fix(@desktop/communities): remove chat_section data if user left the community

src/app/core/eventemitter.nim

@@ -32,6 +32,9 @@ proc once*(this:EventEmitter, name:string, handler:Handler): void =
     handler(a)
     this.events[name].del handlerId
 
+proc onUsingUUID*(this: EventEmitter, handlerId: UUID, name: string, handler: Handler): void =
+  this.on(name, handlerId, handler)
+
 proc onWithUUID*(this: EventEmitter, name: string, handler: Handler): UUID =
   var handlerId = genUUID()
   this.on(name, handlerId, handler)
@@ -41,7 +44,6 @@ proc disconnect*(this: EventEmitter, handlerId: UUID) =
   for k, v in this.events:
     if v.hasKey(handlerId):
       this.events[k].del handlerId
-      return
 
 proc emit*(this:EventEmitter, name:string, args:Args): void  =
   if this.events.hasKey(name):

src/app/core/unique_event_emitter.nim

@@ -0,0 +1,23 @@
+import eventemitter
+
+import # deps
+  uuids
+
+type
+  UniqueUUIDEventEmitter* = ref object
+    events: EventEmitter
+    handlerId: UUID
+
+proc initUniqueUUIDEventEmitter*(events: EventEmitter): UniqueUUIDEventEmitter =
+  result = UniqueUUIDEventEmitter()
+  result.events = events
+  result.handlerId = genUUID()
+
+proc on*(self: UniqueUUIDEventEmitter, name: string, handler: Handler): void =
+  self.events.onUsingUUID(self.handlerId, name, handler)
+
+proc disconnect*(self: UniqueUUIDEventEmitter) =
+  self.events.disconnect(self.handlerId)
+
+proc eventsEmitter*(self: UniqueUUIDEventEmitter): EventEmitter =
+    return self.events

src/app/modules/main/chat_section/chat_content/controller.nim

@@ -14,13 +14,14 @@ import ../../../../../app_service/service/wallet_account/service as wallet_accou
 
 import ../../../../core/signals/types
 import ../../../../core/eventemitter
+import ../../../../core/unique_event_emitter
 import ../../../shared_models/message_item
 
 
 type
   Controller* = ref object of RootObj
     delegate: io_interface.AccessInterface
-    events: EventEmitter
+    events: UniqueUUIDEventEmitter
     sectionId: string
     chatId: string
     belongsToCommunity: bool
@@ -41,7 +42,7 @@ proc newController*(delegate: io_interface.AccessInterface, events: EventEmitter
   communityService: community_service.Service, messageService: message_service.Service): Controller =
   result = Controller()
   result.delegate = delegate
-  result.events = events
+  result.events = initUniqueUUIDEventEmitter(events)
   result.sectionId = sectionId
   result.chatId = chatId
   result.belongsToCommunity = belongsToCommunity
@@ -54,7 +55,7 @@ proc newController*(delegate: io_interface.AccessInterface, events: EventEmitter
   result.messageService = messageService
 
 proc delete*(self: Controller) =
-  discard
+  self.events.disconnect()
 
 proc init*(self: Controller) =
   self.events.on(SIGNAL_MESSAGES_LOADED) do(e:Args):

src/app/modules/main/chat_section/chat_content/input_area/controller.nim

@@ -5,12 +5,13 @@ import ../../../../../../app_service/service/chat/service as chat_service
 import ../../../../../../app_service/service/gif/service as gif_service
 import ../../../../../../app_service/service/gif/dto
 import ../../../../../core/eventemitter
+import ../../../../../core/unique_event_emitter
 
 type
   Controller* = ref object of RootObj
     delegate: io_interface.AccessInterface
     sectionId: string
-    events: EventEmitter
+    events: UniqueUUIDEventEmitter
     chatId: string
     belongsToCommunity: bool
     communityService: community_service.Service
@@ -29,7 +30,7 @@ proc newController*(
     ): Controller =
   result = Controller()
   result.delegate = delegate
-  result.events = events
+  result.events = initUniqueUUIDEventEmitter(events)
   result.sectionId = chatId
   result.chatId = chatId
   result.belongsToCommunity = belongsToCommunity
@@ -38,7 +39,7 @@ proc newController*(
   result.gifService = gifService
 
 proc delete*(self: Controller) =
-  discard
+  self.events.disconnect()
 
 proc init*(self: Controller) =
   self.events.on(SIGNAL_LOAD_RECENT_GIFS_DONE) do(e:Args):

src/app/modules/main/chat_section/chat_content/messages/controller.nim

@@ -13,6 +13,7 @@ import ../../../../../../app_service/service/eth/utils as eth_utils
 import ../../../../../global/app_signals
 import ../../../../../core/signals/types
 import ../../../../../core/eventemitter
+import ../../../../../core/unique_event_emitter
 
 logScope:
   topics = "messages-controller"
@@ -20,7 +21,7 @@ logScope:
 type
   Controller* = ref object of RootObj
     delegate: io_interface.AccessInterface
-    events: EventEmitter
+    events: UniqueUUIDEventEmitter
     sectionId: string
     chatId: string
     belongsToCommunity: bool
@@ -38,7 +39,7 @@ proc newController*(delegate: io_interface.AccessInterface, events: EventEmitter
   Controller =
   result = Controller()
   result.delegate = delegate
-  result.events = events
+  result.events = initUniqueUUIDEventEmitter(events)
   result.sectionId = sectionId
   result.chatId = chatId
   result.loadingMessagesPerPageFactor = 1
@@ -50,7 +51,7 @@ proc newController*(delegate: io_interface.AccessInterface, events: EventEmitter
   result.mailserversService = mailserversService
 
 proc delete*(self: Controller) =
-  discard
+  self.events.disconnect()
 
 proc init*(self: Controller) =
   self.events.on(SIGNAL_MESSAGES_LOADED) do(e:Args):

src/app/modules/main/chat_section/chat_content/messages/module.nim

@@ -51,9 +51,9 @@ proc createFetchMoreMessagesItem(self: Module): Item
 proc setChatDetails(self: Module, chatDetails: ChatDto)
 
 method delete*(self: Module) =
+  self.controller.delete
   self.view.delete
   self.viewVariant.delete
-  self.controller.delete
 
 method load*(self: Module) =
   self.controller.init()

src/app/modules/main/chat_section/chat_content/module.nim

@@ -62,12 +62,13 @@ proc newModule*(delegate: delegate_interface.AccessInterface, events: EventEmitt
     else: communityUsersModule
 
 method delete*(self: Module) =
-  self.inputAreaModule.delete
-  self.messagesModule.delete
-  self.usersModule.delete
+  self.controller.delete
   self.view.delete
   self.viewVariant.delete
-  self.controller.delete
+  self.inputAreaModule.delete
+  self.messagesModule.delete
+  if self.usersModule != nil:
+    self.usersModule.delete
 
 method load*(self: Module) =
   self.controller.init()

src/app/modules/main/chat_section/chat_content/users/controller.nim

@@ -7,11 +7,12 @@ import ../../../../../../app_service/service/message/service as message_service
 import ../../../../../../app_service/service/chat/service as chat_service
 
 import ../../../../../core/eventemitter
+import ../../../../../core/unique_event_emitter
 
 type
   Controller* = ref object of RootObj
     delegate: io_interface.AccessInterface
-    events: EventEmitter
+    events: UniqueUUIDEventEmitter
     sectionId: string
     chatId: string
     belongsToCommunity: bool
@@ -32,7 +33,7 @@ proc newController*(
 ): Controller =
   result = Controller()
   result.delegate = delegate
-  result.events = events
+  result.events = initUniqueUUIDEventEmitter(events)
   result.sectionId = sectionId
   result.chatId = chatId
   result.belongsToCommunity = belongsToCommunity
@@ -44,7 +45,7 @@ proc newController*(
   result.chatService = chatService
 
 proc delete*(self: Controller) =
-  discard
+  self.events.disconnect()
 
 proc handleCommunityOnlyConnections(self: Controller) =
   self.events.on(SIGNAL_COMMUNITY_MEMBER_APPROVED) do(e: Args):

src/app/modules/main/chat_section/chat_content/users/module.nim

@@ -1,4 +1,4 @@
-import NimQml, strutils, sequtils, sugar
+import NimQml, strutils, sequtils, sugar, chronicles
 import io_interface
 import view, controller
 import ../../../../shared_models/[member_model, member_item]
@@ -40,9 +40,9 @@ proc newModule*(
   result.moduleLoaded = false
 
 method delete*(self: Module) =
+  self.controller.delete
   self.view.delete
   self.viewVariant.delete
-  self.controller.delete
 
 method load*(self: Module) =
   if not self.moduleLoaded:

src/app/modules/main/chat_section/controller.nim

@@ -18,6 +18,7 @@ import ../../../../app_service/service/visual_identity/service as procs_from_vis
 import ../../../core/signals/types
 import ../../../global/app_signals
 import ../../../core/eventemitter
+import ../../../core/unique_event_emitter
 
 
 type
@@ -27,7 +28,7 @@ type
     isCommunitySection: bool
     activeItemId: string
     isCurrentSectionActive: bool
-    events: EventEmitter
+    events: UniqueUUIDEventEmitter
     settingsService: settings_service.Service
     nodeConfigurationService: node_configuration_service.Service
     contactService: contact_service.Service
@@ -53,7 +54,7 @@ proc newController*(delegate: io_interface.AccessInterface, sectionId: string, i
   result.sectionId = sectionId
   result.isCommunitySection = isCommunity
   result.isCurrentSectionActive = false
-  result.events = events
+  result.events = initUniqueUUIDEventEmitter(events)
   result.settingsService = settingsService
   result.nodeConfigurationService = nodeConfigurationService
   result.contactService = contactService
@@ -67,7 +68,7 @@ proc newController*(delegate: io_interface.AccessInterface, sectionId: string, i
   result.communityTokensService = communityTokensService
 
 proc delete*(self: Controller) =
-  discard
+  self.events.disconnect()
 
 proc getActiveChatId*(self: Controller): string =
   return self.activeItemId

src/app/modules/main/chat_section/io_interface.nim

@@ -13,6 +13,7 @@ import ../../../../app_service/service/token/service as token_service
 import model as chats_model
 
 import ../../../core/eventemitter
+import ../../../core/unique_event_emitter
 import ../../shared_models/token_list_item
 
 
@@ -75,7 +76,7 @@ method doesTopLevelChatExist*(self: AccessInterface, chatId: string): bool {.bas
 method addChatIfDontExist*(self: AccessInterface,
     chat: ChatDto,
     belongsToCommunity: bool,
-    events: EventEmitter,
+    events: UniqueUUIDEventEmitter,
     settingsService: settings_service.Service,
     nodeConfigurationService: node_configuration_service.Service,
     contactService: contact_service.Service,

src/app/modules/main/chat_section/module.nim

@@ -20,6 +20,7 @@ import chat_content/users/module as users_module
 import ../../../global/app_sections_config as conf
 import ../../../global/global_singleton
 import ../../../core/eventemitter
+import ../../../core/unique_event_emitter
 import ../../../core/notifications/details as notification_details
 import ../../../../app_service/common/types
 import ../../../../app_service/service/settings/service as settings_service
@@ -104,12 +105,12 @@ proc newModule*(
       contactService, chat_service, communityService, messageService)
 
 method delete*(self: Module) =
+  self.controller.delete
+  self.view.delete
+  self.viewVariant.delete
   for cModule in self.chatContentModules.values:
     cModule.delete
   self.chatContentModules.clear
-  self.view.delete
-  self.viewVariant.delete
-  self.controller.delete
   if self.usersModule != nil:
     self.usersModule.delete
 
@@ -1108,7 +1109,7 @@ method setLoadingHistoryMessagesInProgress*(self: Module, isLoading: bool) =
 method addChatIfDontExist*(self: Module,
     chat: ChatDto,
     belongsToCommunity: bool,
-    events: EventEmitter,
+    events: UniqueUUIDEventEmitter,
     settingsService: settings_service.Service,
     nodeConfigurationService: node_configuration_service.Service,
     contactService: contact_service.Service,
@@ -1129,7 +1130,7 @@ method addChatIfDontExist*(self: Module,
     elif (chat.chatType != ChatType.OneToOne):
       self.onChatRenamed(chat.id, chat.name)
     return
-  self.addNewChat(chat, belongsToCommunity, events, settingsService, nodeConfigurationService,
+  self.addNewChat(chat, belongsToCommunity, events.eventsEmitter(), settingsService, nodeConfigurationService,
     contactService, chatService, communityService, messageService, gifService, mailserversService,
     setChatAsActive)
 

src/app/modules/main/module.nim

@@ -204,6 +204,7 @@ proc newModule*[T](
   result.networksModule = networks_module.newModule(result, events, networkService, walletAccountService, settingsService)
 
 method delete*[T](self: Module[T]) =
+  self.controller.delete
   self.profileSectionModule.delete
   self.stickersModule.delete
   self.activityCenterModule.delete
@@ -222,7 +223,6 @@ method delete*[T](self: Module[T]) =
     self.keycardSharedModuleKeycardSyncPurpose.delete
   self.view.delete
   self.viewVariant.delete
-  self.controller.delete
 
 proc createTokenItem[T](self: Module[T], tokenDto: CommunityTokenDto, networks: seq[NetworkDto]) : TokenItem =
   var chainName, chainIcon: string
@@ -846,6 +846,11 @@ method communityLeft*[T](self: Module[T], communityId: string) =
     let item = self.view.model().getItemById(singletonInstance.userProfile.getPubKey())
     self.setActiveSection(item)
 
+  var moduleToDelete: chat_section_module.AccessInterface
+  discard self.channelGroupModules.pop(communityId, moduleToDelete)
+  moduleToDelete.delete
+  moduleToDelete = nil
+
 method communityEdited*[T](
     self: Module[T],
     community: CommunityDto) =

src/app_service/service/community/service.nim

@@ -882,11 +882,11 @@ QtObject:
       for chat in updatedCommunity.chats:
         self.messageService.resetMessageCursor(chat.id)
 
-      self.events.emit(SIGNAL_COMMUNITY_LEFT, CommunityIdArgs(communityId: communityId))
-
       # remove related community requests
       keepIf(self.myCommunityRequests, request => request.communityId != communityId)
 
+      self.events.emit(SIGNAL_COMMUNITY_LEFT, CommunityIdArgs(communityId: communityId))
+
     except Exception as e:
       error "Error leaving community", msg = e.msg, communityId