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#This script controls the player character's movement, animations, and interactions.

extends CharacterBody2D

#The script inherits from CharacterBody2D, which is designed 

#for 2D characters in Godot. It has built-in physics functions like move_and_slide.

#cosntants

const SPEED = 400.0 #Speed at which the chartacter mover horizontally

const JUMP_VELOCITY = -900.0 #Upward velocity

@onready var sprite_2d: AnimatedSprite2D = $Sprite2D

#This function runs every frame and handles movement, animations, and gravity.

func _physics_process(delta: float) -> void:

#If the character is moving horizontally (velocity.x > 1 or < -1), the "running" animation plays.

if (velocity.x > 1 || velocity.x < -1):

sprite_2d.animation = "running"

else:

#Otherwise, it defaults to the "idle" animation.

sprite_2d.animation = "default"

#Adds gravity when the character is not on the ground using get_gravity().

# Add the gravity.

if not is_on_floor():

velocity += get_gravity() * delta

#If the "jump" action is pressed and the character is on the floor,

# it applies JUMP_VELOCITY to the vertical velocity.

# Handle jump.

if Input.is_action_just_pressed("jump") and is_on_floor():

velocity.y = JUMP_VELOCITY

# creating the animation for jumping

sprite_2d.animation = "jumping"

# 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("left", "right")

if direction:

velocity.x = direction * SPEED

else:

velocity.x = move_toward(velocity.x, 12, SPEED)

move_and_slide()

#The horizontal direction is determined by the "left" and "right" inputs.

#If no direction is pressed, it decelerates toward 0 for smoother stopping.

var isLeft = velocity.x < 0

sprite_2d.flip_h = isLeft

#Based on the movement direction (velocity.x), the sprite flips horizontally (flip_h).