73 lines
2.2 KiB
GDScript
73 lines
2.2 KiB
GDScript
extends Node
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@export var max_enemy := 3
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@export var enemies_folder: Node
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@export var enemies: Array[PackedScene]
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@export var enemies_ui: PackedScene
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@export var spawn_points: Array[SpawnPoint]
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@export var enemies_ui_manager: Node
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@export var spawn_points_container: Node
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var player: Player
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var current_enemies: Array[Enemy] = []
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var enemy_number := 0
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var enemy_ui_ready := false:
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get:
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return enemy_ui_ready
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set(value):
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enemy_ui_ready = value
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if value:
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enemy_count_changed()
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func _ready() -> void:
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player = get_tree().get_first_node_in_group("player")
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if player == null:
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print("Error: No player found!!")
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func enemy_count_changed() -> void:
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print("Enough enemies? " + str(current_enemies.size()) + "/" + str(max_enemy))
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if current_enemies.size() < max_enemy:
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var empty_spawn_points = find_empty_spawn_points()
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if empty_spawn_points.size() == 0:
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print("No free SpawnPoints found!")
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else:
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spawn_new_enemy(empty_spawn_points.pick_random())
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enemy_count_changed()
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else:
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print("Enough enemies!")
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func spawn_new_enemy(spawn_point: SpawnPoint) -> void:
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var new_enemy = enemies.pick_random().instantiate() as Enemy
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new_enemy.player = player
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enemy_number += 1
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new_enemy.name = new_enemy.name + str(enemy_number)
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new_enemy.unit_name = new_enemy.name
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print("Spawn " + new_enemy.unit_name + " on " + spawn_point.name)
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new_enemy.position = spawn_point.position
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new_enemy.unit_died.connect(_on_unit_died)
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enemies_folder.add_child(new_enemy)
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spawn_point.isFull = true
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spawn_point.enemy = new_enemy
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current_enemies.append(new_enemy)
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enemies_ui_manager.update_enemies_ui(current_enemies)
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func find_empty_spawn_points() -> Array[SpawnPoint]:
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var empty_spawn_points: Array[SpawnPoint] = []
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for spawn_point in spawn_points:
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if not spawn_point.isFull:
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empty_spawn_points.append(spawn_point)
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return empty_spawn_points
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func _on_unit_died(unit: Unit) -> void:
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if unit is Enemy:
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print(unit.unit_name + " died -> Remove from current_enemies.")
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var index = current_enemies.find(unit)
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if index != -1:
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current_enemies.remove_at(index)
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enemy_count_changed()
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else:
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print("Enemy is not in the list!")
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else:
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print("Something died which is not an enemy!")
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