Add initial support for rendering replies

interface/ui.go

@@ -60,9 +60,10 @@ type RoomView interface {
 	SetTyping(users []string)
 	UpdateUserList()
 
-	ParseEvent(evt *event.Event) Message
+	AddEvent(evt *event.Event) Message
+	AddRedaction(evt *event.Event)
+	AddEdit(evt *event.Event)
 	GetEvent(eventID string) Message
-	AddMessage(message Message)
 	AddServiceMessage(message string)
 }
 

matrix/matrix.go

@@ -334,13 +334,39 @@ func (c *Container) HandleRedaction(source EventSource, evt *mautrix.Event) {
 		return
 	}
 
-	// TODO make this less hacky?
-	message := roomView.ParseEvent(redactedEvt)
-	if message != nil {
-		roomView.AddMessage(message)
+	roomView.AddRedaction(redactedEvt)
 	if c.syncer.FirstSyncDone {
 		c.ui.Render()
 	}
+}
+
+func (c *Container) HandleEdit(room *rooms.Room, editsID string, editEvent *event.Event) {
+	var origEvt *event.Event
+	err := c.history.Update(room, editsID, func(evt *event.Event) error {
+		evt.Gomuks.Edits = append(evt.Gomuks.Edits, editEvent)
+		origEvt = evt
+		return nil
+	})
+	if err != nil {
+		debug.Print("Failed to store edit in history db:", err)
+	}
+	if !c.config.AuthCache.InitialSyncDone {
+		return
+	}
+
+	roomView := c.ui.MainView().GetRoom(editEvent.RoomID)
+	if roomView == nil {
+		debug.Printf("Failed to handle edit event %v: No room view found.", editEvent)
+		return
+	}
+
+	if !room.Loaded() {
+		return
+	}
+
+	roomView.AddEdit(origEvt)
+	if c.syncer.FirstSyncDone {
+		c.ui.Render()
 	}
 }
 
@@ -354,6 +380,11 @@ func (c *Container) HandleMessage(source EventSource, mxEvent *mautrix.Event) {
 		return
 	}
 
+	if editID := mxEvent.Content.GetRelatesTo().GetReplaceID(); len(editID) > 0 {
+		c.HandleEdit(room, editID, event.Wrap(mxEvent))
+		return
+	}
+
 	events, err := c.history.Append(room, []*mautrix.Event{mxEvent})
 	if err != nil {
 		debug.Printf("Failed to add event %s to history: %v", mxEvent.ID, err)
@@ -384,10 +415,8 @@ func (c *Container) HandleMessage(source EventSource, mxEvent *mautrix.Event) {
 		}
 	}
 
-	// TODO switch to roomView.AddEvent
-	message := roomView.ParseEvent(evt)
+	message := roomView.AddEvent(evt)
 	if message != nil {
-		roomView.AddMessage(message)
 		roomView.MxRoom().LastReceivedMessage = message.Time()
 		if c.syncer.FirstSyncDone {
 			pushRules := c.PushRules().GetActions(roomView.MxRoom(), evt.Event).Should()

ui/message-view.go

@@ -143,8 +143,6 @@ func (view *MessageView) AddMessage(ifcMessage ifc.Message, direction MessageDir
 		view.replaceMessage(oldMsg, message)
 		view.deleteMessageID(message.TxnID)
 		direction = IgnoreMessage
-	} else if oldMsg = view.getMessageByID(message.Relation.GetReplaceID()); oldMsg != nil {
-		direction = IgnoreMessage
 	}
 
 	view.updateWidestSender(message.Sender())
@@ -608,6 +606,10 @@ func (view *MessageView) Draw(screen mauview.Screen) {
 				usernameX, line, view.widestSender(),
 				msg.SenderColor())
 			//}
+			if msg.Edited {
+				// TODO add better indicator for edits
+				screen.SetCell(usernameX + view.widestSender(), line, tcell.StyleDefault.Foreground(tcell.ColorDarkRed), '*')
+			}
 			prevMsg = msg
 		}
 

ui/messages/base.go

@@ -54,6 +54,7 @@ type UIMessage struct {
 	State              event.OutgoingState
 	IsHighlight        bool
 	IsService          bool
+	Edited             bool
 	Source             json.RawMessage
 	ReplyTo            *UIMessage
 	Renderer           MessageRenderer
@@ -80,6 +81,7 @@ func newUIMessage(evt *event.Event, displayname string, renderer MessageRenderer
 		State:              evt.Gomuks.OutgoingState,
 		IsHighlight:        false,
 		IsService:          false,
+		Edited:             len(evt.Gomuks.Edits) > 0,
 		Source:             evt.Content.VeryRaw,
 		Renderer:           renderer,
 	}
@@ -231,7 +233,6 @@ func (msg *UIMessage) SetID(id string) {
 }
 
 func (msg *UIMessage) SetIsHighlight(isHighlight bool) {
-	// TODO Textmessage cache needs to be cleared
 	msg.IsHighlight = isHighlight
 }
 

ui/messages/parser.go

@@ -127,8 +127,8 @@ func ParseMessage(matrix ifc.MatrixContainer, room *rooms.Room, evt *event.Event
 	if len(evt.Content.GetReplyTo()) > 0 {
 		evt.Content.RemoveReplyFallback()
 	}
-	if evt.Content.GetRelatesTo().Type == mautrix.RelReplace && evt.Content.NewContent != nil {
-		evt.Content = *evt.Content.NewContent
+	if len(evt.Gomuks.Edits) > 0 {
+		evt.Content = *evt.Gomuks.Edits[len(evt.Gomuks.Edits)-1].Content.NewContent
 	}
 	switch evt.Content.MsgType {
 	case "m.text", "m.notice", "m.emote":

ui/messages/textmessage.go

@@ -31,6 +31,7 @@ import (
 type TextMessage struct {
 	cache       tstring.TString
 	buffer      []tstring.TString
+	isHighlight bool
 	Text        string
 }
 
@@ -85,6 +86,9 @@ func (msg *TextMessage) String() string {
 }
 
 func (msg *TextMessage) CalculateBuffer(prefs config.UserPreferences, width int, uiMsg *UIMessage) {
+	if uiMsg.IsHighlight != msg.isHighlight {
+		msg.cache = nil
+	}
 	msg.buffer = calculateBufferWithText(prefs, msg.getCache(uiMsg), width, uiMsg)
 }
 

ui/room-view.go

@@ -412,7 +412,7 @@ func (view *RoomView) SendMessage(msgtype mautrix.MessageType, text string) {
 	}
 	evt := view.parent.matrix.PrepareMarkdownMessage(view.Room.ID, msgtype, text)
 	msg := view.parseEvent(evt)
-	view.AddMessage(msg)
+	view.content.AddMessage(msg, AppendMessage)
 	eventID, err := view.parent.matrix.SendEvent(evt)
 	if err != nil {
 		msg.State = event.StateSendFail
@@ -462,20 +462,32 @@ func (view *RoomView) AddServiceMessage(text string) {
 	view.content.AddMessage(messages.NewServiceMessage(text), AppendMessage)
 }
 
-func (view *RoomView) AddMessage(message ifc.Message) {
-	view.content.AddMessage(message, AppendMessage)
-}
-
 func (view *RoomView) parseEvent(evt *event.Event) *messages.UIMessage {
 	return messages.ParseEvent(view.parent.matrix, view.parent, view.Room, evt)
 }
 
-func (view *RoomView) ParseEvent(evt *event.Event) ifc.Message {
-	msg := view.parseEvent(evt)
-	if msg == nil {
-		return nil
+func (view *RoomView) AddHistoryEvent(evt *event.Event) {
+	if msg := view.parseEvent(evt); msg != nil {
+		view.content.AddMessage(msg, PrependMessage)
 	}
+}
+
+func (view *RoomView) AddEvent(evt *event.Event) ifc.Message {
+	if msg := view.parseEvent(evt); msg != nil {
+		view.content.AddMessage(msg, AppendMessage)
 		return msg
+	}
+	return nil
+}
+
+func (view *RoomView) AddRedaction(redactedEvt *event.Event) {
+	view.AddEvent(redactedEvt)
+}
+
+func (view *RoomView) AddEdit(evt *event.Event) {
+	if msg := view.parseEvent(evt); msg != nil {
+		view.content.AddMessage(msg, IgnoreMessage)
+	}
 }
 
 func (view *RoomView) GetEvent(eventID string) ifc.Message {

ui/view-main.go

@@ -453,9 +453,7 @@ func (view *MainView) LoadHistory(roomID string) {
 		return
 	}
 	for _, evt := range history {
-		if message := roomView.ParseEvent(evt); message != nil {
-			msgView.AddMessage(message, PrependMessage)
-		}
+		roomView.AddHistoryEvent(evt)
 	}
 	view.parent.Render()
 }