private ContentSchemaJsonRef GetSchemaRef(ContentSchema contentSchema, SchemaContext context)
{
string name = context.DefinitionNamesBySchema[contentSchema];
return(new ContentSchemaJsonRef
{
ContentId = contentSchema.ContentId,
Ref = $"#/{nameof(ProductSchema.Definitions)}/{name}"
});
}
/// <summary>
/// Заполняем словарь пустыми схемами
/// </summary>
private void CreateEmptyContentSchemas(
ContentSchema contentSchema, Dictionary <int, ContentSchema> shapesByContentId)
{
if (!shapesByContentId.ContainsKey(contentSchema.ContentId))
{
var copy = contentSchema.ShallowCopy();
copy.Fields = new Dictionary <string, FieldSchema>();
shapesByContentId[contentSchema.ContentId] = copy;
}
VisitChildSchemas(contentSchema, shapesByContentId, CreateEmptyContentSchemas);
}
/// <summary>
/// Построить схему корневого DPC-контента и набор ссылок на повторяющиеся контенты
/// </summary>
private ProductSchema GetProductSchema(ContentSchema contentSchema, SchemaContext context)
{
context.DefinitionNamesBySchema = context.RepeatedSchemas
.GroupBy(schema => String.IsNullOrEmpty(schema.ContentName)
? $"Content{schema.ContentId}"
: schema.ContentName)
.SelectMany(group => group.Select((schema, i) => new
{
Key = schema,
Value = $"{group.Key}{(i == 0 ? "" : i.ToString())}",
}))
.ToDictionary(pair => pair.Key, pair => pair.Value);
return(new ProductSchema
{
Content = DeduplicateContentSchema(contentSchema, context, new HashSet <ContentSchema>()),
Definitions = context.DefinitionNamesBySchema
.ToDictionary(pair => pair.Value, pair => pair.Key),
});
}
private void VisitChildSchemas(
ContentSchema contentSchema,
Dictionary <int, ContentSchema> schemasByContentId,
Action <ContentSchema, Dictionary <int, ContentSchema> > action)
{
foreach (FieldSchema fieldSchema in contentSchema.Fields.Values)
{
if (fieldSchema is RelationFieldSchema relationFieldSchema)
{
if (relationFieldSchema.RelatedContent is ContentSchema childContentSchema)
{
action.Invoke(childContentSchema, schemasByContentId);
}
}
else if (fieldSchema is ExtensionFieldSchema extensionFieldSchema)
{
foreach (var childContentSchema in extensionFieldSchema.ExtensionContents.Values.OfType <ContentSchema>())
{
action.Invoke(childContentSchema, schemasByContentId);
}
}
}
}
/// <summary>
/// Генерация схемы для редактирования контентов
/// </summary>
/// <exception cref="NotSupportedException" />
/// <exception cref="InvalidOperationException" />
public ProductSchema GetProductSchema(Content content)
{
if (content == null)
{
throw new ArgumentNullException(nameof(content));
}
_contentService.LoadStructureCache();
_fieldService.LoadStructureCache();
VirtualFieldContext virtualFieldContext = _virtualFieldContextService.GetVirtualFieldContext(content);
var context = new SchemaContext
{
Dictionaries = content.Fields.OfType <Dictionaries>().SingleOrDefault(),
IgnoredFields = virtualFieldContext.IgnoredFields,
};
ContentSchema contentSchema = GetContentSchema(content, context, "");
ProductSchema productSchema = GetProductSchema(contentSchema, context);
return(productSchema);
}
/// <summary>
/// Объединяем поля схем контентов
/// </summary>
private void FillMergedContentSchemas(
ContentSchema contentSchema, Dictionary <int, ContentSchema> schemasByContentId)
{
ContentSchema mergedContentSchema = schemasByContentId[contentSchema.ContentId];
if (!contentSchema.IsReadOnly)
{
// Один и тот же контент может использоваться для чтения и для изменения
// в разных частях схемы. В этом случае считаем, что контент не является ReadOnly.
mergedContentSchema.IsReadOnly = false;
}
if (!contentSchema.ForExtension)
{
// Один и тот же контент может использоваться как Extension и как Relation
// в разных частях схемы. В этом случае считаем, что контент не является Extension.
mergedContentSchema.ForExtension = false;
}
foreach (FieldSchema fieldSchema in contentSchema.Fields.Values)
{
// Перезаписываем все сложные поля, потому что для одного и того же контента,
// в одном месте ProductDefinition заданное поле может быть RelationField | ExtensionField,
// а в другом месте у контента стоит флаг LoadAllPlainFields,
// и поле является PlainField c типом FieldExactTyes.O2MRelation | FieldExactTyes.Classifier
if (fieldSchema is ExtensionFieldSchema extFieldSchema)
{
var copy = extFieldSchema.ShallowCopy();
copy.ExtensionContents = extFieldSchema.ExtensionContents.ToDictionary(
pair => pair.Key,
pair => (IContentSchema) new ContentSchemaIdRef
{
ContentId = pair.Value.ContentId,
});
// Объединяем наборы допустимых контентов
if (mergedContentSchema.Fields
.TryGetValue(fieldSchema.FieldName, out FieldSchema mergedFieldSchema) &&
mergedFieldSchema is ExtensionFieldSchema mergedExtensionSchema)
{
foreach (var pair in mergedExtensionSchema.ExtensionContents)
{
if (!copy.ExtensionContents.ContainsKey(pair.Key))
{
copy.ExtensionContents[pair.Key] = pair.Value;
}
}
}
mergedContentSchema.Fields[fieldSchema.FieldName] = copy;
}
else if (fieldSchema is SingleRelationFieldSchema singleFieldSchema)
{
var copy = singleFieldSchema.ShallowCopy();
copy.RelatedContent = new ContentSchemaIdRef
{
ContentId = singleFieldSchema.RelatedContent.ContentId,
};
copy.ClearContextDependentProps();
mergedContentSchema.Fields[fieldSchema.FieldName] = copy;
}
else if (fieldSchema is MultiRelationFieldSchema multiFieldSchema)
{
var copy = multiFieldSchema.ShallowCopy();
copy.RelatedContent = new ContentSchemaIdRef
{
ContentId = multiFieldSchema.RelatedContent.ContentId,
};
copy.ClearContextDependentProps();
mergedContentSchema.Fields[fieldSchema.FieldName] = copy;
}
else if (!mergedContentSchema.Fields.ContainsKey(fieldSchema.FieldName))
{
mergedContentSchema.Fields[fieldSchema.FieldName] = fieldSchema;
}
VisitChildSchemas(contentSchema, schemasByContentId, FillMergedContentSchemas);
}
}
/// <exception cref="NotSupportedException" />
/// <exception cref="InvalidOperationException" />
private RelationFieldSchema GetRelationFieldSchema(
EntityField entityField, Quantumart.QP8.BLL.Field qpField, SchemaContext context, string path)
{
ContentSchema contentSchema = GetContentSchema(entityField.Content, context, path);
string relationCondition = _editorPreloadingService.GetRelationCondition(entityField, qpField);
ArticleObject[] preloadedArticles = new ArticleObject[0];
if (entityField.PreloadingMode == PreloadingMode.Eager)
{
preloadedArticles = _editorPreloadingService.PreloadRelationArticles(
entityField,
relationCondition,
context.VisitedPreloadedArticles,
context.Dictionaries);
}
string[] displayFieldNames = contentSchema.Fields.Values
.OfType <PlainFieldSchema>()
.Where(f => f.FieldType != FieldExactTypes.Textbox && f.FieldType != FieldExactTypes.VisualEdit)
.OrderByDescending(f => f.ViewInList)
.ThenBy(f => f.FieldOrder)
.Take(Math.Max(qpField.ListFieldTitleCount, 1))
.Select(f => f.FieldName)
.ToArray();
if (qpField.ExactType == FieldExactTypes.O2MRelation && !(entityField is BackwardRelationField) ||
qpField.ExactType == FieldExactTypes.M2ORelation && entityField is BackwardRelationField)
{
return(new SingleRelationFieldSchema
{
RelatedContent = contentSchema,
UpdatingMode = entityField.UpdatingMode,
IsDpcBackwardField = entityField is BackwardRelationField,
RelationCondition = relationCondition,
DisplayFieldNames = displayFieldNames,
PreloadingMode = entityField.PreloadingMode,
PreloadedArticles = preloadedArticles,
});
}
if (qpField.ExactType == FieldExactTypes.M2MRelation ||
qpField.ExactType == FieldExactTypes.O2MRelation && entityField is BackwardRelationField ||
qpField.ExactType == FieldExactTypes.M2ORelation && !(entityField is BackwardRelationField))
{
int? orderFieldId = qpField.TreeOrderFieldId ?? qpField.ListOrderFieldId ?? qpField.OrderFieldId;
bool orderByTitle = qpField.TreeOrderByTitle || qpField.ListOrderByTitle || qpField.OrderByTitle;
string orderByFieldName = contentSchema.Fields.Values
.OfType <PlainFieldSchema>()
.Where(f => f.FieldId == orderFieldId)
.Select(f => f.FieldName)
.FirstOrDefault();
if (orderByFieldName == null && orderByTitle)
{
orderByFieldName = displayFieldNames.FirstOrDefault();
}
int?maxDataListItemCount = null;
if (qpField.ExactType == FieldExactTypes.M2ORelation && qpField.BackRelationId != null)
{
// MaxDataListItemCount лежит в соотв. поле O2MRelation
var reverseField = _fieldService.Read(qpField.BackRelationId.Value);
if (reverseField.MaxDataListItemCount > 0)
{
maxDataListItemCount = reverseField.MaxDataListItemCount;
}
}
else if (qpField.MaxDataListItemCount > 0)
{
maxDataListItemCount = qpField.MaxDataListItemCount;
}
return(new MultiRelationFieldSchema
{
RelatedContent = contentSchema,
UpdatingMode = entityField.UpdatingMode,
IsDpcBackwardField = entityField is BackwardRelationField,
RelationCondition = relationCondition,
DisplayFieldNames = displayFieldNames,
OrderByFieldName = orderByFieldName,
MaxDataListItemCount = maxDataListItemCount,
PreloadingMode = entityField.PreloadingMode,
PreloadedArticles = preloadedArticles,
});
}
throw new NotSupportedException($"Relation type {qpField.ExactType} is not supported");
}
/// <summary>
/// Рекурсивно обходит <see cref="Content"/>, генерирует корневую схему и заполняет
/// <see cref="SchemaContext.SchemasByContent"/> - созданные схемы контентов
/// и <see cref="SchemaContext.RepeatedContents"/> - повторяющиеся контенты
/// </summary>
/// <exception cref="NotSupportedException" />
/// <exception cref="InvalidOperationException" />
private ContentSchema GetContentSchema(Content content, SchemaContext context, string path)
{
if (context.SchemasByContent.ContainsKey(content))
{
ContentSchema repeatedSchema = context.SchemasByContent[content];
context.RepeatedSchemas.Add(repeatedSchema);
return(repeatedSchema);
}
ContentSchema contentSchema = CreateContentSchema(content, path);
context.SchemasByContent[content] = contentSchema;
var qpFields = _fieldService.List(content.ContentId).ToArray();
var fieldsToAdd = content.Fields
.Where(field => !(field is Dictionaries || field is BaseVirtualField) &&
!context.IgnoredFields.Contains(Tuple.Create(content, field)));
foreach (Field field in fieldsToAdd)
{
if (field.FieldName == null)
{
throw new InvalidOperationException(
$"FieldName is null: {new { field.FieldId, field.FieldName }}");
}
var qpField = field is BackwardRelationField
? _fieldService.Read(field.FieldId)
: qpFields.SingleOrDefault(f => f.Id == field.FieldId);
if (qpField == null)
{
throw new InvalidOperationException(
$@"There is a field id={field.FieldId} specified in the definition and missing in the content id={content.ContentId}"
);
}
if (qpField.ExactType != FieldExactTypes.DynamicImage)
{
contentSchema.Fields[field.FieldName] = GetFieldSchema(field, qpField, context, path);
}
}
if (content.LoadAllPlainFields)
{
var qpFieldsToAdd = qpFields
.Where(qpField => qpField.RelationType == Quantumart.QP8.BLL.RelationType.None &&
qpField.ExactType != FieldExactTypes.DynamicImage &&
content.Fields.All(field => field.FieldId != qpField.Id) &&
!context.IgnoredFields
.Any(tuple => tuple.Item1.Equals(content) &&
tuple.Item2.FieldId == qpField.Id));
foreach (var qpField in qpFieldsToAdd)
{
contentSchema.Fields[qpField.Name] = GetFieldSchema(null, qpField, context, path);
}
}
contentSchema.DisplayFieldName = contentSchema.Fields.Values
.OfType <PlainFieldSchema>()
.Where(f => f.FieldType == FieldExactTypes.String)
.OrderByDescending(f => f.ViewInList)
.ThenBy(f => f.FieldOrder)
.Select(f => f.FieldName)
.FirstOrDefault();
return(contentSchema);
}