Read key mappings from configs and execute actions

context/context.go

@@ -11,7 +11,7 @@ import (
 )
 
 const (
-	CommandMode = "command"
+	CommandMode = "normal"
 	InsertMode  = "insert"
 )
 

handlers/event.go

@@ -1,6 +1,8 @@
 package handlers
 
 import (
+	"fmt"
+
 	"github.com/gizak/termui"
 	"github.com/nlopes/slack"
 	termbox "github.com/nsf/termbox-go"
@@ -53,56 +55,28 @@ func anyKeyHandler(ctx *context.AppContext) {
 		for {
 			ev := termbox.PollEvent()
 
-			if ev.Type == termbox.EventKey {
-				if ctx.Mode == context.CommandMode {
-					switch ev.Key {
-					case termbox.KeyPgup:
-						actionScrollUpChat(ctx)
-					case termbox.KeyCtrlB:
-						actionScrollUpChat(ctx)
-					case termbox.KeyCtrlU:
-						actionScrollUpChat(ctx)
-					case termbox.KeyPgdn:
-						actionScrollDownChat(ctx)
-					case termbox.KeyCtrlF:
-						actionScrollDownChat(ctx)
-					case termbox.KeyCtrlD:
-						actionScrollDownChat(ctx)
-					default:
-						switch ev.Ch {
-						case 'q':
-							actionQuit()
-						case 'j':
-							actionMoveCursorDownChannels(ctx)
-						case 'k':
-							actionMoveCursorUpChannels(ctx)
-						case 'g':
-							actionMoveCursorTopChannels(ctx)
-						case 'G':
-							actionMoveCursorBottomChannels(ctx)
-						case 'i':
-							actionInsertMode(ctx)
-						}
-					}
-				} else if ctx.Mode == context.InsertMode {
-					switch ev.Key {
-					case termbox.KeyEsc:
-						actionCommandMode(ctx)
-					case termbox.KeyEnter:
-						actionSend(ctx)
-					case termbox.KeySpace:
-						actionInput(ctx.View, ' ')
-					case termbox.KeyBackspace, termbox.KeyBackspace2:
-						actionBackSpace(ctx.View)
-					case termbox.KeyDelete:
-						actionDelete(ctx.View)
-					case termbox.KeyArrowRight:
-						actionMoveCursorRight(ctx.View)
-					case termbox.KeyArrowLeft:
-						actionMoveCursorLeft(ctx.View)
-					default:
-						actionInput(ctx.View, ev.Ch)
-					}
+			if ev.Type != termbox.EventKey {
+				continue
+			}
+
+			mappedKey := keyMapping[ev.Key]
+			if mappedKey == "" {
+				mappedKey = fmt.Sprintf("%c", ev.Ch)
+			}
+
+			mappedActionName := ctx.Config.KeyMapping[ctx.Mode][mappedKey]
+			action := actionMap[mappedActionName]
+			if action != nil {
+				action(ctx)
+				continue
+			}
+
+			if ctx.Mode == context.InsertMode {
+				switch ev.Key {
+				case termbox.KeySpace:
+					actionInput(ctx.View, ' ')
+				default:
+					actionInput(ctx.View, ev.Ch)
 				}
 			}
 		}