Basic belts working

belt.gd

@@ -0,0 +1,39 @@
+extends Sprite2D
+
+var empty: bool = true
+var value: int
+var move_timer: int = 0
+var map_position: Vector2
+var facing_direction: int
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func setup(pos, dir):
+	map_position = pos
+	facing_direction = dir
+
+func collect(input_value: int):
+	$value_text.text = str(input_value)
+	$value_text.show()
+	empty = false
+	value = input_value
+
+func move():
+	#print("Moving item")
+	move_timer += 1
+	$value_text.position[1] = -30 + (move_timer * 2)
+	if move_timer > 15:
+		move_timer = 0
+		empty = true
+		$value_text.hide()
+		var next_pos = map_position
+		if facing_direction == 0:
+			next_pos[1] += 1
+		return [next_pos, value]
+	return

belt.gd.uid

@@ -0,0 +1 @@
+uid://bh7ochydpenns

belt.tscn

@@ -1,6 +1,20 @@
 [gd_scene format=3 uid="uid://kw8ughroalov"]
 
 [ext_resource type="Texture2D" uid="uid://m2en3pg3og4u" path="res://assets/images/belt.png" id="1_susb0"]
+[ext_resource type="Script" uid="uid://bh7ochydpenns" path="res://belt.gd" id="2_rfspg"]
 
 [node name="Sprite2D" type="Sprite2D" unique_id=1338317761]
 texture = ExtResource("1_susb0")
+script = ExtResource("2_rfspg")
+
+[node name="value_text" type="Label" parent="." unique_id=1850839196]
+visible = false
+z_index = 1
+offset_left = -14.0
+offset_top = -30.0
+offset_right = 14.0
+offset_bottom = -7.0
+theme_override_colors/font_color = Color(0.23529412, 0, 0.8862745, 1)
+text = "-99"
+horizontal_alignment = 1
+vertical_alignment = 1

extractor.gd

@@ -6,14 +6,15 @@ var producer_value: int
 func _ready() -> void:
 	print("Placed Extractor at: (%s, %s)" % [self.global_position[0], self.global_position[1]])
 
-func setup(producer_value):
-	producer_value = producer_value
+func setup(value):
+	producer_value = value
+	print("extractor value set as %s" % producer_value)
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(delta: float) -> void:
 	pass
 
+func value() -> int:
+	print("extractor value is %s" % producer_value)
 
-func _on_timer_timeout() -> void:
-	print("Extractor producing %s" % producer_value)
-	$Timer.start()
+	return producer_value

extractor.tscn

@@ -3,6 +3,6 @@
 [ext_resource type="Texture2D" uid="uid://lq8htcre3uve" path="res://assets/images/extractor.png" id="1_e3dte"]
 [ext_resource type="Script" uid="uid://dwe2kdx6e4rni" path="res://extractor.gd" id="2_x82y0"]
 
-[node name="Sprite2D" type="Sprite2D" unique_id=1172832761]
+[node name="Extractor" type="Sprite2D" unique_id=1172832761]
 texture = ExtResource("1_e3dte")
 script = ExtResource("2_x82y0")

game_scene.tscn

@@ -73,7 +73,17 @@ layout_mode = 2
 texture_normal = ExtResource("9_j5hk1")
 stretch_mode = 4
 
+[node name="extractor_timer" type="Timer" parent="." unique_id=2112149298]
+wait_time = 5.0
+autostart = true
+
+[node name="belt_timer" type="Timer" parent="." unique_id=1538161035]
+wait_time = 0.2
+autostart = true
+
 [connection signal="pressed" from="CanvasLayer/Control/VBoxContainer/extractor_button" to="." method="_on_extractor_button_pressed"]
 [connection signal="pressed" from="CanvasLayer/Control/VBoxContainer/belt_button" to="." method="_on_belt_button_pressed"]
 [connection signal="pressed" from="CanvasLayer/Control/VBoxContainer/adder_button" to="." method="_on_adder_button_pressed"]
 [connection signal="pressed" from="CanvasLayer/Control/VBoxContainer/delete_button" to="." method="_on_delete_button_pressed"]
+[connection signal="timeout" from="extractor_timer" to="." method="_on_extractor_timer_timeout"]
+[connection signal="timeout" from="belt_timer" to="." method="_on_belt_timer_timeout"]

main_game.gd

@@ -201,7 +201,7 @@ func place_item(item: PackedScene):
 	print("Placing object")
 	var new_item = item.instantiate()
 	new_item.global_position = tile_layer.map_to_local(spawn_pos)
-	new_item.add_to_group("Placed_objects")
+	new_item.add_to_group("placed_objects")
 	add_child(new_item)
 	register_object_at_coordinate(
 		spawn_pos,
@@ -212,11 +212,13 @@ func place_item(item: PackedScene):
 	# Custom setup needed
 	if item == EXTRACTOR_SCENE:
 		new_item.setup(object_at_coords['value'])
+	elif item == BELT_SCENE:
+		new_item.setup(spawn_pos, 0)
 	else:
 		print("No custom setup for %s" % item)
 
 func delete_item(target_pos: Vector2i):
-	var targets = get_tree().get_nodes_in_group("Placed_objects")
+	var targets = get_tree().get_nodes_in_group("placed_objects")
 	for item in targets:
 		print("Trying to match delete at: " + str(tile_layer.local_to_map(item.global_position)[0])  + ", " + str(tile_layer.local_to_map(item.global_position)[1]))
 		if tile_layer.local_to_map(item.global_position) == target_pos:
@@ -255,3 +257,51 @@ func _on_adder_button_pressed() -> void:
 
 func _on_delete_button_pressed() -> void:
 	set_preview_mode(Mode.DELETE, DELETE_SCENE)
+
+# Run the extractor update
+func _on_extractor_timer_timeout() -> void:
+	var targets = get_tree().get_nodes_in_group("placed_objects")
+	var production_coords: Array
+	for target in targets:
+		# Check if we are an extractor:
+		if target.scene_file_path == 'res://extractor.tscn':
+			position = tile_layer.local_to_map(target.global_position)
+			print("Extractor produced a %s at %s, %s" % [target.value(), position[0], position[1]])
+			# Make a list of positions where we need to try to produce:
+			for x in range(-1, 2):
+				for y in range(-1, 2):
+					production_coords.append([Vector2(position[0] + x, position[1] + y), target.value()])
+	
+	# Now loop through and see if there are empty conveyer belts in the correct positions
+	for target in targets:
+		# Check if this is a belt:
+		if target.scene_file_path == 'res://belt.tscn' and target.empty:
+			position = tile_layer.local_to_map(target.global_position)
+			for prod in production_coords:
+				if position == prod[0]:
+					print("Extractor produced %s onto a belt!" %prod[1])
+					target.collect(prod[1])
+
+
+func _on_belt_timer_timeout() -> void:
+	#print('belt tick')
+	# Gather the belts:
+	var targets = get_tree().get_nodes_in_group("placed_objects")
+	var next_belt_coords: Array
+	var belts: Array
+	for target in targets:
+		# Check if this is a belt:
+		if target.scene_file_path == 'res://belt.tscn':
+			belts.append(target)
+			if !target.empty:
+				var result = target.move()
+				if result != null:
+					# Try to move the number to the next belt
+					print("value fell off of belt")
+					next_belt_coords.append(result)
+	for belt in belts:
+		for itm in next_belt_coords:
+			position = tile_layer.local_to_map(belt.global_position)
+			print("(%s, %s), (%s, %s)" %[position[0], position[1], itm[0][0], itm[0][1]])
+			if position == itm[0]:
+				belt.collect(itm[1])