add food system

2 files changed, 62 insertions, 0 deletions

diff --git a/src/entities/food/scripts/food.gd b/src/entities/food/scripts/food.gd
new file mode 100644
index 0000000..1689837
--- /dev/null
+++ b/src/entities/food/scripts/food.gd
@@ -0,0 +1,23 @@
+class_name Food
+extends Area2D
+
+enum Type {
+	APPLE
+}
+
+var _type_texture: Dictionary = {
+	Type.APPLE: preload("res://entities/food/sprites/apple.png")
+}
+
+export(Type) var TYPE
+onready var _sprite: Sprite = $Sprite
+
+
+func _ready():
+	connect("body_entered", self, "_on_body_entered")
+	_sprite.texture = _type_texture[TYPE]
+
+
+func _on_body_entered(body: Node) -> void:
+	Event.emit_signal("food_eaten", TYPE)
+	queue_free()
\ No newline at end of file
diff --git a/src/entities/food/scripts/food_manager.gd b/src/entities/food/scripts/food_manager.gd
new file mode 100644
index 0000000..20772db
--- /dev/null
+++ b/src/entities/food/scripts/food_manager.gd
@@ -0,0 +1,39 @@
+class_name FoodManager
+extends Node2D
+
+export(PackedScene) var FOOD: PackedScene
+
+var max_apples: int = 10
+var current_apples: int = 0
+
+
+func _ready():
+	Event.connect("food_eaten", self, "_on_food_eaten")
+	randomize()
+
+
+func _process(delta) -> void:
+	if current_apples < max_apples:
+		_place_new_food()
+		current_apples += 1
+
+
+func _place_new_food() -> void:
+	var food: Area2D = FOOD.instance()
+	Event.emit_signal("food_placing_new_food", food.TYPE)
+	var position: Vector2 = _get_random_pos()
+	food.global_position = position
+	add_child(food)
+	Event.emit_signal("food_placed_new_food", food.TYPE)
+
+
+func _get_random_pos() -> Vector2:
+	var screen_size: Vector2 = get_viewport().get_visible_rect().size
+	var temp_x: float = randf() * screen_size.x - screen_size.x / 2.0
+	var temp_y: float = randf() * screen_size.y - screen_size.y / 2.0
+
+	return Vector2(temp_x, temp_y)
+
+
+func _on_food_eaten(type: int) -> void:
+	current_apples -= 1
\ No newline at end of file