add: add the cors at config

src/main/java/com/bit/lot/flower/auth/common/config/WebConfig.java

@@ -6,6 +6,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.client.RestTemplate;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@@ -39,6 +40,14 @@ public void addInterceptors(InterceptorRegistry registry) {
         ).addPathPatterns("/**/logout");
   }
 
+  @Override
+  public void addCorsMappings(CorsRegistry registry) {
+    registry.addMapping("/**")
+        .allowedOrigins("http://localhost:3000")
+        .allowedMethods("GET", "POST", "PUT", "DELETE")
+        .allowedHeaders("*")
+        .allowCredentials(true);
+  }
 
 
 }

src/main/java/com/bit/lot/flower/auth/common/util/JsonBinderUtil.java

@@ -8,7 +8,8 @@
 
 public class JsonBinderUtil {
 
-  public static HttpServletResponse setResponseWithJson(HttpServletResponse response, int status,
+  public static HttpServletResponse
+  setResponseWithJson(HttpServletResponse response, int status,
       Object type) throws IOException {
 
     response.setContentType("application/json");

src/main/java/com/bit/lot/flower/auth/oauth/OauthController.java

@@ -0,0 +1,30 @@
+package com.bit.lot.flower.auth.oauth;
+
+import com.bit.lot.flower.auth.common.valueobject.AuthenticationProvider;
+import com.bit.lot.flower.auth.oauth.facade.OauthLoginAccessTokenRequestFacade;
+import com.bit.lot.flower.auth.oauth.facade.OauthUserMeInfoRequestFacade;
+import com.bit.lot.flower.auth.social.dto.command.SocialLoginRequestCommand;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+
+@RequiredArgsConstructor
+@RestController
+public class OauthController {
+
+  private final OauthLoginAccessTokenRequestFacade oauthLoginRequestFacade;
+  private final OauthUserMeInfoRequestFacade userMeInfoRequestFacade;
+
+  @GetMapping("/login/oauth2/{provider}")
+  public ResponseEntity<SocialLoginRequestCommand> requestSocialInfo(@RequestParam String code,
+      @PathVariable AuthenticationProvider provider) throws JsonProcessingException {
+    String authorizationCode = oauthLoginRequestFacade.request(provider, code);
+    return ResponseEntity.ok(userMeInfoRequestFacade.getUserInfo(authorizationCode, provider));
+  }
+
+}

src/main/java/com/bit/lot/flower/auth/oauth/dto/response/LoginResponseDto.java

@@ -1,5 +1,6 @@
 package com.bit.lot.flower.auth.oauth.dto.response;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -8,11 +9,6 @@
 @AllArgsConstructor
 @NoArgsConstructor
 public class LoginResponseDto {
-  private String tokenType;
+  @JsonProperty("access_token")
   private String accessToken;
-  private String idToken;
-  private String refreshToken;
-  private int expiresIn;
-  private int refreshTokenExpiresIn;
-  private String scope;
 }

src/main/java/com/bit/lot/flower/auth/oauth/facade/OauthLoginAccessTokenRequestFacade.java

@@ -0,0 +1,23 @@
+package com.bit.lot.flower.auth.oauth.facade;
+
+import com.bit.lot.flower.auth.common.valueobject.AuthenticationProvider;
+import com.bit.lot.flower.auth.oauth.util.access.GetKakaoAccessKeyHttpUtil;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.core.parameters.P;
+import org.springframework.stereotype.Component;
+
+@RequiredArgsConstructor
+@Component
+public class OauthLoginAccessTokenRequestFacade {
+
+  private final GetKakaoAccessKeyHttpUtil getKakaoAccessKeyHttpUtil;
+
+  public String request(AuthenticationProvider provider, String code) {
+    if (provider.equals(AuthenticationProvider.kakao)) {
+      return getKakaoAccessKeyHttpUtil.getAccessToken(code);
+    } else {
+      throw new IllegalArgumentException("존재 하지 않는 인증 제공k자입니다.");
+    }
+  }
+
+}

src/main/java/com/bit/lot/flower/auth/oauth/facade/OauthUserMeInfoRequestFacade.java

@@ -0,0 +1,50 @@
+package com.bit.lot.flower.auth.oauth.facade;
+
+import com.bit.lot.flower.auth.common.valueobject.AuthId;
+import com.bit.lot.flower.auth.common.valueobject.AuthenticationProvider;
+import com.bit.lot.flower.auth.oauth.dto.response.LoginResponseDto;
+import com.bit.lot.flower.auth.oauth.http.util.RequestUserMeRestTemplateUtil;
+import com.bit.lot.flower.auth.social.dto.command.SocialLoginRequestCommand;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.util.HashMap;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+@RequiredArgsConstructor
+@Component
+public class OauthUserMeInfoRequestFacade {
+
+  private final RequestUserMeRestTemplateUtil requestUserMeRestTemplateUtil;
+
+  @Value("${spring.security.oauth2.client.provider.kakao.user-info-uri}")
+  private String kakaoUserMeURL;
+
+  public SocialLoginRequestCommand getUserInfo(String code, AuthenticationProvider provider)
+      throws JsonProcessingException {
+    if (provider.equals(AuthenticationProvider.kakao)) {
+      return getKakaoUserData(requestUserMeRestTemplateUtil.getUserInfo(code, kakaoUserMeURL));
+    }
+    throw new IllegalArgumentException("존재 하지 않는 인증 제공자입니다.");
+  }
+
+  private SocialLoginRequestCommand getKakaoUserData(String data) throws JsonProcessingException {
+
+    ObjectMapper mapper = new ObjectMapper();
+    HashMap<String, Object> resultMap = mapper.readValue(data, HashMap.class);
+
+    HashMap<String, Object> properties = (HashMap<String, Object>) resultMap.get("properties");
+    HashMap<String, Object> kakaoAccount = (HashMap<String, Object>) resultMap.get("kakao_account");
+
+    Long id = Long.valueOf(String.valueOf(resultMap.get("id")));
+    String nickname = (String) properties.get("nickname");
+    String email = (String) kakaoAccount.get("email");
+    String phoneNumber = (String) kakaoAccount.get("phone_number");
+
+
+    return new SocialLoginRequestCommand(new AuthId(id),email,phoneNumber,nickname);
+
+  }
+
+}

src/main/java/com/bit/lot/flower/auth/oauth/http/util/RequestRestTemplateAccessTokenUtil.java

@@ -0,0 +1,37 @@
+package com.bit.lot.flower.auth.oauth.http.util;
+
+import com.bit.lot.flower.auth.oauth.dto.response.LoginResponseDto;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.stereotype.Component;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
+import org.springframework.web.client.RestTemplate;
+
+@RequiredArgsConstructor
+@Component
+public class RequestRestTemplateAccessTokenUtil {
+
+  private final RestTemplate restTemplate;
+
+  public String request(String code, String clientId, String redirectURI, String requestURL) {
+    HttpHeaders headers = new HttpHeaders();
+    headers.add("Content-type", "application/x-www-form-urlencoded; charset=utf-8");
+
+    MultiValueMap<String, String> body = new LinkedMultiValueMap<>();
+
+    body.add("grant_type", "authorization_code");
+    body.add("client_id", clientId);
+    body.add("redirect_uri", redirectURI);
+    body.add("code", code);
+
+    LoginResponseDto loginResponseDto = restTemplate.postForObject(
+        requestURL,
+        new HttpEntity<>(body, headers),
+        LoginResponseDto.class);
+
+    return loginResponseDto.getAccessToken();
+
+  }
+}

src/main/java/com/bit/lot/flower/auth/oauth/http/util/RequestUserMeRestTemplateUtil.java

@@ -0,0 +1,37 @@
+package com.bit.lot.flower.auth.oauth.http.util;
+
+
+import com.bit.lot.flower.auth.oauth.dto.response.LoginResponseDto;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Component;
+import org.springframework.web.client.RestTemplate;
+
+@RequiredArgsConstructor
+@Component
+public class RequestUserMeRestTemplateUtil {
+
+  private final RestTemplate restTemplate;
+
+  public String getUserInfo(String accessCode,String userMeURL) {
+    HttpHeaders headers = new HttpHeaders();
+    headers.add("Content-type", "application/x-www-form-urlencoded; charset=utf-8");
+    headers.add("Authorization", "Bearer " + accessCode);
+
+    ResponseEntity<String> response =
+        restTemplate.exchange(userMeURL,
+            HttpMethod.GET,
+            new HttpEntity<>(null, headers),
+            String.class);
+
+    return response.getBody();
+  }
+
+
+
+
+}

src/main/java/com/bit/lot/flower/auth/oauth/util/access/GetKakaoAccessKeyHttpUtil.java

@@ -0,0 +1,26 @@
+package com.bit.lot.flower.auth.oauth.util.access;
+
+import com.bit.lot.flower.auth.oauth.http.util.RequestRestTemplateAccessTokenUtil;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+@Slf4j
+@RequiredArgsConstructor
+@Component
+public class GetKakaoAccessKeyHttpUtil {
+
+  private final RequestRestTemplateAccessTokenUtil requestRestTemplateAccessTokenUtil;
+
+  private final String requestURI = "https://kauth.kakao.com/oauth/token";
+  @Value("${spring.security.oauth2.client.registration.kakao.client-id}")
+  private String clientId;
+  private String redirectURI = "http://localhost:3000/login/oauth/";
+
+  public String getAccessToken(String code) {
+    log.info("redirectURL: " + redirectURI);
+    return requestRestTemplateAccessTokenUtil.request(code, clientId, redirectURI, requestURI);
+  }
+
+}

src/main/java/com/bit/lot/flower/auth/social/dto/command/SocialLoginRequestCommand.java

@@ -1,6 +1,8 @@
 package com.bit.lot.flower.auth.social.dto.command;
 
 import com.bit.lot.flower.auth.common.valueobject.AuthId;
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
 import javax.validation.constraints.NotNull;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -11,7 +13,9 @@
 @AllArgsConstructor
 @NoArgsConstructor
 @Getter
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class SocialLoginRequestCommand {
+
   @NotNull
   private AuthId socialId;
   @NotNull