Show reason for a call hanging up unexpectedly.

src/TextForEvent.js

@@ -13,9 +13,8 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-
+import MatrixClientPeg from "./MatrixClientPeg";
-var MatrixClientPeg = require("./MatrixClientPeg");
+import CallHandler from "./CallHandler";
-var CallHandler = require("./CallHandler");
 import { _t } from './languageHandler';
 import * as Roles from './Roles';
 
@@ -117,7 +116,7 @@ function textForTopicEvent(ev) {
 
 function textForRoomNameEvent(ev) {
     var senderDisplayName = ev.sender && ev.sender.name ? ev.sender.name : ev.getSender();
-    
+
     if (!ev.getContent().name || ev.getContent().name.trim().length === 0) {
         return _t('%(senderDisplayName)s removed the room name.', {senderDisplayName: senderDisplayName});
     }
@@ -142,9 +141,19 @@ function textForCallAnswerEvent(event) {
 }
 
 function textForCallHangupEvent(event) {
-    var senderName = event.sender ? event.sender.name : _t('Someone');
+    const senderName = event.sender ? event.sender.name : _t('Someone');
-    var supported = MatrixClientPeg.get().supportsVoip() ? "" : _t('(not supported by this browser)');
+    const eventContent = event.getContent();
-    return _t('%(senderName)s ended the call.', {senderName: senderName}) + ' ' + supported;
+    let reason = "";
+    if(!MatrixClientPeg.get().supportsVoip()) {
+      reason = '(not supported by this browser)';
+    } else if(eventContent.reason) {
+      if (eventContent.reason === "ice_failed") {
+        reason = "(call failed to connect)";
+      } else {
+        reason = `(${eventContent.reason})`;
+      }
+    }
+    return _t('%(senderName)s ended the call.', {senderName}) + ' ' + _t(reason);
 }
 
 function textForCallInviteEvent(event) {

src/i18n/strings/en_EN.json

@@ -637,6 +637,8 @@
   "VoIP conference finished.": "VoIP conference finished.",
   "VoIP conference started.": "VoIP conference started.",
   "VoIP is unsupported": "VoIP is unsupported",
+  "(call failed to connect)": "(call failed to connect)",
+  "(unknown failure)": "(unknown failure)",
   "(warning: cannot be disabled again!)": "(warning: cannot be disabled again!)",
   "Warning!": "Warning!",
   "WARNING: Device already verified, but keys do NOT MATCH!": "WARNING: Device already verified, but keys do NOT MATCH!",

src/i18n/strings/en_US.json

@@ -576,6 +576,8 @@
     "VoIP conference finished.": "VoIP conference finished.",
     "VoIP conference started.": "VoIP conference started.",
     "VoIP is unsupported": "VoIP is unsupported",
+    "(call failed to connect)": "(call failed to connect)",
+    "(unknown failure)": "(unknown failure)",
     "(warning: cannot be disabled again!)": "(warning: cannot be disabled again!)",
     "Warning!": "Warning!",
     "WARNING: Device already verified, but keys do NOT MATCH!": "WARNING: Device already verified, but keys do NOT MATCH!",