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feat: implement Kakao OAuth login functionality #52

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Merged
devgony merged 1 commit into from
Jul 26, 2025
Merged

feat: implement Kakao OAuth login functionality #52

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44 changes: 31 additions & 13 deletions app/onboarding/_components/LoginScreen.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,8 @@ interface LoginScreenProps {
}

export default function LoginScreen({ onNext }: LoginScreenProps) {
const [isLoading, setIsLoading] = useState(false);
const [isGoogleLoading, setIsGoogleLoading] = useState(false);
const [isKakaoLoading, setIsKakaoLoading] = useState(false);
const {
oauthState,
setOauthState,
Expand Down Expand Up @@ -62,7 +63,8 @@ export default function LoginScreen({ onNext }: LoginScreenProps) {
if (error) {
console.error("OAuth 인증 오류:", error);
console.error("OAuth 로그인 실패");
setIsLoading(false);
setIsGoogleLoading(false);
setIsKakaoLoading(false);
return;
}

Expand All @@ -74,7 +76,8 @@ export default function LoginScreen({ onNext }: LoginScreenProps) {
if (state && oauthState && state !== oauthState) {
console.error("State 파라미터가 일치하지 않습니다.");
console.error("OAuth state 파라미터 불일치");
setIsLoading(false);
setIsGoogleLoading(false);
setIsKakaoLoading(false);
return;
}

Expand Down Expand Up @@ -135,7 +138,7 @@ export default function LoginScreen({ onNext }: LoginScreenProps) {
]);

const handleGoogleLogin = () => {
setIsLoading(true);
setIsGoogleLoading(true);

// 현재 페이지 상태 저장 (인증 후 돌아올 때 사용)
const currentStep = "login";
Expand All @@ -151,9 +154,19 @@ export default function LoginScreen({ onNext }: LoginScreenProps) {
};

const handleKakaoLogin = () => {
// TODO: Implement Kakao login
login();
onNext();
setIsKakaoLoading(true);

// 현재 페이지 상태 저장 (인증 후 돌아올 때 사용)
const currentStep = "login";
setOauthReturnStep(currentStep);

// CSRF 보호를 위한 state 파라미터 생성
const state = Math.random().toString(36).substring(2, 15);
setOauthState(state);

// Kakao OAuth 인증 페이지로 리다이렉트
const redirect_uri = `${process.env.NEXT_PUBLIC_FRONTEND_BASE_URL}/onboarding`;
window.location.href = `${OAUTH_ENDPOINTS.KAKAO_AUTHORIZE}?redirect_uri=${redirect_uri}&state=${state}`;
};

const handleBrowse = () => {
Expand Down Expand Up @@ -212,27 +225,32 @@ export default function LoginScreen({ onNext }: LoginScreenProps) {
{/* Google Login */}
<button
onClick={handleGoogleLogin}
disabled={isLoading}
disabled={isGoogleLoading}
className="w-full flex items-center justify-center gap-2 py-[15px] px-4 bg-background-alternative border border-line-normal rounded-lg disabled:opacity-50 disabled:cursor-not-allowed"
>
{isLoading ? (
{isGoogleLoading ? (
<div className="w-6 h-6 border-2 border-label-normal border-t-transparent rounded-full animate-spin"></div>
) : (
<GoogleIcon size={24} />
)}
<span className="text-sm font-semibold text-label-normal">
{isLoading ? "로그인 중..." : "Google로 시작하기"}
{isGoogleLoading ? "로그인 중..." : "Google로 시작하기"}
</span>
</button>

{/* Kakao Login */}
<button
onClick={handleKakaoLogin}
className="w-full flex items-center justify-center gap-2 py-[15px] px-4 bg-[#FEE500] rounded-lg"
disabled={isKakaoLoading}
className="w-full flex items-center justify-center gap-2 py-[15px] px-4 bg-[#FEE500] rounded-lg disabled:opacity-50 disabled:cursor-not-allowed"
>
<KakaoIcon size={24} />
{isKakaoLoading ? (
<div className="w-6 h-6 border-2 border-label-normal border-t-transparent rounded-full animate-spin"></div>
) : (
<KakaoIcon size={24} />
)}
<span className="text-sm font-semibold text-label-normal">
카카오로 시작하기
{isKakaoLoading ? "로그인 중..." : "카카오로 시작하기"}
</span>
</button>

Expand Down
4 changes: 3 additions & 1 deletion lib/constants.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,9 @@ export const API_BASE_URL = "http://motimo.kro.kr:8080";
// OAuth 관련 상수
export const OAUTH_ENDPOINTS = {
GOOGLE_AUTHORIZE: `${API_BASE_URL}/oauth2/authorize/google`,
KAKAO_AUTHORIZE: `${API_BASE_URL}/oauth2/authorize/kakao`,
} as const;

// 기타 상수
export const FRONTEND_BASE_URL = "http://localhost:3000";
export const FRONTEND_BASE_URL = "http://localhost:3000";