geometry-tower-defense/Assets/GameMain/Scripts/CustomComponent/CombatNode/CombatScheduler.cs

423 lines
14 KiB
C#

using System.Collections.Generic;
using System.Globalization;
using GameFramework.Event;
using GameFramework.Resource;
using GeometryTD.CustomUtility;
using GeometryTD.DataTable;
using GeometryTD.Definition;
using GeometryTD.Entity;
using GeometryTD.Entity.EntityData;
using UnityEngine;
using UnityGameFramework.Runtime;
namespace GeometryTD.CustomComponent
{
public class CombatScheduler
{
private enum SchedulerState : byte
{
Idle = 0,
WaitingForMap = 1,
RunningPhase = 2,
Completed = 3,
Failed = 4
}
private readonly List<DRLevelPhase> _phaseBuffer = new List<DRLevelPhase>();
private readonly Dictionary<int, IReadOnlyList<DRLevelSpawnEntry>> _spawnEntriesByPhaseId =
new Dictionary<int, IReadOnlyList<DRLevelSpawnEntry>>();
private readonly EnemyManager _enemyManager = new EnemyManager();
private EntityComponent _entity;
private DRLevel _currentLevel;
private DRLevelPhase _currentPhase;
private int _currentPhaseIndex;
private float _currentPhaseElapsed;
private SchedulerState _state = SchedulerState.Idle;
private int _loadingMapEntityId;
private int _loadedMapEntityId;
private bool _initialized;
private bool _isEntityEventSubscribed;
private MapEntity _currentMap;
public bool IsRunning => _state == SchedulerState.WaitingForMap || _state == SchedulerState.RunningPhase;
public bool IsCompleted => _state == SchedulerState.Completed;
public DRLevel CurrentLevel => _currentLevel;
public DRLevelPhase CurrentPhase => _currentPhase;
public MapEntity CurrentMap => _currentMap;
public void OnInit()
{
if (!_initialized)
{
_entity = GameEntry.Entity;
EnsureEntityEventSubscribed();
_enemyManager.OnInit(this);
_initialized = true;
}
ResetRuntime();
}
public void Start(
DRLevel level,
IReadOnlyList<DRLevelPhase> phases,
IReadOnlyDictionary<int, IReadOnlyList<DRLevelSpawnEntry>> spawnEntriesByPhaseId)
{
if (!_initialized || _entity == null)
{
_state = SchedulerState.Failed;
Log.Warning("CombatScheduler start failed. Runtime is not initialized.");
return;
}
if (level == null || phases == null || phases.Count <= 0)
{
_state = SchedulerState.Failed;
Log.Warning("CombatScheduler start failed. Invalid level or phase data.");
return;
}
_enemyManager.EndPhase();
HideCurrentMapIfNeeded();
ResetRuntime();
_currentLevel = level;
foreach (var phase in phases)
{
_phaseBuffer.Add(phase);
}
if (spawnEntriesByPhaseId != null)
{
foreach (var pair in spawnEntriesByPhaseId)
{
_spawnEntriesByPhaseId[pair.Key] = pair.Value;
}
}
if (_phaseBuffer.Count <= 0)
{
_state = SchedulerState.Failed;
Log.Warning("CombatScheduler start failed. Level '{0}' has no phase data.", level.Id);
return;
}
if (!TryShowMap(level))
{
_state = SchedulerState.Failed;
return;
}
_currentPhase = null;
_currentPhaseIndex = -1;
_currentPhaseElapsed = 0f;
_state = SchedulerState.WaitingForMap;
Log.Info("CombatScheduler started. Level={0}, PhaseCount={1}.", _currentLevel.Id, _phaseBuffer.Count);
}
public void OnUpdate(float elapseSeconds, float realElapseSeconds)
{
switch (_state)
{
case SchedulerState.WaitingForMap:
if (_currentMap == null)
{
return;
}
BeginNextPhase();
return;
case SchedulerState.RunningPhase:
UpdateCurrentPhase(elapseSeconds, realElapseSeconds);
return;
default:
return;
}
}
public void OnDestroy()
{
if (!_initialized)
{
return;
}
_enemyManager.OnDestroy();
HideCurrentMapIfNeeded();
ResetRuntime();
UnsubscribeEntityEvents();
_entity = null;
_initialized = false;
}
private bool TryShowMap(DRLevel level)
{
string mapAssetName = level.Id.ToString();
string mapAssetPath = AssetUtility.GetLevelMapAsset(mapAssetName);
if (GameEntry.Resource.HasAsset(mapAssetPath) == HasAssetResult.NotExist)
{
Log.Warning(
"CombatScheduler start failed. Level '{0}' map asset not found: '{1}'.",
level.Id,
mapAssetPath);
return false;
}
_loadingMapEntityId = _entity.GenerateSerialId();
_entity.ShowMap(new MapData(_loadingMapEntityId, level.Id, Vector3.zero), mapAssetName);
Log.Info(
"CombatScheduler loading map. Level={0}, Asset='{1}', EntityId={2}.",
level.Id,
mapAssetPath,
_loadingMapEntityId);
return true;
}
private void UpdateCurrentPhase(float elapseSeconds, float realElapseSeconds)
{
if (_currentPhase == null)
{
_state = SchedulerState.Failed;
Log.Warning("CombatScheduler update failed. Current phase is null.");
return;
}
_currentPhaseElapsed += elapseSeconds;
_enemyManager.OnUpdate(elapseSeconds, realElapseSeconds);
if (!ShouldEndCurrentPhase())
{
return;
}
CompleteCurrentPhase();
}
private bool ShouldEndCurrentPhase()
{
switch (_currentPhase.EndType)
{
case PhaseEndType.TimeElapsed:
return _currentPhaseElapsed >= ResolveTimeElapsedThreshold(_currentPhase);
case PhaseEndType.EnemiesCleared:
case PhaseEndType.BossDead:
return _enemyManager.IsPhaseSpawnCompleted && _enemyManager.AliveEnemyCount <= 0;
case PhaseEndType.None:
default:
if (_currentPhase.DurationSeconds > 0 && _currentPhaseElapsed >= _currentPhase.DurationSeconds)
{
return true;
}
return _enemyManager.IsPhaseSpawnCompleted && _enemyManager.AliveEnemyCount <= 0;
}
}
private float ResolveTimeElapsedThreshold(DRLevelPhase phase)
{
if (!string.IsNullOrWhiteSpace(phase.EndParam) &&
float.TryParse(phase.EndParam, NumberStyles.Float, CultureInfo.InvariantCulture,
out float parsedSeconds))
{
return parsedSeconds;
}
if (phase.DurationSeconds > 0)
{
return phase.DurationSeconds;
}
return 0f;
}
private void CompleteCurrentPhase()
{
_enemyManager.EndPhase();
Log.Info(
"CombatScheduler phase completed. Level={0}, Phase={1}, Elapsed={2:F2}s.",
_currentLevel != null ? _currentLevel.Id : 0,
_currentPhase != null ? _currentPhase.Id : 0,
_currentPhaseElapsed);
BeginNextPhase();
}
private void BeginNextPhase()
{
_currentPhaseIndex++;
if (_currentPhaseIndex >= _phaseBuffer.Count)
{
_state = SchedulerState.Completed;
_currentPhase = null;
Log.Info("CombatScheduler level completed. Level={0}.", _currentLevel != null ? _currentLevel.Id : 0);
return;
}
_currentPhase = _phaseBuffer[_currentPhaseIndex];
_currentPhaseElapsed = 0f;
IReadOnlyList<DRLevelSpawnEntry> spawnEntries = null;
_spawnEntriesByPhaseId.TryGetValue(_currentPhase.Id, out spawnEntries);
_enemyManager.BeginPhase(_currentPhase, spawnEntries);
_state = SchedulerState.RunningPhase;
Log.Info(
"CombatScheduler phase started. Level={0}, Phase={1}, EndType={2}, Entries={3}.",
_currentLevel != null ? _currentLevel.Id : 0,
_currentPhase.Id,
_currentPhase.EndType,
spawnEntries != null ? spawnEntries.Count : 0);
}
private void HideCurrentMapIfNeeded()
{
if (_entity == null)
{
_currentMap = null;
_loadingMapEntityId = 0;
_loadedMapEntityId = 0;
return;
}
if (_loadingMapEntityId != 0)
{
EntityBase loadingMap = _entity.GetGameEntity(_loadingMapEntityId);
if (loadingMap != null)
{
_entity.HideEntity(loadingMap);
}
}
if (_loadedMapEntityId != 0)
{
EntityBase loadedMap = _entity.GetGameEntity(_loadedMapEntityId);
if (loadedMap != null)
{
_entity.HideEntity(loadedMap);
}
}
_loadingMapEntityId = 0;
_loadedMapEntityId = 0;
_currentMap = null;
}
private void EnsureEntityEventSubscribed()
{
if (_isEntityEventSubscribed)
{
return;
}
GameEntry.Event.Subscribe(ShowEntitySuccessEventArgs.EventId, OnShowEntitySuccess);
GameEntry.Event.Subscribe(ShowEntityFailureEventArgs.EventId, OnShowEntityFailure);
GameEntry.Event.Subscribe(HideEntityCompleteEventArgs.EventId, OnHideEntityComplete);
_isEntityEventSubscribed = true;
}
private void UnsubscribeEntityEvents()
{
if (!_isEntityEventSubscribed)
{
return;
}
GameEntry.Event.Unsubscribe(ShowEntitySuccessEventArgs.EventId, OnShowEntitySuccess);
GameEntry.Event.Unsubscribe(ShowEntityFailureEventArgs.EventId, OnShowEntityFailure);
GameEntry.Event.Unsubscribe(HideEntityCompleteEventArgs.EventId, OnHideEntityComplete);
_isEntityEventSubscribed = false;
}
private void ResetRuntime()
{
_phaseBuffer.Clear();
_spawnEntriesByPhaseId.Clear();
_currentLevel = null;
_currentPhase = null;
_currentPhaseIndex = -1;
_currentPhaseElapsed = 0f;
_state = SchedulerState.Idle;
}
#region Event Handlers
private void OnShowEntitySuccess(object sender, GameEventArgs e)
{
if (!(e is ShowEntitySuccessEventArgs ne))
{
return;
}
if (ne.EntityLogicType != typeof(MapEntity) || ne.Entity.Id != _loadingMapEntityId)
{
return;
}
_loadedMapEntityId = _loadingMapEntityId;
_loadingMapEntityId = 0;
_currentMap = ne.Entity.Logic as MapEntity;
if (_currentMap == null)
{
_state = SchedulerState.Failed;
Log.Error("Loaded map entity logic is invalid. EntityId={0}.", ne.Entity.Id);
return;
}
Log.Info(
"Map ready. LevelId={0}, PathCells={1}, FoundationCells={2}, Spawners={3}, House={4}.",
_currentLevel != null ? _currentLevel.Id : 0,
_currentMap.PathCells.Count,
_currentMap.FoundationCells.Count,
_currentMap.Spawners.Length,
_currentMap.House != null ? _currentMap.House.name : "None");
}
private void OnShowEntityFailure(object sender, GameEventArgs e)
{
if (!(e is ShowEntityFailureEventArgs ne))
{
return;
}
if (ne.EntityLogicType != typeof(MapEntity) || ne.EntityId != _loadingMapEntityId)
{
return;
}
_loadingMapEntityId = 0;
_currentMap = null;
_state = SchedulerState.Failed;
Log.Error(
"Map load failed. LevelId={0}, Asset='{1}', Error='{2}'.",
_currentLevel != null ? _currentLevel.Id : 0,
ne.EntityAssetName,
ne.ErrorMessage);
}
private void OnHideEntityComplete(object sender, GameEventArgs e)
{
if (!(e is HideEntityCompleteEventArgs ne))
{
return;
}
if (ne.EntityId == _loadedMapEntityId)
{
_loadedMapEntityId = 0;
_currentMap = null;
}
if (ne.EntityId == _loadingMapEntityId)
{
_loadingMapEntityId = 0;
}
}
#endregion
}
}