Select individual lines from buffer

tui-test-2/main.go

@@ -4,6 +4,7 @@ import (
 	//"fmt"
 	"fmt"
 	"log"
+	"strings"
 
 	"github.com/jroimartin/gocui"
 )
@@ -61,33 +62,45 @@ func initKeybindings(g *gocui.Gui) error {
 	// }
 	//
 	if err := g.SetKeybinding("songSelection", gocui.KeyArrowDown, gocui.ModNone, func(g *gocui.Gui, v *gocui.View) error {
-		selectSongs(v, +1)
+		scrollSongs(v, +1)
 		return nil
 	}); err != nil {
 		log.Panicln(err)
 	}
 
 	if err := g.SetKeybinding("songSelection", gocui.KeyArrowUp, gocui.ModNone, func(g *gocui.Gui, v *gocui.View) error {
-		selectSongs(v, -1)
+		scrollSongs(v, -1)
 		return nil
 	}); err != nil {
 		log.Panicln(err)
 	}
 
+	if err := g.SetKeybinding("songSelection", gocui.KeyEnter, gocui.ModNone, playSong); err != nil {
+		log.Panicln(err)
+	}
 	return nil
 }
 
-func selectSongs(v *gocui.View, dy int) error {
+func scrollSongs(v *gocui.View, dy int) error {
-	//songSelection, err := g.View("songSelection")
-	// if err != nil {
-	// 	return err
-	// }
-
 	_, currentY := v.Cursor()
 	v.SetCursor(0, currentY+dy)
 	return nil
 }
 
+func playSong(g *gocui.Gui, v *gocui.View) error {
+	currentlyPlaying, err := g.View("currentlyPlaying")
+	if err != nil {
+		return err
+	}
+	currentlyPlaying.Clear()
+	_, currentlySelected := v.Cursor()
+
+	songs := v.BufferLines()
+	fmt.Fprintln(currentlyPlaying, fmt.Sprintf("Playing song number %v (%v)", currentlySelected, strings.TrimLeft(songs[currentlySelected], " ")))
+
+	return nil
+}
+
 func layout(g *gocui.Gui) error {
 	maxX, maxY := g.Size()