1 files changed, 144 insertions, 0 deletions
diff --git a/Scenes/Entities/Enemies/Snake.gd b/Scenes/Entities/Enemies/Snake.gd
new file mode 100644
index 0000000..a87ecf0
--- /dev/null
+++ b/Scenes/Entities/Enemies/Snake.gd
@@ -0,0 +1,144 @@
+extends CharacterBody2D
+
+
+@export var speed: float = 10
+
+static var detected_bombs = []
+var did_detect_bomb = false
+var detected_bomb: Bomb
+var detected_bomb_direction = Vector2.UP
+var is_full = false
+
+var is_animating_state = false
+var animations_default = {
+	"up": "up",
+	"down": "down",
+	"left": "left",
+	"right": "right",
+}
+var animations_full = {
+	"up": "up_full",
+	"down": "down_full",
+	"left": "left_full",
+	"right": "right_full",
+}
+var current_delta
+
+@onready var component_collision: ComponentCollision = $Collision
+@onready var component_movement: ComponentMovement = $Movement
+
+
+func _ready():
+	add_to_group("enemies")
+	
+	component_collision.init()
+	component_movement.SPEED = speed
+
+
+func _physics_process(delta):
+	current_delta = delta
+	
+	if not did_detect_bomb and not is_full:
+		component_movement.SPEED = speed
+		
+		for ray: RayCast2D in $Rays.get_children():
+			if (
+				ray.is_colliding() and
+				ray.get_collider() and
+				ray.get_collider().is_in_group("bombs") and
+				not detected_bombs.has(ray.get_collider())
+			):
+				did_detect_bomb = true
+				detected_bomb = ray.get_collider()
+				detected_bombs.push_front(detected_bomb)
+				detected_bomb.tree_exited.connect(func():
+					did_detect_bomb = false
+					detected_bombs.erase(detected_bomb)
+					detected_bomb = null
+				)
+				
+				if ray.name == "Down":
+					detected_bomb_direction = Vector2.DOWN
+				elif ray.name == "Up":
+					detected_bomb_direction = Vector2.UP
+				elif ray.name == "Left":
+					detected_bomb_direction = Vector2.LEFT
+				elif ray.name == "Right":
+					detected_bomb_direction = Vector2.RIGHT
+				
+				component_movement.SPEED = speed*4
+				
+				if $DetectionArea.get_overlapping_bodies().has(detected_bomb):
+					_on_detection_area_body_entered(detected_bomb)
+	elif did_detect_bomb:
+		component_movement.CURRENT_DIRECTION = detected_bomb_direction
+	
+	if not is_animating_state:
+		component_movement.physics_process(delta)
+
+
+func set_animating_state(state: bool):
+	is_animating_state = state
+	if is_animating_state:
+		component_movement.MovementTimer.stop()
+	else:
+		component_movement.MovementTimer.start()
+
+
+func _on_detection_area_body_entered(_body):
+	if did_detect_bomb and detected_bomb:
+		set_animating_state(true)
+		
+		add_collision_exception_with(detected_bomb)
+		detected_bomb.stop()
+		self.z_index = detected_bomb.z_index + 1
+		
+		if detected_bomb_direction == Vector2.UP:
+			$AnimatedSprite2D.play("up_bite")
+			smooth_over("up_bite")
+		elif detected_bomb_direction == Vector2.DOWN:
+			$AnimatedSprite2D.play("down_bite")
+			smooth_over("down_bite")
+		elif detected_bomb_direction == Vector2.LEFT:
+			$AnimatedSprite2D.play("left_bite")
+			smooth_over("left_bite")
+		elif detected_bomb_direction == Vector2.RIGHT:
+			$AnimatedSprite2D.play("right_bite")
+			smooth_over("right_bite")
+		await $AnimatedSprite2D.animation_finished
+		
+		if detected_bomb:
+			detected_bomb.queue_free()
+			component_movement.set_animations(animations_full)
+			is_full = true
+			component_movement.SPEED = speed/2
+			
+			$Timer.start()
+		set_animating_state(false)
+
+func smooth_over (animation):
+	create_tween().tween_property(
+		self,
+		"position",
+		detected_bomb.position,
+		$AnimatedSprite2D.sprite_frames.get_animation_speed(animation) / $AnimatedSprite2D.sprite_frames.get_frame_count(animation)
+	)
+
+
+func _on_timer_timeout():
+	set_animating_state(true)
+	
+	if component_movement.CURRENT_DIRECTION == Vector2.UP:
+		$AnimatedSprite2D.play("up_shrink")
+	elif component_movement.CURRENT_DIRECTION == Vector2.DOWN:
+		$AnimatedSprite2D.play("down_shrink")
+	elif component_movement.CURRENT_DIRECTION == Vector2.LEFT:
+		$AnimatedSprite2D.play("left_shrink")
+	elif component_movement.CURRENT_DIRECTION == Vector2.RIGHT:
+		$AnimatedSprite2D.play("right_shrink")
+	await $AnimatedSprite2D.animation_finished
+	
+	component_movement.set_animations(animations_default)
+	is_full = false
+	component_movement.SPEED = speed
+	set_animating_state(false)