GodotGame/scripts/CharacterBody2D.gd

extends CharacterBody2D


@export var SPEED = 300.0
@export var JUMP_VELOCITY = -300.0
@export var BUMP_FORCE = 80.0
@export var PUSH_FORCE = 750

@onready var right_ray = $RightRay
@onready var left_ray = $LeftRay
@onready var marker_right = $MarkerRight
@onready var marker_left = $MarkerLeft
@onready var animated_sprite = $AnimatedSprite2D

var faceLeft = false
var pushLeftEnabled = false
var pushRightEnabled = false
var pushTarget
var living = true

#preload bullet scene to be able to shoot it
var bullet = preload("res://scenes/bullet.tscn")

# Get the gravity from the project settings to be synced with RigidBody nodes.
var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")

func die():
	print("You died!")
	animated_sprite.play("death")
	living = false

func _physics_process(delta):
	# Add the gravity.
	if not is_on_floor():
		velocity.y += gravity * delta
	if living:
		# Handle jump.
		if Input.is_action_just_pressed("ui_accept") and is_on_floor():
			velocity.y = JUMP_VELOCITY
		# Hand force push (melee attack)
		if Input.is_action_just_pressed("push") && pushRightEnabled && faceLeft == false:
			print("I should force push")
			pushTarget.apply_central_impulse(Vector2(1,0) * PUSH_FORCE * 10)
			pushRightEnabled = false
		if Input.is_action_just_pressed("push") && pushLeftEnabled:
			pushTarget.apply_central_impulse(Vector2(-1,0) * PUSH_FORCE * 10)
			pushLeftEnabled = false
			
		if Input.is_action_just_pressed("shoot"):
			#make a bullet -- must be a scene in order to "instantiate"
			var myBullet = bullet.instantiate()
			#set bullet speed?
			
			#"owner" adds it to the character's parent node - the game scene
			owner.add_child(myBullet)
			
			#put the bullet at the Marker, specifically at its global coordinates
			if not faceLeft:
				#facing right
				myBullet.transform = marker_right.global_transform
			else:
				#facing left
				myBullet.transform = marker_left.global_transform
				myBullet.setSpeed(-750)
			pass
			
		# Get the input direction and handle the movement/deceleration.
		# As good practice, you should replace UI actions with custom gameplay actions.
		var direction = Input.get_axis("ui_left", "ui_right")
		if direction <0:
			faceLeft = true
		if direction >0:
			faceLeft = false
			
		if direction:
			velocity.x = direction * SPEED
			animated_sprite.flip_h = true if direction <0 else false
		else:
			velocity.x = move_toward(velocity.x, 0, SPEED)
		if is_on_floor():
			if direction == 0:
				animated_sprite.play("idle")
			else:
				animated_sprite.play("run")
		else:
			animated_sprite.play("jump")

		move_and_slide()
		if right_ray.is_colliding():
			print("right ray is colliding")
			var collider = right_ray.get_collider()
			#what did we hit?
			if collider is Node:
				if collider.is_in_group("boxes"):
					print("This is a pushable box")
					pushRightEnabled = true
					pushTarget = collider
		else:
			pushRightEnabled = false
			
		if left_ray.is_colliding():
			print("left ray is colliding")
			var collider = left_ray.get_collider()
			if collider is Node:
				if collider.is_in_group("boxes"):
					pushLeftEnabled = true
					pushTarget = collider
		else:
			pushLeftEnabled = false
					
		#loop through the collisions
		for i in get_slide_collision_count():
			var c = get_slide_collision(i)
			if c.get_collider() is RigidBody2D:
				c.get_collider().apply_central_impulse(-c.get_normal()* BUMP_FORCE)