From aac44692500a82516589451927846ffafb72c3e3 Mon Sep 17 00:00:00 2001
From: Teller501 <ande777j@stud.kea.dk>
Date: Mon, 4 Dec 2023 18:03:05 +0100
Subject: [PATCH] added method that checks if user is participating in event

---
 .../api/UserEventDetailsController.java                  | 6 ++++++
 .../repository/UserEventDetailsRepository.java           | 3 +++
 .../service/UserEventDetailsService.java                 | 9 +++++++++
 3 files changed, 18 insertions(+)

diff --git a/src/main/java/dk/kea/onav2ndproject_rest/api/UserEventDetailsController.java b/src/main/java/dk/kea/onav2ndproject_rest/api/UserEventDetailsController.java
index c238275..7e19208 100644
--- a/src/main/java/dk/kea/onav2ndproject_rest/api/UserEventDetailsController.java
+++ b/src/main/java/dk/kea/onav2ndproject_rest/api/UserEventDetailsController.java
@@ -1,5 +1,6 @@
 package dk.kea.onav2ndproject_rest.api;
 
+import dk.kea.onav2ndproject_rest.dto.EventDTO;
 import dk.kea.onav2ndproject_rest.dto.UserDTO;
 import dk.kea.onav2ndproject_rest.entity.User;
 import dk.kea.onav2ndproject_rest.service.UserEventDetailsService;
@@ -27,4 +28,9 @@ public ResponseEntity<List<String>> getAdditionalNotesByUserIdAndEventId(@PathVa
         return new ResponseEntity<>(userEventDetailService.getAdditionalNotesByUserIdAndEventId(userId, eventId), HttpStatus.OK);
     }
 
+    @GetMapping("/participating/{userId}/{eventId}")
+    public ResponseEntity<Boolean> isUserParticipatingInEvent(@PathVariable int userId, @PathVariable int eventId) {
+        return new ResponseEntity<>(userEventDetailService.isUserParticipatingInEvent(userId, eventId), HttpStatus.OK);
+    }
+
 }
diff --git a/src/main/java/dk/kea/onav2ndproject_rest/repository/UserEventDetailsRepository.java b/src/main/java/dk/kea/onav2ndproject_rest/repository/UserEventDetailsRepository.java
index 33e158c..06ac266 100644
--- a/src/main/java/dk/kea/onav2ndproject_rest/repository/UserEventDetailsRepository.java
+++ b/src/main/java/dk/kea/onav2ndproject_rest/repository/UserEventDetailsRepository.java
@@ -1,5 +1,6 @@
 package dk.kea.onav2ndproject_rest.repository;
 
+import dk.kea.onav2ndproject_rest.entity.Event;
 import dk.kea.onav2ndproject_rest.entity.User;
 import dk.kea.onav2ndproject_rest.entity.UserEventDetails;
 import org.springframework.data.jpa.repository.JpaRepository;
@@ -17,5 +18,7 @@ public interface UserEventDetailsRepository extends JpaRepository<UserEventDetai
     List<String> findAdditionalNotesByUserIdAndEventId(@Param("userId") int userId, @Param("eventId") int eventId);
 
     Optional<UserEventDetails> findByEventIdAndUserId(Integer eventId, Long userId);
+    @Query("SELECT CASE WHEN COUNT(ued) > 0 THEN true ELSE false END FROM UserEventDetails ued WHERE ued.user.id = :userId AND ued.event.id = :eventId AND ued.participating = true")
+    boolean isUserParticipatingInEvent(int userId, int eventId);
 }
 
diff --git a/src/main/java/dk/kea/onav2ndproject_rest/service/UserEventDetailsService.java b/src/main/java/dk/kea/onav2ndproject_rest/service/UserEventDetailsService.java
index e1dd498..7934a0a 100644
--- a/src/main/java/dk/kea/onav2ndproject_rest/service/UserEventDetailsService.java
+++ b/src/main/java/dk/kea/onav2ndproject_rest/service/UserEventDetailsService.java
@@ -1,7 +1,10 @@
 package dk.kea.onav2ndproject_rest.service;
 
+import dk.kea.onav2ndproject_rest.dto.EventConverter;
+import dk.kea.onav2ndproject_rest.dto.EventDTO;
 import dk.kea.onav2ndproject_rest.dto.UserConverter;
 import dk.kea.onav2ndproject_rest.dto.UserDTO;
+import dk.kea.onav2ndproject_rest.entity.Event;
 import dk.kea.onav2ndproject_rest.entity.User;
 import dk.kea.onav2ndproject_rest.repository.UserEventDetailsRepository;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -16,6 +19,8 @@ public class UserEventDetailsService {
     UserEventDetailsRepository userEventDetailsRepository;
     @Autowired
     UserConverter userConverter;
+    @Autowired
+    EventConverter eventConverter;
 
     public List<UserDTO> getParticipatingUsersByEventId(int eventId) {
         List<User> users = userEventDetailsRepository.findParticipatingUsersByEventId(eventId);
@@ -25,4 +30,8 @@ public List<UserDTO> getParticipatingUsersByEventId(int eventId) {
     public List<String> getAdditionalNotesByUserIdAndEventId(int userId, int eventId) {
         return userEventDetailsRepository.findAdditionalNotesByUserIdAndEventId(userId, eventId);
     }
+
+    public boolean isUserParticipatingInEvent(int userId, int eventId) {
+        return userEventDetailsRepository.isUserParticipatingInEvent(userId, eventId);
+    }
 }