<?php

namespace app\common\service;

use app\common\logic\AuthLogic;
use app\common\validate\UserValidate;
use app\common\traits\crud\CrudServiceTrait;
use app\common\model\User;
use app\common\logic\UserLogic;
use app\common\utils\Jwt;
use support\exception\BusinessException;
use support\Request;

class UserService
{

    use CrudServiceTrait;

    /**
     * 指定当前要操作的模型
     */
    protected string $modelClass = User::class;


    protected $logic;

    // 字符集配置
    protected static $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';

    public function __construct()
    {
        $this->logic = (new UserLogic());
    }

    /**
     * 验证器
     */
    protected $validator = UserValidate::class;

    /**
     * 获取验证器
     */
    public function getValidator()
    {
        return  new $this->validator;
    }

    /**
     * 获取微信二维码
     */
    public function makeQrUrl()
    {
        $wechat = new WechatService();
        return $wechat->makeQrUrl();
    }

    /**
     * 获取用户信息
     */
    public function userInfo(string $code, string $state)
    {
        $logic = new UserLogic();
        $accessToken = $logic->getAccessToken($code, $state);
//        $accessToken['openid'] = 'op9DT6xBzVF05dypmQ2JsM5DP6yw';
//        $accessToken['unionid'] = 'o04nT6-St_2MZR6VRduYEwiicmiA';
        $userInfo = $logic->checkUser($accessToken['openid'], $accessToken['unionid']);
        
        if ($userInfo === false) {
            return [
                'is_bind'       => false,
                'access_token'  => $accessToken['access_token'],
                'openid'  => $accessToken['openid'],
                'unionid'  => $accessToken['unionid'],
            ];
        }

        $jwt = new Jwt();
        $token = $jwt->generateToken($logic->buildJwtPayload($userInfo));
        $refreshToken = (new AuthLogic())->generateRefreshToken($userInfo->id, 'board');
        return array_merge($userInfo->toArray(), ['access_token' => $token, 'is_bind' => true, 'refresh_token'=> $refreshToken, 'expires_in'    => config('jwt.jwt_expiration')]);
    }


    /**
     * 获取用户信息（包括菜单和权限）
     */
    public function getUserInfo(int $uid)
    {
        $user = $this->logic->userInfo($uid);
        $ossservice = new OssService();
        $user['avatar_pull'] = $user->avatar;
        if(strpos($user->avatar, 'http') === false && !empty($user->avatar)){
            $user['avatar_pull'] = $ossservice->generatePrivateUrl($user->avatar);
//            $user['avatar_pull'] = '/proxy/ossurl?file='.$user->avatar;
        }
        return [
            'user' => [
                'id' => $user->id,
                'name' => $user->name,
                'avatar' => $user->avatar,
                'avatar_pull' => $user['avatar_pull'],
                'mobile' => $user->mobile,
                'email' => $user->email,
                'nickname' => $user->nickname,
                'status' => $user->status,
                'openid' => $user->openid,
                'unionid' => $user->unionid,
            ],
        ];
    }

    /**
     * 绑定用户
     *
     * @param array $data
     * @return array
     */
    public function bindUser(array $data)
    {
        $logic = new UserLogic();
        $wechat = [
            'access_token' => $data['access_token'],
            'openid' => $data['openid'],
        ];
        $wechatUserInfo = $logic->getWechatUserInfo($wechat);
        $uData = [
            'nickname'  => $wechatUserInfo['nickname'],
            'avatar'    => $wechatUserInfo['headimgurl'],
            'unionid'   => $wechatUserInfo['unionid'],
            'openid'    => $wechatUserInfo['openid'],
            'name'      => $data['name'],
            'mobile'    => $data['mobile'],
            'sn'        => $data['sn'],
            'password'  => $data['password'],
        ];
        $userinfo = $logic->bindUser($uData);
        if ($userinfo === false) {
            throw new BusinessException('未查到用户信息');
        }

        $jwt = new Jwt();
        $refreshToken = (new AuthLogic())->generateRefreshToken($userinfo->id, 'board');
        return array_merge($userinfo->toArray(), [
            'access_token'     => $jwt->generateToken($logic->buildJwtPayload($userinfo)),
            'is_bind'   => true,
            'refresh_token'=> $refreshToken,
            'expires_in'    => config('jwt.jwt_expiration')
        ]);
    }


    /**
     * 获取用户列表
     */
    public function getList()
    {
        return $this->logic->getList();
    }

    /**
     * 修改用户密码
     */
    public function savePassword(int $uid, array $data)
    {
        // 对密码进行哈希处理
        $password = $data['password'];
        $user = User::find($uid);
        if (!password_verify($password, $user->password)) {
            throw new BusinessException('密码错误');
        }

        $user = $this->logic->savePassword($uid,$data);
        return $user;
    }

    /**
     * 修改用户密码
     */
    public function save(int $uid, array $data)
    {
        // 对密码进行哈希处理
        $user = User::find($uid);
        $keysToKeep = ['name', 'nickname', 'avatar'];

        $data = array_intersect_key($data, array_flip($keysToKeep));

        $user = $user->update($data);
        return $user;
    }

    /**
     * 获取微信小程序用户信息（登录及获取手机号）
     */
    public function wechatLogin(string $loginCode, string $phoneCode)
    {
        $logic = new UserLogic();
        //$accessToken = $logic->getAccessToken($code, $state);

        $session = $logic->miniCode2Session($loginCode);
        if (!isset($session['openid'])) {
            throw new BusinessException('登录失败');
//            return json(['code'=>0, 'msg'=>'登录失败', 'data'=>$session]);
        }

        $openid = $session['openid'];

        $tokenData = $logic->getMiniAccessToken();
        $access_token = $tokenData['access_token'];

        // 换手机号
        $phoneData = $logic->getMiniPhoneNumber($access_token, $phoneCode);

        if (!isset($phoneData['phone_info']['phoneNumber'])) {
            throw new BusinessException('获取手机号失败');
//            return json(['code'=>0, 'msg'=>'获取手机号失败', 'data'=>$phoneData]);
        }

        $phone = $phoneData['phone_info']['phoneNumber'];

        $user = User::firstOrCreate(['phone' => $phone], [
            'openid' => $openid
        ]);

//        $userInfo = $logic->checkUser($accessToken['openid'], $accessToken['unionid']);
//
//        if ($userInfo === false) {
//            return [
//                'is_bind'       => false,
//                'access_token'  => $accessToken['access_token'],
//                'openid'  => $accessToken['openid'],
//                'unionid'  => $accessToken['unionid'],
//            ];
//        }

        $jwt = new Jwt();
        $JwtPayload = $logic->buildJwtPayload($user);
        $JwtPayload['exp'] = $JwtPayload['exp'] + (86400 * 30);
        $token = $jwt->generateToken($JwtPayload);
        $refreshToken = (new AuthLogic())->generateRefreshToken($user->id, 'info');
        return array_merge($user->toArray(), ['access_token' => $token, 'is_bind' => true, 'refresh_token'=> $refreshToken, 'expires_in'    => config('jwt.jwt_expiration')]);
    }


    /**
     * 小程序登录
     */
    public function miniappLogin(array $data)
    {
        $logic = new UserLogic();
         $wechatService = new WechatService();
         $wxinfo = $wechatService->xcxOpenid($data['code']);

         $name = '微信用户_' . self::generate(8);
        // 用户信息
        $user = User::firstOrCreate(
            ['openid' => $wxinfo['openid']],
            [
                'nickname' => $name,
                'unionid' => $wxinfo['unionid'],
                'name' => $name,
                'avatar' => 'bsh_datax/user/20251021/a4ee815405a1506abeec1af0f738f70f_68f6e76514b66.jpg'
            ]
        );


        $jwt = new Jwt();
        $JwtPayload = $logic->buildJwtPayload($user);
        $JwtPayload['exp'] = $JwtPayload['exp'] + (86400 * 30);
        $token = $jwt->generateToken($JwtPayload);
        $refreshToken = (new AuthLogic())->generateRefreshToken($user->id, 'info');

        return array_merge($user->toArray(), ['token' => $token, 'is_bind' => true, 'refresh_token'=> $refreshToken, 'expires_in'    => config('jwt.jwt_expiration')]);
    }

    /**
     * 获取手机号
     */
    public function miniappPhoneNumber(array $data,Request $request)
    {
        // 手机号
        $wechatService = new WechatService();
        $wxinfo = $wechatService->xcxPhoneNumber($data['phone_code']);

        $uinfo = User::where('id', $request->user->uid)->first();
        $uinfo->mobile = $wxinfo['phone_info']['phoneNumber'];
        $uinfo->save();

        return $wxinfo;
    }

    /**
     * 生成随机字符串编码
     *
     * @param int $length 字符串长度
     * @param bool $uppercaseOnly 是否只使用大写字母
     * @return string
     */
    public static function generate(int $length = 8, bool $uppercaseOnly = false): string
    {
        $characters = self::$characters;

        if ($uppercaseOnly) {
            $characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
        }

        $charactersLength = strlen($characters);
        $randomString = '';

        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[random_int(0, $charactersLength - 1)];
        }

        return $randomString;
    }
}