extends Control


@export var debug = false
@export var spawnTimerValue = 5.0

var deltaCount := 0
var enemyMoveSpeed := 5.0
var questsComplete := false


func _ready() -> void:
    if not debug:
        $MarginContainer/Menus/MenuButtons/DebugMenu.hide()
    $SpawnArea/SpawnTimer.start(spawnTimerValue)
    
func _create_enemy():
    var enemy = load("res://scenes/npc.tscn").instantiate()
    enemy.scale = Vector2.ONE*0.5
    enemy.position = Vector2(randi_range(0, get_viewport_rect().size.x), -50)
    #enemy.get_node("%NPCNameLabel").text = "Test"
    
    return enemy


func _spawn_enemies() -> void:
    #await get_tree().create_timer(time).timeout
    var middleX := get_viewport_rect().size.x/2
    var targetPosition = Vector2(middleX, get_viewport_rect().size.y*(0.75))
    var numEnemies = randi_range(1, 5)
    for i in range(numEnemies):
        var enemy = _create_enemy()
        %SpawnArea.add_child(enemy)
        var randEnemyMoveSpeed := randf_range(0.5, 2.0)*enemyMoveSpeed
        create_tween().tween_property(enemy, "position", targetPosition, randEnemyMoveSpeed)
        

func _process(delta: float) -> void:
    deltaCount += 1
    var enemies := %SpawnArea.get_children()
    var numEnemies := %SpawnArea.get_child_count()
    if numEnemies != 0 and (deltaCount % 60) == 0:
        # change movement test, not sure it's working right...
        #create_tween().tween_property(enemies[randi_range(0, numEnemies-1)], "position", Vector2(100, 100), 1.0)
        pass
    if questsComplete:
        %SpawnArea/SpawnTimer.stop()


func _on_button_test_pressed() -> void:
    # remove all existing enemies from scene and array
    #for enemy in enemies:
        #remove_child(enemy)
    #enemies = []
    
    questsComplete = true
    

func _on_button_exit_pressed() -> void:
    get_tree().quit()


func _on_spawn_timer_timeout() -> void:
    _spawn_enemies()