internal static IEnumerator Request(MonoBehaviour caller, EngageRequest request, EngageResponse response)
{
string requestJSON = request.ToJSON();
string url = DDNA.Instance.ResolveEngageURL(requestJSON);
HttpRequest httpRequest = new HttpRequest(url);
httpRequest.HTTPMethod = HttpRequest.HTTPMethodType.POST;
httpRequest.HTTPBody = requestJSON;
httpRequest.TimeoutSeconds = DDNA.Instance.Settings.HttpRequestEngageTimeoutSeconds;
httpRequest.setHeader("Content-Type", "application/json");
System.Action<int, string, string> httpHandler = (statusCode, data, error) => {
string engagementKey = "DDSDK_ENGAGEMENT_" + request.DecisionPoint + "_" + request.Flavour;
if (error == null && statusCode >= 200 && statusCode < 300) {
try {
PlayerPrefs.SetString(engagementKey, data);
} catch (Exception exception) {
Logger.LogWarning("Unable to cache engagement: "+exception.Message);
}
} else {
Logger.LogDebug("Engagement failed with "+statusCode+" "+error);
if (PlayerPrefs.HasKey(engagementKey)) {
Logger.LogDebug("Using cached response");
data = "{\"isCachedResponse\":true," + PlayerPrefs.GetString(engagementKey).Substring(1);
} else {
data = "{}";
}
}
response(data, statusCode, error);
};
yield return caller.StartCoroutine(Network.SendRequest(httpRequest, httpHandler));
}
internal static IEnumerator SendRequest(HttpRequest request, Action<int /*statusCode*/, string /*data*/, string /*error*/> completionHandler)
{
WWW www;
if (request.HTTPMethod == HttpRequest.HTTPMethodType.POST) {
Dictionary<string, string> headers = new Dictionary<string, string>();
WWWForm form = new WWWForm();
foreach (var entry in Utils.HashtableToDictionary<string, string>(form.headers)) {
headers[entry.Key] = entry.Value;
}
foreach (var entry in request.getHeaders()) {
headers[entry.Key] = entry.Value;
}
byte[] bytes = Encoding.UTF8.GetBytes(request.HTTPBody);
www = new WWW(request.URL, bytes, headers);
}
else {
www = new WWW(request.URL);
}
float timer = 0;
bool timedout = false;
while (!www.isDone) {
if (timer > request.TimeoutSeconds) {
timedout = true;
break;
}
timer += Time.deltaTime;
yield return null;
}
int statusCode = 1001;
string data = null;
string error = null;
if (timedout) {
www.Dispose();
error = "connect() timed out";
} else {
statusCode = ReadStatusCode(www);
data = www.text;
error = www.error;
}
if (completionHandler != null) {
completionHandler(statusCode, data, error);
}
}