feat(link): handle group chat invite links

Fixes #2676
The group chat is still not usable. It is missing the feature to request access to the group chat.

src/app/chat/views/groups.nim

@@ -37,6 +37,9 @@ QtObject:
     let pubKeysSeq = map(parseJson(pubKeys).getElems(), proc(x:JsonNode):string = x.getStr)
     self.status.chat.createGroup(groupName, pubKeysSeq)
 
+  proc joinGroupChatFromInvitation*(self: GroupsView, groupName: string, chatID: string, adminPK: string) {.slot.} =
+    self.status.chat.createGroupChatFromInvitation(groupName, chatID, adminPK)
+
   proc addMembers*(self: GroupsView, chatId: string, pubKeys: string) {.slot.} =
     let pubKeysSeq = map(parseJson(pubKeys).getElems(), proc(x:JsonNode):string = x.getStr)
     self.status.chat.addGroupMembers(chatId, pubKeysSeq)

src/status/chat.nim

@@ -366,14 +366,22 @@ proc getUserName*(self: ChatModel, id: string, defaultUserName: string):string =
   else:
     return defaultUserName
 
-proc createGroup*(self: ChatModel, groupName: string, pubKeys: seq[string]) =
-  var response = parseJson(status_chat.createGroup(groupName, pubKeys))
+proc processGroupChatCreation*(self: ChatModel, result: string) =
+  var response = parseJson(result)
   var (chats, messages) = formatChatUpdate(response)
   let chat = chats[0]
   self.channels[chat.id] = chat
   self.events.emit("chatUpdate", ChatUpdateArgs(messages: messages, chats: chats, contacts: @[]))
   self.events.emit("activeChannelChanged", ChatIdArg(chatId: chat.id))
 
+proc createGroup*(self: ChatModel, groupName: string, pubKeys: seq[string]) =
+  var result = status_chat.createGroup(groupName, pubKeys)
+  self.processGroupChatCreation(result) 
+
+proc createGroupChatFromInvitation*(self: ChatModel, groupName: string, chatID: string, adminPK: string) =
+  var result = status_chat.createGroupChatFromInvitation(groupName, chatID, adminPK)
+  self.processGroupChatCreation(result)
+
 proc addGroupMembers*(self: ChatModel, chatId: string, pubKeys: seq[string]) =
   var response = status_chat.addGroupMembers(chatId, pubKeys)
   self.emitUpdate(response)

src/status/libstatus/chat.nim

@@ -253,6 +253,9 @@ proc renameGroup*(chatId: string, newName: string): string =
 proc createGroup*(groupName: string, pubKeys: seq[string]): string =
   callPrivateRPC("createGroupChatWithMembers".prefix, %* [nil, groupName, pubKeys])
 
+proc createGroupChatFromInvitation*(groupName: string, chatID: string, adminPK: string): string =
+  callPrivateRPC("createGroupChatFromInvitation".prefix, %* [groupName, chatID, adminPK])
+
 proc addGroupMembers*(chatId: string, pubKeys: seq[string]): string =
   callPrivateRPC("addMembersToGroupChat".prefix, %* [nil, chatId, pubKeys])
 

ui/imports/Utils.qml

@@ -446,13 +446,29 @@ QtObject {
             return result
         }
 
+        // Group chat
+        index = link.lastIndexOf("/g/")
+        if (index > -1) {
+            let indexAdminPk = link.lastIndexOf("a=")
+            let indexChatName = link.lastIndexOf("a1=")
+            let indexChatId = link.lastIndexOf("a2=")
+            const pubKey = link.substring(indexAdminPk + 2, indexChatName - 1)
+            const chatName = link.substring(indexChatName + 3, indexChatId - 1)
+            const chatId = link.substring(indexChatId + 3, link.length)
+            result.title = qsTr("Join the %1 group chat").arg(chatName)
+            result.callback = function () {
+                chatsModel.groups.joinGroupChatFromInvitation(chatName, chatId, pubKey);
+            }
+
+            return result
+        }
+
         // Public chat
         // This needs to be the last check because it is as VERY loose check
         index = link.lastIndexOf("/")
         if (index > -1) {
             const chatId = link.substring(index + 1)
-            //% "Join the %1 public channel"
-            result.title = qsTrId("join-the--1-public-channel").arg(chatId)
+            result.title = qsTr("Join the %1 public channel").arg(chatId)
             result.callback = function () {
                 chatsModel.channelView.joinPublicChat(chatId);
             }