extends Node2D

@onready var path_2d: Path2D = $Path2D
@onready var path_2d_2: Path2D = $Path2D2
@onready var  paths = [path_2d, path_2d_2]

const FORKMAN = preload("res://Game/Mobs/forkman.tscn")
const ORK = preload("res://Game/Mobs/ork.tscn")
const COBOLD = preload("res://Game/Mobs/cobold.tscn")

const enemies = [FORKMAN, COBOLD, ORK]

var pause = 40
func _ready() -> void:
	get_node("CanvasLayer/SidePanel").set_Lifes(20)
	get_node("CanvasLayer/SidePanel").Update_Coins(500)

#the meaning of the columns inside my wave generation matris:
# Number of enemies need to be spawned, chance of spawn an enemy, chance of forkman, chance of gobline, chance of ork
var waves = [
	[
		[10, 0.2, 0.8, 0.2, 0.0],	#wave 1				#First path
		[20, 0.4, 0.5, 0.5, 0.0],	#wave 2
		[30, 0.5, 0.4, 0.4, 0.1],	#wave 3
		[40, 0.8, 0.3, 0.2, 0.5],	#wave 4
		[50, 0.9, 0.1, 0.2, 0.7],	#wave 5
	],
	[
		[5, 0.1, 0.8, 0.2, 0.0],	#wave 1				#Second Path
		[10, 0.2, 0.5, 0.5, 0.0],	#wave 2
		[20, 0.3, 0.4, 0.4, 0.1],	#wave 3
		[30, 0.4, 0.3, 0.2, 0.5],	#wave 4
		[40, 0.7, 0.1, 0.2, 0.7],	#wave 5
	]
]

var currentwave = 0
var endwave = false

func _on_timer_timeout() -> void:
	if pause <= 0:
		if endwave:
			var checkend = false
			for i in paths:
				if not i.get_children():
					checkend = true
			if checkend:
				endwave = false
				get_node("CanvasLayer/SidePanel").Update_waves(currentwave + 1) #updating waves
				if currentwave >= 4:															#!!!!! CHECKS FOR THE LAST WAVE IF NEW WAVES ARE ADDED CHANGE ACCORDINGLY!!!
					get_node("CanvasLayer/SidePanel").GameWon()
		else:
			spawnMonster()
	else:
		pause -= 1

func spawnMonster():
	for ROUTE in range(2):
		for w in waves[ROUTE]:
			if w[0] > 0:
				if randf() < w[1]:			#chance of generating any kind of enemy
					w[0] -= 1
					for i in waves:
						if i[currentwave][0] > 0:
							break
						endwave = true
						currentwave += 1
					var chosen = randf()
					var sum = 0.0
					for i in range(2,5):
						sum += w[i]
						if chosen < sum:
								var monster = enemies[i-2].instantiate()
								var path = PathFollow2D.new()
								path.add_child(monster)
								paths[ROUTE].add_child(path)
								break
				break


func decrease_life(damage) -> void:
	get_node("CanvasLayer/SidePanel").Update_Lifes(-damage)
	if get_node("CanvasLayer/SidePanel").get_Lifes() <= 0:
		game_over()


func game_over()-> void:
	get_node("Timer").stop()
	var enemy = get_node("Path2D").get_children()
	for i in enemy:
		i.get_children()[0].set_process(false)