added intermediate popup after win/loose, refresh level setup, fixes

observers/game_observer.go

@@ -9,9 +9,12 @@ import (
 
 // Used for global game state
 type GameObserver struct {
-	CurrentLevel, Width, Height, Cellsize, Score int
-	StopTimer                                    *components.Timer
-	Lost                                         bool // set to true if player is struck or something, by default: win!
+	CurrentLevel, Width     int
+	Height, Cellsize, Score int
+	StopTimer               *components.Timer
+	Lost                    bool // set to true if player is struck or something, by default: win!
+	Retry                   bool
+	NextlevelText           string
 }
 
 func NewGameObserver(world *ecs.World, startlevel, width, height, cellsize int) *GameObserver {
@@ -34,3 +37,7 @@ func GetGameObserver(world *ecs.World) *GameObserver {
 	observer := world.Resources().Get(observerID).(*GameObserver)
 	return observer
 }
+
+func (observer *GameObserver) Gameover() {
+	observer.Lost = true
+}