public async Task <ActionResult <Page <StudentDto> > > ListAsync([FromQuery] StudentFilterPagedRequest request)
{
var pageSize = request.PageSize ?? 10;
var pageIndex = request.PageIndex ?? 0;
if (pageSize < 10)
{
pageSize = 10;
}
var totalItems = await _studentCrudService.CountAsync(
new StudentSpecification(
sex : request.Sex,
fullname : request.Fullname,
callsign : request.Callsign,
group : request.Group));
var lastPageIndex = totalItems / pageSize;
//if (totalItems == pageSize * lastPageIndex)
// lastPageIndex--;
if (pageIndex > lastPageIndex)
{
pageIndex = lastPageIndex;
}
if (pageIndex < 0)
{
pageIndex = 0;
}
var filter = new StudentSpecification(
skip: pageSize * pageIndex,
take: pageSize,
sex: request.Sex,
fullname: request.Fullname,
callsign: request.Callsign,
@group: request.Group);
var students = await _studentCrudService.ListAsync(filter)
.Select(DtoExtensions.ToDto)
.ToArrayAsync();
return(new Page <StudentDto>
{
IsLastPage = pageIndex == lastPageIndex,
PageIndex = pageIndex,
PageSize = pageSize,
Items = students,
});
}
public async Task <bool> SeedAsync()
{
var count = await CrudService.CountAsync();
if (count > 0)
{
return(false);
}
await AddEntities();
return(true);
}