public static TablesModel Parse(ExcelPackage xlPackage, bool treatFirstRowAsHeader)
{
var tableModel = new TablesModel();
var workbook = xlPackage.Workbook;
if (workbook != null)
{
foreach (var worksheet in workbook.Worksheets)
{
var table = tableModel.Add();
table.Name = worksheet.Name;
if (worksheet.Dimension == null)
{
continue;
}
var rowCount = 0;
var firstIteration = rowCount;
var maxColumnNumber = worksheet.Dimension.End.Column;
var rows = worksheet.Cells.ToLookup(c => c.Start.Row);
var tableRows = Enumerable.Range(1, rows.Max(x => x.Key));
var worksheet1 = worksheet;
foreach (var rowNumber in tableRows)
{
var isFirstRow = rowCount == firstIteration;
rowCount++;
var rowModel = new TablesModel.RowModel();
if (isFirstRow && treatFirstRowAsHeader)
{
table.Header = rowModel;
}
else
{
table.Body.Add(rowModel);
}
var row = rows[rowNumber];
if (!row.Any())
{
for (var i = 0; i < maxColumnNumber; i++)
{
rowModel.AddCell();
}
continue;
}
var cells = row.OrderBy(cell => cell.Start.Column).ToList();
rowModel.Height = worksheet1.Row(rowCount).Height;
for (var i = 1; i <= maxColumnNumber; i++)
{
var cell = rowModel.AddCell();
var currentCell = cells.SingleOrDefault(c => c.Start.Column == i);
if (currentCell == null)
{
continue;
}
var colSpan = 1;
var rowSpan = 1;
var cellAddress = new ExcelAddress(currentCell.Address);
var mCellsResult = worksheet1.MergedCells
.Select(mCell => new { c = mCell, addr = new ExcelAddress(mCell) })
.Where(mCell =>
cellAddress.Start.Row >= mCell.addr.Start.Row &&
cellAddress.End.Row <= mCell.addr.End.Row &&
cellAddress.Start.Column >= mCell.addr.Start.Column &&
cellAddress.End.Column <= mCell.addr.End.Column)
.Select(mCell => mCell.addr).ToList();
if (mCellsResult.Any())
{
var mCells = mCellsResult.First();
//if the cell and the merged cell do not share a common start address then skip this cell as it's already been covered by a previous item
if (mCells.Start.Address != cellAddress.Start.Address)
{
continue;
}
if (mCells.Start.Column != mCells.End.Column)
{
colSpan += mCells.End.Column - mCells.Start.Column;
}
if (mCells.Start.Row != mCells.End.Row)
{
rowSpan += mCells.End.Row - mCells.Start.Row;
}
}
cell.Colspan = colSpan;
cell.Rowspan = rowSpan;
cell.Value = currentCell.Value.ToString();
}
}
}
}
return(tableModel);
}
