [];
                $caseSql = '';
                foreach($all_child_pid as $key => $value){
                    $child_arr = json_decode($value['pid_arr'] ?? '[]',true);
                    if(in_array($where['id'],$child_arr)){
                        $count_childarr = count($child_arr);
                        $child_ids[$child_key] = $value['id'];
                        if($value['pid'] == $where['id']){
                            $child_data[$value['id']] = array_merge($pid_arr,[intval($where['id'])]);
                            $one_pidarr[$count_childarr] = array_merge($pid_arr,[intval($where['id'])]);
                            $pid_arrnum[$child_key] = $count_childarr;
                        }else{
                            // 确保 $child_data[$value['pid']] 已定义
                            if(!isset($child_data[$value['pid']])){
                                // 若未定义，先初始化为空数组
                                $child_data[$value['pid']] = [];
                            }
                            if(in_array($count_childarr,$pid_arrnum)){
                                $child_data[$value['id']] = array_merge($one_pidarr[$count_childarr-1],[intval($value['pid'])]);
                            }else{
                                $one_pidarr[$count_childarr] = array_merge($child_data[$value['pid']],[intval($value['pid'])]);
                                $child_data[$value['id']] = $one_pidarr[$count_childarr];
                                $pid_arrnum[$child_key] = $count_childarr;
                            }
                        }
                        $pidArrJson = json_encode($child_data[$value['id']]);
                        $caseSql .= "WHEN id = {$value['id']} THEN '{$pidArrJson}' ";
                        $child_key++;
                    }
                }
                $caseSql = "CASE {$caseSql} END";
                // Db::rollBack();
                // return Result::success($child_data);
                $affectedRows = Menu::whereIn('id', $child_ids)
                    ->update([
                        'pid_arr' => \Hyperf\DbConnection\Db::raw($caseSql)
                    ]);
                if($affectedRows != count($child_ids)){
                    Db::rollBack();
                    return Result::error('更新子菜单失败');
                }
            }
            $result = Menu::where($where)->update($data);
            if(empty($result)){
                Db::rollBack();
                return Result::error('更新菜单失败');
            }
            Db::commit();
            return Result::success($result);
        }catch (\Exception $e){
            Db::rollBack();
            return Result::error($e->getMessage());
        }

         
    }

    /**
     * @param array $data
     * @return array
     */
    public function delMenu(array $data): array
    {
        $result = Menu::where(['id'=>$data['id']])->delete();
        if($result){
            return Result::success($data);
        }else{
            return Result::error($data);
        }
    }

    /**
     * @param array $data
     * @return array
     */
    public function addMenu(array $data): array
    {
        $data['pid'] = isset($data['pid_arr']) ? end($data['pid_arr']) : '';
        $pid_arr = isset($data['pid_arr']) ? array_map('intval', $data['pid_arr']) : null;
        $data['pid_arr'] = json_encode($pid_arr) ?? '';
        if($pid_arr[0] != 0){
            $pid_menu = Menu::whereIn('id',$pid_arr)->get()->toArray();
            if(empty($pid_menu)){
                return Result::error("父菜单不存在",0,[]);
            }
            foreach ($pid_menu as $val) {
                if (!empty($val['url'])) {
                    return Result::error("父级菜单已存在路由，无法添加子级菜单！");
                }
            }
        }
        $result = Menu::insertGetId($data);
        if($result){
            return Result::success($result);
        }else{
            return Result::error('添加失败');
        }
    }

    /**
     * @param array $data
     * @return array
     */
    public function getRecursionMenu(array $data): array
    {
        //根据角色查询权限信息
        $roleWhere = [
            'role_user.user_id'=>$data['user_id']
        ];
        $roleInfo = RoleUser::where($roleWhere)
            ->leftJoin('role', 'role.id', '=', 'role_user.role_id')
            ->first();
        if(empty($roleInfo)){
            return Result::error("没有权限",0);
        }
        $roleArr = json_decode($roleInfo['rule']);
        $result = Menu::whereIn('id',$roleArr)->orderBy("sort","asc")->get();
        if (empty($result)) {
            return Result::error("没有菜单",0,[]);
        }
        return Result::success($result);
    }

    /**
     * 获取所有的权限
     * @param array $data
     * @return array
     */
    public function getAllMenuList(array $data): array
    {

        // $all_menu = Menu::get();
        // return Result::success($data);
        $top_menu =  Menu::where('pid',0)->pluck('id')->toArray();
        $pid_arr =  Menu::where('pid', '!=', 0)
            ->where('url', '<>', '')
            ->select('pid_arr','id')
            ->get()
            ->toArray();
        // return Result::success($pid_arr);
        $child_ids = array_column($pid_arr,'id');
        $pids = array_column($pid_arr,'pid_arr');
        $all_pid = [];
        foreach ($pids as $key => $val) {
            $value = json_decode($val, true) ?: [];
            if (is_array($value)) {
                $all_pid = array_merge($all_pid,$value);
            }
        }
        $all_pid = array_values(array_unique($all_pid));
        $all_ids = array_merge($child_ids,$all_pid);
        // return Result::success($child_ids);
        $all_menu =  Menu::whereIn('id',$all_ids)->get()->toArray();
        // $all_menuids = array_column($all_menu,'id');
        if($all_menu){
            // return Result::success([
            //     'child_ids'=>$child_ids,
            //     'all_pid'=>$all_pid,
            //     'all_menuids'=>$all_menuids,
            // ]);
            return Result::success($all_menu);
        }else{
            return Result::error("没有权限",0,[]);
        }
    }
}