WIP: Feature/fast scroll mute

.gitignore

@@ -1 +1,2 @@
 bin/
+slack-term

README.md

@@ -81,10 +81,12 @@ in your `config` file.
 | command | `/`       | search mode                |
 | command | `k`       | move channel cursor up     |
 | command | `j`       | move channel cursor down   |
+| command | `K`       | move 30 channel cursor up  |
+| command | `J`       | move 30 channel cursor down|
 | command | `g`       | move channel cursor top    |
 | command | `G`       | move channel cursor bottom |
-| command | `K`       | thread up                  |
-| command | `J`       | thread down                |
+| command | `l`       | thread up                  |
+| command | `h`       | thread down                |
 | command | `G`       | move channel cursor bottom |
 | command | `pg-up`   | scroll chat pane up        |
 | command | `ctrl-b`  | scroll chat pane up        |

components/channels.go

@@ -15,6 +15,7 @@ const (
 	IconGroup        = "☰"
 	IconIM           = "●"
 	IconMpIM         = "☰"
+	IconMuted        = "x"
 	IconNotification = "*"
 
 	PresenceAway   = "away"
@@ -24,6 +25,7 @@ const (
 	ChannelTypeGroup   = "group"
 	ChannelTypeIM      = "im"
 	ChannelTypeMpIM    = "mpim"
+	ChannelTypeMuted   = "mute"
 )
 
 type ChannelItem struct {
@@ -34,6 +36,7 @@ type ChannelItem struct {
 	UserID       string
 	Presence     string
 	Notification bool
+	Muted        bool
 
 	StylePrefix string
 	StyleIcon   string
@@ -59,6 +62,8 @@ func (c ChannelItem) ToString() string {
 		icon = IconGroup
 	case ChannelTypeMpIM:
 		icon = IconMpIM
+	case ChannelTypeMuted:
+		icon = IconMuted
 	case ChannelTypeIM:
 		switch c.Presence {
 		case PresenceActive:
@@ -248,6 +253,16 @@ func (c *Channels) MoveCursorUp() {
 	}
 }
 
+// MoveCursorUpFast will decrease the SelectedChannel by 10
+func (c *Channels) MoveCursorUpFast() {
+	j := 30
+	if c.SelectedChannel > j {
+		c.GotoPosition(c.SelectedChannel - j)
+	} else {
+		c.GotoPosition(0)
+	}
+}
+
 // MoveCursorDown will increase the SelectedChannel by 1
 func (c *Channels) MoveCursorDown() {
 	if c.SelectedChannel < len(c.ChannelItems)-1 {
@@ -256,6 +271,16 @@ func (c *Channels) MoveCursorDown() {
 	}
 }
 
+// MoveCursorDownFast will increase the SelectedChannel by 10
+func (c *Channels) MoveCursorDownFast() {
+	j := 30
+	if c.SelectedChannel < len(c.ChannelItems)-j {
+		c.GotoPosition(c.SelectedChannel + j)
+	} else {
+		c.GotoPosition(len(c.ChannelItems) - 1)
+	}
+}
+
 // MoveCursorTop will move the cursor to the top of the channels
 func (c *Channels) MoveCursorTop() {
 	c.SetSelectedChannel(0)
@@ -387,7 +412,7 @@ func (c *Channels) SearchPrev() {
 // Jump to the first channel with a notification
 func (c *Channels) Jump() {
 	for i, channel := range c.ChannelItems {
-		if channel.Notification {
+		if channel.Notification && !channel.Muted {
 			c.GotoPosition(i)
 			break
 		}

config/config.go

@@ -107,11 +107,13 @@ func getDefaultConfig() Config {
 				"i":          "mode-insert",
 				"/":          "mode-search",
 				"k":          "channel-up",
+				"K":          "channel-up-fast",
 				"j":          "channel-down",
+				"J":          "channel-down-fast",
 				"g":          "channel-top",
 				"G":          "channel-bottom",
-				"K":          "thread-up",
-				"J":          "thread-down",
+				"l":          "thread-up",
+				"h":          "thread-down",
 				"<previous>": "chat-up",
 				"C-b":        "chat-up",
 				"C-u":        "chat-up",
@@ -122,7 +124,7 @@ func getDefaultConfig() Config {
 				"N":          "channel-search-prev",
 				"'":          "channel-jump",
 				"q":          "quit",
-				"<f1>":       "help",
+				"?":          "help",
 			},
 			"insert": {
 				"<left>":      "cursor-left",

context/context.go

@@ -40,7 +40,13 @@ type AppContext struct {
 
 // CreateAppContext creates an application context which can be passed
 // and referenced througout the application
-func CreateAppContext(flgConfig string, flgToken string, flgDebug bool, version string, usage string) (*AppContext, error) {
+func CreateAppContext(
+	flgConfig string,
+	flgToken string,
+	flgDebug bool,
+	version string,
+	usage string,
+) (*AppContext, error) {
 	if flgDebug {
 		go func() {
 			http.ListenAndServe(":6060", nil)
@@ -147,7 +153,7 @@ func CreateAppContext(flgConfig string, flgToken string, flgDebug bool, version
 	return &AppContext{
 		Version:    version,
 		Usage:      usage,
-		EventQueue: make(chan termbox.Event, 20),
+		EventQueue: make(chan termbox.Event, 40),
 		Service:    svc,
 		Body:       termui.Body,
 		View:       view,

go.mod

@@ -12,9 +12,10 @@ require (
 	github.com/maruel/panicparse v1.1.1 // indirect
 	github.com/mattn/go-runewidth v0.0.7
 	github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7 // indirect
+	github.com/nlopes/slack v0.6.0 // indirect
 	github.com/nsf/termbox-go v0.0.0-20191229070316-58d4fcbce2a7
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/slack-go/slack v0.6.3
+	github.com/slack-go/slack v0.10.0
 	github.com/stretchr/testify v1.4.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/yaml.v2 v2.2.4 // indirect

go.sum

@@ -25,7 +25,6 @@ github.com/mattn/go-runewidth v0.0.7 h1:Ei8KR0497xHyKJPAv59M1dkC+rOZCMBJ+t3fZ+tw
 github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7 h1:DpOJ2HYzCv8LZP15IdmG+YdwD2luVPHITV96TkirNBM=
 github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
-github.com/nlopes/slack v0.6.0 h1:jt0jxVQGhssx1Ib7naAOZEZcGdtIhTzkP0nopK0AsRA=
 github.com/nlopes/slack v0.6.0/go.mod h1:JzQ9m3PMAqcpeCam7UaHSuBuupz7CmpjehYMayT6YOk=
 github.com/nsf/termbox-go v0.0.0-20191229070316-58d4fcbce2a7 h1:OkWEy7aQeQTbgdrcGi9bifx+Y6bMM7ae7y42hDFaBvA=
 github.com/nsf/termbox-go v0.0.0-20191229070316-58d4fcbce2a7/go.mod h1:IuKpRQcYE1Tfu+oAQqaLisqDeXgjyyltCfsaoYN18NQ=
@@ -36,6 +35,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/slack-go/slack v0.6.3 h1:qU037g8gQ71EuH6S9zYKnvYrEUj0fLFH4HFekFqBoRU=
 github.com/slack-go/slack v0.6.3/go.mod h1:HE4RwNe7YpOg/F0vqo5PwXH3Hki31TplTvKRW9dGGaw=
+github.com/slack-go/slack v0.10.0 h1:L16Eqg3QZzRKGXIVsFSZdJdygjOphb2FjRUwH6VrFu8=
+github.com/slack-go/slack v0.10.0/go.mod h1:wWL//kk0ho+FcQXcBTmEafUI5dz4qz5f4mMk8oIkioQ=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1 h1:2vfRuCMp5sSVIDSqO8oNnWJq7mPa6KVP3iPIwFBuy8A=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=

handlers/event.go

@@ -39,7 +39,9 @@ var actionMap = map[string]func(*context.AppContext){
 	"mode-search":         actionSearchMode,
 	"clear-input":         actionClearInput,
 	"channel-up":          actionMoveCursorUpChannels,
+	"channel-up-fast":     actionMoveCursorUpFastChannels,
 	"channel-down":        actionMoveCursorDownChannels,
+	"channel-down-fast":   actionMoveCursorDownFastChannels,
 	"channel-top":         actionMoveCursorTopChannels,
 	"channel-bottom":      actionMoveCursorBottomChannels,
 	"channel-search-next": actionSearchNextChannels,
@@ -81,8 +83,9 @@ func eventHandler(ctx *context.AppContext) {
 
 			// Place your debugging statements here
 			if ctx.Debug {
-				ctx.View.Debug.Println(
-					"event received",
+				ctx.View.Debug.Sprintf(
+					"event received: channel %d, offset %d, pos %d",
+					ctx.View.Channels.SelectedChannel, ctx.View.Channels.Offset, ctx.View.Channels.CursorPosition,
 				)
 			}
 		}
@@ -453,7 +456,24 @@ func actionMoveCursorUpChannels(ctx *context.AppContext) {
 		ctx.View.Channels.MoveCursorUp()
 		termui.Render(ctx.View.Channels)
 
-		scrollTimer = time.NewTimer(time.Second / 4)
+		scrollTimer = time.NewTimer(time.Second / 2)
+		<-scrollTimer.C
+
+		// Only actually change channel when the timer expires
+		actionChangeChannel(ctx)
+	}()
+}
+
+func actionMoveCursorUpFastChannels(ctx *context.AppContext) {
+	go func() {
+		if scrollTimer != nil {
+			scrollTimer.Stop()
+		}
+
+		ctx.View.Channels.MoveCursorUpFast()
+		termui.Render(ctx.View.Channels)
+
+		scrollTimer = time.NewTimer(time.Second / 2)
 		<-scrollTimer.C
 
 		// Only actually change channel when the timer expires
@@ -473,7 +493,27 @@ func actionMoveCursorDownChannels(ctx *context.AppContext) {
 		ctx.View.Channels.MoveCursorDown()
 		termui.Render(ctx.View.Channels)
 
-		scrollTimer = time.NewTimer(time.Second / 4)
+		scrollTimer = time.NewTimer(time.Second / 2)
+		<-scrollTimer.C
+
+		// Only actually change channel when the timer expires
+		actionChangeChannel(ctx)
+	}()
+}
+
+// actionMoveCursorDownFastChannels will execute the actionChangeChannel
+// function. A timer is implemented to support fast scrolling through
+// the list without executing the actionChangeChannel event
+func actionMoveCursorDownFastChannels(ctx *context.AppContext) {
+	go func() {
+		if scrollTimer != nil {
+			scrollTimer.Stop()
+		}
+
+		ctx.View.Channels.MoveCursorDownFast()
+		termui.Render(ctx.View.Channels)
+
+		scrollTimer = time.NewTimer(time.Second / 2)
 		<-scrollTimer.C
 
 		// Only actually change channel when the timer expires