69 lines
2.0 KiB
Dart
69 lines
2.0 KiB
Dart
import 'package:wolf_dart/features/difficulty/difficulty.dart';
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import 'package:wolf_dart/features/entities/collectible.dart';
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import 'package:wolf_dart/features/entities/decorative.dart';
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import 'package:wolf_dart/features/entities/enemies/bosses/hans_grosse.dart';
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import 'package:wolf_dart/features/entities/enemies/enemy.dart';
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import 'package:wolf_dart/features/entities/entity.dart';
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import 'package:wolf_dart/features/entities/map_objects.dart';
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typedef EntitySpawner =
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Entity? Function(
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int objId,
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double x,
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double y,
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Difficulty difficulty, {
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bool isSharewareMode,
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});
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abstract class EntityRegistry {
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static final List<EntitySpawner> _spawners = [
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// Enemies need to try to spawn first
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Enemy.spawn,
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// Bosses
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HansGrosse.trySpawn,
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// Everything else
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Collectible.trySpawn,
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Decorative.trySpawn,
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];
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static Entity? spawn(
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int objId,
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double x,
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double y,
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Difficulty difficulty,
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int maxSprites, {
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bool isSharewareMode = false,
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}) {
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// 1. Difficulty check before even looking for a spawner
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if (!MapObject.shouldSpawn(objId, difficulty)) return null;
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// If the checkbox is checked, block non-Shareware enemies
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if (isSharewareMode && !MapObject.isSharewareCompatible(objId)) return null;
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if (objId == 0) return null;
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for (final spawner in _spawners) {
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Entity? entity = spawner(objId, x, y, difficulty);
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final EnemyType? type = EnemyType.fromMapId(objId);
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if (type != null) {
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print("Spawning ${type.name} enemy");
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}
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if (entity != null) {
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// Safety bounds check for the VSWAP array
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if (entity.spriteIndex >= 0 && entity.spriteIndex < maxSprites) {
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print("Spawned entity with objId $objId");
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return entity;
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}
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print("VSWAP doesn't have this sprite! objId $objId");
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return null; // VSWAP doesn't have this sprite!
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}
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}
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print("No class claimed this Map ID > objId $objId");
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return null; // No class claimed this Map ID
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}
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}
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