/// <summary>
/// Adds ListNext() method for each List method with x-ms-pageable extension.
/// </summary>
/// <param name="serviceClient"></param>
/// <param name="codeNamer"></param>
public static void AddPageableMethod(ServiceClient serviceClient, CodeNamer codeNamer)
{
if (codeNamer == null)
{
throw new ArgumentNullException("codeNamer");
}
if (serviceClient == null)
{
throw new ArgumentNullException("serviceClient");
}
foreach (var method in serviceClient.Methods.ToArray())
{
if (method.Extensions.ContainsKey(PageableExtension))
{
var pageableExtension = JsonConvert.DeserializeObject <PageableExtension>(method.Extensions[PageableExtension].ToString());
if (string.IsNullOrWhiteSpace(pageableExtension.NextLinkName))
{
continue;
}
Method nextLinkMethod = null;
if (!string.IsNullOrEmpty(pageableExtension.OperationName))
{
nextLinkMethod = serviceClient.Methods.FirstOrDefault(m =>
pageableExtension.OperationName.Equals(m.SerializedName, StringComparison.OrdinalIgnoreCase));
if (nextLinkMethod != null)
{
nextLinkMethod.Extensions["nextLinkMethod"] = true;
}
}
if (nextLinkMethod == null)
{
nextLinkMethod = (Method)method.Clone();
if (!string.IsNullOrEmpty(pageableExtension.OperationName))
{
nextLinkMethod.Name = codeNamer.GetMethodName(SwaggerModeler.GetMethodName(
new Rest.Modeler.Swagger.Model.Operation {
OperationId = pageableExtension.OperationName
}));
nextLinkMethod.Group = codeNamer.GetMethodGroupName(SwaggerModeler.GetMethodGroup(
new Rest.Modeler.Swagger.Model.Operation {
OperationId = pageableExtension.OperationName
}));
}
else
{
nextLinkMethod.Name = nextLinkMethod.Name + "Next";
}
method.Extensions["nextMethodName"] = nextLinkMethod.Name;
method.Extensions["nextMethodGroup"] = nextLinkMethod.Group;
nextLinkMethod.Extensions["nextLinkMethod"] = true;
nextLinkMethod.Parameters.Clear();
nextLinkMethod.Url = "{nextLink}";
nextLinkMethod.IsAbsoluteUrl = true;
var nextLinkParameter = new Parameter
{
Name = "nextPageLink",
SerializedName = "nextLink",
Type = new PrimaryType(KnownPrimaryType.String),
Documentation = "The NextLink from the previous successful call to List operation.",
IsRequired = true,
Location = ParameterLocation.Path
};
nextLinkParameter.Extensions[SkipUrlEncodingExtension] = true;
nextLinkMethod.Parameters.Add(nextLinkParameter);
// Need copy all the header parameters from List method to ListNext method
foreach (var param in method.Parameters.Where(p => p.Location == ParameterLocation.Header))
{
nextLinkMethod.Parameters.Add((Parameter)param.Clone());
}
// Copy all grouped parameters that only contain header parameters
nextLinkMethod.InputParameterTransformation.Clear();
method.InputParameterTransformation.GroupBy(t => t.ParameterMappings[0].InputParameter)
.ForEach(grouping => {
if (grouping.All(t => t.OutputParameter.Location == ParameterLocation.Header))
{
// All grouped properties were header parameters, reuse data type
nextLinkMethod.Parameters.Add(grouping.Key);
grouping.ForEach(t => nextLinkMethod.InputParameterTransformation.Add(t));
}
else if (grouping.Any(t => t.OutputParameter.Location == ParameterLocation.Header))
{
// Some grouped properties were header parameters, creating new data types
var headerGrouping = grouping.Where(t => t.OutputParameter.Location == ParameterLocation.Header);
headerGrouping.ForEach(t => nextLinkMethod.InputParameterTransformation.Add((ParameterTransformation)t.Clone()));
var newGroupingParam = CreateParameterFromGrouping(headerGrouping, nextLinkMethod, serviceClient);
nextLinkMethod.Parameters.Add(newGroupingParam);
//grouping.Key.Name = newGroupingParam.Name;
var inputParameter = (Parameter)nextLinkMethod.InputParameterTransformation.First().ParameterMappings[0].InputParameter.Clone();
inputParameter.Name = codeNamer.GetParameterName(newGroupingParam.Name);
nextLinkMethod.InputParameterTransformation.ForEach(t => t.ParameterMappings[0].InputParameter = inputParameter);
}
});
serviceClient.Methods.Add(nextLinkMethod);
}
}
}
}