<?php

namespace App\Http\Controllers\Admin;

use App\Models\Role;
use App\Services\PermissionService;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Auth;
use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use Illuminate\Support\Facades\Validator;


class RoleController extends Controller
{
    //获取角色列表
    public function  index(Request $request){
        $input=$request->all();
        $search_name=$input['search_name'];
        $page_size=$input['page_size'];
        $page_index=$input['page_index'];
        $count=($page_index-1)*$page_size;
        $roles = DB::table('roles')
            ->select('id','name','permissions')
            ->where('name','like','%'.$search_name.'%')
            ->where('is_del','0')
            ->orderBy('id','desc')
            ->skip($count)->take($page_size)->get();
        if($roles){
            return response()->json([
                'error_code'=>200,
                'msg'=>'角色列表',
                'data'=> $roles,
            ]);
        }else{
            return response()->json([
                'error_code'=>0,
                'msg'=>'获取失败',
            ]);
        }

    }
    //获取权限信息
    public  function  permission(){
        $routes_groups = PermissionService::getPermissionGroupsMap();
        if($routes_groups){
            return response()->json([
                'error_code'=>200,
                'msg'=>'权限列表',
                'data'=>$routes_groups,
            ]);
        }else{
            return response()->json([
                'error_code'=>0,
                'msg'=>'获取失败',
            ]);
        }
    }
    //验证添加角色
    public function upload(Request $request){
        $input = $request->all();
        //验证判断
        $rules = [
            'name'=>'required|unique:roles|max:16',
            'permissions'=>'required',
        ];
        $messages=[
            'name.required'=>'角色名称不能为空.',
            'name.max'=>'角色名称不能超过16个字符.',
//            'name.unique'=>'角色名称已存在.',
            'permissions.required'=>'角色权限不能为空.',
        ];
        $validator = Validator::make($input, $rules, $messages);
        if($validator->fails()){
            return response()->json([
                'error_code'=>'41113',
                'msg'=>$validator->errors()->first()
            ]);
        }
        $count=DB::table('roles')->where('name',$input['name'])->where('is_del','0')->count();
        if($count>0){
            return response()->json([
                'error_code'=>419,
                'msg'=>'角色名称已存在',
            ]);
        }

        $row= Role::create([
            'name'=>$input['name'],
            'permissions'=>$input['permissions'],
            'is_del'=>'0',
            'created_at'=>date("Y-m-d H:i:s"),
            'updated_at'=>date("Y-m-d H:i:s"),
        ]);
        if($row){
            return response()->json([
                'error_code'=>200,
                'msg'=>'添加成功',
            ]);
        }else{
            return response()->json([
                'error_code'=>0,
                'msg'=>'添加失败',
            ]);
        }
    }
    //编辑角色
    public function edit(Request $request){
        $input=$request->all();
        $roleid=$input['id'];
        $roles =DB::table('roles')->where("id",$roleid)->get();
        if($roles){
            return response()->json([
                'error_code'=>200,
                'msg'=>'获取成功',
                'data'=>$roles
            ]);
        }else{
            return response()->json([
                'error_code'=>0,
                'msg'=>'获取失败'
            ]);
        }

    }
    //更新角色
    public  function  update(Request $request){
        $input = $request->all();
        $rules = [
            'name'=>'required|max:16',
            'permissions'=>'required',
        ];
        $messages=[
            'name.required'=>'角色名称不能为空.',
            'name.max'=>'角色名称不能超过16个字符.',
            'permissions.required'=>'角色权限不能为空.',
        ];
        $validator = Validator::make($input, $rules, $messages);
        if($validator->fails()){
            return response()->json([
                'error_code'=>'41113',
                'msg'=>$validator->errors()->first()
            ]);
        }
        $role=DB::table('roles')->where('id',$input['id'])->first();
        if($role->name!=$input['name'] && $input['name']!=''){
            $count=DB::table('roles')->where('name',$input['name'])->count();
            if($count==0){
                $data['name'] = $input['name'];
            }else{
                return response()->json([
                    'error_code'=>419,
                    'msg'=>'角色名称已存在',
                ]);
            }
        }
        if($input['permissions']!=$role->permissions && $input['permissions']!=''){
            $data['permissions'] = $input['permissions'];
        }
        $data['updated_at']=date("Y-m-d H:i:s");
        $row=DB::table('roles')->where("id",$input['id'])->update($data);
        if($row){
            return response()->json([
                'error_code'=>200,
                'msg'=>'修改成功',
            ]);
        }else{
            return response()->json([
                'error_code'=>0,
                'msg'=>'修改失败',
            ]);
        }
    }
    //删除角色
    public function destroy(Request $request)
    {
        $input=$request->all();
        $roleid=$input['id'];
        $n=DB::table('admins')->where('roleid',$roleid)->count();
        if($n>0){
            $data['is_del']='1'; //删除角色
            $data['del_aid']=Auth::guard('admin')->user()->id;
            $data['deleted_at']=date("Y-m-d H:i:s");
            $row=DB::table('roles')->where('id',$roleid)->update($data);
            if($row){
                return response()->json([
                    'error_code'=>200,
                    'msg'=>'删除成功',
                ]);
            }else{
                return response()->json([
                    'error_code'=>0,
                    'msg'=>'删除失败',
                ]);
            }
        }else{
            return response()->json([
                'error_code'=>201,
                'msg'=>'管理员正在使用该角色,不能删除',
            ]);
        }
    }


}