public async Task <TKey> SaveAsync(EasyStorableObject <TKey> obj)
{
if (obj == null)
{
return(default(TKey));
}
var keyType = typeof(TKey);
if (keyType == typeof(Guid))
{
var objId = (Guid)Convert.ChangeType(obj.Id, typeof(Guid));
if (objId == null || objId == Guid.Empty)
{
var id = Guid.NewGuid();
obj.Id = (TKey)Convert.ChangeType(id, keyType);
}
}
if (keyType == typeof(long))
{
var objId = (long)Convert.ChangeType(obj.Id, typeof(long));
if (objId <= 0)
{
var id = EasyAutoIncreament.NextId(nameof(TEntity), _StoragePath);
obj.Id = (TKey)Convert.ChangeType(id, keyType);
}
}
await File.WriteAllTextAsync(Path.Combine(_StoragePath, obj.Id + ".json"), JsonConvert.SerializeObject(obj));
return(obj.Id);
}
public async Task <Guid> SaveAsync(EasyStorableObject <Guid> obj)
{
if (obj == null)
{
return(Guid.Empty);
}
if (obj.Id.Equals(Guid.Empty))
{
obj.Id = Guid.NewGuid();
}
var idstring = obj.Id.ToString();
var _lock = _locks.GetOrAdd(idstring, _ => new SemaphoreSlim(1, 1));
try
{
await _lock.WaitAsync();
_cache.Set(idstring, obj,
new MemoryCacheEntryOptions()
.SetAbsoluteExpiration(TimeSpan.FromMinutes(15))
.RegisterPostEvictionCallback(
(key, value, reason, substate) => _lock.Release()
));
}
catch { _lock.Release(); }
finally { _lock.Release(); }
return(obj.Id);
}
public virtual async Task <string> SaveAsync(EasyStorableObject <string> obj)
{
if (obj == null)
{
return(string.Empty);
}
if (obj.Id?.Trim() == "")
{
obj.Id = null;
}
using (var ctx = RavenDbDocumentStoreHolder.Store.OpenAsyncSession())
{
await ctx.StoreAsync(obj);
await ctx.SaveChangesAsync();
}
return(obj.Id);
}
public virtual string Save(EasyStorableObject <string> obj)
{
return(SaveAsync(obj).GetAwaiter().GetResult());
}
public TKey Save(EasyStorableObject <TKey> obj)
{
return(SaveAsync(obj).GetAwaiter().GetResult());
}
public Guid Save(EasyStorableObject <Guid> obj)
{
return(SaveAsync(obj).GetAwaiter().GetResult());
}