IEnumerator GetProducts(int classId, int page, string sku, GameObject spinner, CallbackWithProducts callback)
{
string url = ConstructProductInfoUrlWith(classId, page, sku);
using (WWW www = new WWW(url, null, headers)) {
// Cancel WWW if it exceeds timeout
float timeSinceDownloadStarted = -1f;
bool requestCancelled = false;
// Enable the loading spinner
if (spinner != null)
{
spinner.SetActive(true);
}
while (!www.isDone)
{
timeSinceDownloadStarted += 1f;
if (timeSinceDownloadStarted > Constants.TIMEOUT)
{
Debug.LogWarning("Download timeout!");
requestCancelled = true;
break;
}
Debug.Log("Still downloading... " + www.progress);
yield return(new WaitForSeconds(1f));
}
// Once download is complete
// If request was cancelled due to a timeout
if (requestCancelled)
{
Debug.LogWarning("Request cancelled");
StopCoroutine("GetProducts");
// Disable the loading spinner
if (spinner != null)
{
spinner.SetActive(false);
}
if (callback != null)
{
callback(null);
}
// Done
}
else
{
yield return(www);
// Disable the loading spinner
if (spinner != null)
{
spinner.SetActive(false);
}
// If there was an error with the request
if (www.error != null)
{
Debug.LogWarning("WWW download had an error:" + www.error);
if (callback != null)
{
callback(null);
}
// Done
}
else
{
string response = www.text;
Debug.Log("Response - " + response);
// Wayfair API is not returning HTTP status as yet,
// so if the response was just a string that starts with Error, there was some error
if (response.StartsWith("\"Error"))
{
Debug.LogWarning("Got error - " + response);
if (callback != null)
{
callback(null);
}
// Done
}
else
{
// Try to parse the JSON response
try {
JsonData responseJson = JsonMapper.ToObject(response);
// If response contains an array, its probably a list of products
if (responseJson.IsArray)
{
List <Product> products = JsonMapper.ToObject <List <Product> > (response);
Debug.Log("Got page - " + products);
if (callback != null)
{
callback(products);
}
}
// Otherwise its a single product
else if (responseJson.IsObject)
{
Product product = JsonMapper.ToObject <Product> (response);
Debug.Log("Got product - " + product);
if (callback != null)
{
List <Product> products = new List <Product> ();
products.Add(product);
callback(products);
}
}
// Done
} catch (Exception e) {
Debug.LogWarning("JSON Parsing error - " + e.Message);
if (callback != null)
{
callback(null);
}
// Done
}
}
}
}
} // memory is freed from the web stream (www.Dispose() gets called implicitly)
}
/// <summary>
/// Loads the image from URL
/// </summary>
/// <returns>The image from URL.</returns>
///
/// <param name="url">URL - The URL of the image</param>
/// <param name="image">Image - Unity Image to display the image</param>
// public static IEnumerator LoadImageFromURL(string url, Image image) {
// // Start a download of the given image URL
// WWW www = new WWW(url);
//
// // Wait for download to complete
// yield return www;
//
// yield return www;
// if (www.error != null) {
// Debug.LogWarning("Image download had an error:" + www.error);
// }
// else {
// // Assign texture
// Sprite sprite = Sprite.Create(www.texture, new Rect(0, 0, www.texture.width, www.texture.height), new Vector2(0.5f, 0.5f));
// image.sprite = sprite;
// }
// }
/// <summary>
/// Gets products from the Wayfair 3D Model API.
/// </summary>
/// <param name="classId">Class identifier - See documentation on what ID to use for the different classes</param>
/// <param name="page">Page - Page to request</param>
/// <param name="sku">Sku - Individual SKU if you're looking for a single product</param>
/// <param name="callback">Callback - Called when product information is ready</param>
public void GetProducts(int classId, int page, string sku, CallbackWithProducts callback)
{
StartCoroutine(GetProducts(classId, page, sku, loadingIndicator, callback));
}
