775 lines
25 KiB
C#
775 lines
25 KiB
C#
namespace QWERTYkez.ExcelProcessor;
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/// <summary>
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/// Внутренняя реализация <see cref="ICell"/>.
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/// </summary>
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internal sealed class ExcelCell : ICell
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{
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private readonly ExcelWriter _writer;
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private readonly ExcelSheet _sheet;
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private uint _row;
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private uint _col;
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internal ExcelCell(ExcelWriter writer, ExcelSheet sheet, uint row, uint col)
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{
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_writer = writer;
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_sheet = sheet;
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_row = row;
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_col = col;
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}
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public bool IsMerged
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{
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get
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{
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var range = GetMergedRange();
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return range != null;
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}
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}
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public IRange? GetMergedRange()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var mergeCells = GetMergeCells();
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if (mergeCells == null) return null;
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foreach (var mergeCell in mergeCells.Elements<MergeCell>())
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{
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if (TryParseRangeReference(mergeCell.Reference?.Value ?? string.Empty, out var range))
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{
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if (_row >= range.RowStart && _row <= range.RowEnd &&
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_col >= range.ColStart && _col <= range.ColEnd)
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return range;
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}
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}
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return null;
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}
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}
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public bool TryGetMergedRange(IRange range)
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{
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var merged = GetMergedRange();
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if (merged == null) return false;
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return merged.Equals(range);
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}
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public uint Row => _row;
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public uint Col => _col;
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public string ColLetter => CellAddressHelper.ColumnIndexToLetter(_col);
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public ICell MoveTo(uint rowIndex, uint colIndex)
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{
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if (rowIndex == _row && colIndex == _col) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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// Вырезать-вставить: копируем данные в новую позицию, очищаем старую
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var srcCell = GetCellElement();
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if (srcCell != null)
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{
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var cloned = (Cell)srcCell.CloneNode(true);
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InsertCellAt(rowIndex, colIndex, cloned);
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srcCell.Remove();
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}
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_row = rowIndex;
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_col = colIndex;
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}
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return this;
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}
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public ICell MoveTo(uint rowIndex, string colIndex) => MoveTo(rowIndex, CellAddressHelper.ColumnLetterToIndex(colIndex));
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public RowHeight Height
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{
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get => ExcelRow.GetHeight(_writer, _sheet, _row);
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set => ExcelRow.SetHeight(_writer, _sheet, _row, value);
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}
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public ColumnWidth Width
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{
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get => ExcelColumn.GetWidth(_writer, _sheet, _col);
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set => ExcelColumn.SetWidth(_writer, _sheet, _col, value);
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}
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public bool IsNumber
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{
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get
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{
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var cell = GetCellElement();
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if (cell == null) return false;
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if (cell.DataType != null && cell.DataType.Value == CellValues.Number) return true;
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// Если тип не указан, но значение число – Excel считает числом
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if (cell.DataType == null && cell.CellValue != null && double.TryParse(cell.CellValue.Text, out _)) return true;
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return false;
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}
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}
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public bool IsBoolean
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{
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get
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{
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var cell = GetCellElement();
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return cell != null && cell.DataType != null && cell.DataType.Value == CellValues.Boolean;
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}
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}
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public bool IsError
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{
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get
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{
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var cell = GetCellElement();
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return cell != null && cell.DataType != null && cell.DataType.Value == CellValues.Error;
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}
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}
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public bool IsDate
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{
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get
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{
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if (!IsNumber) return false;
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var format = GetNumberFormat();
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if (format == null) return false;
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// Встроенный формат: проверяем по ID
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if (format.Id.HasValue && format.Id.Value < 164)
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{
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int id = format.Id.Value;
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return (id >= 14 && id <= 22) || // даты
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(id >= 27 && id <= 36) || // время и дата-время
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(id >= 45 && id <= 47); // другие форматы времени
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}
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else
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{
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// Пользовательский формат: ищем символы даты/времени
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string code = format.Format?.ToLowerInvariant() ?? string.Empty;
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bool isDate = code.Contains('d') && code.Contains('m') && code.Contains('y');
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bool isTime = code.Contains('h') && code.Contains('m') && code.Contains('s');
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return isDate || isTime;
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}
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}
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}
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public bool IsLocked
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{
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get
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return false;
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return _writer.IsCellLocked(styleIndex);
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}
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}
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public bool HasFormula => GetCellElement()?.CellFormula != null;
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public string GetString()
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{
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var cell = GetCellElement();
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if (cell == null) return string.Empty;
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if (cell.DataType != null && cell.DataType.Value == CellValues.SharedString)
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{
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// Общая таблица строк
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if (uint.TryParse(cell.CellValue?.Text, out uint idx))
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return GetSharedString(idx);
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return string.Empty;
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}
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if (cell.DataType != null && cell.DataType.Value == CellValues.InlineString)
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{
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// Rich text – извлекаем весь текст
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return ExtractTextFromInlineString(cell.InlineString);
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}
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if (cell.DataType != null && cell.DataType.Value == CellValues.Boolean)
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return cell.CellValue?.Text ?? "FALSE";
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if (cell.DataType != null && cell.DataType.Value == CellValues.Error)
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return cell.CellValue?.Text ?? "#NULL!";
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// Число или общий тип
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return cell.CellValue?.Text ?? string.Empty;
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}
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/// <inheritdoc />
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public NumberFormatPattern? GetNumberFormat()
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return null;
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return _writer.GetNumberFormat(styleIndex);
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}
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/// <inheritdoc />
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public CellAlign GetCellAlign()
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return default;
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return _writer.GetCellAlign(styleIndex);
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}
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/// <inheritdoc />
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public CellBorder GetCellBorder()
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return default;
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return _writer.GetCellBorder(styleIndex);
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}
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/// <inheritdoc />
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public CellFill GetCellFill()
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return default;
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return _writer.GetCellFill(styleIndex);
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}
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/// <inheritdoc />
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public CellFont GetCellFont()
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{
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var cell = GetCellElement();
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if (cell?.StyleIndex?.Value is not uint styleIndex)
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return default;
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return _writer.GetCellFont(styleIndex);
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}
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public bool TryGetBoolean(out bool value)
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{
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value = false;
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var cell = GetCellElement();
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if (cell == null) return false;
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if (cell.DataType != null && cell.DataType.Value == CellValues.Boolean)
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{
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string txt = cell.CellValue?.Text ?? "0";
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value = txt == "1" || txt.Equals("true", StringComparison.OrdinalIgnoreCase);
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return true;
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}
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return false;
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}
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public bool? GetBoolean() => TryGetBoolean(out bool v) ? v : null;
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public bool TryGetDate(out DateTime value)
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{
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value = default;
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if (!IsNumber) return false;
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if (TryGetNumber(out double num))
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{
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// Excel даты: 1 января 1900 = 1, 1 января 1904 = 0 в 1904 системе
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// Предполагаем 1900 систему
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value = DateTime.FromOADate(num);
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return true;
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}
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return false;
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}
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public DateTime? TryGetDate() => TryGetDate(out DateTime d) ? d : null;
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public bool TryGetNumber(out double value)
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{
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value = 0;
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var cell = GetCellElement();
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if (cell == null) return false;
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if (cell.DataType != null && cell.DataType.Value == CellValues.Number)
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{
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if (cell.CellValue != null && double.TryParse(cell.CellValue.Text, NumberStyles.Any, CultureInfo.InvariantCulture, out value))
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return true;
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}
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else if (cell.DataType == null && cell.CellValue != null && double.TryParse(cell.CellValue.Text, NumberStyles.Any, CultureInfo.InvariantCulture, out value))
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return true;
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return false;
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}
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public double? TryGetNumber() => TryGetNumber(out double v) ? v : null;
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public bool TrySet(string formula, NumberFormatPattern? format = null)
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{
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if (string.IsNullOrEmpty(formula)) return false;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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cell.CellFormula = new CellFormula(formula);
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cell.DataType = null; // формула сама определяет тип
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if (format != null)
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SetNumberFormatInternal(cell, format);
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return true;
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}
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}
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public ICell Set(string formula, NumberFormatPattern? format = null)
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{
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if (!TrySet(formula, format))
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throw new InvalidOperationException("Failed to set formula");
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return this;
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}
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public ICell Set(NumberFormatPattern format)
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{
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if (format == null) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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SetNumberFormatInternal(cell, format);
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}
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return this;
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}
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/// <inheritdoc />
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public ICell Set(CellAlign align)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: null,
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border: null,
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align: align
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);
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cell.StyleIndex = (uint)styleIndex;
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return this;
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}
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}
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/// <inheritdoc />
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public ICell Set(CellBorder border)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: null,
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border: border,
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align: null
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);
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cell.StyleIndex = (uint)styleIndex;
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return this;
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}
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}
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/// <inheritdoc />
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public ICell Set(CellFill fill)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: fill,
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border: null,
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align: null
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);
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cell.StyleIndex = (uint)styleIndex;
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return this;
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}
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}
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/// <inheritdoc />
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public ICell Set(CellFont font)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: font,
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fill: null,
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border: null,
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align: null
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);
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cell.StyleIndex = (uint)styleIndex;
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return this;
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}
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}
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public ICell Text(Action<ICellText> value)
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{
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if (value == null) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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var textObj = new ExcelCellText();
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value(textObj);
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cell.InlineString = BuildInlineString(textObj);
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cell.DataType = CellValues.InlineString;
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cell.CellValue = null;
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cell.CellFormula = null;
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// Если есть разрыв строки (символ \n), включаем перенос текста для ячейки
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bool hasNewline = textObj.GetRuns().Any(r => r.Text != null && r.Text.Contains('\n'));
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if (hasNewline)
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{
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var currentAlign = GetCellAlign();
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if (currentAlign.WrapText != true)
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{
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var newAlign = new CellAlign
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{
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Horizontal = currentAlign.Horizontal,
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Vertical = currentAlign.Vertical,
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WrapText = true,
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ShrinkToFit = currentAlign.ShrinkToFit
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};
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Set(newAlign);
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}
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}
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}
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return this;
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}
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/// <inheritdoc />
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public ICellText? Text()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetCellElement();
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if (cell == null || cell.DataType?.Value != CellValues.InlineString || cell.InlineString == null)
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return null;
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var textObj = new ExcelCellText();
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foreach (var run in cell.InlineString.Elements<Run>())
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{
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string text = run.GetFirstChild<Text>()?.Text ?? string.Empty;
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RunFormat? format = null;
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if (run.RunProperties != null)
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{
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// Преобразуем RunProperties в RunFormat (можно вынести в отдельный метод)
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format = RunFormat.FromRunProperties(run.RunProperties);
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}
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textObj.AddRun(text, format);
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}
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return textObj;
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}
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}
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/// <inheritdoc />
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public bool TryText(out ICellText cellText)
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{
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cellText = Text()!;
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return cellText is not null;
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}
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public ICell Set(string value)
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{
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if (value == null) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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// Проверяем, можно ли сохранить как число?
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if (double.TryParse(value, out double num))
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{
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cell.DataType = CellValues.Number;
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cell.CellValue = new CellValue(num.ToString());
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}
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else
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{
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// Используем общую таблицу строк
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int idx = GetOrAddSharedString(value);
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cell.DataType = CellValues.SharedString;
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cell.CellValue = new CellValue(idx.ToString());
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}
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cell.InlineString = null;
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cell.CellFormula = null;
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}
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return this;
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}
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public ICell Set(bool value)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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cell.DataType = CellValues.Boolean;
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cell.CellValue = new CellValue(value ? "1" : "0");
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cell.InlineString = null;
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cell.CellFormula = null;
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}
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return this;
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}
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public ICell Set(DateTime value, NumberFormatPattern? format = null)
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{
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double oa = value.ToOADate();
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Set(oa, format);
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return this;
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}
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public ICell Set(decimal value, NumberFormatPattern? format = null) => Set((double)value, format);
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public ICell Set(double value, NumberFormatPattern? format = null)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetOrCreateCellElement();
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cell.DataType = CellValues.Number;
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cell.CellValue = new CellValue(value.ToString(CultureInfo.InvariantCulture));
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if (format != null)
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SetNumberFormatInternal(cell, format);
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}
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return this;
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}
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public ICell Set(float value, NumberFormatPattern? format = null) => Set((double)value, format);
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public ICell Set(int value, NumberFormatPattern? format = null) => Set((double)value, format);
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public ICell Set(long value, NumberFormatPattern? format = null) => Set((double)value, format);
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public void ClearContent()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetCellElement();
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if (cell != null)
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{
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cell.CellValue = null;
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cell.CellFormula = null;
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cell.InlineString = null;
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cell.DataType = null;
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}
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}
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}
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public void ClearFormat()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var cell = GetCellElement();
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cell?.StyleIndex = null;
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}
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}
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public void Clear()
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{
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ClearContent();
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ClearFormat();
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}
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public ICell CopyTo(uint rowIndex, uint colIndex, out ICell copiedCell)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var srcCell = GetCellElement();
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if (srcCell != null)
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{
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var cloned = (Cell)srcCell.CloneNode(true);
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InsertCellAt(rowIndex, colIndex, cloned);
|
||
copiedCell = new ExcelCell(_writer, _sheet, rowIndex, colIndex);
|
||
}
|
||
else
|
||
{
|
||
copiedCell = new ExcelCell(_writer, _sheet, rowIndex, colIndex);
|
||
}
|
||
return this;
|
||
}
|
||
}
|
||
|
||
public ICell CopyTo(uint rowIndex, string colIndex, out ICell copiedCell) =>
|
||
CopyTo(rowIndex, CellAddressHelper.ColumnLetterToIndex(colIndex), out copiedCell);
|
||
|
||
// Private helpers
|
||
|
||
private Cell? GetCellElement()
|
||
{
|
||
var sheetData = _sheet.GetSheetData();
|
||
var row = FindRowElement(sheetData, _row);
|
||
if (row == null) return null;
|
||
return FindCellInRow(row, _col);
|
||
}
|
||
|
||
private Cell GetOrCreateCellElement()
|
||
{
|
||
var sheetData = _sheet.GetSheetData();
|
||
var row = GetOrCreateRowElement(sheetData, _row);
|
||
var cell = FindCellInRow(row, _col);
|
||
if (cell != null) return cell;
|
||
cell = new Cell();
|
||
string cellRef = CellAddressHelper.ColumnIndexToLetter(_col) + _row.ToString();
|
||
cell.CellReference = cellRef;
|
||
InsertCellInRow(row, cell, _col);
|
||
return cell;
|
||
}
|
||
|
||
private static Row? FindRowElement(SheetData sheetData, uint rowIndex)
|
||
{
|
||
foreach (var row in sheetData.Elements<Row>())
|
||
if (row.RowIndex?.Value == rowIndex) return row;
|
||
return null;
|
||
}
|
||
|
||
private static Row GetOrCreateRowElement(SheetData sheetData, uint rowIndex)
|
||
{
|
||
var existing = FindRowElement(sheetData, rowIndex);
|
||
if (existing != null) return existing;
|
||
var newRow = new Row { RowIndex = rowIndex };
|
||
InsertRowElement(sheetData, newRow, rowIndex);
|
||
return newRow;
|
||
}
|
||
|
||
private static void InsertRowElement(SheetData sheetData, Row row, uint rowIndex)
|
||
{
|
||
bool inserted = false;
|
||
foreach (var existing in sheetData.Elements<Row>().ToList())
|
||
{
|
||
if (existing.RowIndex?.Value > rowIndex)
|
||
{
|
||
existing.InsertBeforeSelf(row);
|
||
inserted = true;
|
||
break;
|
||
}
|
||
}
|
||
if (!inserted) sheetData.Append(row);
|
||
}
|
||
|
||
private static Cell? FindCellInRow(Row row, uint colIndex)
|
||
{
|
||
foreach (var cell in row.Elements<Cell>())
|
||
{
|
||
if (CellAddressHelper.TryParseCellReference(cell.CellReference?.Value ?? string.Empty, out _, out uint col) && col == colIndex)
|
||
return cell;
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private static void InsertCellInRow(Row row, Cell cell, uint colIndex)
|
||
{
|
||
string newRef = CellAddressHelper.ColumnIndexToLetter(colIndex) + (row.RowIndex?.Value ?? 1).ToString();
|
||
cell.CellReference = newRef;
|
||
bool inserted = false;
|
||
foreach (var existing in row.Elements<Cell>().ToList())
|
||
{
|
||
if (CellAddressHelper.TryParseCellReference(existing.CellReference?.Value ?? string.Empty, out _, out uint existingCol) && existingCol > colIndex)
|
||
{
|
||
existing.InsertBeforeSelf(cell);
|
||
inserted = true;
|
||
break;
|
||
}
|
||
}
|
||
if (!inserted) row.Append(cell);
|
||
}
|
||
|
||
private void InsertCellAt(uint rowIndex, uint colIndex, Cell cell)
|
||
{
|
||
var sheetData = _sheet.GetSheetData();
|
||
var row = GetOrCreateRowElement(sheetData, rowIndex);
|
||
InsertCellInRow(row, cell, colIndex);
|
||
}
|
||
|
||
private void SetNumberFormatInternal(Cell cell, NumberFormatPattern format)
|
||
{
|
||
if (format == null) return;
|
||
int styleIndex = _writer.GetOrCreateCellFormatId(
|
||
numberFormat: format,
|
||
font: null,
|
||
fill: null,
|
||
border: null,
|
||
align: null
|
||
);
|
||
cell.StyleIndex = (uint)styleIndex;
|
||
}
|
||
|
||
private string GetSharedString(uint index)
|
||
{
|
||
return _writer.GetSharedString(index);
|
||
}
|
||
|
||
private int GetOrAddSharedString(string value)
|
||
{
|
||
return _writer.GetOrAddSharedString(value);
|
||
}
|
||
|
||
private string ExtractTextFromInlineString(InlineString? inlineString)
|
||
{
|
||
if (inlineString == null) return string.Empty;
|
||
var sb = new System.Text.StringBuilder();
|
||
foreach (var run in inlineString.Elements<Run>())
|
||
{
|
||
var text = run.GetFirstChild<Text>()?.Text ?? string.Empty;
|
||
sb.Append(text);
|
||
}
|
||
return sb.ToString();
|
||
}
|
||
|
||
private InlineString BuildInlineString(ExcelCellText textObj)
|
||
{
|
||
var inline = new InlineString();
|
||
foreach (var run in textObj.GetRuns())
|
||
{
|
||
var runElement = new Run();
|
||
// Всегда создаём элемент Text, даже если строка состоит из "\n"
|
||
runElement.Append(new Text(run.Text));
|
||
|
||
if (run.Format is { } fmt)
|
||
{
|
||
var rPr = new RunProperties();
|
||
if (fmt.IsBold == true) rPr.Append(new Bold());
|
||
if (fmt.IsItalic == true) rPr.Append(new Italic());
|
||
if (fmt.Underline.HasValue)
|
||
{
|
||
rPr.Append(new Underline
|
||
{
|
||
Val = fmt.Underline.Value switch
|
||
{
|
||
UnderlineStyle.Single => UnderlineValues.Single,
|
||
UnderlineStyle.Double => UnderlineValues.Double,
|
||
UnderlineStyle.SingleAccounting => UnderlineValues.SingleAccounting,
|
||
UnderlineStyle.DoubleAccounting => UnderlineValues.DoubleAccounting,
|
||
_ => throw new NotImplementedException(),
|
||
}
|
||
});
|
||
}
|
||
if (fmt.IsStrike == true) rPr.Append(new Strike());
|
||
if (fmt.Color.HasValue)
|
||
{
|
||
var excelColor = fmt.Color.Value.ToExcel();
|
||
rPr.Append(excelColor);
|
||
}
|
||
if (fmt.FontSize.HasValue)
|
||
rPr.Append(new FontSize { Val = fmt.FontSize.Value });
|
||
if (!string.IsNullOrEmpty(fmt.FontFamily))
|
||
rPr.Append(new RunFont { Val = fmt.FontFamily });
|
||
if (fmt.Vertical.HasValue)
|
||
{
|
||
var vertAlign = new VerticalTextAlignment
|
||
{
|
||
Val = fmt.Vertical.Value == VerticalTextRunAlignment.Superscript
|
||
? VerticalAlignmentRunValues.Superscript
|
||
: VerticalAlignmentRunValues.Subscript
|
||
};
|
||
rPr.Append(vertAlign);
|
||
}
|
||
runElement.RunProperties = rPr;
|
||
}
|
||
inline.Append(runElement);
|
||
}
|
||
return inline;
|
||
}
|
||
|
||
private MergeCells? GetMergeCells() =>
|
||
_sheet.Worksheet.GetFirstChild<MergeCells>();
|
||
|
||
private bool TryParseRangeReference(string reference, out ExcelRange range)
|
||
{
|
||
range = null!;
|
||
if (string.IsNullOrEmpty(reference)) return false;
|
||
string[] parts = reference.Split(':');
|
||
if (parts.Length != 2) return false;
|
||
if (!CellAddressHelper.TryParseCellReference(parts[0] + "1", out uint row1, out uint col1)) return false;
|
||
if (!CellAddressHelper.TryParseCellReference(parts[1] + "1", out uint row2, out uint col2)) return false;
|
||
uint rowStart = Math.Min(row1, row2), rowEnd = Math.Max(row1, row2);
|
||
uint colStart = Math.Min(col1, col2), colEnd = Math.Max(col1, col2);
|
||
range = new ExcelRange(_writer, _sheet, rowStart, colStart, rowEnd, colEnd);
|
||
return true;
|
||
}
|
||
} |