internal static JsonWriter InternalWrite(this JsonWriter jsonWriter, IJsonView jsonView, IEnumerable <DataRow> dataRows)
{
jsonWriter.WriteStartArray();
int count = 0;
foreach (var dataRow in dataRows)
{
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.Write(jsonView, dataRow);
count++;
}
return(jsonWriter.WriteEndArray());
}
public static DependencyProperty GetSupportBindableProperty(this IJsonView view)
{
Type viewType = view.GetType();
var bindingAttribute = viewType
.GetCustomAttributes(false)
.FirstOrDefault(attr => attr is DefaultBindingPropertyAttribute)
.AutoCast <DefaultBindingPropertyAttribute>();
if (bindingAttribute != null)
{
var pi = viewType.GetProperty(bindingAttribute.PropertyName);
return(GetDependencyProperty(pi));
}
return(null);
}
private static JsonWriter Write(this JsonWriter jsonWriter, IJsonView jsonView, DataRow dataRow, Model model)
{
jsonWriter.WriteStartObject();
var jsonFilter = jsonView.Filter;
var columns = model.Columns;
int count = 0;
for (int i = 0; i < columns.Count; i++)
{
var column = columns[i];
if (!jsonWriter.IsSerializable(column))
{
continue;
}
if (column.Kind == ColumnKind.ColumnListItem)
{
continue;
}
if (jsonFilter != null && !jsonFilter.ShouldSerialize(column))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.WritePropertyName(column.Name);
jsonWriter.Write(dataRow, column);
count++;
}
var columnLists = model.ColumnLists;
for (int i = 0; i < columnLists.Count; i++)
{
var columnList = columnLists[i];
if (jsonFilter != null && !jsonFilter.ShouldSerialize(columnList))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.Write(dataRow, columnList, jsonFilter);
count++;
}
var projections = model.Projections;
for (int i = 0; i < projections.Count; i++)
{
var projection = projections[i];
if (jsonFilter == null || jsonFilter.ShouldSerialize(projection))
{
if (count > 0)
{
jsonWriter.WriteComma();
}
Debug.Assert(!string.IsNullOrEmpty(projection.Name));
jsonWriter.WritePropertyName(projection.Name);
jsonWriter.Write(jsonView, dataRow, projection);
count++;
}
}
if (string.IsNullOrEmpty(model.Namespace)) // for child models, make sure it's not projection.
{
var childDataSets = dataRow.ChildDataSets;
for (int i = 0; i < childDataSets.Count; i++)
{
var dataSet = childDataSets[i];
if (jsonFilter != null && !jsonFilter.ShouldSerialize(dataSet.Model))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
var childJsonView = jsonView.GetChildView(dataSet);
jsonWriter.WritePropertyName(dataSet.Model.Name).InternalWrite(childJsonView, dataSet);
count++;
}
}
return(jsonWriter.WriteEndObject());
}
internal static JsonWriter Write(this JsonWriter jsonWriter, IJsonView jsonView, DataRow dataRow)
{
return(jsonWriter.Write(jsonView, dataRow, dataRow.Model));
}
internal static JsonWriter Write(this JsonWriter jsonWriter, IJsonView jsonView, DataRow dataRow)
{
jsonWriter.WriteStartObject();
var jsonFilter = jsonView.Filter;
var _ = dataRow.Model;
var columns = _.Columns;
int count = 0;
for (int i = 0; i < columns.Count; i++)
{
var column = columns[i];
if (!jsonWriter.IsSerializable(column))
{
continue;
}
if (column.Kind == ColumnKind.ColumnListItem || column.Kind == ColumnKind.ProjectionMember)
{
continue;
}
if (jsonFilter != null && !jsonFilter.ShouldSerialize(column))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.WritePropertyName(column.Name);
jsonWriter.Write(dataRow, column);
count++;
}
var columnLists = dataRow.Model.ColumnLists;
for (int i = 0; i < columnLists.Count; i++)
{
var columnList = columnLists[i];
if (jsonFilter != null && !jsonFilter.ShouldSerialize(columnList))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.Write(dataRow, columnList, jsonFilter);
count++;
}
var projections = dataRow.Model.Projections;
for (int i = 0; i < projections.Count; i++)
{
var projection = projections[i];
if (jsonFilter == null || jsonFilter.ShouldSerialize(projection))
{
if (count > 0)
{
jsonWriter.WriteComma();
}
jsonWriter.Write(dataRow, projection, jsonFilter);
count++;
}
}
var childDataSets = dataRow.ChildDataSets;
for (int i = 0; i < childDataSets.Count; i++)
{
var dataSet = childDataSets[i];
if (jsonFilter != null && !jsonFilter.ShouldSerialize(dataSet.Model))
{
continue;
}
if (count > 0)
{
jsonWriter.WriteComma();
}
var childJsonView = jsonView.GetChildView(dataSet);
jsonWriter.WritePropertyName(dataSet.Model.Name).InternalWrite(childJsonView, dataSet);
count++;
}
return(jsonWriter.WriteEndObject());
}
