From 35260703839b4c2ffd988ced106d3ddb5211ec4c Mon Sep 17 00:00:00 2001
From: Daniel Gerhardt <code@dgerhardt.net>
Date: Thu, 22 Feb 2018 18:19:56 +0100
Subject: [PATCH] Implement find support for Rooms
Finding by ownerId depends on a new database view and is NYI.
---
.../services/RoomFindQueryService.java | 56 +++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 src/main/java/de/thm/arsnova/services/RoomFindQueryService.java
diff --git a/src/main/java/de/thm/arsnova/services/RoomFindQueryService.java b/src/main/java/de/thm/arsnova/services/RoomFindQueryService.java
new file mode 100644
index 000000000..d2be15025
--- /dev/null
+++ b/src/main/java/de/thm/arsnova/services/RoomFindQueryService.java
@@ -0,0 +1,56 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
+ *
+ * ARSnova Backend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package de.thm.arsnova.services;
+
+import de.thm.arsnova.entities.FindQuery;
+import de.thm.arsnova.entities.Room;
+import de.thm.arsnova.entities.UserProfile;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@Service
+public class RoomFindQueryService implements FindQueryService<Room> {
+ private RoomService roomService;
+ private UserService userService;
+
+ public RoomFindQueryService(final RoomService roomService, final UserService userService) {
+ this.roomService = roomService;
+ this.userService = userService;
+ }
+
+ @Override
+ public Set<String> resolveQuery(final FindQuery<Room> findQuery) {
+ List<List<String>> ids = new ArrayList<>();
+ if (findQuery.getExternalFilters().get("inHistoryOfUserId") instanceof String) {
+ UserProfile inHistoryOfUser = userService.get(
+ (String) findQuery.getExternalFilters().get("inHistoryOfUserId"));
+ ids.add(inHistoryOfUser.getRoomHistory().stream()
+ .map(UserProfile.RoomHistoryEntry::getRoomId).collect(Collectors.toList()));
+ }
+ if (findQuery.getProperties().getOwnerId() != null) {
+ /* TODO: nyi */
+ // ids.add(roomService.getUserRooms(findQuery.getProperties().getOwnerId()));
+ }
+
+ return ids.stream().flatMap(list -> list.stream()).collect(Collectors.toSet());
+ }
+}
--
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