private static void ReplaceRefsInSchemaArray(SchemaArray array, JSONSchema root)
{
if (array?.Count > 0)
{
for (int i = 0; i < array.Count; i++)
{
if (array[i]?.Ref != null)
{
array[i] = convertRefToSchema(array[i].Ref, root);
}
else
{
ReplaceRefs(array[i], root);
}
}
}
}
public static JSONSchema MergeSchemas(SchemaArray schemas)
{
JSONSchema result = new JSONSchema();
//handle recursivity
schemas = new SchemaArray(
schemas.Where(x => x.AllOf == null || !x.AllOf.Any())
.Union(
schemas.Where(x => x.AllOf != null && x.AllOf.Any())
.Select(x => MergeSchemas(x.AllOf))).ToList());
//This won't raise an exception if different (incompatible) types are defined
result.Type = schemas.Where(x => x.Type != null).Select(x => x.Type).FirstOrDefault();
var multiples = schemas.Where(x => x.MultipleOf.HasValue).Select(x => x.MultipleOf.Value);
if (multiples.Any())
{
result.MultipleOf = multiples.Aggregate((uint)1, (lcm, next) => LCM(lcm, next));
}
var max = schemas.Where(x => x.Maximum.HasValue).Select(x => x.Maximum);
if (max.Any())
{
result.Maximum = max.Min();
result.ExclusiveMaximum = schemas.Where(x => x.ExclusiveMaximum.HasValue && x.Maximum == result.Maximum).Select(x => x.ExclusiveMaximum).FirstOrDefault();
}
var min = schemas.Where(x => x.Mininum.HasValue).Select(x => x.Mininum);
if (min.Any())
{
result.Mininum = min.Max();
result.ExclusiveMinimum = schemas.Where(x => x.ExclusiveMinimum.HasValue && x.Mininum == result.Mininum).Select(x => x.ExclusiveMinimum).FirstOrDefault();
}
var maxLength = schemas.Where(x => x.MaxLength.HasValue).Select(x => x.MaxLength);
if (maxLength.Any())
{
result.MaxLength = maxLength.Min();
}
var minLength = schemas.Where(x => x.MinLength.HasValue).Select(x => x.MinLength);
if (minLength.Count() > 0)
{
result.MinLength = minLength.Max();
}
var patterns = schemas.Where(x => !string.IsNullOrEmpty(x.Pattern)).Select(x => x.Pattern);
if (patterns.Any())
{
result.Pattern = string.Concat(patterns.Select(x => string.Format("(?={0})", x)));
}
//TODO: items
var maxItems = schemas.Where(x => x.MaxItems.HasValue).Select(x => x.MaxItems);
if (maxItems.Any())
{
result.MaxItems = maxItems.Min();
}
var minItems = schemas.Where(x => x.MinItems.HasValue).Select(x => x.MinItems);
if (minItems.Any())
{
result.MinItems = minItems.Max();
}
var properties = schemas.Where(x => x.Properties != null && x.Properties.Any()).Select(x => x.Properties);
if (properties.Any())
{
result.Properties = properties.SelectMany(dict => dict)
.ToLookup(pair => pair.Key, pair => pair.Value)
.ToDictionary(group => group.Key, group => group.First());
}
return(result);
}
private string ToString(int indent, HashSet <JSONSchema> visited)
{
StringBuilder sb = new StringBuilder();
if (visited.Contains(this))
{
sb.Append(spaces(indent));
sb.Append("$ref: ");
sb.Append(this.GetHashCode());
return(sb.ToString());
}
visited.Add(this);
sb.Append('{');
PropertyInfo[] fields = typeof(JSONSchema).GetProperties();
foreach (PropertyInfo field in fields)
{
if (field.GetValue(this) == null)
{
continue;
}
sb.AppendLine();
sb.Append(spaces(indent + 1));
sb.Append("\"" + field.Name + "\" : ");
if (field.PropertyType == typeof(string) || field.PropertyType == typeof(UInt32?) || field.PropertyType == typeof(bool?) || field.PropertyType == typeof(SimpleType))
{
sb.Append("\"");
sb.Append(field.GetValue(this));
sb.Append("\"");
}
if (field.PropertyType == typeof(Dictionary <string, JSONSchema>))
{
sb.Append("{");
Dictionary <string, JSONSchema> dict = field.GetValue(this) as Dictionary <string, JSONSchema>;
int n = dict.Count;
int i = 1;
foreach (string key in dict.Keys)
{
sb.AppendLine();
sb.Append(spaces(indent + 2));
sb.Append("\"" + key + "\": ");
sb.Append(dict[key].ToString(indent + 2, visited));
if (i < n)
{
sb.Append(',');
}
}
sb.AppendLine();
sb.Append(spaces(indent + 1) + "}");
}
System.Type fieldType = field.PropertyType;
Object fieldValue = field.GetValue(this);
if (field.PropertyType.IsGenericType && field.PropertyType.GetGenericTypeDefinition() == typeof(AnyOf <,>))
{
fieldType = (System.Type)field.PropertyType.GetMethod("GetUnderlyingType").Invoke(field.GetValue(this), null);
//sb.Append(fieldType.Name);
fieldValue = field.PropertyType.GetMethod("GetValue").Invoke(field.GetValue(this), null);
}
if (fieldType == typeof(SimpleType))
{
sb.Append("\"");
sb.Append((fieldValue as SimpleType).Value);
sb.Append("\"");
}
if (fieldType == typeof(SchemaArray))
{
sb.Append("[");
SchemaArray arr = fieldValue as SchemaArray;
int n = arr.Count;
int i = 1;
foreach (JSONSchema schema in arr)
{
sb.AppendLine();
sb.Append(spaces(indent + 1));
sb.Append(schema.ToString(indent + 1, visited));
if (i < n)
{
sb.Append(',');
}
}
sb.AppendLine();
sb.Append(spaces(indent + 1) + "]");
}
if (fieldType == typeof(JSONSchema))
{
sb.Append((fieldValue as JSONSchema).ToString(indent + 1, visited));
}
if (fieldType == typeof(UniqueNonEmptyList <JsonElement>))
{
var list = fieldValue as UniqueNonEmptyList <JsonElement>;
sb.Append("[ ");
int n = list.Count;
int i = 1;
foreach (JsonElement jsonElement in list)
{
sb.Append(jsonElement.ToString());
if (i < n)
{
sb.Append(", ");
}
}
sb.Append(" ]");
}
if (fieldType == typeof(JsonElement?))
{
JsonElement jsonElement = (JsonElement)fieldValue;
sb.Append(jsonElement.ToString());
}
}
sb.AppendLine();
sb.Append(spaces(indent));
sb.Append('}');
return(sb.ToString());
}