/// <summary>
/// Tworzenie modelu
/// </summary>
/// <typeparam name="T">Typ obiektu</typeparam>
/// <typeparam name="U">TYp filtra</typeparam>
/// <param name="filterKey">Klucz do zapisanego filtra w sesji</param>
/// <param name="settingsKey">Klucz do zapisanych stawień w sesji</param>
/// <param name="page">Strona</param>
/// <param name="sortExpression">Wyrażenie sortowania</param>
/// <param name="accending">rosnące?</param>
/// <param name="repo">Analizowany zbiór</param>
/// <returns></returns>
protected T CreateModel <T, U, Q>(
FilterSettingsKey filterKey, PageSettingsKey settingsKey,
int?page,
string sortExpression,
bool?accending,
IQueryable <Q> repo, delegateFilter <U, Q> method)
where T : ListViewModel
where U : ViewModelFilterBase
where Q : Entity
{
var filter = PageSettingsOrder <U>(filterKey, settingsKey, ref page, ref sortExpression, ref accending);
page = page ?? 1;
sortExpression = string.IsNullOrEmpty(sortExpression) ? "Id" : sortExpression;
accending = !accending.HasValue || accending.Value;
// Przygotowanie informacji o stronnicowaniu
var paginationInfo = new AdPaginationInfo
{
Accending = (bool)accending,
ItemsPerPage = ItemsPerPage,
RequestedPage = (int)page,
SortExpression = sortExpression
};
// Pobranie danych z repozytorium
var query = repo;
filter = method(ref query, filter);
paginationInfo.OutResultsFound = query.Count();
int correctPageNo;
var skip = GetSkip(paginationInfo.RequestedPage, paginationInfo.ItemsPerPage, paginationInfo.OutResultsFound, out correctPageNo);
paginationInfo.RequestedPage = correctPageNo;
if (PageSettings.GetFromSession(PageSettingsKey.CampaignCategoriesPageSettings) != null)
{
PageSettings.GetFromSession(PageSettingsKey.CampaignCategoriesPageSettings).Page = paginationInfo.RequestedPage;
}
query = query.OrderBy(paginationInfo.SortExpression, paginationInfo.Accending).Skip(skip).Take(paginationInfo.ItemsPerPage);
var test = query.ToList();
var ret = Activator.CreateInstance <T>();
// Zbudowanie modelu listy
ret.Query = (IQueryable <Entity>)query;
ret.CurrentPage = paginationInfo.RequestedPage;
ret.SortExpression = paginationInfo.SortExpression;
ret.NumberOfResults = paginationInfo.OutResultsFound;
ret.ItemsPerPage = paginationInfo.ItemsPerPage;
ret.SortAccending = paginationInfo.Accending;
ret.FilerBase = filter;
return(ret);
}
/// <summary>
/// Zbudowanie modelu
/// </summary>
/// <param name="statementType">Typ zestawienia</param>
/// <param name="Page">Numer żądanej strony</param>
/// <param name="SortExpression">Pole do sortowania</param>
/// <param name="Ascending">Czy sortować rosnąco</param>
/// <param name="filter">Obiekt filtrów</param>
private StatisticsStatementListViewModel CreateModel(StatisticsStatementType statementType,
int?Page,
string SortExpression,
bool?Ascending,
StatisticsStatementListViewModelFilter filter)
{
var page = Page ?? 1;
var sortExpression = string.IsNullOrEmpty(SortExpression) ? "TotalDisplayCount" : SortExpression;
var ascending = Ascending.HasValue && Ascending.Value;
const int itemsPerPage = 10;
// Zbuduj obiekt informacyjny dla stronnicowania
var paginationInfo = new AdPaginationInfo
{
Accending = ascending,
ItemsPerPage = itemsPerPage,
RequestedPage = page,
SortExpression = sortExpression
};
var statements = _repository.StatisticsStatements(filter, paginationInfo, statementType, (User.IsInRole("Admin") ? 0 : User.GetUserIDInt()));
var model = new StatisticsStatementListViewModel
{
StatementType = statementType,
Statement = statements.ToList(),
CurrentPage = paginationInfo.RequestedPage,
SortExpression = paginationInfo.SortExpression,
NumberOfResults = paginationInfo.OutResultsFound,
ItemsPerPage = paginationInfo.ItemsPerPage,
SortAccending = paginationInfo.Accending,
Filters = filter ?? new StatisticsStatementListViewModelFilter()
};
// Określ adres powrotny w zależności od wybranego rodzaju zestawienia
switch (statementType)
{
case StatisticsStatementType.Campaign:
model.DestinationURL = "Campaign";
model.StatementTitle = "Zestawienie kampanii";
break;
case StatisticsStatementType.MultimediaObject:
model.DestinationURL = "MultimediaObjects";
model.StatementTitle = "Zestawienie obiektów multimedialnych";
break;
default:
model.StatementTitle = "Zestawienie";
break;
}
return(model);
}
public override bool Equals(object obj)
{
AdPaginationInfo other = obj as AdPaginationInfo;
if (other != null)
{
return(other.Accending == this.Accending &&
other.ItemsPerPage == this.ItemsPerPage &&
other.OutResultsFound == this.OutResultsFound &&
other.RequestedPage == this.RequestedPage &&
other.SortExpression == this.SortExpression);
}
return(false);
}
