added connection between groupe and user in jpa

src/main/java/ntnu/idatt2016/v233/SmartMat/config/SecurityConfig.java

@@ -35,6 +35,7 @@ public class SecurityConfig {
                 .authorizeHttpRequests(auth-> auth
                         .requestMatchers(HttpMethod.POST, "api/auth/**").permitAll()
                         .requestMatchers(HttpMethod.POST, "api/user/**").permitAll()
+                        .requestMatchers(HttpMethod.GET, "api/groups/**").permitAll()
                         .requestMatchers(HttpMethod.GET, "swagger-ui/**").permitAll()
                         .requestMatchers(HttpMethod.GET, "/v3/api-docs/**").permitAll()
                         .anyRequest().authenticated()

src/main/java/ntnu/idatt2016/v233/SmartMat/controller/UserController.java

@@ -9,12 +9,16 @@ import ntnu.idatt2016.v233.SmartMat.service.user.UserService;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.crypto.password.PasswordEncoder;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 
 
+/**
+ * The user controller is responsible for handling requests related to users.
+ * It uses the user service to handle the requests.
+ * @author Birk
+ * @version 1.2
+ * @since 20.04.2023
+ */
 @AllArgsConstructor
 @RestController
 @RequestMapping("/api/user")
@@ -73,5 +77,20 @@ public class UserController {
         return ResponseEntity.ok(newUser);
     }
 
+    /**
+     * Get a user from the database.
+     * @param username The username of the user to be fetched.
+     * @return The user with the given username.
+     */
+    @GetMapping("/get/{username}")
+    public ResponseEntity<User> getUser(@PathVariable String username) {
+        return userService.getUserFromUsername(username)
+                .map(user -> {
+                    user.setPassword(null);
+                    return ResponseEntity.ok(user);
+                })
+                .orElseGet(() -> ResponseEntity.notFound().build());
+    }
+
 
 }
\ No newline at end of file

src/main/java/ntnu/idatt2016/v233/SmartMat/entity/group/Group.java

 package ntnu.idatt2016.v233.SmartMat.entity.group;
 
 
-import jakarta.persistence.Column;
-import jakarta.persistence.Entity;
-import jakarta.persistence.Id;
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import jakarta.persistence.*;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import ntnu.idatt2016.v233.SmartMat.entity.user.User;
+
+import java.util.List;
 
 /**
  * Group is an entity class representing a group in the system.
@@ -36,4 +38,9 @@ public class Group {
     
     @Column(name = "group_name")
     String groupName;
+
+    @OneToMany(mappedBy = "group")
+    @JsonIgnoreProperties({"password", "group"})
+    private List<User> users;
+
 }

src/main/java/ntnu/idatt2016/v233/SmartMat/entity/user/User.java

 package ntnu.idatt2016.v233.SmartMat.entity.user;
 
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonIncludeProperties;
 import jakarta.persistence.*;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 import ntnu.idatt2016.v233.SmartMat.dto.enums.Authority;
+import ntnu.idatt2016.v233.SmartMat.entity.group.Group;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
@@ -54,6 +57,12 @@ public class User implements UserDetails {
     @Enumerated(EnumType.STRING)
     private Authority authority;
 
+
+    @ManyToOne
+    @JoinColumn(name = "group_id")
+    @JsonIgnoreProperties("users")
+    private Group group;
+
     /**
      * used when created jwts and validating user authority
      * @return the users authority