extends Node3D


@export var player : Node
@export var money = 250
@export var health = 3
@export var MAX_PARTICLES = 100
@export var gun_1 : Resource
@export var gun_2 : Resource
var held_guns = []
var ammo_current = [0]
var ammo_reserve = [0]
var guns_dict = {}
var current_gun_index
var particle_number = 0

# Called when the node enters the scene tree for the first time.
func _ready():
	#global randomize function
	randomize()
	
	#Set up starting guns and ammo
	held_guns = [gun_1]
	var instance_gun = held_guns[0].instantiate()
	ammo_current[0] = instance_gun.max_ammo
	ammo_reserve[0] = instance_gun.max_ammo * instance_gun.start_mags
	
	if gun_2 != null:
		held_guns.append(gun_2)
		var instance_gun_2 = held_guns[1].instantiate()
		ammo_current.append(instance_gun_2.max_ammo)
		ammo_reserve.append(instance_gun_2.max_ammo * instance_gun_2.start_mags)

	# Spawn first gun
	current_gun_index = 0
	gun_spawn(0)

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(_delta):
	pass

func gun_spawn(index):
	#loop around if scrolling past available guns
	if index > held_guns.size() - 1:
		index = 0
	elif index < 0:
		index = held_guns.size() - 1
	
	current_gun_index = index
	
	var instance_gun = held_guns[index].instantiate()
	instance_gun.global_transform.origin = player.weapon_spawner.position
	player.gun = instance_gun
	player.def_weapon_holder_pos = player.weapon_holder.position
	player.ammo = player.gun.max_ammo
	player.ammo_reserve = player.gun.max_ammo * player.gun.start_mags
	player.gun_fire_pitch_starting = player.gun.audio_fire.pitch_scale
	instance_gun.gun_index = index
	instance_gun.anim_player.play("swap_in")
	player.weapon_holder.add_child(instance_gun)