public HttpWebRequest GenerateRequest(ICommandRequest request, string userId, HttpMethod requestMethod)
{
Validator.ValidateObject(request, new ValidationContext(request, null, null), true);
var webRequest = (HttpWebRequest) WebRequest.Create(request.Resource);
webRequest.Method = requestMethod.ToString();
webRequest.ContentType = "application/octet-stream";
var requestType = request.GetType();
var properties = requestType.GetProperties(PropertyFilters)
.Where(
p =>
(p.GetValue(request, null) != null) &&
(!string.IsNullOrWhiteSpace(p.GetValue(request, null).ToString())))
.Where(p => p.GetCustomAttributes(false).OfType<HeaderAttribute>().Where(h => h.Serialise).Any())
.Select(p => new
{
Name = p.GetCustomAttributes(false).OfType<HeaderAttribute>().Select(h => h.Name).First(),
Value = p.GetValue(request, null).ToString()
}).ToList();
properties.Add(new { Name = "x-emc-date", Value = DateTime.UtcNow.ToString("r") });
properties.Add(new { Name = "x-emc-uid", Value = userId });
foreach (var property in properties)
{
webRequest.Headers.Add(property.Name, property.Value);
}
return webRequest;
}
private IEnumerable <CommandHandlerWrapper> GetWrappedHandlers(ICommandRequest command)
{
var handlerType = typeof(ICommandRequestHandler <>).MakeGenericType(command.GetType());
var wrapperType = typeof(CommandHandlerWrapper <>).MakeGenericType(command.GetType());
var handlers =
(IEnumerable)_serviceProvider.GetRequiredService(typeof(IEnumerable <>).MakeGenericType(handlerType));
var instance = handlers.Cast <object>()
.Select(_ => (CommandHandlerWrapper)Activator.CreateInstance(wrapperType));
var wrappedHandlers = CommandHandlers
.GetOrAdd(command.GetType(), instance);
return(wrappedHandlers);
}
public IRestRequest GenerateRequest(ICommandRequest request, string apiKey)
{
Validator.ValidateObject(request, new ValidationContext(request, null, null), true);
var queryString = new StringBuilder();
var requestType = request.GetType();
var properties = requestType.GetProperties(PropertyFilters)
.Where(p => (p.GetValue(request, null) != null) && (!string.IsNullOrWhiteSpace(p.GetValue(request, null).ToString())))
.Select(p =>
new KeyValuePair<string, string>(p.Name.ToLowerInvariant(), p.GetValue(request, null).ToString()))
.ToList();
properties.Add(new KeyValuePair<string, string>("apikey", apiKey));
var orderedProperties = properties.OrderBy(p => p.Key);
foreach (var property in orderedProperties)
{
queryString.Append(string.Format("{0}={1}&", property.Key, property.Value));
}
queryString.Remove(queryString.Length - 1, 1);
var escapedQueryString = HttpUtility.UrlEncode(queryString.ToString());
return new RestRequest("?" + escapedQueryString, Method.POST);
}
private CommandHandlerWrapperResponse <TResponse> GetWrappedHandlers <TResponse>(ICommandRequest <TResponse> command)
{
var handlerType = typeof(ICommandRequestHandler <,>).MakeGenericType(command.GetType(), typeof(TResponse));
var wrapperType = typeof(CommandHandlerWrapperResponse <,>).MakeGenericType(command.GetType(), typeof(TResponse));
var handlers =
(IEnumerable)_serviceProvider.GetRequiredService(typeof(IEnumerable <>).MakeGenericType(handlerType));
var wrappedHandlers = (CommandHandlerWrapperResponse <TResponse>)CommandHandlersResponse.GetOrAdd(command.GetType(), handlers.Cast <object>()
.Select(_ => (CommandHandlerWrapperResponse <TResponse>)Activator.CreateInstance(wrapperType)).FirstOrDefault());
return(wrappedHandlers);
}
