Improve groups.controller with service integration

This commit adds service method calls for managing groups in the controller. It includes integration for fetching groups by name, creating a new group, deleting a group, and finding files for a group. These changes enhance the functionality and efficiency of the groups controller.

apps/backend/src/app/groups/groups.controller.ts

@@ -24,15 +24,20 @@ export class GroupsController {
 		@Query("limit", new DefaultValuePipe(20), ParseIntPipe) limit: number,
 		@Query("offset", new DefaultValuePipe(0), ParseIntPipe) offset: number,
 		@Query("search", new DefaultValuePipe("")) search: string,
-	) {}
+	) {
+		return await this.groupsService.getGroupsByName(limit, offset, search)
+	}
 
-	//TODO DTO
 	@Post("new")
-	async newGroup() {}
+	async newGroup(@Body() body: CreateGroupDto) {
+		return await this.groupsService.newGroup(body.groupName)
+	}
 
 	@UseGuards(AdminGuard)
 	@Delete(":groupId")
-	async deleteGroup(@Param("groupId") groupId: string) {}
+	async deleteGroup(@Param("groupId") groupId: string) {
+		return await this.groupsService.deleteGroup(groupId)
+	}
 
 	//TODO Patch
 
@@ -42,5 +47,7 @@ export class GroupsController {
 		@Query("offset", new DefaultValuePipe(0), ParseIntPipe) offset: number,
 		@Query("search", new DefaultValuePipe("")) search: string,
 		@Param("groupId") groupId: string,
-	) {}
+	) {
+		return await this.groupsService.findFilesForGroup(limit, offset, search, groupId)
+	}
 }