Merge pull request #7 from ls1intum/orgUpdate

update org

Author: ninori9

src/main/java/com/ase/angelos_kb_backend/controller/OrganisationController.java

@@ -5,6 +5,7 @@
 import com.ase.angelos_kb_backend.util.JwtUtil;
 
 import java.util.List;
+import java.util.UUID;
 import java.util.stream.Collectors;
 
 import org.springframework.http.HttpStatus;
@@ -52,6 +53,24 @@ public ResponseEntity<OrganisationDTO> addOrganisation(
         return ResponseEntity.status(HttpStatus.CREATED).body(newOrganisation);
     }
 
+    /**
+     * Update an existing organisation. Only accessible by system admin.
+     */
+    @PutMapping("/{id}")
+    public ResponseEntity<OrganisationDTO> updateOrganisation(
+            @RequestHeader("Authorization") String token,
+            @PathVariable Long id,
+            @RequestBody OrganisationDTO organisation) {
+        if (!jwtUtil.extractIsSystemAdmin(token.replace("Bearer ", ""))) {
+            return ResponseEntity.status(HttpStatus.FORBIDDEN).build();
+        }
+        OrganisationDTO newOrganisation = organisationService.updateOrganisation(id, organisation);
+        if (newOrganisation == null) {
+            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
+        }
+        return ResponseEntity.ok(newOrganisation);
+    }
+
     /**
      * Remove an organisation by ID. Only accessible by system admin.
      */

src/main/java/com/ase/angelos_kb_backend/service/OrganisationService.java

@@ -1,6 +1,7 @@
 package com.ase.angelos_kb_backend.service;
 
 import java.util.List;
+import java.util.Optional;
 import java.util.stream.Collectors;
 
 import org.springframework.stereotype.Service;
@@ -33,6 +34,18 @@ public OrganisationDTO addOrganisation(String name) {
         Organisation savedOrganisation = organisationRepository.save(organisation);
         return convertToDto(savedOrganisation);
     }
+    public OrganisationDTO updateOrganisation(Long id, OrganisationDTO updatedOrganisation) {
+        Optional<Organisation> optionalOrg = organisationRepository.findById(id);
+        if(optionalOrg.isEmpty()) {
+            return null;
+        }
+        Organisation existingOrg = optionalOrg.get();
+        if (updatedOrganisation.getName() != null) {
+            existingOrg.setName(updatedOrganisation.getName());
+        }
+        Organisation savedOrg = organisationRepository.save(existingOrg);
+        return convertToDto(savedOrg);
+    }
 
     public boolean removeOrganisation(Long orgId) {
         if (organisationRepository.existsById(orgId)) {