111

extends KinematicBody2D


var bullet = load("res://bullet_laser.tscn")

var score = 0
var dir
var turn_speed = 0.02

var speed = 1800
var friction = 0.008
var acceleration = 0.004
var velocity = Vector2.ZERO


onready var damp_effect = $Thrust_patricles.get_process_material()
onready var gun_laser = $gun_laser
onready var tween = $Tween
onready var camera =$Camera2D

var zoom_1 = Vector2(1,1)
var zoom_5 = Vector2(5,5)
var zoom_max = Vector2(30,30)

func _ready():
    GameState.player = self
func _process(delta):
    var gun_laser_pos = gun_laser.position
    damp_effect.damping = 100 - (velocity.length())
#   print(velocity.length())
    _rotate()
    var input_velocity = Vector2.ZERO
    # Check input for "desired" velocity
    if Input.is_action_pressed("lean_right"):
        input_velocity.x += 1
    if Input.is_action_pressed("lean_left"):
        input_velocity.x -= 1
    if Input.is_action_pressed("back"):
        input_velocity.y += 1
    if Input.is_action_pressed("forward"):
        input_velocity.y -= 1


    input_velocity = input_velocity.normalized() * speed

    if Input.is_action_just_pressed("friction_off"):
        friction = 0.000000000000001
    if Input.is_action_just_released("friction_off"):
        friction = 0.008
    if Input.is_action_just_released("click_right"):
        var dir_bullet = (get_global_mouse_position() - position).normalized()
        var instance_bullet= bullet.instance()
        instance_bullet.position = gun_laser.get_global_transform().origin
        instance_bullet.rotation = gun_laser.rotation
        if velocity.length() > 300:
            instance_bullet.dir = dir_bullet * velocity.length()/100
        else:
            instance_bullet.dir = dir_bullet *2
        get_parent().add_child(instance_bullet)

    # If there's input, accelerate to the input velocity
    if input_velocity.length() > 0:
        velocity = velocity.linear_interpolate(input_velocity, acceleration)
    else:
        # If there's no input, slow down to (0, 0)
        velocity = velocity.linear_interpolate(Vector2.ZERO, friction)
    velocity = move_and_slide(velocity)

func _rotate():
    dir = get_angle_to(get_global_mouse_position())
    if abs(dir) < turn_speed:
        rotation += dir
    else:
        if dir > 0: rotation += turn_speed #clockwise
        if dir < 0: rotation -= turn_speed #anit - clockwise

func _input(event):
    if event is InputEventMouseButton:
        if camera.zoom == zoom_1 and event.button_index == BUTTON_WHEEL_DOWN:
            ## smooth
            tween.stop_all()
            tween.interpolate_property(camera, "zoom" , zoom_1,  zoom_5, 0.25,Tween.TRANS_CUBIC )
            tween.start()
        if camera.zoom == zoom_5 and event.button_index == BUTTON_WHEEL_UP:
            tween.stop_all()
            tween.interpolate_property(camera, "zoom" , zoom_5,  zoom_1, 0.25,Tween.TRANS_CUBIC )
            tween.start()