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@ -37,7 +37,7 @@ public class ClosedXmlExportImportService : IExportImportService |
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var ws = workbook.Worksheets.Add(name); |
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//
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var type = typeof(TExportModel); |
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var propertyList = GetPropertiesForImportModel(type); |
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var propertyList = GetProperties(type); |
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var rowIndex = 1; |
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for (var i = 0; i < propertyList.Length; i++) |
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{ |
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@ -53,8 +53,9 @@ public class ClosedXmlExportImportService : IExportImportService |
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{ |
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var property = propertyList[i]; |
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var columnIndex = i + 1; |
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var value = property.GetValue(model)?.ToString(); |
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var cell = ws.Cell(rowIndex, columnIndex); |
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cell.Value = property.GetValue(model)?.ToString(); |
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SetCell(model, cell, property); |
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} |
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}); |
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//
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@ -81,7 +82,7 @@ public class ClosedXmlExportImportService : IExportImportService |
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var name = type.GetDisplayName(); |
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var fileName = $"{name}_导入模板.xlsx"; |
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var ws = workbook.Worksheets.Add(name); |
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var properties = GetPropertiesForImportModel(type); |
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var properties = GetProperties(type); |
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for (var i = 0; i < properties.Length; i++) |
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{ |
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var property = properties[i]; |
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@ -99,15 +100,15 @@ public class ClosedXmlExportImportService : IExportImportService |
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return result; |
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} |
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public IList<TImportModel> Import<TImportModel>(byte[] bytes) |
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public IList<TImportModel> Import<TImportModel>(Stream stream) |
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{ |
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try |
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{ |
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var result = new List<TImportModel>(); |
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//
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using var workbook = new XLWorkbook(new MemoryStream(bytes)); |
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using var workbook = new XLWorkbook(stream); |
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var type = typeof(TImportModel); |
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var properties = GetPropertiesForImportModel(type).ToDictionary(o => o.GetCustomAttribute<ImporterHeaderAttribute>()?.Name ?? o.GetCustomAttribute<DisplayAttribute>()?.Name ?? o.Name); |
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var properties = GetProperties(type).ToDictionary(o => o.GetCustomAttribute<ImporterHeaderAttribute>()?.Name ?? o.GetDisplayName() ?? o.Name); |
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var name = type.GetCustomAttribute<DisplayAttribute>()?.Name ?? typeof(TImportModel).Name; |
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var ws = workbook.Worksheets.FirstOrDefault(); |
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if (ws != null) |
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@ -121,40 +122,12 @@ public class ClosedXmlExportImportService : IExportImportService |
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{ |
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var columnIndex = j + 1; |
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var cell = row.Cell(columnIndex); |
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var value = cell.Value; |
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if (value.ToString() != "") |
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var headerName = ws.Cell(1, columnIndex).Value.ToString().Trim(); |
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var value = cell.Value.ToString().Trim(); |
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if (!string.IsNullOrEmpty(value) && properties.TryGetValue(headerName, out var property)) |
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{ |
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var headerName = ws.Cell(1, columnIndex).Value.ToString().Trim(); |
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properties.TryGetValue(headerName, out var property); |
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if (property != null) |
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{ |
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var propertyType = property.PropertyType; |
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if (propertyType.IsEnum) |
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{ |
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var enumValue = Enum.GetNames(propertyType) |
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.Select(o => new KeyValuePair<string, Enum>(o, (Enum)Enum.Parse(propertyType, o))) |
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.Where(o => o.Value.GetDisplayName() == value.ToString()) |
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.Select(o => o.Value) |
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.FirstOrDefault(); |
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property.SetValue(model, enumValue); |
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} |
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else if (propertyType.Name == nameof(Boolean)) |
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{ |
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if (value.GetText() == "是") |
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{ |
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property.SetValue(model, true); |
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} |
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else |
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{ |
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property.SetValue(model, false); |
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} |
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} |
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else |
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{ |
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var propertyValue = Convert.ChangeType(value.ToString(), propertyType, CultureInfo.InvariantCulture); |
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property.SetValue(model, propertyValue); |
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} |
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} |
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SetProperty(model, property, value); |
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} |
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} |
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result.Add(model); |
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@ -169,10 +142,79 @@ public class ClosedXmlExportImportService : IExportImportService |
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} |
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} |
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private static PropertyInfo[] GetPropertiesForImportModel(Type type) |
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private static PropertyInfo[] GetProperties(Type type) |
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{ |
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return type.GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.GetProperty) |
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.Where(o => o.GetCustomAttribute<ImporterHeaderAttribute>(true) == null || !o.GetCustomAttribute<ImporterHeaderAttribute>()!.IsIgnore) |
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var properties = type.GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.GetProperty); |
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return properties |
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.Where(o => o.PropertyType == typeof(string) || o.PropertyType.IsNullableType() || o.PropertyType.IsValueType) |
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.Where(o => !o.GetCustomAttributes<ScaffoldColumnAttribute>(true).Any()) |
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.Where(o => !o.GetCustomAttributes<ImporterHeaderAttribute>(true).Any() || !o.GetCustomAttribute<ImporterHeaderAttribute>(true)!.IsIgnore) |
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.ToArray(); |
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} |
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/// <summary>
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/// 导出设置单元格
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/// </summary>
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private static void SetCell<TExportModel>(TExportModel? model, IXLCell cell, PropertyInfo property) |
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{ |
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var propertyType = property.PropertyType.GetUnderlyingType(); |
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var value = property.GetValue(model)?.ToString()?.Trim(); |
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if (string.IsNullOrEmpty(value)) |
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{ |
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return; |
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} |
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if (propertyType == typeof(bool)) |
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{ |
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cell.Value = (bool)property.GetValue(model)! ? "是" : "否"; |
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} |
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else if (propertyType.IsEnum) |
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{ |
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cell.Value = (Enum.Parse(propertyType, value) as Enum)?.GetDisplayName(); |
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} |
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else if (propertyType == typeof(DateTime)) |
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{ |
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cell.Value = ((DateTime)property.GetValue(model)!).ToString("yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture); |
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} |
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else |
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{ |
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cell.Value = value; |
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} |
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} |
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/// <summary>
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/// 导入设置属性值
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/// </summary>
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private static void SetProperty<TImopotModel>(TImopotModel model, PropertyInfo property, string value) |
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{ |
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var propertyType = property.PropertyType.GetUnderlyingType(); |
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if (propertyType.IsEnum) |
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{ |
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var enumValue = Enum.GetNames(propertyType) |
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.Select(o => new KeyValuePair<string, Enum>(o, (Enum)Enum.Parse(propertyType, o))) |
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.Where(o => o.Value.GetDisplayName() == value.ToString()) |
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.Select(o => o.Value) |
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.FirstOrDefault(); |
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property.SetValue(model, enumValue); |
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} |
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else if (propertyType == typeof(bool)) |
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{ |
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if (value == "是") |
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{ |
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property.SetValue(model, true); |
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} |
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else |
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{ |
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property.SetValue(model, false); |
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} |
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} |
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else if (propertyType == typeof(Guid)) |
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{ |
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property.SetValue(model, Guid.Parse(value)); |
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} |
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else |
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{ |
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var propertyValue = Convert.ChangeType(value.ToString(), propertyType, CultureInfo.InvariantCulture); |
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property.SetValue(model, propertyValue); |
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} |
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} |
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} |
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wanggang
1 year ago