#63 feat: implement getChatRoomName

gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/service/CommunicationDummyService.java

@@ -53,6 +53,7 @@ public class CommunicationDummyService implements ICommunication {
 
     @Override
     public List<ChatMessage> getChatHistory(String roomId) {
+        //TODO : not needed at the moment, possibly remove
         ArrayList<ChatMessage> chatMessages = new ArrayList<>();
         int maxValue = 6;
         for (int i = 1; i <= maxValue; i++) {
@@ -139,7 +140,26 @@ public class CommunicationDummyService implements ICommunication {
 
     @Override
     public String getChatRoomName(String roomId) {
-        return Strings.EMPTY;
+        Map<String, String> headerMap = new RocketChatHeaderMapBuilder().withRocketChatAdminAuth().build();
+
+        HttpResponse<Map> response =
+                unirestService
+                        .get(ROCKET_CHAT_API_LINK + "groups.info")
+                        .headers(headerMap)
+                        .queryString("roomId", roomId).asObject(Map.class);
+
+        if (response.getStatus() == Response.Status.BAD_REQUEST.getStatusCode()
+                || response.getStatus() == Response.Status.UNAUTHORIZED.getStatusCode()) {
+            return Strings.EMPTY;
+        }
+
+        Map responseMap = response.getBody();
+        if (responseMap.containsKey("error")) {
+            return Strings.EMPTY;
+        }
+
+        Map groupMap = (Map) responseMap.get("group");
+        return groupMap.get("name").toString();
     }
 
     @Override

gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/util/RocketChatHeaderMapBuilder.java

@@ -3,6 +3,8 @@ package unipotsdam.gf.modules.communication.util;
 import java.util.HashMap;
 import java.util.Map;
 
+import static unipotsdam.gf.config.GFRocketChatConfig.ADMIN_USER;
+
 public class RocketChatHeaderMapBuilder {
 
     private Map<String, String> headerMap;
@@ -21,6 +23,11 @@ public class RocketChatHeaderMapBuilder {
         return this;
     }
 
+    public RocketChatHeaderMapBuilder withRocketChatAdminAuth() {
+        RocketChatHeaderMapBuilder rocketChatHeaderMapBuilder = withAuthTokenHeader(ADMIN_USER.getRocketChatPersonalAccessToken());
+        return rocketChatHeaderMapBuilder.withRocketChatUserId(ADMIN_USER.getRocketChatUserId());
+    }
+
     public Map<String, String> build() {
         return headerMap;
     }

gemeinsamforschen/src/test/java/unipotsdam/gf/modules/communication/service/CommunicationDummyServiceTest.java

@@ -7,6 +7,7 @@ import unipotsdam.gf.core.management.user.User;
 import unipotsdam.gf.core.management.user.UserDAO;
 import unipotsdam.gf.interfaces.ICommunication;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
@@ -47,11 +48,24 @@ public class CommunicationDummyServiceTest {
     @Test
     public void createEmptyChatRoom() {
         String chatRoom = iCommunication.createEmptyChatRoom("Test", false);
-        assertFalse(chatRoom.isEmpty());
         assertNotNull(chatRoom);
+        assertFalse(chatRoom.isEmpty());
+
 
         String chatRoomReadOnly = iCommunication.createEmptyChatRoom("Test2", true);
-        assertFalse(chatRoomReadOnly.isEmpty());
         assertNotNull(chatRoomReadOnly);
+        assertFalse(chatRoomReadOnly.isEmpty());
+
+    }
+
+    @Test
+    public void getChatRoomName() {
+        String expectedChatRoomName = "ChatRoomName";
+        String chatRoomId = iCommunication.createEmptyChatRoom(expectedChatRoomName, false);
+        assertNotNull(chatRoomId);
+        assertFalse(chatRoomId.isEmpty());
+
+        String actualChatRoomName = iCommunication.getChatRoomName(chatRoomId);
+        assertEquals(expectedChatRoomName, actualChatRoomName);
     }
 }