party-rank-server/app/Http/Controllers/Api/AuthController.php

<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\{PartyUser, UserSocialite};
use Illuminate\Support\Facades\Hash;
use App\Enums\SocialiteType;

class AuthController extends Controller
{
    public function login(Request $request)
    {
        $request->validate([
            'username' => 'required',
            'password' => 'required',
        ]);

        $user = PartyUser::where('username', $request->input('username'))->first();
        if (!$user || !Hash::check($request->input('password'), $user->password)) {
            return $this->response()->fail('用户名或密码错误');
        }
        // 更新第三方账户
        $openid = $request->input('openid');
        $open_type = $request->input('open_type');
        if ($openid && $open_type) {
            $this->updateUserSocialite($user, $openid, SocialiteType::from($open_type));
        }
        $token = $user->createToken('api')->plainTextToken;
        return $this->response()->success(['token' => $token, 'user' => $user]);
    }

    protected function updateUserSocialite($user, $openid, $type)
    {
        // 清空以前绑定的
        UserSocialite::where([
            'type' => $type,
            'user_type' => $user->getMorphClass(),
            'user_id' => $user->id,
        ])->update(['user_id' => null]);
        UserSocialite::updateOrCreate([
            'type' => $type,
            'user_type' => $user->getMorphClass(),
            'openid' => $openid,
        ], [
            'user_id' => $user->id,
        ]);
    }
}