Fixed names for a better traceability of code errors with orignal code lesson. End of lesson 25. Player is moving on the map viewport!

scenes/game/maps/entities/mob.tscn

@@ -122,8 +122,11 @@ animations = [{
 "speed": 5.0
 }]
 
-[node name="Mob" type="Node2D"]
+[node name="Mob" type="Node2D" node_paths=PackedStringArray("animator", "collisionRay_1", "collisionRay_2")]
 script = ExtResource("1_mu6cs")
+animator = NodePath("AnimatedSprite2D")
+collisionRay_1 = NodePath("CollisionRayCast_1")
+collisionRay_2 = NodePath("CollisionRayCast_2")
 
 [node name="AnimatedSprite2D" type="AnimatedSprite2D" parent="."]
 position = Vector2(8, 8)

scenes/game/maps/entities/player.tscn

@@ -5,3 +5,6 @@
 
 [node name="Player" instance=ExtResource("1_7y2qh")]
 script = ExtResource("2_us7jc")
+
+[node name="Camera2D" type="Camera2D" parent="." index="3"]
+zoom = Vector2(2, 2)

scenes/game_screen.tscn

@@ -1,26 +1,21 @@
-[gd_scene load_steps=7 format=3 uid="uid://c0b5w48jk67qd"]
+[gd_scene load_steps=8 format=3 uid="uid://c0b5w48jk67qd"]
 
-[ext_resource type="Script" uid="uid://c0uvlwmkm3r8o" path="res://scripts/game/game_screen.gd" id="1_uwrxv"]
-[ext_resource type="Script" uid="uid://dcqqr8b42tn0x" path="res://scripts/game/CommandProcessor.gd" id="2_lbhrr"]
-[ext_resource type="Texture2D" uid="uid://ccxs3ctob15es" path="res://gfx/ui/main_frame.png" id="2_lnu2h"]
-[ext_resource type="FontFile" uid="uid://1u28cjgctsn7" path="res://fonts/alagard_by_pix3m-d6awiwp.ttf" id="3_lbhrr"]
-[ext_resource type="Script" uid="uid://b63jt1uexm120" path="res://scripts/game/maps/MapContainer.gd" id="3_p57ef"]
-[ext_resource type="Script" uid="uid://dv3fd112uj8o1" path="res://scripts/ui/Message Console.gd" id="5_iywne"]
+[ext_resource type="Script" uid="uid://c0uvlwmkm3r8o" path="res://scripts/game/game_screen.gd" id="1_dthvl"]
+[ext_resource type="Script" uid="uid://dcqqr8b42tn0x" path="res://scripts/game/CommandProcessor.gd" id="2_r01d7"]
+[ext_resource type="Script" uid="uid://b63jt1uexm120" path="res://scripts/game/maps/MapContainer.gd" id="3_vnpv3"]
+[ext_resource type="Script" uid="uid://bjic7g285omo8" path="res://scripts/ui/UI.gd" id="4_4m8lb"]
+[ext_resource type="Texture2D" uid="uid://ccxs3ctob15es" path="res://gfx/ui/main_frame.png" id="5_mjl5p"]
+[ext_resource type="FontFile" uid="uid://1u28cjgctsn7" path="res://fonts/alagard_by_pix3m-d6awiwp.ttf" id="6_2yu03"]
+[ext_resource type="Script" uid="uid://dv3fd112uj8o1" path="res://scripts/ui/Message Console.gd" id="7_5vo8s"]
 
 [node name="Game" type="Node" node_paths=PackedStringArray("map")]
-script = ExtResource("1_uwrxv")
-map = NodePath("MapContainer")
+script = ExtResource("1_dthvl")
+map = NodePath("UI/Map View/SubViewport/MapContainer")
 
 [node name="Command Processor" type="Timer" parent="."]
 wait_time = 3.0
 autostart = true
-script = ExtResource("2_lbhrr")
-
-[node name="MapContainer" type="Node" parent="." node_paths=PackedStringArray("entities")]
-script = ExtResource("3_p57ef")
-entities = NodePath("Entities")
-
-[node name="Entities" type="Node" parent="MapContainer"]
+script = ExtResource("2_r01d7")
 
 [node name="UI" type="Control" parent="."]
 layout_mode = 3
@@ -29,6 +24,7 @@ anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
+script = ExtResource("4_4m8lb")
 
 [node name="Background Frame" type="TextureRect" parent="UI"]
 layout_mode = 1
@@ -37,7 +33,7 @@ anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
-texture = ExtResource("2_lnu2h")
+texture = ExtResource("5_mjl5p")
 
 [node name="Left Display" type="MarginContainer" parent="UI"]
 layout_mode = 0
@@ -58,7 +54,7 @@ layout_mode = 2
 
 [node name="Pass Button" type="Button" parent="UI/Left Display/Contents/Command Menu"]
 layout_mode = 2
-theme_override_fonts/font = ExtResource("3_lbhrr")
+theme_override_fonts/font = ExtResource("6_2yu03")
 text = "Pass"
 
 [node name="Message Console" type="MarginContainer" parent="UI" node_paths=PackedStringArray("scrollContainer", "messages")]
@@ -67,7 +63,7 @@ offset_left = 13.0
 offset_top = 231.0
 offset_right = 627.0
 offset_bottom = 345.0
-script = ExtResource("5_iywne")
+script = ExtResource("7_5vo8s")
 scrollContainer = NodePath("ScrollContainer")
 messages = NodePath("ScrollContainer/Messages")
 
@@ -83,6 +79,24 @@ horizontal_scroll_mode = 0
 layout_mode = 2
 size_flags_horizontal = 3
 
+[node name="Map View" type="SubViewportContainer" parent="UI"]
+layout_mode = 0
+offset_left = 181.0
+offset_top = 15.0
+offset_right = 627.0
+offset_bottom = 216.0
+stretch = true
+
+[node name="SubViewport" type="SubViewport" parent="UI/Map View"]
+size = Vector2i(446, 201)
+
+[node name="MapContainer" type="Node" parent="UI/Map View/SubViewport" node_paths=PackedStringArray("entities")]
+script = ExtResource("3_vnpv3")
+entities = NodePath("Entities")
+
+[node name="Entities" type="Node2D" parent="UI/Map View/SubViewport/MapContainer"]
+z_index = 1
+
 [connection signal="BROADCAST_COMMAND" from="Command Processor" to="UI/Message Console" method="_on_command"]
 [connection signal="timeout" from="Command Processor" to="Command Processor" method="_on_timeout"]
-[connection signal="pressed" from="UI/Left Display/Contents/Command Menu/Pass Button" to="." method="_on_pass_button_pressed"]
+[connection signal="pressed" from="UI/Left Display/Contents/Command Menu/Pass Button" to="UI" method="_on_pass_button_pressed"]

scenes/ui/title_screen.tscn

@@ -4,7 +4,7 @@
 [ext_resource type="Script" uid="uid://bklj1ua1qok02" path="res://scripts/title/title_screen.gd" id="1_r23qo"]
 [ext_resource type="FontFile" uid="uid://1u28cjgctsn7" path="res://fonts/alagard_by_pix3m-d6awiwp.ttf" id="2_aqpy5"]
 [ext_resource type="Theme" uid="uid://dnxny0n7ti7eq" path="res://themes/default_theme.tres" id="3_w8uqo"]
-[ext_resource type="Script" uid="uid://bfc7ybsw6riri" path="res://scripts/title/version_number.gd" id="4_a4ium"]
+[ext_resource type="Script" uid="uid://bfc7ybsw6riri" path="res://scripts/title/Version Number.gd" id="4_a4ium"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_w8uqo"]
 font = ExtResource("2_aqpy5")

scripts/game/GameManager.gd

@@ -1,8 +1,8 @@
 extends Node
 
-var defaultMapPath:String = "res://scenes/game/maps/world_map.tscn"
+var startMap:String = "res://scenes/game/maps/world_map.tscn"
 
-var currentMapPath
+var currentMap:String
 
 func startNewGame():
-	currentMapPath = defaultMapPath
+	currentMap = startMap

scripts/game/commands/CommandDispatcher.gd

@@ -13,4 +13,4 @@ signal DISPLAY_MESSAGE(message)
 signal DISPLAY_COMMAND_PROMPT
 signal DISPLAY_CLEAR
 
-signal LOAD_MAP(currentMap, newMap, spawnpoint, facing)
+signal LOAD_MAP(currentMap, newMapPath, spawnpoint, facing)

scripts/game/commands/MoveCommand.gd

@@ -11,7 +11,7 @@ func _init(dir):
 
 func execute():
 	CommandDispatcher.PLAYER_MOVE.emit(direction)
-	emit_signal("COMMAND_PROCESSED", getCommandText())
+	COMMAND_PROCESSED.emit(getCommandText())
 
 
 func getDirectionString() -> String:

scripts/game/game_screen.gd

@@ -5,8 +5,4 @@ class_name GameScreen
 @export var map:Node
 
 func _ready():
-	CommandDispatcher.LOAD_MAP.emit(null, GameManager.defaultMapPath, null, Map.Direction.North)
-
-
-func _on_pass_button_pressed():
-	CommandDispatcher.PROCESS_COMMAND.emit(PassCommand.new())
+	CommandDispatcher.LOAD_MAP.emit(GameManager.startMap, null, Map.Direction.North)

scripts/game/maps/Map.gd

@@ -0,0 +1,47 @@
+extends TileMap
+
+class_name Map
+
+enum Direction { North, East, South, West }
+
+@export var defaultPlayerStartPosition:Vector2i
+@export var stepIncrement:float = 1.0
+
+var player
+
+func _ready():
+	CommandDispatcher.PLAYER_MOVE.connect(onPlayerMove)
+
+
+func spawnPlayerAtPosition(position, facing):
+	var spawnposition:Vector2i
+	
+	if (position == null):
+		spawnposition = defaultPlayerStartPosition
+	else:
+		spawnposition = position
+	
+	player.position = Vector2(spawnposition.x * 16, spawnposition.y * 16)
+
+
+func onPlayerMove(direction):
+	var newPos = Vector2(player.position)
+	var moveIncrement = tile_set.tile_size.x * stepIncrement
+	
+	match(direction):
+		Direction.North:
+			newPos.y -= moveIncrement
+		Direction.South:
+			newPos.y += moveIncrement
+		Direction.West:
+			newPos.x -= moveIncrement
+		Direction.East:
+			newPos.x += moveIncrement
+	
+	if (playerCanMoveTo(newPos)):
+		player.position = newPos
+		player.updateAnimation(direction)
+
+
+func playerCanMoveTo(position) -> bool:
+	return false

scripts/game/maps/Map2d.gd

@@ -12,6 +12,7 @@ func getTerrainDataForTile(layer, data, x, y):
 	else:
 		return null
 
+
 func spawnPlayerAtPosition(position, facing):
 	player = load("res://scenes/game/maps/entities/player.tscn").instantiate()
 	

scripts/game/maps/MapContainer.gd

@@ -8,16 +8,39 @@ func _ready():
 	CommandDispatcher.LOAD_MAP.connect(loadMap)
 
 
-func loadMap(currentMapPath, newMapPath, spawnpoint, facing):
-	var newMap:Map = load(newMapPath).instantiate()
+func loadMap(newMapPath, spawnpoint, facing):
+	var newMap:Map
 	
 	CommandDispatcher.PAUSE_PROCESSOR.emit()
 	
-	if (currentMapPath != null):
-		currentMapPath.queue_free()
+	if (map != null):
+		map.queue_free()
 	
-	add_child(newMap)
+	map = load(newMapPath).instantiate()
 	
-	entities.add_child(newMap.spawnPlayerAtPosition(spawnpoint, facing))
+	add_child(map)
+	
+	entities.add_child(map.spawnPlayerAtPosition(spawnpoint, facing))
+	
+	GameManager.currentMap = newMapPath
 	
 	CommandDispatcher.WAIT_FOR_COMMAND.emit()
+
+
+func _unhandled_key_input(event):
+	var direction
+	
+	if (Input.is_action_pressed("ui_right")):
+		direction = Map.Direction.East
+	
+	if (Input.is_action_pressed("ui_left")):
+		direction = Map.Direction.West
+	
+	if (Input.is_action_pressed("ui_up")):
+		direction = Map.Direction.North
+		
+	if (Input.is_action_pressed("ui_down")):
+		direction = Map.Direction.South
+	
+	if (direction != null):
+		CommandDispatcher.PROCESS_COMMAND.emit(MoveCommand.new(direction))

scripts/game/maps/WorldMap.gd

@@ -0,0 +1,20 @@
+extends Map2d
+
+class_name WorldMap
+
+func playerCanMoveTo(position:Vector2) -> bool:
+	var tilesize = tile_set.tile_size.x
+	var cast_cell_1
+	var cast_cell_2
+	
+	player.updateRaycasts(position)
+	
+	cast_cell_1 = local_to_map(position + player.collisionRay_1.position)
+	cast_cell_2 = local_to_map(position + player.collisionRay_2.position)
+		
+	if (getTerrainDataForTile(0, TerrainDataTypes.TerrainType, cast_cell_1.x, cast_cell_1.y) != "Water" and
+		getTerrainDataForTile(0, TerrainDataTypes.TerrainType, cast_cell_2.x, cast_cell_2.y) != "Water"):
+		return true
+	else:
+		CommandDispatcher.DISPLAY_MESSAGE.emit("Your path is blocked.")
+		return false

scripts/game/maps/map.gd

@@ -1,19 +0,0 @@
-extends TileMap
-
-class_name Map
-
-enum Direction { North, East, South, West }
-
-@export var defaultPlayerStartPosition:Vector2i
-
-var player
-
-func spawnPlayerAtPosition(position, facing):
-	var spawnposition
-	
-	if (position == null):
-		spawnposition = defaultPlayerStartPosition
-	else:
-		spawnposition = position
-
-	player.position = Vector2(spawnposition.x * 16, spawnposition.y * 16)

scripts/game/maps/world_map.gd

@@ -1,4 +0,0 @@
-extends Map2d
-
-#func _ready() -> void:
-#	super._ready()	

scripts/title/Version Number.gd

@@ -0,0 +1,4 @@
+extends Label
+
+func _ready():
+	text = text + ProjectSettings.get_setting("application/config/version")

scripts/title/title_screen.gd

@@ -4,4 +4,4 @@ extends Control
 func _on_new_game_button_pressed():
 	GameManager.startNewGame()
 	
-	Loader.loadScene(self, "res://scenes/game.tscn")
+	Loader.loadScene(self, "res://scenes/game_screen.tscn")

scripts/title/version_number.gd

@@ -1,4 +0,0 @@
-extends Label
-
-func _ready():
-	text += ProjectSettings.get_setting("application/config/version")

scripts/ui/UI.gd

@@ -0,0 +1,6 @@
+extends Control
+
+class_name UI
+
+func _on_pass_button_pressed():
+	CommandDispatcher.PROCESS_COMMAND.emit(PassCommand.new())

scripts/ui/UI.gd.uid

@@ -0,0 +1 @@
+uid://bjic7g285omo8