/// <summary> /// Creates a method that parses an XML element returned from the API by setting creating an instance /// of the given class and setting its properties. /// </summary> private MethodDeclarationSyntax GenerateParseMethod(string className, IEnumerable <Property> properties) { var elementParameter = SyntaxEx.Parameter("XElement", "element"); var wikiParameter = SyntaxEx.Parameter("WikiInfo", "wiki"); var statements = new List <StatementSyntax>(); var resultLocal = SyntaxEx.LocalDeclaration("var", "result", SyntaxEx.ObjectCreation(className)); statements.Add(resultLocal); foreach (var property in properties) { ExpressionSyntax propertyValueAccess; bool checkForNull; if (property.Name == "*") { propertyValueAccess = (NamedNode)elementParameter; checkForNull = false; } else { propertyValueAccess = SyntaxEx.Invocation( SyntaxEx.MemberAccess(elementParameter, "Attribute"), SyntaxEx.Literal(property.Name)); checkForNull = true; } var propertyValueLocal = SyntaxEx.LocalDeclaration( "var", GetPropertyName(property.Name, false) + "Value", propertyValueAccess); statements.Add(propertyValueLocal); var valueValue = SyntaxEx.MemberAccess(propertyValueLocal, "Value"); var assignment = SyntaxEx.Assignment( SyntaxEx.MemberAccess(resultLocal, GetPropertyName(property.Name)), Wiki.TypeManager.CreateConverter( property, ClassNameBase, valueValue, (NamedNode)wikiParameter)); if (checkForNull) { ExpressionSyntax condition = SyntaxEx.NotEquals((NamedNode)propertyValueLocal, SyntaxEx.NullLiteral()); var simpleType = property.Type as SimpleParameterType; if (simpleType == null || (simpleType.Name != "string" && simpleType.Name != "boolean")) { condition = SyntaxEx.And( condition, SyntaxEx.NotEquals(valueValue, SyntaxEx.Literal(""))); } var ifStatement = SyntaxEx.If(condition, assignment); statements.Add(ifStatement); } else { statements.Add(assignment); } } statements.Add(SyntaxEx.Return(resultLocal)); return(SyntaxEx.MethodDeclaration( new[] { SyntaxKind.PublicKeyword, SyntaxKind.StaticKeyword }, className, "Parse", new[] { elementParameter, wikiParameter }, statements)); }