public static DataGrodColumnTagHelper Create(string html)
{
var col = new DataGrodColumnTagHelper();
var th = new HtmlParser().ParseDocument($"<html> <head> </head> <body> <table> <thead>{html} </thead> </table> </body> </html>").QuerySelector("th");
var option = th.GetAttribute(EasyuiConsts.Option);
if (option.IsNotNullOrWhiteSpace())
{
foreach (var property in JObject.Parse(option).Properties())
{
col.Options.AddOrUpdate(property.Name, property.Value);
}
}
//col.Field = col.Options.GetOrDefault(EasyuiConsts.Field)?.ToString();
//col.Styler = col.Options.GetOrDefault(EasyuiConsts.Grid_Col_Styler)?.ToString();
//col.Editor = col.Options.GetOrDefault(EasyuiConsts.Grid_Col_Editor)?.ToString();
//col.Formatter = col.Options.GetOrDefault(EasyuiConsts.Grid_Col_Formatter)?.ToString();
//col.Width = col.Options.GetOrDefault(EasyuiConsts.Item_Replace).To(0);
//col.Sort = col.Options.GetOrDefault(EasyuiConsts.Item_Sort).ToNullable<int>();
col.ReplaceField = th.GetAttribute(EasyuiConsts.Item_Replace);
col.IsFrozen = th.GetAttribute(EasyuiConsts.Grid_Col_IsFrozen).To(false);
col.IsEdit = th.GetAttribute(EasyuiConsts.Grid_Col_IsEdit).To(false);
var align = col.Options.GetOrDefault(EasyuiConsts.Grid_Col_Align)?.ToString();
if (align.IsNotNullOrWhiteSpace())
{
switch (align)
{
case "center":
col.Align = Align.Center;
break;
case "right":
col.Align = Align.Right;
break;
default:
col.Align = Align.Left;
break;
}
}
return(col);
}
public override async Task ProcessAsync(TagHelperContext context, TagHelperOutput output)
{
var table = new StringBuilder();
DefaultWidth = DefaultWidth ?? 200;
if (ModelTagHelper.HasModel)
{
foreach (var property in ModelTagHelper.PropertyInfos)
{
var isId = property.Name == WebConsts.Id;
if (property.IsDefined(typeof(ColHideAttribute)))
{
continue;
}
if (property.IsDefined(typeof(ComboboxAttribute)))
{
continue;
}
if (isId && IdName.IsNullOrWhiteSpace())
{
continue;
}
if (property.PropertyType.IsGenericType && property.PropertyType.IsAssignableFromGenericTypeInterface(typeof(IEnumerable <>)))
{
var genericTypes = property.PropertyType.GetGenericArguments();
if (genericTypes.Length > 1 || !genericTypes[0].IsValueType())
{
continue;
}
}
var col = new DataGrodColumnTagHelper();
col.IsFrozen = property.IsDefined(typeof(FixedColAttribute));
var propertyType = property.PropertyType;
var valueType = propertyType.GetValueType();
var isEnum = valueType.IsEnum;
var name = property.GetDisplayName();
var isBool = valueType == typeof(bool);
if (name == property.Name)
{
switch (name)
{
case nameof(IHasRemark.Remark):
name = WebConsts.DisplayName_Remark;
break;
case nameof(IHasName.Name):
name = WebConsts.DisplayName_Name;
break;
case nameof(WebConsts.IsActive):
name = WebConsts.IsAble_Name;
break;
case nameof(IHasSort.Sort):
name = WebConsts.Sort_Name;
break;
case WebConsts.Id:
name = IdName;
break;
default:
if (isEnum)
{
name = valueType.GetDisplayName();
}
if (name == property.PropertyType.Name)
{
name = valueType.GetDescription();
}
break;
}
}
if (isEnum || isBool)
{
string data;
if (isBool)
{
data = EnumUtil.BoolDictionary.Select(x => new { value = x.Key, text = x.Value })
.ToJsonString(true);
}
else
{
data = EnumUtil.GetEnumValueList(valueType)
.Select(x => new { value = x.Key, text = x.Value.Replace("\"", """) })
.ToJsonString(true);
}
if (col.Formatter.IsNullOrWhiteSpace())
{
col.Formatter = $"function(value, rowData, rowIndex) {{ return getArrayText({data}, value, 'text', 'value'); }}";
}
if (col.Editor.IsNullOrWhiteSpace())
{
col.Editor = $"{{ type: 'combobox', options: {{ valueField: 'value', textField: 'text', data: {data}, required: {propertyType.IsValueType().ToString().ToLower()} }} }}";
}
}
else
{
if (propertyType.IsNumberType())
{
col.Editor = "numberbox";
}
else if (valueType == typeof(DateTime))
{
col.Editor = "datebox";
}
else
{
col.Editor = "text";
}
col.Editor = $"'{col.Editor}'";
}
col.Field = property.Name;
col.Width = DefaultWidth.Value;
col.Sortable = IsSort;
col.Title = name;
_cols.Add(col);
col.Sort = isId ? 0 : ColCount;
var itemAttr = property.GetCustomAttribute <GridItemAttribute>();
if (itemAttr != null)
{
if (itemAttr.Sort.HasValue)
{
col.Sort = itemAttr.Sort;
}
if (itemAttr.Editor.IsNotNullOrWhiteSpace())
{
col.Editor = itemAttr.Editor;
}
if (itemAttr.Formatter.IsNotNullOrWhiteSpace())
{
col.Formatter = itemAttr.Formatter;
}
if (itemAttr.Width.IsNotNullOrWhiteSpace())
{
col.Width = itemAttr.Width;
}
}
}
}
var childHtml = (await output.GetChildContentAsync()).GetContent();
if (childHtml.IsNotNullOrWhiteSpace())
{
var split = "</th>";
var childs = HtmlTrim(childHtml).Split(split, StringSplitOptions.RemoveEmptyEntries);
foreach (var child in childs)
{
var itemTag = DataGrodColumnTagHelper.Create(child + split);
if (itemTag.ReplaceField.IsNotNullOrWhiteSpace())
{
var replaceTag = _cols.FirstOrDefault(x => x.Field.Equals(itemTag.ReplaceField, StringComparison.CurrentCultureIgnoreCase));
if (replaceTag != null)
{
itemTag.Field = replaceTag.Field;
if (itemTag.Title.IsNullOrWhiteSpace())
{
itemTag.Title = replaceTag.Title;
}
if (!itemTag.Sort.HasValue)
{
itemTag.Sort = replaceTag.Sort;
}
if (itemTag.Editor.IsNullOrWhiteSpace())
{
itemTag.Editor = replaceTag.Editor;
}
if (itemTag.Formatter.IsNullOrWhiteSpace())
{
itemTag.Formatter = replaceTag.Formatter;
}
if (itemTag.Styler.IsNullOrWhiteSpace())
{
itemTag.Styler = replaceTag.Styler;
}
if (itemTag.Width == (object)0)
{
itemTag.Width = replaceTag.Width;
}
_cols.Remove(replaceTag);
}
}
_cols.Add(itemTag);
}
}
if (!FitColumns.HasValue)
{
if (ColCount < FitColCount)
{
FitColumns = true;
}
else
{
FitColumns = FitColCount > ColCount;
}
}
Options.Add(EasyuiConsts.FitColumns, FitColumns);
var checkBox = "<th data-options=\"field:'_ck',checkbox: true\"></th>";
var frozenCols = _cols.Where(x => x.IsFrozen).ToList();
async Task AddHead(List <DataGrodColumnTagHelper> cols, bool isFrozen = false)
{
table.Append($"<thead {(isFrozen ? "data-options='frozen: true'" : "")}>");
if (HasCheckBox && (isFrozen || (!isFrozen && !frozenCols.Any())))
{
table.Append(checkBox);
}
foreach (var col in cols.OrderBy(x => x.Sort))
{
if (!col.IsEdit)
{
col.Editor = null;
}
table.Append(await RenderInnerTagHelper(col, context, CreateTagHelperOutput()));
}
table.Append("</thead>");
}
if (frozenCols.Any())
{
await AddHead(frozenCols, true);
}
await AddHead(_cols.Where(x => !x.IsFrozen).ToList());
output.Content.SetHtmlContent(table.ToString());
await base.ProcessAsync(context, output);
}
