core: allow to set disappearance interval when sending message; don't check content change on live item updates (#2423)

* core: allow to set disappearance interval when sending message

* remove commented code

* enable tests

* don't check content change on live item updates

* update logic

* rename variable

* refactor, restore that received message can disabled disappearing

* refactor

* Revert "refactor"

This reverts commit 60dee29d76.

* separate event

---------

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

src/Simplex/Chat/Controller.hs

@@ -214,7 +214,7 @@ data ChatCommand
   | APIGetChat ChatRef ChatPagination (Maybe String)
   | APIGetChatItems ChatPagination (Maybe String)
   | APIGetChatItemInfo ChatItemId
-  | APISendMessage {chatRef :: ChatRef, liveMessage :: Bool, composedMessage :: ComposedMessage}
+  | APISendMessage {chatRef :: ChatRef, liveMessage :: Bool, ttl :: Maybe Int, composedMessage :: ComposedMessage}
   | APIUpdateChatItem {chatRef :: ChatRef, chatItemId :: ChatItemId, liveMessage :: Bool, msgContent :: MsgContent}
   | APIDeleteChatItem ChatRef ChatItemId CIDeleteMode
   | APIDeleteMemberChatItem GroupId GroupMemberId ChatItemId
@@ -397,6 +397,7 @@ data ChatResponse
   | CRNewChatItem {user :: User, chatItem :: AChatItem}
   | CRChatItemStatusUpdated {user :: User, chatItem :: AChatItem}
   | CRChatItemUpdated {user :: User, chatItem :: AChatItem}
+  | CRChatItemNotChanged {user :: User, chatItem :: AChatItem}
   | CRChatItemDeleted {user :: User, deletedChatItem :: AChatItem, toChatItem :: Maybe AChatItem, byUser :: Bool, timed :: Bool}
   | CRChatItemDeletedNotFound {user :: User, contact :: Contact, sharedMsgId :: SharedMsgId}
   | CRBroadcastSent User MsgContent Int ZonedTime