/// <summary>
/// please sure call obj.BuildMetaData() before call this.
/// </summary>
/// <param name="provider"></param>
/// <param name="obj"></param>
/// <returns></returns>
protected async Task <T> CommitAsync(IObjectEditProvider <T> provider, T obj)
{
if (obj.HasError())
{
if (Debugger.IsAttached)
{
Debugger.Break();
}
return(null);
}
switch (this.Action)
{
case ObjectChangedAction.Create:
obj.ResetCreated();
var arg = new RequestActionEventArgs <T>(obj)
{
IsAccept = true
};
this.Creating.Fire(this, arg);
if (arg.IsAccept && await provider.InsertAsync(obj))
{
this.Clear();
this.Created.BeginFire(this, obj);
return(obj);
}
else
{
return(null);
}
case ObjectChangedAction.Modify:
if (await this.OnUpdateAsync(provider, obj))
{
this.Updated.BeginFire(this, obj);
return(obj);
}
else
{
return(null);
}
default:
throw new ArgumentOutOfRangeException();
}
}
protected virtual async Task <bool> OnUpdateAsync(IObjectEditProvider <T> provider, T obj) => await provider.UpdateAsync(obj);
public Task ExecuteAsync(IJasilyEntitySetReader<Model.JryVideo, string> reader, IObjectEditProvider<Model.JryVideo> provider)
=> this.CreateVersionAsync(reader, provider);
public Task ExecuteAsync(IJasilyEntitySetReader<JryFlag, string> reader, IObjectEditProvider<JryFlag> provider)
=> this.CreateVersionAsync(reader, provider);
public Task ExecuteAsync(IJasilyEntitySetReader<VideoRoleCollection, string> reader, IObjectEditProvider<VideoRoleCollection> provider)
=> this.CreateVersionAsync(reader, provider);
private async Task CreateVersionAsync<T>(IJasilyEntitySetReader<T, string> reader,
IObjectEditProvider<T> provider) where T : class, IObject
{
await ((MongoEntitySet<T>)reader).NotExistsFieldCursorAsync(nameof(IObject.Version), async z => await provider.UpdateAsync(z));
}
protected override async Task <bool> OnUpdateAsync(IObjectEditProvider <JryFlag> provider, JryFlag obj) => await((FlagManager)provider).UpdateNameAsync(obj.Type, this.OldValue, obj.Value);
public SubObjectSetProvider(IObjectEditProvider <T> parentManager, T parent)
{
this.parentManager = parentManager;
this.Parent = parent;
}