public async Task <PaginatedList <UserDto> > Handle(FilterQuery query, CancellationToken cancellationToken)
{
var model = new UserDto
{
UserId = query.UserId ?? string.Empty,
UserName = query.UserName,
Email = query.Email ?? string.Empty,
FirstName = query.FirstName ?? string.Empty,
LastName = query.LastName ?? string.Empty
};
var key = query.Identify();
try
{
_logger.LogInformation("[WLODZIMIERZ.API / Users] Reading from the cache: {Name} {@Query}",
nameof(FilterQuery), query);
return(await ReadFromCache(key));
}
catch (NotFoundException)
{
_logger.LogWarning("[WLODZIMIERZ.API / Users] No entry found for the passed key in the cache");
_logger.LogInformation("[WLODZIMIERZ.API / Users] Reading from the database: {Name} {@Query}",
nameof(FilterQuery), query);
return(await ReadFromDatabase(query, model, key));
}
}
// Helpers.
private async Task <PaginatedList <UserDto> > ReadFromDatabase(FilterQuery query, UserDto model, object key)
{
return(await _identityService.GetAll()
.ProjectTo <UserDto>(_mapper.ConfigurationProvider)
.Where(await model.FilterAsync())
.ProjectToPaginatedListAsync(query.PageNumber, query.PageSize)
.Cache(_cache, key));
}
