public IActionResult PagedResponse <TSummary, TPayload>(List <TPayload> payload, TSummary summary)
where TSummary : PayloadSummary
{
var result = new PagedResponseModel <TPayload, TSummary>(payload, summary);
return(JsonResult(result));
}
public static PagedMetaModel <TRequest, TResponse> GetPagedMeta <TRequest, TResponse>(
this IUrlHelper urlHelper,
TRequest pagedRequestModel,
PagedResponseModel <TResponse> pagedResponseModel,
HttpMethod method = HttpMethod.GET)
where TRequest : PagedRequestModel
where TResponse : class, new()
{
PagedMetaModel <TRequest, TResponse> pagedMetaModel = new PagedMetaModel <TRequest, TResponse>(urlHelper, pagedRequestModel, pagedResponseModel, method);
return(pagedMetaModel);
}
public void ConstructorTest3()
{
var list = new string[] { "test", "test2" };
var p = new PagedResponseModel <string>("tmp", list, list.LongLength, 0, 10);
Assert.Equal(200, p.Status);
Assert.Equal("tmp", p.Title);
Assert.Equal(list, p.Data);
Assert.Equal(list.LongLength, p.TotalCount);
Assert.Equal(0, p.Page);
Assert.Equal(10, p.PageSize);
}
// Get
public Task <PagedResponseModel <UserModel> > GetPagedAsync(PagedRequestModel model, CancellationToken cancellationToken = default)
{
var query = _userRepo.Get();
var total = query.Count();
var items = query.QueryTo <UserModel>().OrderByDescending(x => x.CreatedTime).Skip(model.Skip).Take(model.Take).ToList();
var pagedResponse = new PagedResponseModel <UserModel> {
Total = total, Items = items
};
return(Task.FromResult(pagedResponse));
}
public IActionResult Index([FromQuery] PagedRequestModel model)
{
model.Skip = model.Take <= 0 ? 0 : model.Skip;
model.Take = model.Take <= 0 ? 10 : model.Take;
// Sample Data
var users = new List <UserModel>();
for (int i = 0; i < 100; i++)
{
users.Add(new UserModel
{
Id = i + 1,
FullName = $"User {i + 1}"
});
}
// Queryable Data
var query = users.AsQueryable();
// Paged Result
var total = query.Count();
var data = query.OrderBy(x => x.Id).Skip(model.Skip).Take(model.Take).ToList();
var pagedResult = new PagedResponseModel <UserModel>
{
Total = total,
Items = data,
AdditionalData = new Dictionary <string, object>
{
{ "Sum of Id", data.Select(x => x.Id).DefaultIfEmpty(0).Sum() }
// More additional Data if need
}
};
// Generate Paged Meta
var pagedMeta = Url.GetPagedMeta(model, pagedResult);
return(Ok(pagedMeta));
}
public void ConstructorTest4()
{
var list = new string[] { "test", "test2", "test3" };
var pr = new MockPagedResults()
{
Data = list,
Page = 2,
PageSize = 20,
TotalCount = list.LongLength
};
Assert.Throws <ArgumentNullException>("pagedResults", () => new PagedResponseModel <string>("title", (IPagedResponse <string>)null));
var p = new PagedResponseModel <string>("tmp2", pr);
Assert.Equal(200, p.Status);
Assert.Equal("tmp2", p.Title);
Assert.Equal(list, p.Data);
Assert.Equal(pr.Page, p.Page);
Assert.Equal(pr.PageSize, p.PageSize);
Assert.Equal(pr.TotalCount, p.TotalCount);
}
