public static async Task <HttpResponseMessage> PostRequestAsync(this IFlurlRequest client, IRequest request, CancellationToken token = default(CancellationToken), bool isMultipart = false)
{
// Get all form keys from request
var keys = request.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly)
.Where(prop => prop.GetCustomAttribute <FormIgnoreAttribute>() == null);
// Get determination key for determine if the web call is a v2 call or not
var v2DetKey = keys.SingleOrDefault(prop => prop.GetCustomAttribute <V2DeterminationKeyAttribute>() != null);
bool isV2 = v2DetKey != null && v2DetKey.GetValue(request) != null;
if (isV2 && v2DetKey.GetCustomAttribute <V2DeterminationKeyAttribute>().IsByVersionNumber)
{
isV2 &= v2DetKey.GetValue(request).ToString() == "2.0";
}
// Get keys to process
var keysToProcess = keys.Except(keys.Where(k => k.GetCustomAttribute <FormAttribute>()?.IsFor.Equals(isV2 ? VersionOption.V1 : VersionOption.V2) ?? false));
// Check null for required keys
foreach (var option in new List <VersionOption> {
isV2?VersionOption.V2 : VersionOption.V1, VersionOption.All
})
{
var keysToValidate = keysToProcess.Where(k => k.GetCustomAttribute <FormAttribute>()?.IsFor.Equals(option) ?? false);
var invalidKeys = keysToValidate.Where(k => (k.GetCustomAttribute <FormAttribute>()?.IsRequiredFor.HasFlag(option) ?? false) && k.GetValue(request) == null);
if (invalidKeys.Any())
{
throw new KeyRequiredException(invalidKeys.Select(k => k.Name).ToArray());
}
}
Func <PropertyInfo, string> keyName = prop => prop.GetCustomAttribute <FormAttribute>()?.Name ?? prop.Name.ToLower();
// Process keys to form
var form = new Dictionary <string, string>();
keysToProcess.Where(ok => ok.GetValue(request) != null)
.ToList()
.ForEach(ok =>
{
if (ok.GetValue(request) is IEnumerable <string> list)
{
foreach (var item in list)
{
form.Add(keyName(ok), item);
}
}
else
{
var objValue = ok.GetValue(request);
if (!(objValue is bool && ok.GetCustomAttribute <FormAttribute>().AddKeyOnlyIfBoolTrue&& !(bool)objValue))
{
form.Add(keyName(ok), ok.PropertyType.IsSimpleType() ?
objValue.ToString() : JsonConvert.SerializeObject(ok.GetValue(request), SerializationHelper.SerializationSettings));
}
}
});
// ConfigureAwait was missing...
return(isMultipart ? await client.PostMultipartAsync(mp => mp.AddStringParts(form)).ConfigureAwait(false) : await client.PostUrlEncodedAsync(form, token).ConfigureAwait(false));
}
public static Task <T> PostUrlEncodedAsync <T>(this IFlurlRequest request, object data, CancellationToken cancellation) => request.PostUrlEncodedAsync(data, cancellation).ReceiveJson <T>();
