add level skeleton

domain/level.go

@@ -0,0 +1,41 @@
+package domain
+
+import (
+	"game/konstructor"
+)
+
+func (d *Domain) InitLevel() {
+	d.Levels = []konstructor.Level{
+		{
+			ID:   "level_1",
+			Name: "Level I.",
+			Playgrounds: []konstructor.Playground{
+				{
+					Background: "level_1_playground_1.png",
+					Objects: []konstructor.Object{
+						{
+							ID: "test_object",
+							Position: konstructor.Position{
+								X: 10,
+								Y: 10,
+								Z: 0,
+							},
+							Type: konstructor.ObjectType{
+								ID: "test_object_type",
+								RenderOptions: konstructor.RenderOptions{
+									Image:  "test_object.png",
+									Width:  30,
+									Height: 30,
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func (d *Domain) GetLevel(index int) konstructor.Level {
+	return d.Levels[index]
+}