soldier.gd

extends KinematicBody2D

var dialog
var collider
var SoldierRay
var npc
var has_response = false

var is_action_pressed = false

export var walk = 200
export var run  = 300

var old_motion = Vector2()
var anim = "down_idle"
var timelapse = 0


func process_movement(delta):
    var motion = Vector2(0,0)

    if Input.is_action_pressed("move_up"):
        motion += Vector2(0, -1)
    if Input.is_action_pressed("move_down"):
        motion += Vector2(0, 1)
    if Input.is_action_pressed("move_left"):
        motion += Vector2(-1, 0)
    if Input.is_action_pressed("move_right"):
        motion += Vector2(1, 0)

    if Input.is_action_pressed("ui_cancel"):
        get_tree().change_scene("scenes/menu.scn")

    var velocity = walk
    if Input.is_action_pressed("run_mod"):
        velocity = run

    motion = motion.normalized() * velocity * delta
    move(motion)

    timelapse += delta

    receive_dialog()

    # animation changes
    if (old_motion == motion):
        return

    old_motion = motion
    if(motion == Vector2(0,0)):
        anim += ("_idle")
    elif(motion.x < 0):
        anim = "left"
        get_node("RayCast2D").set_rot(3*PI/2)
    elif(motion.x > 0):
        anim = "right"
        get_node("RayCast2D").set_rot((PI)/2)
    elif(motion.y < 0):
        anim = "up"
        get_node("RayCast2D").set_rot(PI)
    elif(motion.y > 0):
        anim = "down"
        get_node("RayCast2D").set_rot(0)

    get_node("walk-anim").play(anim)


func receive_dialog():
    if SoldierRay.is_colliding() and Input.is_action_pressed("action"):
        if is_action_pressed == false:
            npc = SoldierRay.get_collider()
            print(npc.get_name()) # console check
            has_response = npc.has_node("Response")
            print(has_response) # console check
            if has_response:
                dialog = npc.get_node("Response").get_text()
                print(dialog) # console check
                return dialog
            is_action_pressed = true
    else:
        is_action_pressed = false


func _ready():
    set_process(true)
    set_fixed_process(true)
    SoldierRay = get_node("RayCast2D")
    SoldierRay.add_exception(self)


func _fixed_process(delta):
    process_movement(delta)