* Basic Game State Implementation

* Code Refactoring

game_state.wren

@@ -0,0 +1,17 @@
+class GameState {
+    construct new() {
+
+    }
+
+    switch(level) {
+        _currentLevel = level.new()
+    }
+
+    update() {
+        _currentLevel.update()
+    }
+
+    draw(dt) {
+        _currentLevel.draw(dt)
+    }
+}

level_map.wren

@@ -3,33 +3,29 @@ import "graphics" for ImageData
 import "math" for Math
 import "./layer_type" for LayerType
 
-class Level {
-    construct new(levelName) {
-        _levelData = Json.load("assets/%(levelName).json")
-        var tileSheetData =  _levelData["tilesets"][0] // Assuming I only use single tilesheet
+class LevelMap {
+    construct new(mapName) {
+        _mapData = Json.load("assets/%(mapName).json")
+        var tileSheetData =  _mapData["tilesets"][0] // Assuming there is only a single tilesheet/level
         _tileSheet = ImageData.loadFromFile("assets/%(tileSheetData["image"])")
         _tileSheetH = tileSheetData["imageheight"]
         _tileSheetW = tileSheetData["imagewidth"]
         _tileH = tileSheetData["tileheight"]
         _tileW = tileSheetData["tilewidth"]
-        _levelHeight = _levelData["height"]
-        _levelWidth = _levelData["width"]
-        _layers = _levelData["layers"]
+        _mapHeight = _mapData["height"]
+        _mapWidth = _mapData["width"]
+        _layers = _mapData["layers"]
         _rows = Math.floor(_tileSheetW/_tileW)
         _cols = Math.floor(_tileSheetH/_tileH)
     }
 
-    load(levelName) {
-
-    }
-
     draw(x, y) {
         var startX = x
         var startY = y
         for(layer in _layers) {
             var index = 0        
-            for(levelY in 0...(_levelHeight)) {
-                for(levelX in 0...(_levelWidth)) {
+            for(mapYV in 0...(_mapHeight)) {
+                for(mapXV in 0...(_mapWidth)) {
                     if((layer["type"] == LayerType.Tile) && (layer["visible"] == true)) {
                         var tileIndex = layer["data"][index]
                         if (tileIndex > 0) {

levels/level1.wren

@@ -0,0 +1,14 @@
+import "./level_map" for LevelMap
+class Level1 {
+    construct new() {
+        _level1 = LevelMap.new("level1")
+    }
+    
+    update() {
+
+    }
+
+    draw(dt) {
+        _level1.draw(0,0)
+    }
+}

levels/level2.wren

@@ -1,4 +1,4 @@
-class Map {
+class Level2 {
     construct new() {
         
     }

main.wren

@@ -6,12 +6,14 @@ import "math" for Math
 import "config" for Config
 import "input" for Keyboard
 import "./controls" for Controls
-import "./level" for Level
+import "./game_state" for GameState
+import "./levels/level1" for Level1
 
 class Main {
     construct new() {
         Config.setup()
-        __level = Level.new("level1")
+        __gameState = GameState.new()
+        __gameState.switch(Level1)
     }
 
     init() {
@@ -22,11 +24,12 @@ class Main {
         if(Controls.detect(Config.KeyboardConstants["QUIT"])) {
             Process.exit(0)
         }
+        __gameState.update()
     }
 
-    draw(alpha) {
+    draw(dt) {
         Canvas.cls(Color.pink)
-        __level.draw(0,0)
+        __gameState.draw(dt)
     }
 }