// Helpers.
private async Task <PaginatedList <ConversationDto> > ReadFromDatabase(ConversationsQuery query)
{
var conversations = await _context.Conversations
.Where(e => e.LeftUserId == query.OwnerUserId || e.RightUserId == query.OwnerUserId)
.OrderBy(x => x.ConversationId)
.ProjectTo <ConversationDto>(_mapper.ConfigurationProvider)
.PaginatedListAsync(query.PageNumber, query.PageSize)
.MapMessageAsync(_context, _mapper);
await _usersFacade.MapAsync(conversations);
await _cache.CreateAsync(conversations);
return(conversations);
}
public async Task <PaginatedList <ConversationDto> > Handle(ConversationsQuery request,
CancellationToken cancellationToken)
{
return(await ReadFromDatabase(request));
#if CACHE
try
{
return(await ReadFromCache());
}
catch (NotFoundException)
{
return(await ReadFromDatabase(request));
}
#endif
}
