Now About Social Code
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path: root/scripts/dungeon_manager.gd
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extends Node3D

var grid: Array[Tile.Tile] = []
var grid_width: int
var grid_height: int

var enemy_inst = preload("res://prefabs/enemy.tscn")
var exit_inst = preload("res://prefabs/exit.tscn")
var bsp_level_inst = preload("res://prefabs/bsp_level_generator.tscn")

var level_done: bool = false

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	spawn_level()

func spawn_level() -> void:
	var bsp_level = bsp_level_inst.instantiate()
	bsp_level.connect("grid_generated", _grid_generated)
	$LevelContainer.add_child(bsp_level)

func create_enemies() -> void:
	var num_enemies = randi_range(4, 10)
	
	for i in range(num_enemies):
		var enemy = enemy_inst.instantiate()
		
		# Target is controlled through enemy wander AI
		enemy.target = null
		
		var found_pos = false
		while not found_pos:
			var pos = Vector2i(randi_range(0, grid_width-1), randi_range(0, grid_height-1))
			
			if grid[pos.y * grid_width + pos.x] == Tile.Tile.FLOOR:
				enemy.position = Vector3(pos.x, 0, pos.y) + Vector3(0.5, 0, 0.5)
				found_pos = true
				print("Placing at ", pos)
				
		$LevelContainer.add_child.call_deferred(enemy)

func create_exit() -> void:
	var found_pos = false
	var exit: Area3D = exit_inst.instantiate()
	exit.connect("body_entered", _on_player_exit)
	while not found_pos:
		var pos = Vector2i(randi_range(0, grid_width-1), randi_range(0, grid_height-1))
		
		if grid[pos.y * grid_width + pos.x] == Tile.Tile.FLOOR:
			exit.position = Vector3(pos.x, 0, pos.y) + Vector3(0.5, 0, 0.5)
			found_pos = true
			
	$LevelContainer.add_child.call_deferred(exit)
	
func place_player() -> void:
	var found_pos = false
	while not found_pos:
		var pos = Vector2i(randi_range(0, grid_width-1), randi_range(0, grid_height-1))
		
		if grid[pos.y * grid_width + pos.x] == Tile.Tile.FLOOR:
			$Player.position = Vector3(pos.x, 0, pos.y) + Vector3(0.5, 0, 0.5)
			found_pos = true
			
func reset_level() -> void:
	for child in $LevelContainer.get_children():
		print("Child is ", child)
		$LevelContainer.remove_child(child)
		child.queue_free()
	
	spawn_level()
	level_done = false
	
func _process(_delta: float) -> void:
	if level_done:
		reset_level()

func _on_player_exit(_body: Node3D):
	level_done = true

func _grid_generated(p_grid: Array[Tile.Tile], p_grid_width: int, p_grid_height: int) -> void:
	grid = p_grid
	grid_width = p_grid_width
	grid_height = p_grid_height
	
	create_enemies()
	create_exit()
	place_player()