extends Node2D

var totalCrates = 3
var timeLimit = 10
var timer = Timer.new()

var coinsCollectedTotal := 0

var levels = ["res://scenes/game.tscn", "res://scenes/level2.tscn", "res://scenes/level3.tscn"]
var timers = [30, 15, 25]
var currentLevel = 0

var playerHealth = 100

var player:CharacterStats
var slime:CharacterStats

var enemiesDict = {}

signal levelCompleteSignal(level)
signal destroySignal(body)
signal playerDamage(health, maxHealth)
signal playerDeath
signal countDown(timeRemaining)
signal coinUpdate(totalCoins)
signal enemyHurt(enemy)

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	#load custom resources for player and slime
	player = load("res://scripts/res/playerstats.tres")
	slime = load("res://scripts/res/slimestats.tres")
	
	add_child(timer)
	timer.wait_time = 1
	timer.one_shot = false
	timer.connect("timeout", secondCounter)
	timer.start()

func secondCounter():
	print("tick "+str(timeLimit))
	timeLimit -= 1
	countDown.emit(timeLimit)
	if timeLimit <= 0:
		print("YOU LOSE...")
		levelCompleteSignal.emit(levels[currentLevel])

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	if totalCrates == 0:
		print("YOU WIN!")
		currentLevel += 1
		if currentLevel >= levels.size():
			currentLevel = 0
		levelCompleteSignal.emit(levels[currentLevel])

func _on_trigger_fired(effect: Variant, body: Variant) -> void:
	print("GameController know about trigger " + effect)
	if effect == "destroy":
		if body is Crate:
			print("Crates remaining: " + str(totalCrates))
			destroySignal.emit(body)

func _on_coin_collected(body, coin):
	coinsCollectedTotal += 1
	coinUpdate.emit(coinsCollectedTotal)
	destroySignal.emit(coin)
	print("GC knows coin collected")

func _on_player_damage(body, enemy):
	if enemy is Slime:
		print("slime attack!")
		#playerHealth -= slime.meleeDamage
		playerHealth -= enemiesDict[enemy]["damage"]
		
		if playerHealth > 0:
			print("Player damaged")
			playerDamage.emit(playerHealth, player.max_health)
		else:
			print("Player dead")
			playerDeath.emit()

func addEnemyToLevel(enemy):
	var randHealth = randi() % 20
	var randDamage = randi() % 10
	var enemyStat = {
		"health":slime.health + randHealth,
		"damage":slime.meleeDamage + randDamage
	}
	enemiesDict[enemy] = enemyStat

func numberOfCrates(value:int)->void:
	totalCrates = value

func bulletDamage(body, bullet):
	#if body is Crate:
	#	print("Crates remaining: " + str(totalCrates))
	#	destroySignal.emit(body)
	if body is Slime:
		enemiesDict[body]["health"] -= player.rangeDamage
		print("Enemy Health "+str(enemiesDict[body]["health"]))
		enemyHurt.emit(body)
		if enemiesDict[body]["health"] <= 0:
			destroySignal.emit(body)
			enemiesDict.erase(body)		

func reset():
	timeLimit = timers[currentLevel]
	playerHealth = player.starting_health

func death():
	print("player death animation complete")
	levelCompleteSignal.emit(levels[currentLevel])