public async Task <IActionResult> ShowAll(int?page) //variable name need to match asp-route name, use a nullable int because don't have a page to begin with
{
const int PageSize = 2;
int pageNumber = page.HasValue ? page.Value : 1;
ViewData["CurrentPage"] = pageNumber;
int maxPage = await GetMaxPage(PageSize);
ViewData["MaxPage"] = maxPage;
List <Clothing> clothes = await ClothingDb.GetClothingByPage(_context, pageNumber, PageSize); //database context is injected by the framework using the constructor makes it so you do have to create new database objects everyone you need it
return(View(clothes));
}
public async Task <IActionResult> ShowAll(int?page)
{
const int PageSize = 2;
// https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/operators/null-coalescing-operator
int pageNumber = page ?? 1;
ViewData["CurrentPage"] = pageNumber;
int maxPage = await GetMaxPage(PageSize);
ViewData["MaxPage"] = maxPage;
List <Clothing> clothes = await ClothingDb.GetClothingByPage(_context, pageNum : pageNumber, pageSize : PageSize);
return(View(clothes));
}
public async Task <IActionResult> ShowAll(int?page)
{
const int PageSize = 2;
// Null-coalescing operator ??
int pageNumber = page ?? 1; //use page number, if not there use 1, C# Null coalescing Operator, look it up
ViewData["CurrentPage"] = pageNumber;
int maxPage = await GetMaxPage(PageSize);
ViewData["MaxPage"] = maxPage;
// Just a placeholder ...
List <Clothing> clothes =
await ClothingDb.GetClothingByPage(_context, pageNum : pageNumber, pageSize : PageSize);
return(View(clothes));
}
public async Task <IActionResult> ShowAll(int?page)
{
const int PageSize = 2;
// if page is not null, use its value... otherwise use 1
// int pageNumber = page.HasValue ? page.Value : 1;
// NUll
int pageNumber = page ?? 1; // same as above
ViewData["CurrentPage"] = pageNumber;
int maxPage = await GetMaxPage(PageSize);
ViewData["MaxPage"] = maxPage;
List <Clothing> clothes = await ClothingDb.GetClothingByPage(_context, pageNum : pageNumber, pageSize : PageSize);
return(View(clothes));
}
public async Task <IActionResult> ShowAll(int?page) //page comes from "asp-route-page" in the ShowAll.cshtml (located in pagination ul)
{
const int PAGE_SIZE = 2;
// Null-coalescing operator: ??
// https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/operators/null-coalescing-operator
int pageNumber = page ?? 1;
ViewData["CurrentPage"] = pageNumber;
int maxPage = await GetMaxPage(PAGE_SIZE);
ViewData["MaxPage"] = maxPage;
List <Clothing> clothes = await ClothingDb.GetClothingByPage(_context, pageNum : pageNumber, pageSize : PAGE_SIZE);
return(View(clothes));
}