From bfbcd5c44b3247146ae7541b7048d5ec059f5b50 Mon Sep 17 00:00:00 2001
From: Marc Beyer <marc.beyer@edu.bib.de>
Date: Sun, 28 Nov 2021 18:20:17 +0100
Subject: [PATCH] Added del-event endpoint

---
 .../main/java/com/vpr/server/EventRepository.java | 15 +++++++++++++++
 .../main/java/com/vpr/server/MainController.java  |  7 +++++++
 2 files changed, 22 insertions(+)

diff --git a/server/src/main/java/com/vpr/server/EventRepository.java b/server/src/main/java/com/vpr/server/EventRepository.java
index 7f9b86e..9ba909e 100644
--- a/server/src/main/java/com/vpr/server/EventRepository.java
+++ b/server/src/main/java/com/vpr/server/EventRepository.java
@@ -1,8 +1,10 @@
 package com.vpr.server;
 
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 
+import javax.transaction.Transactional;
 import java.util.List;
 
 // This will be AUTO IMPLEMENTED by Spring into a Bean called eventRepository
@@ -29,4 +31,17 @@ public interface EventRepository extends CrudRepository<Event, Integer> {
             "WHERE ue.user_id = ?1",
             nativeQuery = true)
     Object[] findAllByUserId(long id);
+
+    @Modifying
+    @Transactional
+    @Query(value = "DELETE ue FROM user_event ue WHERE ue.event_id = ?1",
+    nativeQuery = true)
+    void deleteUserEventsById(long id);
+
+
+    @Modifying
+    @Transactional
+    @Query(value = "DELETE e FROM event e WHERE e.id = ?1",
+            nativeQuery = true)
+    void deleteById(long id);
 }
\ No newline at end of file
diff --git a/server/src/main/java/com/vpr/server/MainController.java b/server/src/main/java/com/vpr/server/MainController.java
index d27751b..2f137b9 100644
--- a/server/src/main/java/com/vpr/server/MainController.java
+++ b/server/src/main/java/com/vpr/server/MainController.java
@@ -110,6 +110,13 @@ public class MainController {
         return "Saved";
     }
 
+    @PostMapping(path="/del-event")
+    public @ResponseBody String addEvent ( @RequestParam Integer eventId ) {
+        eventRepository.deleteUserEventsById(Long.valueOf(eventId));
+        eventRepository.deleteById(Long.valueOf(eventId));
+        return "Deleted";
+    }
+
     // GET-request at /all-users
     // returns JSON-data
     @GetMapping(path="/all-users")