Syntriax.Engine/Engine.Core/Abstract/BaseEntity.cs

112 lines
2.5 KiB
C#

using System;
using Syntriax.Engine.Core.Exceptions;
namespace Syntriax.Engine.Core.Abstract;
public abstract class BaseEntity : IEntity
{
public event IEntity.OnIdChangedDelegate? OnIdChanged = null;
public event IInitialize.OnInitializedDelegate? OnInitialized = null;
public event IInitialize.OnFinalizedDelegate? OnFinalized = null;
public event IAssignableStateEnable.OnStateEnableAssignedDelegate? OnStateEnableAssigned = null;
public event IAssignable.OnUnassignedDelegate? OnUnassigned = null;
private IStateEnable _stateEnable = null!;
private bool _initialized = false;
private string _id = string.Empty;
public virtual IStateEnable StateEnable => _stateEnable;
public virtual bool IsActive => StateEnable.Enabled;
public string Id
{
get => _id;
set
{
if (value == _id)
return;
string previousId = _id;
_id = value;
OnIdChanged?.Invoke(this, previousId);
}
}
public bool IsInitialized
{
get => _initialized;
private set
{
if (value == _initialized)
return;
_initialized = value;
if (value)
OnInitialized?.Invoke(this);
else
OnFinalized?.Invoke(this);
}
}
public bool Assign(IStateEnable stateEnable)
{
if (IsInitialized)
return false;
_stateEnable = stateEnable;
_stateEnable.Assign(this);
OnStateEnableAssigned?.Invoke(this);
return true;
}
protected virtual void UnassignInternal() { }
public bool Unassign()
{
if (IsInitialized)
return false;
UnassignInternal();
_stateEnable = null!;
_stateEnable.Unassign();
OnUnassigned?.Invoke(this);
return true;
}
protected virtual void InitializeInternal() { }
public bool Initialize()
{
if (IsInitialized)
return false;
NotAssignedException.Check(this, _stateEnable);
InitializeInternal();
IsInitialized = true;
return true;
}
protected virtual void FinalizeInternal() { }
public bool Finalize()
{
if (!IsInitialized)
return false;
FinalizeInternal();
IsInitialized = false;
return true;
}
protected BaseEntity() => _id = Guid.NewGuid().ToString("D");
protected BaseEntity(string id) => _id = id;
}