restructure domain-presenter relation

presenter/keyboard.go

@@ -24,19 +24,6 @@ type Keyboard struct {
 	KeyMap     KeyMap
 }
 
-func CreateDefaultKeyMap() KeyMap {
-	return KeyMap{
-		Up:      ebiten.KeyUp,
-		Down:    ebiten.KeyDown,
-		Right:   ebiten.KeyRight,
-		Left:    ebiten.KeyLeft,
-		Action0: ebiten.KeySpace,
-		Action1: ebiten.KeyAlt,
-		Action2: ebiten.KeyControl,
-		Action3: ebiten.KeyEscape,
-	}
-}
-
 func (k *Keyboard) Watch() {
 	values := reflect.ValueOf(k.KeyMap)
 

presenter/presenter.go

@@ -7,18 +7,22 @@ import (
 	"github.com/hajimehoshi/ebiten"
 )
 
+type DomainInterface interface {
+	Init()
+}
+
 type Presenter struct {
-	Context domain.Context
+	Context  domain.Context
+	Domain   DomainInterface
+	Keyboard Keyboard
 }
 
 func (p Presenter) Init() {
 	ebiten.SetWindowSize(screenWidth*2, screenHeight*2)
 	ebiten.SetWindowTitle("Game")
 	if err := ebiten.RunGame(&GameEngine{
-		Context: p.Context,
-		Keyboard: Keyboard{
-			KeyMap: CreateDefaultKeyMap(),
-		},
+		Context:  p.Context,
+		Keyboard: p.Keyboard,
 	}); err != nil {
 		log.Fatal(err)
 	}