7주차 미션 / 서버 2조 황정안

src/main/java/kuit/springbasic/controller/HomeController.java

@@ -1,12 +1,59 @@
 package kuit.springbasic.controller;
 
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import kuit.springbasic.db.QuestionRepository;
+import kuit.springbasic.domain.Question;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.servlet.ModelAndView;
+
+import java.util.Collection;
+
+@Controller
+@Slf4j
+@RequiredArgsConstructor
 public class HomeController {
 
+    private final QuestionRepository questionRepository;
     /**
      * TODO: showHome
      * showHomeV1 : parameter - HttpServletRequest, HttpServletResponse / return - ModelAndView
      * showHomeV2 : parameter - none / return - ModelAndView
      * showHomeV3 : parameter - Model / return - String
      */
+    //핸들러 매핑과 어뎁터 기능을 사용하기 위해
+    @RequestMapping("/homeV1")
+    public ModelAndView showHomeV1(HttpServletRequest request, HttpServletResponse response){
+      log.info("showHomeV1");
+      //뷰 이름 담아서 객체 생성해줌
+      ModelAndView mav=new ModelAndView("home");
+        Collection<Question> questions=questionRepository.findAll();
+        mav.addObject("questions",questions);
+        return mav;
+    }
+
+    @RequestMapping("/homeV2")
+    public ModelAndView showHomeV2(){
+        log.info("showHomeV2");
+        //뷰 이름 담아서 객체 생성해줌
+        ModelAndView mav=new ModelAndView("home");
+        Collection<Question> questions=questionRepository.findAll();
+        mav.addObject("questions",questions);
+        return mav;
+    }
+    @RequestMapping("/")
+    public String showHomeV3(Model model){
+        log.info("showHomeV3");
+        //뷰 이름 담아서 객체 생성해줌
+        Collection<Question> questions=questionRepository.findAll();
+        model.addAttribute("questions",questions);
+        //그냥 viewName으로 반환해도 RequestMapping이 어댑터 역할해서 mav로 반환해준다!!
+        return "home";
+    }
 
 }

src/main/java/kuit/springbasic/controller/LoginController.java

@@ -1,14 +1,43 @@
 package kuit.springbasic.controller;
 
-public class LoginController {
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpSession;
+import kuit.springbasic.db.UserRepository;
+import kuit.springbasic.domain.User;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
+import org.springframework.stereotype.Repository;
+import org.springframework.web.bind.annotation.*;
+
+import static kuit.springbasic.util.UserSessionUtils.USER_SESSION_KEY;
 
+@Slf4j
+@Controller
+@RequiredArgsConstructor
+@RequestMapping("/user")
+public class LoginController {
+    private final UserRepository userRepository;
     /**
      * TODO: showLoginForm
      */
+    //@RequestMapping(value="/loginForm",method = RequestMethod.GET)
+    @GetMapping("/loginForm")
+    public String showLoginForm(){
+        log.info("showLoginForm");
+        //login 파일에 닿아야 하니
+        return "/user/login";
+    }
+
 
     /**
      * TODO: showLoginFailed
      */
+    @RequestMapping("/loginFailed")
+    public String showLoginFailed(){
+        log.info("showLoginFailed");
+        return "/user/loginFailed";
+    }
 
     /**
      * TODO: login
@@ -18,8 +47,88 @@ public class LoginController {
      * loginV4 : @ModelAttribute
      */
 
+
+//    @RequestMapping("/user/login")
+    //키값을 지정해서데이터를 가져오는거임
+    public String loginV1(@RequestParam("userId") String userId,
+                          @RequestParam("password") String password,
+                          HttpServletRequest request){
+        log.info("loginV1");
+        User loggedUser =new User(userId,password);
+        User user=userRepository.findByUserId(userId);
+
+        if(user!=null&&user.isSameUser(loggedUser)){
+            HttpSession session =request.getSession();
+            session.setAttribute(USER_SESSION_KEY,loggedUser);
+            return "redirect:/";
+        }
+        return "redirect:/user/loginFailed";
+    }
+    //RequestParam은 만약 key 변수 값이 같으면 생략 가능 이렇게
+    //@RequestMapping("/user/login")
+    public String loginV2(@RequestParam String userId,
+                          @RequestParam String password,
+                          HttpServletRequest request){
+        log.info("loginV2");
+        User loggedUser =new User(userId,password);
+        User user=userRepository.findByUserId(userId);
+
+        if(user!=null&&user.isSameUser(loggedUser)){
+            HttpSession session =request.getSession();
+            session.setAttribute(USER_SESSION_KEY,loggedUser);
+            return "redirect:/";
+        }
+        return "redirect:/user/loginFailed";
+    }
+    //@RequestMapping("/user/login")
+    public String loginV3( String userId,
+                           String password,
+                          HttpServletRequest request){
+        log.info("loginV2");
+        User loggedUser =new User(userId,password);
+        User user=userRepository.findByUserId(userId);
+
+        if(user!=null&&user.isSameUser(loggedUser)){
+            HttpSession session =request.getSession();
+            session.setAttribute(USER_SESSION_KEY,loggedUser);
+            return "redirect:/";
+        }
+        return "redirect:/user/loginFailed";
+
+    }
+    //이렇게 그냥 모델로 받기도 가능ㄷㄷ
+    //@RequestMapping(value="/login",method = RequestMethod.POST)
+    //아래와 같이 간단하게 사용 가능
+    @PostMapping("/login")
+    public String loginV4(@ModelAttribute User loggedInUser,
+                          HttpServletRequest request){
+        log.info("loginV4");
+        User user = userRepository.findByUserId(loggedInUser.getUserId());
+
+        if(user !=null && user.isSameUser(loggedInUser)){
+            HttpSession session = request.getSession();
+            session.setAttribute(USER_SESSION_KEY,loggedInUser);
+            return "redirect:/";
+        }
+        return "redirect:/user/loginFailed";
+
+    }
     /**
+     *
      * TODO: logout
      */
+    @GetMapping("/logout")
+    public String logout(@ModelAttribute User loggedUser,
+                          HttpServletRequest request){
+        log.info("logout");
+
+        User user=userRepository.findByUserId(loggedUser.getUserId());
+
+        HttpSession session = request.getSession();
+        session.removeAttribute(USER_SESSION_KEY);
+
+
+        return "redirect:/";
+    }
 
 }

src/main/java/kuit/springbasic/controller/UserController.java

@@ -1,29 +1,125 @@
 package kuit.springbasic.controller;
 
+import ch.qos.logback.core.model.Model;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpSession;
+import kuit.springbasic.db.MemoryUserRepository;
+import kuit.springbasic.db.UserRepository;
+import kuit.springbasic.domain.User;
+import kuit.springbasic.util.UserSessionUtils;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+
+import static kuit.springbasic.util.UserSessionUtils.USER_SESSION_KEY;
+
+@Slf4j
+@Controller
+@RequiredArgsConstructor
+@RequestMapping("/user")
 public class UserController {
 
+
+    private final UserRepository userRepository;
+
+
     /**
      * TODO: showUserForm
      */
+    @GetMapping("/form")
+    public String showUserForm(){
+        log.info("showLoginForm");
+        return "/user/form";
+    }
 
     /**
      * TODO: createUser
      * createUserV1 : @RequestParam
      * createUserV2 : @ModelAttribute
      */
 
+    //@PostMapping("/signup")
+    public String createUserV1(@RequestParam String userId,
+                               @RequestParam String password,
+                               @RequestParam String name,
+                               @RequestParam String email){
+        log.info("createUserV1");
+        User user=new User(userId,password,name,email);
+        userRepository.insert(user);
+
+        return "redirect:/";
+    }
+    @RequestMapping("/signup")
+    public String createUserV2(@ModelAttribute User user){
+        log.info("createUserV2");
+        userRepository.insert(user);
+        return "redirect:/";
+    }
+
+
+
     /**
      * TODO: showUserList
      */
 
+    @GetMapping("/list")
+    public String showUserList(HttpServletRequest req){
+        log.info("showUserList");
+        HttpSession session = req.getSession();
+
+        if (UserSessionUtils.isLoggedIn(session)) {
+            req.setAttribute(USER_SESSION_KEY, userRepository.findAll());
+            return "/user/list";
+        }
+        return "/user/login";
+    }
+
+
     /**
      * TODO: showUserUpdateForm
      */
+    //왜인지 모르겟는데 자꾸 @RequestParam String userId 이런식으로 하면 누락되네
+    @GetMapping("/updateForm")
+    public String showUpdateForm(@RequestParam("userId") String userId,
+                                 HttpServletRequest request) {
+
+        HttpSession session = request.getSession();
+        User loginUser = (User) session.getAttribute("user");
+        User user = userRepository.findByUserId(userId);
+
+        if(user != null && user.isSameUser(loginUser)) {
+            return "/user/updateForm";
+        }
+
+        return "redirect:/";
+    }
 
     /**
      * TODO: updateUser
      * updateUserV1 : @RequestParam
      * updateUserV2 : @ModelAttribute
      */
+    //@RequestMapping("/update")
+    public String updateUserV1(@RequestParam("userId") String userId,
+                               @RequestParam("password") String password,
+                               @RequestParam("name") String name,
+                               @RequestParam("email") String email) {
+        log.info("updateUserV1");
+        User user = new User(userId, password, name, email);
+        userRepository.update(user);
+
+        return "redirect:/user/list";
+    }
+
+    @RequestMapping("/update")
+    public String updateUserV2(@ModelAttribute User updatedUser) {
+        log.info("updateUserV2");
+
+        User user = new User(updatedUser.getUserId(), updatedUser.getPassword(), updatedUser.getName(), updatedUser.getEmail());
+        userRepository.update(user);
+        return "redirect:/user/list";
+    }
+
 
 }

src/main/java/kuit/springbasic/controller/qna/QnaController.java

@@ -1,9 +1,41 @@
 package kuit.springbasic.controller.qna;
 
+import jakarta.servlet.http.HttpServletRequest;
+import kuit.springbasic.db.AnswerRepository;
+import kuit.springbasic.db.QuestionRepository;
+import kuit.springbasic.domain.Answer;
+import kuit.springbasic.domain.Question;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import java.util.Collection;
+
+@Slf4j
+@Controller
+@RequiredArgsConstructor
+@RequestMapping("/qna")
 public class QnaController {
+    private final QuestionRepository questionRepository;
+    private final AnswerRepository answerRepository;
 
     /**
      * TODO: showQnA
      */
 
+    // 왜 자꾸 이렇게 안 쓰면 에러?
+    @RequestMapping("/show")
+    public String showQnA(@RequestParam("questionId") int questionId,
+                          HttpServletRequest request){
+        log.info("showQnA");
+        Question question = questionRepository.findByQuestionId(questionId);
+        Collection<Answer> answers = answerRepository.findAllByQuestionId(questionId);
+        //설정
+        request.setAttribute("question", question);
+        request.setAttribute("answers", answers);
+        return "/qna/show";
+    }
+
 }