static void parseParameters(JProperty jpParameters, Method method, IDictionary<string, ParameterType> parameterTypes, Func<string, string> tokenLookup)
{
if (jpParameters.Value.Type != JTokenType.Object)
{
method.Errors.Add("The `parameters` property is expected to be of type object");
return;
}
var joParameters = (JObject)jpParameters.Value;
// Keep track of unique SQL parameter names:
var sqlNames = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
// Parse parameter properties:
method.Parameters = new Dictionary<string, Parameter>(joParameters.Count, StringComparer.OrdinalIgnoreCase);
foreach (var jpParam in joParameters.Properties())
{
if (jpParam.Value.Type != JTokenType.Object)
{
method.Errors.Add("Parameter property '{0}' is expected to be of type object".F(jpParam.Name));
continue;
}
var joParam = (JObject)jpParam.Value;
var sqlName = getString(joParam.Property("sqlName")).Interpolate(tokenLookup);
var sqlType = getString(joParam.Property("sqlType")).Interpolate(tokenLookup);
var typeName = getString(joParam.Property("type")).Interpolate(tokenLookup);
var isOptional = getBool(joParam.Property("optional")) ?? false;
var desc = getString(joParam.Property("description"));
object defaultValue = DBNull.Value;
// Assign a default `sqlName` if null:
if (sqlName == null) sqlName = "@" + jpParam.Name;
// TODO: validate sqlName is valid SQL parameter identifier!
if (sqlNames.Contains(sqlName))
{
method.Errors.Add("Duplicate SQL parameter name (`sqlName`): '{0}'".F(sqlName));
continue;
}
var param = new Parameter()
{
Name = jpParam.Name,
SqlName = sqlName,
Description = desc,
IsOptional = isOptional
};
if (sqlType != null)
{
int? length;
int? scale;
var typeBase = parseSqlType(sqlType, out length, out scale);
var sqlDbType = getSqlType(typeBase);
if (!sqlDbType.HasValue)
{
method.Errors.Add("Unknown SQL type name '{0}' for parameter '{1}'".F(typeBase, jpParam.Name));
continue;
}
else
{
param.SqlType = new ParameterType()
{
TypeBase = typeBase,
SqlDbType = sqlDbType.Value,
Length = length,
Scale = scale
};
}
}
else
{
ParameterType paramType;
if (!parameterTypes.TryGetValue(typeName, out paramType))
{
method.Errors.Add("Could not find parameter type '{0}' for parameter '{1}'".F(typeName, jpParam.Name));
continue;
}
param.Type = paramType;
}
if (isOptional)
{
var jpDefault = joParam.Property("default");
if (jpDefault != null)
{
// Parse the default value into a SqlValue:
param.DefaultSQLValue = jsonToSqlValue(jpDefault.Value, param.SqlType ?? param.Type);
param.DefaultCLRValue = jsonToCLRValue(jpDefault.Value, param.SqlType ?? param.Type);
}
else
{
// Use null:
param.DefaultSQLValue = DBNull.Value;
param.DefaultCLRValue = null;
}
}
method.Parameters.Add(jpParam.Name, param);
}
}
internal ParameterSerialized(Parameter desc)
{
this.desc = desc;
}
