<?php

namespace App\Module\User\Services;

use App\Module\User\Dto\UserDto;
use App\Module\User\Dto\UserInfoDto;
use App\Module\User\Dto\UserPublicDto;
use App\Module\User\Enums\STATUS2;
use App\Module\User\Models;
use App\Module\User\Unit\UserPublic;
use Illuminate\Support\Facades\Hash;

class UserService
{

    /**
     * 创建用户
     *
     * @param string $username 用户名
     * @param string $password 密码
     * @return UserDto|string 成功返回用户DTO，失败返回错误信息
     * @throws \LogicException
     */
    static public function create($username, $password)
    {
        $user           = new \App\Module\User\Models\User();
        $user->username = $username;
        $user->password = Hash::make($password);
        $user->status2 = STATUS2::Normal;
        $res = $user->save();

        if(\App\Module\System\Services\User::isSysUid($user->id)){
            $user->delete();
            throw new \LogicException("错误34");
        }
        if ($res === false) {
            return 'create-error';
        }
        UserService::infoinfo($user->id, true);

        // 返回DTO而不是模型
        return UserDto::fromModel($user);
    }


    /**
     * 使用手机号码注册
     *
     * @param string $phone 手机号
     * @param string $password 密码
     * @return UserDto|string 成功返回用户DTO，失败返回错误信息
     * @throws \LogicException
     */
    static public function createPhone($phone, $password)
    {
        $user = self::create($phone, $password);
        if (is_string($user)) {
            throw new \LogicException("create error");
        }
        $b = Phone::bind($user->id, $phone);
        if ($b === false) {
            throw new \LogicException("create bind error");
        }

        return $user;
    }


    /**
     * 更改密码
     *
     * @param $id
     * @param $password
     * @return string|true
     */
    static public function resetPassword($id, $password)
    {
        $user = \App\Module\User\Models\User::query()->find($id);
        if (!$user) {
            return 'user-notfind';
        }
        $user->password = Hash::make($password);
        $res            = $user->save();


        if ($res === false) {
            return 'update-error';
        }

        return true;
    }

    /**
     * 列表
     *
     * @param $page
     * @param $limit
     * @param $where
     * @return \Illuminate\Pagination\LengthAwarePaginator
     */
    static public function lisss($page, $limit, $where)
    {
        $q    = \App\Module\User\Models\User::query()->with([
                                                               'fund', 'merchant', 'info'
                                                           ]);
        $wArr = new Arr($where, $q);
        $wArr->queryNumber('user_id')
            ->queryString('mobile');

        return $q->paginate($limit, [
            'user_id',
            'nick_name'
        ],                  '', $page);

    }

    /**
     * 获取用户信息
     *
     * @param int $id 用户ID
     * @param bool $create 如果不存在是否创建
     * @return UserDto|null 用户DTO或null
     */
    static public function info($id, $create = false)
    {
        $model = \App\Module\User\Logic\User::info($id, $create);

        if (!$model) {
            return null;
        }

        return UserDto::fromModel($model);
    }

    /**
     * 获取用户详细信息
     *
     * @param int $id 用户ID
     * @param bool $create 如果不存在是否创建
     * @return UserInfoDto|null 用户详细信息DTO或null
     */
    static public function infoinfo($id, $create = false)
    {
        $model = \App\Module\User\Logic\User::infoinfo($id, $create);

        if (!$model) {
            return null;
        }

        return UserInfoDto::fromModel($model);
    }


    /**
     * 获取用户公共信息
     *
     * @param array $ids 用户ID数组
     * @return array 用户公共信息DTO数组
     */
    static public function pinfos($ids = [])
    {
        if(empty($ids)){
            return [];
        }
        $ids2 = [];
        foreach ($ids as $id) {
            if(empty($id)){
                continue;
            }
            if(\App\Module\System\Services\User::isSysUid($id)){
                continue;
            }
            $ids2[$id] = $id;
        }
        $res = self::pinfoCaches($ids2);
        if ($ids2) {
            /**
             * @var \App\Module\User\Models\UserInfo[] $users
             */
            $users = \App\Module\User\Models\UserInfo::query()->whereIn('user_id', $ids2)->with([
                                                                                                   'merchant'
                                                                                               ])->get();

            foreach ($users as $user) {
                // 使用DTO而不是直接使用UserPublic
                $userDto = UserPublicDto::fromUserInfo($user);
                $res[$userDto->userId] = $userDto;
                \Illuminate\Support\Facades\Cache::put(self::publicInfoKey($user->user_id), $userDto);
                unset($ids2[$userDto->userId]);
            }
        }

        if (count($ids2)) {
            foreach ($ids2 as $id) {
                // 使用DTO而不是直接使用UserPublic
                $userDto = UserPublicDto::createDeleted($id);
                $res[$userDto->userId] = $userDto;
                \Illuminate\Support\Facades\Cache::put(self::publicInfoKey($id), $userDto);
                unset($ids2[$userDto->userId]);
            }
        }

        return $res;
    }

    /**
     * 从缓存中获取用户公共信息
     *
     * @param array $ids 用户ID数组
     * @return array 用户公共信息DTO数组
     */
    static public function pinfoCaches(&$ids)
    {
        $res = [];

        foreach ($ids as $id) {
            $c = \Illuminate\Support\Facades\Cache::get(self::publicInfoKey($id));
            if ($c) {
                // 如果缓存中的是旧的UserPublic对象，转换为DTO
                if ($c instanceof UserPublic) {
                    $c = UserPublicDto::fromUserPublic($c);
                }
                $res[$id] = $c;
                unset($ids[$id]);
            }
        }

        return $res;
    }


    /**
     * 用户公共数据缓存key
     *
     * @param $uid
     * @return string
     */
    static public function publicInfoKey($uid)
    {
        return 'lan_userpublic_' . $uid;
    }


    static public function getPhone()
    {

    }

}