public async Task <IForum[]> ListForums([FromService] IDatabaseContext databaseContext)
{
var context = databaseContext.GetWrappedContext <IForum>();
var queryable = context.Query().Include(t => t.Board);
IValueProvider valueProvider = Context.DomainContext.GetRequiredService <IValueProvider>();
string id = valueProvider.GetValue <string>("id");
if (id != null)
{
var converter = TypeDescriptor.GetConverter(EntityDescriptor.GetMetadata <IBoard>().KeyType);
var idObj = converter.ConvertFrom(id);
queryable = queryable.Where(t => t.Board.Index == idObj);
}
var e = new EntityQueryEventArgs <IForum>(queryable);
await RaiseAsyncEvent(ForumQueryEvent, e);
queryable = e.Queryable;
var items = await queryable.ToArrayAsync();
var obj = _ForumCastMethod.Invoke(null, new object[] { items });
obj = _ForumToArrayMethod.Invoke(null, new object[] { obj });
return((IForum[])obj);
}
private Task Domain_EntityQuery(IDomainExecutionContext context, EntityQueryEventArgs <T> e)
{
var valueProvider = context.DomainContext.GetRequiredService <IValueProvider>();
var threadId = valueProvider.GetValue <Guid?>("id");
if (!threadId.HasValue)
{
return(Task.CompletedTask);
}
Guid key = threadId.Value;
e.Queryable = e.Queryable.Wrap <IPost, T>().Where(t => t.Thread.Index == threadId.Value.Wrap()).Unwrap <IPost, T>();
return(Task.CompletedTask);
}
private Task Domain_PostQuery(IDomainExecutionContext context, EntityQueryEventArgs <IPost> e)
{
var valueProvider = context.DomainContext.GetRequiredService <IValueProvider>();
var page = valueProvider.GetValue <int?>("page");
EntityPagerOption option = context.DomainContext.Options.GetOption <EntityPagerOption>();
if (option == null)
{
option = new EntityPagerOption();
context.DomainContext.Options.SetOption(option);
option.CurrentSize = 10;
}
option.CurrentPage = page ?? 1;
return(Task.CompletedTask);
}
public async Task <IViewModel <IThread> > ListThreads([FromService] IDatabaseContext databaseContext, [FromValue] string id)
{
var converter = TypeDescriptor.GetConverter(EntityDescriptor.GetMetadata <IThread>().KeyType);
var idObj = converter.ConvertFrom(id);
var context = databaseContext.GetWrappedContext <IThread>();
var queryable = context.Query().Include(t => t.Member).Where(t => t.Forum.Index == idObj && !t.IsDeleted);
var e = new EntityQueryEventArgs <IThread>(queryable);
await RaiseAsyncEvent(ThreadQueryEvent, e);
queryable = e.Queryable;
if (e.IsOrdered)
{
queryable = ((IOrderedQueryable <IThread>)queryable).ThenByDescending(t => t.CreateDate);
}
else
{
queryable = queryable.OrderByDescending(t => t.CreateDate);
}
IViewModel model = (IViewModel)Activator.CreateInstance(_ThreadViewModelType, _ThreadUnwrapMethod.Invoke(null, new object[] { queryable }));
EntityPagerOption pagerOption = Context.DomainContext.Options.GetOption <EntityPagerOption>();
if (pagerOption != null)
{
model.SetSize(pagerOption.CurrentSize);
}
await model.UpdateTotalPageAsync();
if (pagerOption != null)
{
model.SetPage(pagerOption.CurrentPage);
}
await model.UpdateItemsAsync();
return((IViewModel <IThread>)model);
}
