// try catch block for exception handling is added where "FilterMovies()" method is called
protected List <Movie> FilterMovies()
{
MovieCatalogBL context1 = new MovieCatalogBL();
// if both Items are selected
if (selectedItems == 2)
{ // select only those movies which have SVODRights and AncillaryRights set to "Yes"
// var query = context2.Movies.Where(m => m.SVODRights == "Yes" && m.AncillaryRights == "Yes").ToList();
var query1 = context1.GetMovies().Where(m => m.SVODRights == "Yes" && m.AncillaryRights == "Yes").ToList();
return(query1);
}
// if only one (first) Item is selected
else if (filterMoviesCheckBoxList.SelectedIndex == 0)
{ // if index is 0 then only first rights (SVOD), else only second rights (Ancillary)
var query1 = context1.GetMovies().Where(m => m.SVODRights == "Yes").ToList();
return(query1);
}
else // try this - (filterMoviesCheckBoxList.SelectedIndex == 1) -> NO!
{ // if index NOT 0 then only second rights (Ancillary) - (if index NOT 0 then it's 1, because there is only 2 items in list)
var query1 = context1.GetMovies().Where(m => m.AncillaryRights == "Yes").ToList();
return(query1);
}
}
protected void btnExportToExcel_Click(object sender, EventArgs e)
{
try
{
MovieCatalogBL context = new MovieCatalogBL();
List <Movie> movieList = context.GetMovies().ToList();
if (movieList.Count > 0)
{
string path = Server.MapPath("~/exportedfiles/");
if (!Directory.Exists(path)) // CHECK IF THE FOLDER EXISTS. IF NOT, CREATE A NEW FOLDER.
{
Directory.CreateDirectory(path);
}
// "File.Delete" method does not throw an exception when a file doesn't exist.
File.Delete(path + "Movies.xls"); // DELETE THE FILE BEFORE CREATING A NEW ONE.
// ADD A WORKBOOK USING THE EXCEL APPLICATION.
Excel.Application xlAppToExport = new Excel.Application();
xlAppToExport.Workbooks.Add("");
// ADD A WORKSHEET.
Excel.Worksheet xlWorkSheetToExport = default(Excel.Worksheet);
xlWorkSheetToExport = (Excel.Worksheet)xlAppToExport.Sheets["Sheet1"];
// ROW ID FROM WHERE THE DATA STARTS SHOWING.
int iRowCnt = 4;
// SHOW THE HEADER.
xlWorkSheetToExport.Cells[1, 1] = "Movies list.";
Excel.Range range = xlWorkSheetToExport.Cells[1, 1] as Excel.Range;
range.EntireRow.Font.Name = "Arial";
range.EntireRow.Font.Bold = true;
range.EntireRow.Font.Size = 20;
// Depends how long the title is
xlWorkSheetToExport.Range["A1:F1"].MergeCells = true; // MERGE CELLS OF THE HEADER.
// SHOW COLUMNS ON THE TOP.
xlWorkSheetToExport.Cells[iRowCnt - 1, 1] = "Title";
xlWorkSheetToExport.Cells[iRowCnt - 1, 2] = "Country";
xlWorkSheetToExport.Cells[iRowCnt - 1, 3] = "Genre";
xlWorkSheetToExport.Cells[iRowCnt - 1, 4] = "Year Of Production";
xlWorkSheetToExport.Cells[iRowCnt - 1, 5] = "Content Provider";
xlWorkSheetToExport.Cells[iRowCnt - 1, 6] = "Duration";
xlWorkSheetToExport.Cells[iRowCnt - 1, 7] = "IPTV Rights";
xlWorkSheetToExport.Cells[iRowCnt - 1, 8] = "VOD Rights";
xlWorkSheetToExport.Cells[iRowCnt - 1, 9] = "SVOD Rights";
xlWorkSheetToExport.Cells[iRowCnt - 1, 10] = "Ancillary Rights";
xlWorkSheetToExport.Cells[iRowCnt - 1, 11] = "Start Date";
xlWorkSheetToExport.Cells[iRowCnt - 1, 12] = "Expiry Date";
xlWorkSheetToExport.Cells[iRowCnt - 1, 13] = "Comment";
foreach (var item in movieList)
{
xlWorkSheetToExport.Cells[iRowCnt, 1] = item.OriginalName;
xlWorkSheetToExport.Cells[iRowCnt, 2] = item.Country;
xlWorkSheetToExport.Cells[iRowCnt, 3] = item.Genre;
xlWorkSheetToExport.Cells[iRowCnt, 4] = item.Year;
xlWorkSheetToExport.Cells[iRowCnt, 5] = item.ContentProvider;
// Duration has to be converted to string (Duration.ToString()), otherwise data can not be exported
xlWorkSheetToExport.Cells[iRowCnt, 6] = item.Duration.ToString();
xlWorkSheetToExport.Cells[iRowCnt, 7] = item.RightsIPTV;
xlWorkSheetToExport.Cells[iRowCnt, 8] = item.RightsVOD;
xlWorkSheetToExport.Cells[iRowCnt, 9] = item.SVODRights;
xlWorkSheetToExport.Cells[iRowCnt, 10] = item.AncillaryRights;
xlWorkSheetToExport.Cells[iRowCnt, 11] = item.StartDate;
xlWorkSheetToExport.Cells[iRowCnt, 12] = item.ExpireDate;
xlWorkSheetToExport.Cells[iRowCnt, 13] = item.Comment;
iRowCnt = iRowCnt + 1;
}
// FINALLY, FORMAT THE EXCEL SHEET USING EXCEL'S AUTOFORMAT FUNCTION.
Excel.Range range1 = xlAppToExport.ActiveCell.Worksheet.Cells[4, 1] as Excel.Range;
range1.AutoFormat(ExcelAutoFormat.xlRangeAutoFormatList3);
// Set width of Column
xlWorkSheetToExport.Columns[2].ColumnWidth = 25;
xlWorkSheetToExport.Columns[7].ColumnWidth = 25;
xlWorkSheetToExport.Columns[8].ColumnWidth = 25;
// SAVE THE FILE IN A FOLDER. (XLS or XLSX format)
xlWorkSheetToExport.SaveAs(path + "Movies.xls");
// xlWorkSheetToExport.SaveAs(path + "Movies.xlsx");
// CLEAR.
xlAppToExport.Workbooks.Close();
xlAppToExport.Quit();
xlAppToExport = null;
xlWorkSheetToExport = null;
lblMessage.Text = "Data Exported.";
lblMessage.Attributes.Add("style", "color:green; font: bold 14px/16px Sans-Serif,Arial");
}
}
catch (IOException)
{
lblMessage.Text = "There was an error while exporting data. Check if file is in use by another application (MS Excel).";
lblMessage.Attributes.Add("style", "color:red; font: bold 14px/16px Sans-Serif,Arial");
}
catch (Exception)
{
lblMessage.Text = "There was an error while exporting data. Try again.";
lblMessage.Attributes.Add("style", "color:red; font: bold 14px/16px Sans-Serif,Arial");
}
}
private void BindGridView1()
{
//try - START
try
{
// if "sortDirection" is not set then on first PageLoad there will be error
string sortDirection = "ASC";
string sortExpression = "";
MovieCatalogBL context = new MovieCatalogBL();
var query = context.GetMovies();
// if there is no filter - get all movies
if (filterMoviesCheckBoxList.SelectedIndex == -1)
{
query = context.GetMovies();
if (ViewState["SortDirection"] != null)
{
sortDirection = ViewState["SortDirection"].ToString();
}
if (ViewState["SortExpression"] != null)
{
sortExpression = ViewState["SortExpression"].ToString();
if (sortDirection == "ASC")
{
query = query.OrderBy(mov => mov.GetType().GetProperty(sortExpression).GetValue(mov, null)).ToList();
}
else if (sortDirection == "DESC")
{
query = query.OrderByDescending(mov => mov.GetType().GetProperty(sortExpression).GetValue(mov, null)).ToList();
}
}
} // END OF: if there is no filter - get all movies
// If there is filter - Start
else
{
if (ViewState["SortDirection"] != null)
{
sortDirection = ViewState["SortDirection"].ToString();
}
if (ViewState["SortExpression"] != null)
{
sortExpression = ViewState["SortExpression"].ToString();
if (sortDirection == "ASC")
{
query = FilterMovies().OrderBy(mov => mov.GetType().GetProperty(sortExpression).GetValue(mov, null)).ToList();
}
else if (sortDirection == "DESC")
{
query = FilterMovies().OrderByDescending(mov => mov.GetType().GetProperty(sortExpression).GetValue(mov, null)).ToList();
}
}
} // If there is filter - END
GridView1.DataSource = query;
GridView1.DataBind();
// TRY -END
}
catch (Exception ex)
{
lblMessage.ForeColor = System.Drawing.Color.Red;
lblMessage.Text = "An error occurred while retrieving movies. Please try again." + "<br/>" + ex.ToString();
}
}
