public ActionResult GetGridData(string sidx, string sord, string filters, int page, int rows, string tableName, WebISGDatabaseType databaseType)
{
var jsonData = new JsonResult();
if (string.IsNullOrEmpty(tableName))
{
return jsonData;
}
var filterData = filters != null ? JsonConvert.DeserializeObject<FilterDataObject>(filters) : new FilterDataObject();
var rowCount = WebDataTable.GetRowCount(tableName, filterData, databaseType);
var currentPage = page;
var pageIndex = currentPage - 1;
var pageSize = rows != -1 ? rows : rowCount;
var totalRecords = rowCount;
var totalPages = (int)Math.Ceiling(totalRecords / (float)pageSize);
var dataTable = new WebDataTable(tableName, sidx, sord, pageIndex, pageSize, filterData, databaseType);
var rowData = new
{
total = totalPages,
page = currentPage,
records = totalRecords,
rows =
(
from row in dataTable.Rows
select new
{
id = row.RowId,
cell = row.CellValueArray
}
).ToArray()
};
jsonData = Json(rowData, JsonRequestBehavior.AllowGet);
return jsonData;
}
/// <summary>
/// This method is called to allow the user to download the entire table as a CSV file.
/// </summary>
/// <returns></returns>
public FileStreamResult DownloadFullExcel(string id, WebISGDatabaseType databaseType, bool showHiddenColumns = false)
{
//Create a workbook & worksheet
var wb = new XLWorkbook();
var ws = wb.Worksheets.Add(id);
if (!string.IsNullOrEmpty(id))
{
var filterData = new FilterDataObject();
var rowCount = WebDataTable.GetRowCount(id, filterData, databaseType);
var dataTable = new WebDataTable(id, "", "asc", 0, rowCount, filterData, databaseType);
// get column headers
var colHeaders = dataTable.Columns
.Where(c => !c.Name.Equals("act") &&
(showHiddenColumns || c.Hidden.ToLower() != "true"))
.Select(cd => cd.FriendlyName ?? string.Empty)
.ToArray();
// get row data
var rowsToInsert = new List<Array>();
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var row in dataTable.Rows)
{
rowsToInsert.Add(
row.Cells
.Where(cd => showHiddenColumns || cd.Column.Hidden.ToLower() != "true")
.Select(cd => cd.Value ?? string.Empty)
.ToArray()
);
}
// add data to worksheet
for (var i = 0; i < colHeaders.Length; i++)
{
ws.Cell(1, i + 1).Value = colHeaders[i];
}
// ReSharper disable once UnusedVariable
var table = ws.Cell(1, 1).InsertTable(rowsToInsert);
ws.Columns().AdjustToContents(1,99);
}
var memoryStream = new MemoryStream();
wb.SaveAs(memoryStream);
memoryStream.Flush();
memoryStream.Position = 0;
return File(memoryStream, "application/vnd.ms-excel", string.Format("{0}.xlsx", id));
}
