Supported migrate to supergroup

app/js/controllers.js

@@ -1794,6 +1794,14 @@ angular.module('myApp.controllers', ['myApp.i18n'])
       historiesQueuePop(updPeerID);
     });
 
+    $scope.$on('dialog_migrate', function (e, data) {
+      if (data.migrateFrom == $scope.curDialog.peerID) {
+        var peerString = AppPeersManager.getPeerString(data.migrateTo);
+        $rootScope.$broadcast('history_focus', {peerString: peerString});
+      }
+      historiesQueuePop(data.migrateFrom);
+    });
+
     $scope.$on('notify_settings', function (e, data) {
       if (data.peerID == $scope.curDialog.peerID) {
         updateChannelActions();
@@ -3161,10 +3169,21 @@ angular.module('myApp.controllers', ['myApp.i18n'])
     $scope.chatFull = AppChatsManager.wrapForFull($scope.chatID, {});
     $scope.settings = {notifications: true};
 
+    $scope.maxParticipants = 200;
+
     AppProfileManager.getChatFull($scope.chatID).then(function (chatFull) {
       $scope.chatFull = AppChatsManager.wrapForFull($scope.chatID, chatFull);
       $scope.$broadcast('ui_height');
 
+      $scope.canMigrate = $scope.chatFull &&
+                          $scope.chatFull.participants &&
+                          $scope.chatFull.participants.participants &&
+                          $scope.chatFull.participants.participants.length >= 200;
+
+      if (Config.Modes.test || Config.Modes.debug) {
+        $scope.canMigrate = true;
+      }
+
       NotificationsManager.savePeerSettings(-$scope.chatID, chatFull.notify_settings);
 
       NotificationsManager.getPeerMuted(-$scope.chatID).then(function (muted) {
@@ -3229,6 +3248,14 @@ angular.module('myApp.controllers', ['myApp.i18n'])
       });
     };
 
+    $scope.migrateToSuperGroup = function () {
+      ErrorService.confirm({type: 'SUPERGROUP_MIGRATE'}).then(function () {
+        MtpApiManager.invokeApi('messages.migrateChat', {
+          chat_id: AppChatsManager.getChatInput($scope.chatID)
+        }).then(onChatUpdated);
+      });
+    }
+
     $scope.kickFromGroup = function (userID) {
       MtpApiManager.invokeApi('messages.deleteChatUser', {
         chat_id: AppChatsManager.getChatInput($scope.chatID),
@@ -3338,6 +3365,15 @@ angular.module('myApp.controllers', ['myApp.i18n'])
           });
         });
       });
+
+      if ($scope.chatFull.chat &&
+          $scope.chatFull.chat.pFlags.creator &&
+          $scope.chatFull.exported_invite &&
+          $scope.chatFull.exported_invite._ == 'chatInviteEmpty') {
+        AppProfileManager.getChatInviteLink($scope.chatID, true).then(function (link) {
+          $scope.chatFull.exported_invite = {_: 'chatInviteExported', link: link};
+        });
+      }
     });
 
 

app/js/locales/en-us.json

@@ -24,8 +24,15 @@
 	"group_modal_settings": "Settings",
 	"group_modal_notifications": "Notifications",
 	"group_modal_menu_share_link": "Invite to group via link",
+	"group_modal_migrate_to_supergroup": "Upgrade to supergroup",
 	"group_modal_members": "Members",
 	"group_modal_members_kick": "Remove",
+	"group_modal_migrate_header": "Members limit reached",
+	"group_modal_migrate_desc": "To go over the limit and get additional features, upgrade to a supergroup.",
+	"group_modal_migrate_item1": "Supergroups can get up to 1000 members",
+	"group_modal_migrate_item2": "New members see the entire chat history",
+	"group_modal_migrate_item3": "Admins delete messages for everyone",
+	"group_modal_migrate_item4": "Notifications are muted by default",
 
 	"channel_modal_info": "Channel info",
 	"channel_modal_description": "Description",
@@ -223,6 +230,7 @@
 	"confirm_modal_revoke_channel_link": "Are you sure you want to revoke this link? Once you do, no one will be able to join the channel using it.",
 	"confirm_modal_delete_channel_md": "Are you sure you want to delete this channel?\n\nAll members will be removed and all messages will be lost.",
 	"confirm_modal_jump_ext_url_md": "Open this link?\n\n{url}",
+	"confirm_modal_migrate_supergroup_md": "Please note that group members will need to update their Telegram apps to the latest version to see your supergroup.\n\nAre you sure you want to upgrage this group?",
 
 	"confirm_modal_are_u_sure": "Are you sure?",
 

app/js/messages_manager.js

@@ -473,11 +473,8 @@ angular.module('myApp.services')
 
   function fillHistoryStorage (peerID, maxID, fullLimit, historyStorage) {
     // console.log('fill history storage', peerID, maxID, fullLimit, angular.copy(historyStorage));
-    var migratedNextPeer = migratedFromTo[peerID];
+    var offset = (migratedFromTo[peerID] && !maxID) ? 1 : 0;
-    var migratedPrevPeer = migratedToFrom[peerID];
+    return requestHistory (peerID, maxID, fullLimit, offset).then(function (historyResult) {
-    var isMigrated = migratedNextPeer !== undefined || migratedPrevPeer !== undefined;
-
-    return requestHistory (peerID, maxID, fullLimit).then(function (historyResult) {
       historyStorage.count = historyResult.count || historyResult.messages.length;
 
       var offset = 0;
@@ -505,6 +502,10 @@ angular.module('myApp.services')
       var totalCount = historyStorage.history.length;
       fullLimit -= (totalCount - wasTotalCount);
 
+      var migratedNextPeer = migratedFromTo[peerID];
+      var migratedPrevPeer = migratedToFrom[peerID];
+      var isMigrated = migratedNextPeer !== undefined || migratedPrevPeer !== undefined;
+
       if (isMigrated) {
         historyStorage.count = Math.max(historyStorage.count, totalCount) + 1;
       }
@@ -546,6 +547,30 @@ angular.module('myApp.services')
     return $q.when(result);
   }
 
+  function migrateChecks (migrateFrom, migrateTo) {
+    if (!migratedFromTo[migrateFrom] &&
+        !migratedToFrom[migrateTo] &&
+        AppChatsManager.hasChat(-migrateTo)) {
+
+      var fromChat = AppChatsManager.getChat(-migrateFrom);
+      if (fromChat &&
+          fromChat.migrated_to &&
+          fromChat.migrated_to.channel_id == -migrateTo) {
+        migratedFromTo[migrateFrom] = migrateTo;
+        migratedToFrom[migrateTo] = migrateFrom;
+
+        $timeout(function () {
+          var foundDialog = getDialogByPeerID(migrateFrom);
+          if (foundDialog.length) {
+            dialogsStorage.dialogs.splice(foundDialog[1], 1);
+            $rootScope.$broadcast('dialog_drop', {peerID: migrateFrom});
+          }
+          $rootScope.$broadcast('dialog_migrate', {migrateFrom: migrateFrom, migrateTo: migrateTo});
+        }, 100);
+      }
+    }
+  }
+
   function getHistory (peerID, maxID, limit, backLimit, prerendered) {
     if (migratedFromTo[peerID]) {
       peerID = migratedFromTo[peerID];
@@ -1174,6 +1199,7 @@ angular.module('myApp.services')
         }
       }
       if (apiMessage.action) {
+        var migrateFrom, migrateTo;
         switch (apiMessage.action._) {
           case 'messageActionChatEditPhoto':
             AppPhotosManager.savePhoto(apiMessage.action.photo, mediaContext);
@@ -1211,6 +1237,22 @@ angular.module('myApp.services')
               apiMessage.action._ = 'messageActionChatLeave';
             }
             break;
+
+          case 'messageActionChannelMigrateFrom':
+            migrateFrom = -apiMessage.action.chat_id;
+            migrateTo = -channelID;
+            break;
+
+          case 'messageActionChatMigrateTo':
+            migrateFrom = -channelID;
+            migrateTo = -apiMessage.action.channel_id;
+            break;
+        }
+        if (migrateFrom &&
+            migrateTo &&
+            !migratedFromTo[migrateFrom] &&
+            !migratedToFrom[migrateTo]) {
+          migrateChecks(migrateFrom, migrateTo);
         }
       }
 

app/js/services.js

@@ -1089,9 +1089,17 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
           chatFull.exported_invite._ == 'chatInviteExported') {
         return chatFull.exported_invite.link;
       }
-      return MtpApiManager.invokeApi('messages.exportChatInvite', {
+      var promise;
+      if (AppChatsManager.isChannel(id)) {
+        promise = MtpApiManager.invokeApi('channels.exportInvite', {
+          channel: AppChatsManager.getChannelInput(id)
+        });
+      } else {
+        promise = MtpApiManager.invokeApi('messages.exportChatInvite', {
           chat_id: AppChatsManager.getChatInput(id)
-      }).then(function (exportedInvite) {
+        });
+      }
+      return promise.then(function (exportedInvite) {
         if (chatsFull[id] !== undefined) {
           chatsFull[id].exported_invite = exportedInvite;
         }

app/less/app.less

@@ -3012,13 +3012,15 @@ _:-ms-lang(x), .composer_rich_textarea:empty:focus:before {
   padding: 20px 0;
   font-size: 14px;
   line-height: 160%;
-  word-break: break-all;
 }
 .confirm_phone_number {
   font-weight: bold;
   padding: 15px 10px 0;
   text-align: center;
 }
+.confirm_modal_extlink_jump {
+  word-break: break-all;
+}
 
 .photo_modal_window,
 .video_modal_window,
@@ -3208,6 +3210,16 @@ a.contacts_modal_contact:hover .md_modal_list_peer_description,
   color: #91a6ba;
 }
 
+h4.chat_modal_migrate_header {
+  font-size: inherit;
+  font-weight: bold;
+  color: inherit;
+}
+ul.chat_modal_migrate_list {
+  margin-top: 10px;
+  padding-left: 15px;
+}
+
 .chat_modal_participant_wrap {
   padding: 8px 0;
   border-top: 1px solid #F0F0F0;
@@ -4045,11 +4057,18 @@ a.countries_modal_search_clear {
 
   &_splitter {
     border-top: 1px solid #dfdfdf;
-    height: 12px;
+    min-height: 12px;
     background: #f5f5f5;
 
     .box-shadow(inset 0px 1px 1px #ededed);
   }
+  &_splitter_content {
+    height: auto;
+    padding-left: 120px;
+    color: #777;
+    font-size: 12px;
+    padding: 5px 20px 3px 55px;
+  }
 }
 
 .md_modal_versioned_section_wrap {

app/partials/desktop/chat_modal.html

@@ -40,7 +40,7 @@
 
     <div class="md_modal_sections clearfix">
 
-      <div class="md_modal_iconed_section_wrap md_modal_iconed_section_link" ng-if="hasRights('invite') || chatFull.chat.pFlags.left">
+      <div class="md_modal_iconed_section_wrap md_modal_iconed_section_link" ng-if="hasRights('invite') && chatFull.participants.participants.length < maxParticipants || chatFull.chat.pFlags.left">
         <i class="md_modal_section_icon md_modal_section_icon_person"></i>
 
         <div class="md_modal_section_link_wrap" ng-switch="chatFull.chat.pFlags.left">
@@ -78,11 +78,31 @@
 
       </div>
 
+      <div class="md_modal_iconed_section_wrap  md_modal_iconed_section_link" ng-if="chatFull.chat.pFlags.creator && canMigrate">
+
+        <div class="md_modal_section_link_wrap">
+          <a class="md_modal_section_link" ng-click="migrateToSuperGroup()" my-i18n="group_modal_migrate_to_supergroup"></a>
+        </div>
+
+      </div>
+
     </div>
 
     <div ng-if="chatFull.chat._ != 'chatForbidden' &amp;&amp; !chatFull.chat.pFlags.left &amp;&amp; chatFull.participants.participants.length > 0">
 
-      <div class="md_modal_section_splitter"></div>
+      <div ng-switch="chatFull.chat.pFlags.creator && canMigrate">
+        <div ng-switch-when="true" class="md_modal_section_splitter md_modal_section_splitter_content">
+          <h4 class="chat_modal_migrate_header" my-i18n="group_modal_migrate_header"></h4>
+          <p class="chat_modal_migrate_description" my-i18n="group_modal_migrate_desc"></p>
+          <ul class="chat_modal_migrate_list">
+           <li my-i18n="group_modal_migrate_item1"></li>
+           <li my-i18n="group_modal_migrate_item2"></li>
+           <li my-i18n="group_modal_migrate_item3"></li>
+           <li my-i18n="group_modal_migrate_item4"></li>
+          </ul>
+        </div>
+        <div ng-switch-default class="md_modal_section_splitter"></div>
+      </div>
 
       <div class="md_modal_iconed_section_wrap md_modal_iconed_section_peers">
         <i class="md_modal_section_icon md_modal_section_icon_people"></i>

app/partials/desktop/confirm_modal.html

@@ -55,9 +55,11 @@
       <div ng-switch-when="REVOKE_GROUP_INVITE_LINK" my-i18n="confirm_modal_revoke_group_link"></div>
       <div ng-switch-when="REVOKE_CHANNEL_INVITE_LINK" my-i18n="confirm_modal_revoke_channel_link"></div>
       <div ng-switch-when="CHANNEL_DELETE" my-i18n="confirm_modal_delete_channel_md"></div>
-      <div ng-switch-when="JUMP_EXT_URL" my-i18n="confirm_modal_jump_ext_url_md">
+      <div ng-switch-when="JUMP_EXT_URL" my-i18n="confirm_modal_jump_ext_url_md" class="confirm_modal_extlink_jump">
         <my-i18n-param name="url"><strong ng-bind="url"></strong></my-i18n-param>
       </div>
+      <div ng-switch-when="SUPERGROUP_MIGRATE" my-i18n="confirm_modal_migrate_supergroup_md"></div>
+
 
 
       <span ng-switch-default ng-switch="message.length > 0">