private void ResolveParameterDeclarations(OraclePlSqlProgram program)
{
StatementGrammarNode parameterSourceNode;
switch (program.RootNode.Id)
{
case NonTerminals.CreateFunction:
parameterSourceNode = program.RootNode[NonTerminals.PlSqlFunctionSource];
break;
case NonTerminals.CreateProcedure:
parameterSourceNode = program.RootNode;
break;
default:
parameterSourceNode = program.RootNode[0];
break;
}
var returnParameterNode = parameterSourceNode?[NonTerminals.PlSqlDataTypeWithoutConstraint];
var parameterPosition = 0;
if (returnParameterNode != null)
{
program.ReturnParameter =
new OraclePlSqlParameter
{
DefinitionNode = parameterSourceNode,
Direction = ParameterDirection.ReturnValue,
Nullable = true,
DataTypeNode = returnParameterNode
};
var returnTypeName = String.Concat(returnParameterNode.Terminals.Select(t => t.Token.Value));
program.Metadata.AddParameter(new OracleProgramParameterMetadata(null, parameterPosition, parameterPosition, 0, ParameterDirection.ReturnValue, returnTypeName, OracleObjectIdentifier.Empty, false));
parameterPosition++;
}
var parameterDeclarationList = parameterSourceNode?[NonTerminals.ParenthesisEnclosedParameterDeclarationList, NonTerminals.ParameterDeclarationList];
if (parameterDeclarationList == null)
{
return;
}
var parameterDeclarations = StatementGrammarNode.GetAllChainedClausesByPath(parameterDeclarationList, null, NonTerminals.ParameterDeclarationListChained, NonTerminals.ParameterDeclarationList)
.Select(n => n[NonTerminals.ParameterDeclaration]);
foreach (var parameterDeclaration in parameterDeclarations)
{
var parameter = ResolveParameter(parameterDeclaration);
program.Parameters.Add(parameter);
var parameterMetadata = new OracleProgramParameterMetadata(parameter.Name, parameterPosition, parameterPosition, 0, parameter.Direction, parameter.DataType.IsPrimitive ? parameter.DataType.FullyQualifiedName.NormalizedName : null, parameter.DataType.IsPrimitive ? OracleObjectIdentifier.Empty : parameter.DataType.FullyQualifiedName, parameter.DefaultExpressionNode != null);
program.Metadata.AddParameter(parameterMetadata);
parameterPosition++;
}
}
private static Grid BuildParameterDescription(OracleProgramParameterMetadata parameterMetadata)
{
var descriptionContent = new Grid();
descriptionContent.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star), SharedSizeGroup = "ParameterName"
});
descriptionContent.ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Auto, SharedSizeGroup = "DataType"
});
descriptionContent.ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Auto, SharedSizeGroup = "Optional"
});
var columnNameLabel = new TextBlock {
Text = parameterMetadata.Name.ToSimpleIdentifier()
};
descriptionContent.Children.Add(columnNameLabel);
var dataTypeLabel =
new TextBlock
{
HorizontalAlignment = HorizontalAlignment.Right,
Text = parameterMetadata.FullDataTypeName,
Margin = new Thickness(20, 0, 0, 0)
};
if (parameterMetadata.IsOptional)
{
var optionalLabel =
new TextBlock
{
HorizontalAlignment = HorizontalAlignment.Right,
Margin = new Thickness(4, 0, 0, 0),
Text = "(optional)"
};
Grid.SetColumn(optionalLabel, 2);
descriptionContent.Children.Add(optionalLabel);
}
Grid.SetColumn(dataTypeLabel, 1);
descriptionContent.Children.Add(dataTypeLabel);
return(descriptionContent);
}
private static OracleProgramParameterMetadata MapSqlParameterMetadata(IDataRecord reader, IReadOnlyDictionary <int, OracleProgramMetadata> metadataDictionary)
{
var functionId = Convert.ToInt32(reader["FUNCTION_ID"]);
if (!metadataDictionary.TryGetValue(functionId, out OracleProgramMetadata metadata))
{
return(null);
}
var position = Convert.ToInt32(reader["POSITION"]);
var dataType = (string)reader["DATATYPE"];
var parameterMetadata = new OracleProgramParameterMetadata(null, position, position, 0, ParameterDirection.Input, dataType, OracleObjectIdentifier.Empty, false);
metadata.AddParameter(parameterMetadata);
return(parameterMetadata);
}
private static string BuildParameterLabel(OracleProgramParameterMetadata parameterMetadata)
{
string parameterName;
string dataType;
if (String.IsNullOrEmpty(parameterMetadata.Name))
{
parameterName = parameterMetadata.FullDataTypeName;
dataType = null;
}
else
{
parameterName = parameterMetadata.Name.ToSimpleIdentifier();
dataType = parameterMetadata.FullDataTypeName;
}
var isPartialMetadata = String.IsNullOrEmpty(parameterMetadata.FullDataTypeName) || dataType == null;
var parameterLabel = $"{parameterName}{(isPartialMetadata ? null : ": ")}{dataType}";
if (parameterMetadata.IsOptional)
{
parameterLabel = $"[{parameterLabel}]";
}
return parameterLabel;
}
