extends RigidBody2D

@export var speed = 400
@export var Bomb = load("res://bomb.tscn")
@export var max_power = 1000 # Maximum throw power
@export var charge_rate = 500 # Power increase per second
@export var line_start_offset = 30 # Distance from the player where the line starts (in pixels)

@export var gravity = 800.0  # Gravity force (pixels per second squared)
@export var jump_force = -400.0  # Upward force applied during a jump
@export var max_fall_speed = 1000.0  # Limit for how fast the player can fall
@export var friction = 5
@export var max_speed = 500.0

var charging = false
var current_power = 0.0
var direction = Vector2(2, -2) # Default direction, can be modified for aiming
var bomb = null  # Global bomb reference

@onready var velocity_label = $Label
@onready var line_indicator = $Line2D # Reference to the Line2D node

func _ready() -> void:
	# Set the initial points for the Line2D to indicate the starting vector
	line_indicator.clear_points()
	line_indicator.add_point(Vector2.ZERO) # Starting point at the player
	line_indicator.add_point(Vector2.ZERO) # Ending point, will update dynamically

func _process(delta: float) -> void:
	if position.y > 2000:
		get_tree().reload_current_scene()
	# Start charging when "throw_bomb" is pressed
	if Input.is_action_pressed("throw_bomb") and (!bomb or !is_instance_valid(bomb)):
		charging = true
		current_power += charge_rate * delta
		current_power = min(current_power, max_power) # Cap power at max_power
		
		# Update velocity on the label
		velocity_label.text = "Power: " + str(current_power)
		
		# Calculate the direction based on the input (for example, using the mouse position or joystick)
		var aim_direction = (get_global_mouse_position() - global_position).normalized()

		# Set the start position of the line a bit away from the player
		var start_position = aim_direction * line_start_offset
		# Update the Line2D to visualize the throw direction and power
		var end_point = start_position + (aim_direction * current_power / 10)
		#line_indicator.set_point_position(1, end_point) # Set the ending point of the vector
		line_indicator.set_point_position(0, start_position) # Set the starting point of the vector
		line_indicator.set_point_position(1, end_point) # Set the ending point of the vector

	elif Input.is_action_just_released("throw_bomb") and charging:
		# Throw bomb when the action is released
		throw_bomb(current_power)
		charging = false
		current_power = 0.0 # Reset power

		# Reset Line2D to initial state after release
		line_indicator.set_point_position(0, Vector2.ZERO)
		line_indicator.set_point_position(1, Vector2.ZERO)

func throw_bomb(power: float):
	# Check if there is no bomb or if the current bomb instance is invalid
	if !bomb or !is_instance_valid(bomb):
		# Instantiate the bomb
		bomb = Bomb.instantiate()  # Use global bomb reference
		bomb.position = global_position
		
		# Calculate the direction based on the mouse position
		var aim_direction = (get_global_mouse_position() - global_position).normalized()

		# Set the velocity for the bomb: direction * power
		var launch_velocity = aim_direction * power * 2
		bomb.set_velocity(launch_velocity)

		
		# Add the bomb to the scene
		add_child(bomb)
		
		# Clear velocity display after throwing (optional)
		velocity_label.text = "Power: 0"