Keyboard input for moving

input/keyboard.go

@@ -0,0 +1,53 @@
+package input
+
+import (
+	"github.com/hajimehoshi/ebiten/v2"
+	"sort"
+	"strings"
+)
+import "gitlab.com/kbr4/9heroja/configuration"
+
+type Keyboard struct {
+}
+
+func (k *Keyboard) DirectionFromKeys(keys []ebiten.Key) configuration.Direction {
+	direction := ""
+	for _, key := range keys {
+		switch key {
+		case ebiten.KeyUp:
+			direction += "N"
+		case ebiten.KeyRight:
+			direction += "E"
+		case ebiten.KeyLeft:
+			direction += "W"
+		case ebiten.KeyDown:
+			direction += "S"
+		}
+	}
+
+	// sort direction string
+	s := strings.Split(direction, "")
+	sort.Strings(s)
+	sortedDirection := strings.Join(s, "")
+
+	switch sortedDirection {
+	case "N":
+		return configuration.North
+	case "E":
+		return configuration.East
+	case "S":
+		return configuration.South
+	case "W":
+		return configuration.West
+	case "EN":
+		return configuration.NorthEast
+	case "ES":
+		return configuration.SouthEast
+	case "SW":
+		return configuration.SouthWest
+	case "NW":
+		return configuration.NorthWest
+	default:
+		return configuration.PreviouslyHeld
+	}
+}