private static string GetOperator(QueryFieldType type)
{
switch (type)
{
case QueryFieldType.Equal:
return("=");
case QueryFieldType.GreaterThan:
return(">");
case QueryFieldType.GreaterThanOrEqual:
return(">=");
case QueryFieldType.LessThan:
return("<");
case QueryFieldType.LessThanOrEqual:
return("<=");
case QueryFieldType.Like:
return("LIKE");
case QueryFieldType.NotLike:
return("NOT LIKE");
case QueryFieldType.NotEqual:
return("!=");
default:
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
"Query Field Type '{0}' is not implemented.", type));
}
}
public static IEnumerable <QueryField> GetFields(GraphQlMutation query, QueryFieldType type)
{
var properties = query.GetType().GetProperties();
return
(from prop in properties
let attr = prop.GetCustomAttribute <QueryFieldAttribute>()
where attr != null && attr.Type == type
select new QueryField(prop, attr, query, attr.Type));
}
private static DbType ConvertDbType(QueryFieldType qfType)
{
switch (qfType)
{
case QueryFieldType.Boolean:
return(DbType.Boolean);
case QueryFieldType.DateTime:
return(DbType.DateTime);
case QueryFieldType.Numeric:
return(DbType.Decimal);
case QueryFieldType.String:
return(DbType.String);
default:
return(DbType.String);
}
}
public FieldQuery(string name, string value, QueryFieldType valueType)
{
Name = name;
Value = value;
ValueType = valueType;
}
public QueryFieldAttribute(QueryFieldType type, [CallerMemberName] string name = null, bool expandContents = true) : base(name.ToCamelCase(), expandContents)
=> Type = type;
public QueryField(PropertyInfo property, QueryFieldAttribute attribute, object parent, QueryFieldType type)
: base(property, attribute, parent) => Type = type;
