Player.gd

extends KinematicBody2D

const UP = Vector2(0, -1)
const JUMP_FORCE = -550
const GRAVITY = 20
const MAX_FALL_SPEED = 1000

var motion = Vector2()
var max_speed = 200
var acceleration = 50
var facing = ""
var in_wall_counter = 0

onready var anim_player = $AnimationPlayer
onready var sprite = $Sprite

func _physics_process(delta):
    if Input.is_action_pressed("sprint"):
        max_speed = 300
        acceleration = 75
    else:
        max_speed = 200
        acceleration = 50
    #motion.y += GRAVITY
    var friction = false

    var move_dir = 0
    if Input.is_action_pressed("move_right"):
        motion.x = min(motion.x + acceleration, max_speed)
        facing = "right"
    if Input.is_action_pressed("move_left"):
        motion.x = max(motion.x - acceleration, -max_speed)
        facing = "left"
    if !Input.is_action_pressed("move_left") and !Input.is_action_pressed("move_right"):
        friction = true
        facing = ""

    motion = move_and_slide(motion, UP)

    var grounded = is_on_floor()
    var wall = is_on_wall()

    if is_on_wall():
        in_wall_counter += 1
    else:
        in_wall_counter = 0
    if in_wall_counter >= 50:
        motion.y = 1000


    if wall and Input.is_action_just_pressed("jump"):
        motion.y = JUMP_FORCE
        if facing == "right":
            motion.x = -300
        elif facing == "left":
            motion.x = 300

    if grounded:
        if friction:
            motion.x = lerp(motion.x, 0, 0.2)
        if Input.is_action_pressed("jump"):
            motion.y += JUMP_FORCE
            if move_dir == 0:
                play_anim("idle")
            else:
                play_anim("walk")
    else:
        if !friction:
            motion.x = lerp(motion.x, 0, 0.05)
        play_anim("jump")
        if motion.y > MAX_FALL_SPEED:
            motion.y = MAX_FALL_SPEED
    motion.x = 0
    motion.y = 0
    if Input.is_action_pressed("ui_up"):
        motion.y = -50
    if Input.is_action_pressed("ui_down"):
        motion.y = 50
    if Input.is_action_pressed("ui_right"):
        motion.x = 50
    if Input.is_action_pressed("ui_left"):
        motion.x = -50
    motion = move_and_slide(motion, UP)


func flip():
    sprite.flip_h = !sprite.flip_h

func play_anim(anim_name):
    return
    if anim_player.is_playing() and anim_player.current_animation == anim_name:
        return
    anim_player.play(anim_name)