202302522-강지후

src/main/java/cnu/core/Book/Book.java

@@ -0,0 +1,16 @@
+package cnu.core.Book;
+import lombok.Getter;
+import lombok.Setter;
+@Getter
+@Setter
+public class Book {
+    private Long id;
+    private String title;
+    private String author;
+    private int quantity;
+    public Book(String title, String author, int quantity) {
+        this.title = title;
+        this.author = author;
+        this.quantity = quantity;
+    }
+}

src/main/java/cnu/core/Book/BookController.java

@@ -0,0 +1,40 @@
+package cnu.core.Book;
+import jakarta.annotation.PostConstruct;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import java.util.List;
+@Controller
+@RequestMapping("/books")
+@RequiredArgsConstructor
+public class BookController {
+    private final BookService bookService;
+    @PostConstruct
+    public void init() {
+        bookService.save(new Book("title1","author1",3));
+        bookService.save(new Book("title2","author2",4));
+        bookService.save(new Book("title3","author3",2));
+        bookService.save(new Book("title4","author4",4));
+    }
+    // 도서 목록
+    @GetMapping()
+    public String books(Model model) {
+        List<Book> books = bookService.findAll();
+        model.addAttribute("books", books);
+        return "book/books";
+    }
+    // 도서 등록 폼
+    @GetMapping("/register")
+    public String registerForm() {
+        return "book/registerBookForm";
+    }
+    // 도서 등록 -> 도서 상세 반환
+    @PostMapping("/register")
+    public String registerBook(Book book) {
+        bookService.save(book);
+        return "book/book";
+    }
+}

src/main/java/cnu/core/Book/BookRepository.java

@@ -0,0 +1,27 @@
+package cnu.core.Book;
+
+import org.springframework.stereotype.Repository;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+@Repository
+public class BookRepository {
+
+    private static final Map<Long, Book> store = new HashMap<>();
+    private static long sequence = 0L;
+
+    public Book save(Book book) {
+        book.setId(++sequence);
+        store.put(book.getId(), book);
+        return book;
+    }
+    public List<Book> findAll() {
+        return new ArrayList<>(store.values());
+    }
+    public Book findById(Long id) {
+        return store.get(id);
+    }
+}

src/main/java/cnu/core/Book/BookService.java

@@ -0,0 +1,25 @@
+package cnu.core.Book;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+public class BookService {
+
+    private final BookRepository bookRepository;
+
+    public Book save(Book book) {
+        return bookRepository.save(book);
+    }
+
+    public Book findById(Long id) {
+        return bookRepository.findById(id);
+    }
+
+    public List<Book> findAll() {
+        return bookRepository.findAll();
+    }
+}

src/main/java/cnu/core/CoreApplication.java

@@ -0,0 +1,14 @@
+package cnu.core;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CoreApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(CoreApplication.class, args);
+	}
+
+}
+

src/main/java/cnu/core/Member/HomeController.java

@@ -0,0 +1,17 @@
+package cnu.core.Member;
+import jakarta.servlet.http.HttpSession;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+@Controller
+public class HomeController {
+    @GetMapping("/")
+    public String getHomepage(HttpSession session, Model model) {
+        Member member = (Member) session.getAttribute("currentMember");
+        if (member != null) {
+            model.addAttribute("memberName", member.getName());
+            return "loginHome";
+        }
+        return "index";
+    }
+}

src/main/java/cnu/core/Member/Member.java

@@ -0,0 +1,18 @@
+package cnu.core.Member;
+import lombok.Getter;
+import lombok.Setter;
+@Getter
+@Setter
+public class Member {
+    private Long id;
+    private String name;
+    private String email;
+    private String phoneNumber;
+    private String pwd;
+    public Member(String name, String email, String phoneNumber, String pwd) {
+        this.name = name;
+        this.email = email;
+        this.phoneNumber = phoneNumber;
+        this.pwd = pwd;
+    }
+}

src/main/java/cnu/core/Member/MemberController.java

@@ -0,0 +1,49 @@
+package cnu.core.Member;
+import jakarta.annotation.PostConstruct;
+import jakarta.servlet.http.HttpSession;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+@Controller
+@RequestMapping("/members")
+@RequiredArgsConstructor
+public class MemberController {
+    private final MemberService memberService;
+
+    // 회원등록 화면
+    @GetMapping("/join")
+    public String joinForm() {
+        return "member/joinMemberForm";
+    }
+
+    //회원등록
+    @PostMapping("/join")
+    public String join(Member member, Model model) {
+        memberService.join(member);
+        return "member/member";
+    }
+
+    @PostMapping("/login")
+    public String login(@RequestParam("email") String email, @RequestParam("pwd") String pwd, HttpSession session, Model model) {
+        try {
+            Member member = memberService.validateMember(email, pwd);
+            session.setAttribute("currentMember", member);
+            model.addAttribute("memberName", member.getName());
+            return "member/loginHome";
+        } catch (IllegalArgumentException e) {
+            model.addAttribute("error", e.getMessage());
+            return "index";
+        }
+    }
+
+
+    @PostMapping("/logout")
+    public String logout(HttpSession session) {
+        session.invalidate();
+        return "redirect:/";
+    }
+}

src/main/java/cnu/core/Member/MemberRepository.java

@@ -0,0 +1,25 @@
+package cnu.core.Member;
+import org.springframework.stereotype.Repository;
+import java.util.HashMap;
+import java.util.Map;
+@Repository
+public class MemberRepository {
+    private static final Map<Long, Member> store = new HashMap<>();
+    private static long sequence = 0L;
+    public Member save(Member member) {
+        member.setId(++sequence);
+        store.put(member.getId(), member);
+        return member;
+    }
+    public Member findById(Long id) {
+        return store.get(id);
+    }
+    public Member findByEmail(String email) {
+        for(Member m :store.values()){
+            if(m.getEmail().equals(email)){
+                return m;
+            }
+        }
+        return null;
+    }
+}

src/main/java/cnu/core/Member/MemberService.java

@@ -0,0 +1,29 @@
+package cnu.core.Member;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+@Service
+@Getter
+@RequiredArgsConstructor
+public class MemberService {
+    private final MemberRepository memberRepository;
+    public Member join(Member member) {
+        if (findByEmail(member.getEmail()) != null) {
+            throw new IllegalStateException("이미 존재하는 이메일 계정입니다.");
+        }
+        return memberRepository.save(member);
+    }
+    public Member findById(Long id) {
+        return memberRepository.findById(id);
+    }
+    public Member findByEmail(String email) {
+        return memberRepository.findByEmail(email);
+    }
+    public Member validateMember(String email, String pwd) {
+        Member findMember = findByEmail(email);
+        if (findMember == null || !findMember.getPwd().equals(pwd)) {
+            throw new IllegalArgumentException("이메일 또는 비밀번호를 확인해주세요.");
+        }
+        return findMember;
+    }
+}

src/main/resources/application.properties

@@ -1,3 +1 @@
-spring.application.name=mvc
-spring.thymeleaf.prefix=classpath:/templates/
-spring.thymeleaf.suffix=.html
+spring.application.name=core