protected void Page_Load(object sender, EventArgs e)
{
log.Info("Started Page Load");
lblError.Text = "";
try
{
ZohoBookAuthCodeUrl = ConfigurationManager.AppSettings["ZohoBook-AuthCode-Url"];
ZohoBookAccessTokenUrl = ConfigurationManager.AppSettings["ZohoBook-AccessToken-Url"];
ZohoBookRefreshTokenUrl = ConfigurationManager.AppSettings["ZohoBook-RefreshToken-Url"];
ZohoBookClientCode = ConfigurationManager.AppSettings["ZohoBook-ClientCode"];
ZohoBookClientSecret = ConfigurationManager.AppSettings["ZohoBook-ClientSecret"];
ZohoBookItemsScope = ConfigurationManager.AppSettings["ZohoBook-ItemsScope"];
ZohoBookRedirectUrl = ConfigurationManager.AppSettings["ZohoBook-RedirectUrl"];
ZohoBookOrgId = ConfigurationManager.AppSettings["ZohoBook-OrgId"];
if (!IsPostBack)
{
//Check if code is available in querystring
if (Request.QueryString["code"] != null)
{
log.Info("Access Token Flow. Auth Code is - " + Request.QueryString["code"].ToString());
//Access Token flow
string code = Request.QueryString["code"].ToString();
string authUrl = string.Concat(ZohoBookAccessTokenUrl,
"?grant_type=authorization_code&client_id={0}&client_secret={1}&redirect_uri={2}&code={3}");
ApiModel model = new ApiModel();
model.RelativeUrl = string.Format(authUrl, ZohoBookClientCode, ZohoBookClientSecret, ZohoBookRedirectUrl, code);
model.Method = HttpMethod.Post;
log.Info("Auth Url - " + model.RelativeUrl);
var response = ApiHelper.ExecuteAPI(model);
if (response != null && response.IsSuccessStatusCode)
{
var jsonResponse = response.Content.ReadAsStringAsync().Result;
JObject jobject = JObject.Parse(jsonResponse);
Session["Zoho-AccessToken"] = jobject.ContainsKey("access_token") ? jobject["access_token"].ToString() : "";
Session["Zoho-RefreshToken"] = jobject.ContainsKey("refresh_token") ? jobject["refresh_token"].ToString() : "";
UpdateConfig("ZohoBook-RefreshToken", Session["Zoho-RefreshToken"].ToString());
log.Info("Response From Access Token API - " + jsonResponse);
btnAuthenticate.Enabled = false;
Response.Redirect("ZohoImport.aspx?auth=success");
}
else
{
var jsonResponse = response.Content.ReadAsStringAsync().Result;
log.Info("Error From Access Token API - " + jsonResponse);
}
}
else if (Request.QueryString["auth"] != null && Request.QueryString["auth"].ToString() == "success")
{
lblError.Text = "Successfully Authenticated";
btnAuthenticate.Enabled = false;
}
else if (Session["Zoho-AccessToken"] != null)
{
btnAuthenticate.Enabled = false;
}
else
{
//Auth Code flow
//It should be triggered from Authenticate button
}
}
}
catch (Exception ex)
{
log.Error("Exception - " + ex.ToString());
}
log.Info("Completed Page Load");
}
private bool ImportItems()
{
log.Info("Import Started");
try
{
if (Session["Zoho-AccessToken"] != null)
{
int pageSize = 200;
int pageIndex = 1;
bool hasMorePages = true;
List <ItemsModel> gridItems = new List <ItemsModel>();
while (hasMorePages)
{
//Access Token found
string itemsUrl = string.Format(ConfigurationManager.AppSettings["ZohoBook-Items"] + "organization_id={0}", ZohoBookOrgId);
itemsUrl = string.Format(itemsUrl + "&page={0}&per_page={1}", pageIndex, pageSize);
log.Info("Items Url - " + itemsUrl);
ApiModel model = new ApiModel();
model.RelativeUrl = itemsUrl;
model.Method = HttpMethod.Get;
model.Headers = new Dictionary <string, string>();
model.Headers.Add("Authorization", "Bearer " + Session["Zoho-AccessToken"]);
var response = ApiHelper.ExecuteAPI(model);
if (response != null && response.IsSuccessStatusCode)
{
var jsonResponse = response.Content.ReadAsStringAsync().Result;
JObject jobject = JObject.Parse(jsonResponse);
log.Info("Items Data - " + jsonResponse);
JArray itemArray = (JArray)jobject["items"];
if (!(bool)jobject["page_context"]["has_more_page"])
{
hasMorePages = false;
}
List <ItemsModel> items = new List <ItemsModel>();
SqlHelper sqlHelper = new SqlHelper();
foreach (JObject item in itemArray)
{
ItemsModel itemModel = new ItemsModel();
itemModel.ItemId = item["item_id"].ToString();
itemModel.Name = item["name"].ToString();
itemModel.Unit = item["unit"].ToString();
itemModel.Description = item["description"].ToString();
itemModel.ItemType = item["item_type"].ToString();
itemModel.AvailableStock = item["available_stock"].ToString();
itemModel.SKU = item["sku"].ToString();
itemModel.Category = item["cf_master_category"].ToString();
itemModel.SubCategory = item["cf_sub_category"].ToString();
itemModel.SellingPrice = item["rate"].ToString();
itemModel.StockOnHand = item["stock_on_hand"].ToString();
itemModel.Status = item["status"].ToString();
itemModel.Brand = item["cf_brand"].ToString();
items.Add(itemModel);
sqlHelper.ImportData(itemModel);
}
gridItems.AddRange(items);
sqlHelper.CloseConnection();
lblError.Text = "Import Completed";
log.Info("Import Completed");
}
else if (response.StatusCode == System.Net.HttpStatusCode.Unauthorized)
{
lblError.Text = "Token Expired. Please Re-Authenticate";
return(false);
}
else
{
var jsonResponse = response.Content.ReadAsStringAsync().Result;
log.Info("Error from Items API - " + jsonResponse);
lblError.Text = jsonResponse;
return(false);
}
pageIndex = pageIndex + 1;
}
grdItems.DataSource = gridItems;
grdItems.DataBind();
}
else
{
lblError.Text = "Token Expired. Please Autehnticate";
return(false);
}
return(true);
}
catch (Exception ex)
{
log.Error("Exception - " + ex.ToString());
lblError.Text = ex.Message;
return(false);
}
}