class_name GameController extends Node2D

# Game Data
var totalCrates = 4
var cratesDestroyed = 0
var coinsCollected =0
var totalCoinsAvailable = 0

var enemies = 0

signal destroySignal(body)
signal levelCompleteSignal(level)
signal playerHurtSignal(healthRemaining, maxHealth)
signal playerKillSignal
signal timerUpdateSignal(timeRemaining, totalTimeForLevel)
signal coinUpdateSignal(coinsCollectedTotal, coinsAvailableTotal)

#level info
var timer:= Timer.new()
var levels = ["res://scenes/game.tscn","res://scenes/level2.tscn","res://scenes/level3.tscn"]
var timers = [20,15,25]
var currentLevel = 0
var countdown=0

var player:Resource
var slime:Resource

var enemiesDict={}

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	player = load("res://scripts/res/playerStats.tres")
	slime = load("res://scripts/res/slimeStats.tres")
	
	countdown = timers[currentLevel]
	add_child(timer)
	timer.wait_time = 1
	timer.one_shot = false
	timer.connect("timeout", secondCounter)
	timer.start()
func reset():
	countdown = timers[currentLevel]
	player.health = player.max_health
	coinsCollected = 0
	
func secondCounter():
	countdown -=1
	timerUpdateSignal.emit(countdown, timers[currentLevel])
	if countdown <=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:
	pass


func _on_trigger_area_trigger(effect, body) -> void:
	print("Do effect "+effect)
	match effect:
		"destroy":
			#write code to destroy
			if body is Crate:
				destroySignal.emit(body)
				cratesDestroyed +=1
		"powerup":
			if body is Player:
				print("power up the player")

func bulletHit(body):
	print("Gamecontroller knows bullet hit")
	if body is Crate:
		print("You hit a crate")
		totalCrates -=1
		destroySignal.emit(body)
		print("Crates Remaining :: "+str(totalCrates - cratesDestroyed))
		if totalCrates <=0:
			print("You won!!!")
			currentLevel +=1
			if currentLevel >= levels.size():
				currentLevel = 0
			levelCompleteSignal.emit(levels[currentLevel])
		
func numberOfCrates(value):
	totalCrates = value
	print("Game Controller knows crates "+str(totalCrates) )
func numberOfCoins(value):
	totalCoinsAvailable = value
	
func coinCollected(body, coin):
	print("GC knows coin collected")
	if body is Player:
		#increase coins collected count
		coinsCollected +=1
		coinUpdateSignal.emit(coinsCollected, totalCoinsAvailable)
		destroySignal.emit(coin)
func playerDamage(body, badguy):
	if body is Player:
		print("GC knows player taking damage")
		print("Player health "+str(player.health)+" takes damage "+str(slime.meleeDamage))
		player.health -= enemiesDict[badguy]["damage"]
		if player.health > 0:
			playerHurtSignal.emit(player.health, player.max_health)
		else:
			print("kill em")
			playerKillSignal.emit()
	print(enemiesDict[badguy]["health"])
	
func addBadGuy(enemy):
	print("adding an enemy")
	#use a dictionary
	var enemyStats = {
		"health": slime.health,
		"damage": slime.meleeDamage
	}
	enemiesDict[enemy] = enemyStats
		
func numberOfBadguys(value):
	enemies = value
func deathComplete():
	print("GC knows death is complete")
	levelCompleteSignal.emit(levels[currentLevel])