code-bang/backend/application/api/controller/Auth.php

<?php

namespace app\api\controller;

use app\common\controller\Api;
use app\common\model\User;
use app\common\service\PromotionService;
use app\common\service\UserService;
use think\exception\HttpResponseException;
use think\Validate;

/**
 * 登录接口
 */
class Auth extends Api
{
    protected $noNeedLogin = ['wxLogin'];
    protected $noNeedRight = ['*'];

    /**
     * 手机号登录
     *
     * @param string $mobile 手机号
     * @param string $code 验证码
     */
    public function mobileLogin()
    {
        $mobile = $this->request->post('mobile');
        $code = $this->request->post('code');

        $validate = new Validate([
            'mobile' => 'require|regex:/^1[3-9]\d{9}$/',
            'code' => 'require|number|length:6'
        ]);

        if (!$validate->check(['mobile' => $mobile, 'code' => $code])) {
            $this->error($validate->getError());
        }

        // 验证码校验逻辑 - 此处需要和您的验证码发送系统对接
        if (!validate_sms_code($mobile, $code)) {
            $this->error('验证码错误');
        }

        $user = User::where('mobile', $mobile)->find();
        if (!$user) {
            // 新用户自动注册
            $user = new User;
            $user->mobile = $mobile;
            $user->nickname = substr($mobile, 0, 3) . '****' . substr($mobile, -4);
            $user->save();
        }

        $this->auth->direct($user->id);
        $this->success('登录成功', ['userinfo' => $user, 'token' => $this->auth->getToken()]);
    }

    /**
     * 微信小程序登录
     */
    public function wxLogin(): void
    {
        try {
            $code = $this->request->post('code');
            if (!$code) {
                $this->error('参数错误');
            }
            $user = UserService::wxLogin($code);
            //通过分享链接/小程序码进入时携带推广人ID，首次进入即绑定
            PromotionService::bindPromoter(intval($user->id), intval($this->request->post('promoter_id', 0)));
            $this->auth->direct($user->id);
            $userInfo = $this->auth->getUserinfo();
            $this->success('登录成功', ['userinfo' => $this->auth->getUserinfo(), 'token' => $userInfo['token']]);
        } catch (\Exception $e) {
            if ($e instanceof HttpResponseException) {
                throw $e;
            }
            $this->error('微信登录异常：' . $e->getMessage());
        }
    }

    /**
     * 微信小程序更新用户信息
     */
    public function updateUserInfo()
    {
        try {
            $userInfo = $this->request->post();
            if (!$this->auth->isLogin()) {
                $this->error('请先登录');
            }

            $user = $this->auth->getUser();
            $updateData = array_filter([
                'nickname' => $userInfo['nickname'] ?? '',
                'avatar' => $userInfo['avatar'] ?? '',
                'gender' => $userInfo['gender'] ?? '',
                'mobile' => $userInfo['mobile'] ?? '',
            ]);

            if ($updateData && $user->save($updateData)) {
                $this->success('更新成功');
            } else {
                $this->error('更新失败');
            }
        } catch (\Exception $e) {
            if ($e instanceof HttpResponseException) {
                throw $e;
            }
            $this->error('微信登录异常：' . $e->getMessage());
        }
    }
}