<?php

namespace App\Http\Controllers;

use App\Models;
use foo\bar;
use function GuzzleHttp\Psr7\str;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Validator;

// todo 返回值为 数字代码还是json还是其他格式待定

class PermissionController extends Controller
{

    /**
     * 分配用户可以查看的菜单的内容
     *
     * @param Request $request
     * @return string
     */
    public function AssignActionBars(Request $request)
    {
        $validator = Validator::make($request->all(), [
            "ownerType" => "required|max:32",
            "ownerId" => "required|integer|min:1",
        ]);
        if ($validator->fails()) {
            return $this->fail(REQUEST_PARAM_ERROR, $this->error[REQUEST_PARAM_ERROR], $validator->errors());
        }

        // 这里的uid从中间件那里获得
        $currentUid = $request->input("currentUid");
        $ownerId = (int)$request->input("ownerId");
        $ownerType = $request->input("ownerType");
        $barIdsStr = trim($request->input("barIds"));

        $barIds = $barIdsStr == "" ? [] : explode(",", $barIdsStr);


        // 判断当前用户是否有权分配权限
        $userRole = new Models\UserRole();
        $role = $userRole->LoadRoleByUid($currentUid);

        if (!$role || $role["status"] != "normal" || $role["role"] != "admin") {
//            return $this->fail(PERMISSION_DENIED, $this->error[PERMISSION_DENIED]);
        }


        // 有权分配
        $userActionBar = new Models\UserActionBar();
        $result = $userActionBar->AssignUserActionBar($ownerType, $ownerId, $barIds);
        if ($result["code"] == 0) {
            return $this->success(SUCCESS);
        }
        return $this->fail($result["code"], $this->error[$result["code"]]);
    }

    /**
     * 分配某个用户所拥有的角色
     *
     * @param Request $request
     * @return string
     */
    public function AssignUserRole(Request $request)
    {
        $validator = Validator::make($request->all(), [
            "userId" => "required|min:1",
//            "roleIds" => "array",
//            "roleIds.*" => "integer",
        ]);
        if ($validator->fails()) {
            return $this->fail(REQUEST_PARAM_ERROR, $this->error[REQUEST_PARAM_ERROR], $validator->errors());
        }
        $uid = $request->input("userId");
        $roleIdsStr = $request->input("roleIds");
        $roleIds = $this->GetArrayInt($roleIdsStr);
        if (0 == $roleIds) {
            return $this->fail(PARAM_ARRAY_INT, $this->error[PARAM_ARRAY_INT]);
        }

        // 判断当前用户是否有权分配权限
        $currentUid = 1;
        $userRole = new Models\UserRole();
        $role = $userRole->LoadRoleByUid($currentUid);

        if (!$role || $role["status"] != "normal" || $role["role"] != "admin") {
//            return $this->fail(PERMISSION_DENIED, $this->error[PERMISSION_DENIED]);
        }

        // 有权分配
        $result = $userRole->AssignUserRoles($uid, $roleIds);
        if ($result["code"] == 0) {
            return $this->success($result["data"]);
        }
        return $this->fail($result["code"], $this->error[$result["code"]]);
    }

    /**
     * 指定角色下有哪些用户，注意和AssignUserRoles区别
     *
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse
     */
    public function AssignRoleUser(Request $request)
    {
        $validator = Validator::make($request->all(), [
            "roleId" => "required|min:1",
//            "userIds" => "array",
//            "userIds.*" => "integer",
        ]);
        if ($validator->fails()) {
            return $this->fail(REQUEST_PARAM_ERROR, $this->error[REQUEST_PARAM_ERROR], $validator->errors());
        }

        $roleId = $request->input("roleId");
        $userIdsStr = $request->input("userIds");
        $userIds = $this->GetArrayInt($userIdsStr);
        if (0 == $userIds) {
            return $this->fail(PARAM_ARRAY_INT, $this->error[PARAM_ARRAY_INT]);
        }

//      判断当前用户是否有权分配权限
        $currentUid = 1;
        $userRole = new Models\UserRole();
        $role = $userRole->LoadRoleByUid($currentUid);

        if (!$role || $role["status"] != "normal" || $role["role"] != "admin") {
//            return $this->fail(PERMISSION_DENIED, $this->error[PERMISSION_DENIED]);
        }

        // 有权分配
        $result = $userRole->AssignRoleUsers($roleId, $userIds);
        if ($result["code"] == 0) {
            return $this->success($result["data"]);
        }
        return $this->fail($result["code"], $this->error[$result["code"]]);

    }

    /**
     * 把传入的参数检查是不是正确的int数组，并且每个数字必须大于0。
     *
     * @param $str
     * @return array|int
     */
    private function GetArrayInt($str)
    {
        $str = trim($str);
        if ($str == "") {
            return [];
        }
        $intArray = [];
        $multi = explode(",", $str);
        foreach ($multi as $m) {
            $mInt = (int)$m;
            if ($mInt < 1) {
                return 0;
            }
            array_push($intArray, $mInt);
        }
        return $intArray;
    }

// 管理员列出角色下的actionBars

    /**
     * 列出角色下的菜单数据
     *
     * @param Request $request
     * @return array|\Illuminate\Http\JsonResponse
     */
    public function LoadRoleActionBars(Request $request)
    {
        $validator = Validator::make($request->all(), [
            "page" => "integer|min:1",
            "pageCount" => "integer|min:1",
            "keyword" => "max:255",
        ]);
        if ($validator->fails()) {
            return $this->fail(REQUEST_PARAM_ERROR, $this->error[REQUEST_PARAM_ERROR], $validator->errors());
        }

        $params = [];
        $params["page"] = (int)$request->input("page");
        $params["pageCount"] = (int)$request->input("pageCount");
        $params["keyword"] = $request->input("keyword");

        // 先加载所有的角色信息
        $role = new Models\Role();
        $roleData = $role->ListRole($params);

        $roles = $roleData["roles"];
        $roleIds = [];
        if (count($roles) < 1) {
            return $this->success(SUCCESS, ["roles"=>[]]);
        }

        // 加载角色下的菜单数据
        $userBars = new Models\UserActionBar();
        $bars = $userBars->ListActionBarIds_Format(["role"], $roleIds);
        $result = ["roles" => $roles, "roleActionBar" => $bars];

        return $this->success($result);
    }
}