Add jump to notification for channels

Fixes #139

components/channels.go

@@ -321,17 +321,14 @@ func (c *Channels) Search(term string) {
 	}
 
 	if len(c.SearchMatches) > 0 {
-		c.GotoPosition(0)
+		c.GotoPositionSearch(0)
 		c.SearchPosition = 0
 	}
 }
 
-// GotoPosition is used by the search functionality to automatically
-// scroll to a specific location in the channels component
-func (c *Channels) GotoPosition(position int) {
-
-	// The new position
-	newPos := c.SearchMatches[position]
+// GotoPosition is used by to automatically scroll to a specific
+// location in the channels component
+func (c *Channels) GotoPosition(newPos int) {
 
 	// Is the new position in range of the current view?
 	minRange := c.Offset
@@ -358,11 +355,18 @@ func (c *Channels) GotoPosition(position int) {
 	c.CursorPosition = (newPos - c.Offset) + 1
 }
 
+// GotoPosition is used by the search functionality to automatically
+// scroll to a specific location in the channels component
+func (c *Channels) GotoPositionSearch(position int) {
+	newPos := c.SearchMatches[position]
+	c.GotoPosition(newPos)
+}
+
 // SearchNext allows us to cycle through the c.SearchMatches
 func (c *Channels) SearchNext() {
 	newPosition := c.SearchPosition + 1
 	if newPosition <= len(c.SearchMatches)-1 {
-		c.GotoPosition(newPosition)
+		c.GotoPositionSearch(newPosition)
 		c.SearchPosition = newPosition
 	}
 }
@@ -371,7 +375,17 @@ func (c *Channels) SearchNext() {
 func (c *Channels) SearchPrev() {
 	newPosition := c.SearchPosition - 1
 	if newPosition >= 0 {
-		c.GotoPosition(newPosition)
+		c.GotoPositionSearch(newPosition)
 		c.SearchPosition = newPosition
 	}
 }
+
+// Jump to the first channel with a notification
+func (c *Channels) Jump() {
+	for i, channel := range c.ChannelItems {
+		if channel.Notification {
+			c.GotoPosition(i)
+			break
+		}
+	}
+}

config/config.go

@@ -87,6 +87,7 @@ func getDefaultConfig() Config {
 				"C-d":        "chat-down",
 				"n":          "channel-search-next",
 				"N":          "channel-search-prev",
+				"'":          "channel-jump",
 				"q":          "quit",
 				"<f1>":       "help",
 			},

handlers/event.go

@@ -44,6 +44,7 @@ var actionMap = map[string]func(*context.AppContext){
 	"channel-bottom":      actionMoveCursorBottomChannels,
 	"channel-search-next": actionSearchNextChannels,
 	"channel-search-prev": actionSearchPrevChannels,
+	"channel-jump":        actionJumpChannels,
 	"chat-up":             actionScrollUpChat,
 	"chat-down":           actionScrollDownChat,
 	"help":                actionHelp,
@@ -406,6 +407,11 @@ func actionSearchPrevChannels(ctx *context.AppContext) {
 	actionChangeChannel(ctx)
 }
 
+func actionJumpChannels(ctx *context.AppContext) {
+	ctx.View.Channels.Jump()
+	actionChangeChannel(ctx)
+}
+
 func actionChangeChannel(ctx *context.AppContext) {
 	// Clear messages from Chat pane
 	ctx.View.Chat.ClearMessages()