extends Node
class_name GameState

signal card_drawn(card: Card)

enum Faction {Scavangers, Kingdom, Emporium}

class Player: 
	var name: String;
	var id: int;
	var deck: Array;
	var hand: Array;
	var discard: Array;
	var combat: int;
	var trade: int;

class Card:
	var name: String;
	var cost: int;
	var primaryAbilityEffects: Array;
	var allyAbility: Faction;
	var allyAbilityEffects: Array;
	var acquireAbilityEffects: Array;
	var faction: Faction;
	

# effects
class TradeGainEffect:
	static func NewTradeGainEffect(amount: int):
		return {Type = "TradeGain", Amount = amount}
		
	static func TradeGainDisplay():
		pass
	
	static func ProcessTradeGainEffect(effect, state): 
		state.trade = effect.Amount;
		
class CombatGainEffect:
	static func NewCombatGainEffect(amount: int):
		return {Type = "CombatGain", Amount = amount}
		
	static func CombatGainDisplay():
		pass
	
	static func ProcessCombatGainEffect(effect, state): 
		state.trade = effect.Amount;

# make cards
static func make_scout():
	var card := Card.new();
	card.name = "Scout"
	card.cost = 0;
	card.primaryAbilityEffects = [TradeGainEffect.NewTradeGainEffect(1)];
	return card;
	
static func make_viper():
	var card := Card.new();
	card.name = "Viper"
	card.cost = 0;
	card.primaryAbilityEffects = [CombatGainEffect.NewCombatGainEffect(1)];
	return card;

static func make_starting_deck():
	var deck = [];
	for i in range(8):
		deck.append(make_scout())
	for i in range(2):
		deck.append(make_viper())
	return deck;


var player = Player.new()
var rng = RandomNumberGenerator.new()

func draw_card():
	var cardId = rng.randi_range(0, player.deck.size()-1)
	var card = player.deck[cardId]
	player.hand.append(card)
	player.deck.remove_at(cardId)
	card_drawn.emit(card)
	
	
func draw_cards(n: int):
	for i in range(n):
		draw_card()

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	player.name = "placeholder"
	player.deck = make_starting_deck()
	draw_cards(5)

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	pass
	


func _on_button_button_down() -> void:
	draw_cards(5)