WutheringWaves/GameServer/Controllers/Combat/CombatManager.cs

361 lines
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using System.Collections.Immutable;
using System.Linq.Expressions;
using System.Reflection;
using GameServer.Controllers.Attributes;
using GameServer.Network;
using GameServer.Systems.Entity;
using GameServer.Systems.Entity.Component;
using Microsoft.Extensions.Logging;
using Protocol;
namespace GameServer.Controllers.Combat;
internal class CombatManager
{
private delegate Task<CombatResponseData> CombatRequestHandler(CombatManager combatManager, CombatRequestContext context);
private static readonly ImmutableDictionary<CombatRequestData.MessageOneofCase, CombatRequestHandler> s_requestHandlers;
private readonly ILogger _logger;
private readonly EntitySystem _entitySystem;
private readonly PlayerSession _session;
private readonly CreatureController _creatureController;
static CombatManager()
{
s_requestHandlers = MapRequestHandlers();
}
public CombatManager(ILogger<CombatManager> logger, EntitySystem entitySystem, PlayerSession session, CreatureController creatureController)
{
_logger = logger;
_entitySystem = entitySystem;
_session = session;
_creatureController = creatureController;
}
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[CombatRequest(CombatRequestData.MessageOneofCase.RTimeStopRequest)]
public CombatResponseData OnRTimeStopRequest(CombatRequestContext context) => new()
{
CombatCommon = context.Request.CombatCommon,
RTimeStopResponse = new()
};
[CombatRequest(CombatRequestData.MessageOneofCase.ActivateBuffRequest)]
public CombatResponseData OnActivateBuffRequest(CombatRequestContext context) => new()
{
CombatCommon = context.Request.CombatCommon,
ActivateBuffResponse = new()
};
[CombatRequest(CombatRequestData.MessageOneofCase.UseSkillRequest)]
public CombatResponseData OnUseSkillRequest(CombatRequestContext context) => new()
{
CombatCommon = context.Request.CombatCommon,
UseSkillResponse = new()
{
SkillSingleId = context.Request.UseSkillRequest.SkillSingleId,
UseSkillInfo = context.Request.UseSkillRequest.UseSkillInfo
}
};
[CombatRequest(CombatRequestData.MessageOneofCase.ApplyGameplayEffectRequest)]
public CombatResponseData OnApplyGameplayEffectRequest(CombatRequestContext context) => new()
{
CombatCommon = context.Request.CombatCommon,
ApplyGameplayEffectResponse = new ApplyGameplayEffectResponse()
};
[CombatRequest(CombatRequestData.MessageOneofCase.RemoveGameplayEffectRequest)]
public CombatResponseData OnRemoveGameplayEffectRequest(CombatRequestContext context) => new()
{
CombatCommon = context.Request.CombatCommon,
RemoveGameplayEffectResponse = new RemoveGameplayEffectResponse()
};
[CombatRequest(CombatRequestData.MessageOneofCase.CreateBulletRequest)]
public CombatResponseData OnCreateBulletRequest(CombatRequestContext context)
{
return new CombatResponseData
{
CombatCommon = context.Request.CombatCommon,
CreateBulletResponse = new()
};
}
[CombatRequest(CombatRequestData.MessageOneofCase.DamageExecuteRequest)]
public async Task<CombatResponseData> OnDamageExecuteRequest(CombatRequestContext context)
{
DamageExecuteRequest request = context.Request.DamageExecuteRequest;
EntityBase? entity = _entitySystem.Get<EntityBase>(request.TargetEntityId);
if (entity == null)
{
return new CombatResponseData
{
RequestId = context.Request.RequestId,
CombatCommon = context.Request.CombatCommon,
DamageExecuteResponse = new()
{
ErrorCode = (int)ErrorCode.ErrThrowDamageReqEntityIsAlreadyDead
}
};
}
EntityAttributeComponent attr = entity.ComponentSystem.Get<EntityAttributeComponent>();
attr.SetAttribute(EAttributeType.Life, (int)request.DamageId); // Pakchunk patch! (cur hp instead of damageid)
if (request.DamageId <= 0 && entity.Type != EEntityType.Player) // Player death not implemented
{
_entitySystem.Destroy(entity);
await _session.Push(MessageId.EntityRemoveNotify, new EntityRemoveNotify
{
IsRemove = true,
RemoveInfos =
{
new EntityRemoveInfo
{
EntityId = entity.Id,
Type = (int)ERemoveEntityType.RemoveTypeNormal
}
}
});
}
return new CombatResponseData
{
RequestId = context.Request.RequestId,
CombatCommon = context.Request.CombatCommon,
DamageExecuteResponse = new()
{
AttackerEntityId = request.AttackerEntityId,
TargetEntityId = request.TargetEntityId,
ShieldCoverDamage = 0,
Damage = (int)request.DamageId,
PartId = request.PartId
}
};
}
[CombatRequest(CombatRequestData.MessageOneofCase.HitRequest)]
public CombatResponseData OnHitRequest(CombatRequestContext context)
{
return new CombatResponseData
{
RequestId = context.Request.RequestId,
CombatCommon = context.Request.CombatCommon,
HitResponse = new()
{
HitInfo = context.Request.HitRequest.HitInfo
}
};
}
[CombatRequest(CombatRequestData.MessageOneofCase.LogicStateInitRequest)]
public CombatResponseData OnLogicStateInitRequest(CombatRequestContext context)
{
CombatResponseData rsp = new()
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
LogicStateInitResponse = new()
};
EntityBase? entity = _entitySystem.Get<EntityBase>(context.Request.CombatCommon.EntityId);
if (entity == null) return rsp;
EntityLogicStateComponent logicStateComponent = entity.ComponentSystem.Get<EntityLogicStateComponent>();
logicStateComponent.States = [.. context.Request.LogicStateInitRequest.InitData.States];
context.Notifies.Add(new CombatNotifyData
{
CombatCommon = context.Request.CombatCommon,
LogicStateInitNotify = new()
{
CombatCommon = context.Request.CombatCommon,
EntityId = entity.Id,
InitData = logicStateComponent.Pb.LogicStateComponentPb
}
});
return rsp;
}
[CombatRequest(CombatRequestData.MessageOneofCase.SwitchLogicStateRequest)]
public CombatResponseData OnSwitchLogicStateRequest(CombatRequestContext context)
{
CombatResponseData rsp = new()
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
SwitchLogicStateResponse = new()
};
EntityBase? entity = _entitySystem.Get<EntityBase>(context.Request.CombatCommon.EntityId);
if (entity == null)
{
rsp.SwitchLogicStateResponse.ErrorCode = (int)ErrorCode.ErrActionEntityNoExist;
return rsp;
}
EntityLogicStateComponent logicStateComponent = entity.ComponentSystem.Get<EntityLogicStateComponent>();
logicStateComponent.States = [.. context.Request.SwitchLogicStateRequest.States];
context.Notifies.Add(new CombatNotifyData
{
CombatCommon = context.Request.CombatCommon,
SwitchLogicStateNotify = new()
{
States = { logicStateComponent.States }
}
});
return rsp;
}
[CombatRequest(CombatRequestData.MessageOneofCase.BattleStateChangeRequest)]
public CombatResponseData OnBattleStateChangeRequest(CombatRequestContext context)
{
return new CombatResponseData
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
BattleStateChangeResponse = new()
};
}
[CombatRequest(CombatRequestData.MessageOneofCase.ChangeStateConfirmRequest)]
public CombatResponseData OnChangeStateConfirmRequest(CombatRequestContext context)
{
CombatResponseData rsp = new()
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
ChangeStateConfirmResponse = new()
{
Error = new()
}
};
EntityBase? entity = _entitySystem.Get<EntityBase>(context.Request.CombatCommon.EntityId);
if (entity == null)
{
rsp.ChangeStateConfirmResponse.Error.ErrorCode = (int)ErrorCode.ErrEntityIsNotAlive;
return rsp;
}
ChangeStateConfirmRequest request = context.Request.ChangeStateConfirmRequest;
if (entity.ComponentSystem.TryGet(out EntityFsmComponent? fsmComponent))
{
DFsm? dfsm = fsmComponent.Fsms.FirstOrDefault(fsm => fsm.FsmId == request.FsmId);
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if (dfsm == null)
{
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dfsm = new DFsm
{
FsmId = request.FsmId,
Status = 1,
Flag = (int)EFsmStateFlag.Confirmed
};
fsmComponent.Fsms.Add(dfsm);
}
dfsm.CurrentState = request.State;
context.Notifies.Add(new CombatNotifyData
{
CombatCommon = context.Request.CombatCommon,
ChangeStateConfirmNotify = new ChangeStateConfirmNotify
{
State = request.State,
FsmId = request.FsmId
}
});
}
rsp.ChangeStateConfirmResponse.State = context.Request.ChangeStateConfirmRequest.State;
rsp.ChangeStateConfirmResponse.FsmId = context.Request.ChangeStateConfirmRequest.FsmId;
return rsp;
}
[CombatRequest(CombatRequestData.MessageOneofCase.FsmConditionPassRequest)]
public CombatResponseData OnFsmConditionPassRequest(CombatRequestContext context)
{
return new CombatResponseData
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
FsmConditionPassResponse = new()
{
FsmId = context.Request.FsmConditionPassRequest.FsmId,
Error = new()
}
};
}
[CombatRequest(CombatRequestData.MessageOneofCase.AiInformationRequest)]
public CombatResponseData OnAiInformationRequest(CombatRequestContext context)
{
// Currently like this, TODO!
context.Notifies.Add(new CombatNotifyData
{
CombatCommon = new CombatCommon
{
EntityId = context.Request.CombatCommon.EntityId, // id of monster
},
AiHateNotify = new AiHateNotify
{
HateList =
{
new AiHateEntity
{
EntityId = _creatureController.GetPlayerEntity()!.Id, // id of hated entity (the player)
HatredValue = 99999
}
}
}
});
return new CombatResponseData
{
CombatCommon = context.Request.CombatCommon,
RequestId = context.Request.RequestId,
AiInformationResponse = new() // ?? contains nothing
};
}
public Task<CombatResponseData?> HandleRequest(CombatRequestContext context)
{
if (s_requestHandlers.TryGetValue(context.Request.MessageCase, out CombatRequestHandler? handler))
return handler(this, context)!;
_logger.LogWarning("Combat request not handled: {type}", context.Request.MessageCase);
return Task.FromResult<CombatResponseData?>(null);
}
private static ImmutableDictionary<CombatRequestData.MessageOneofCase, CombatRequestHandler> MapRequestHandlers()
{
var builder = ImmutableDictionary.CreateBuilder<CombatRequestData.MessageOneofCase, CombatRequestHandler>();
MethodInfo taskFromResultMethod = typeof(Task).GetMethod(nameof(Task.FromResult))!.MakeGenericMethod(typeof(CombatResponseData));
foreach (MethodInfo method in typeof(CombatManager).GetMethods())
{
CombatRequestAttribute? attribute = method.GetCustomAttribute<CombatRequestAttribute>();
if (attribute == null) continue;
ParameterExpression combatManagerParam = Expression.Parameter(typeof(CombatManager));
ParameterExpression contextParam = Expression.Parameter(typeof(CombatRequestContext));
Expression call = Expression.Call(combatManagerParam, method, contextParam);
if (method.ReturnType == typeof(CombatResponseData))
call = Expression.Call(taskFromResultMethod, call);
Expression<CombatRequestHandler> lambda = Expression.Lambda<CombatRequestHandler>(call, combatManagerParam, contextParam);
builder.Add(attribute.MessageCase, lambda.Compile());
}
return builder.ToImmutable();
}
}