/// <summary>
/// Organization feature services, all of them (NB: for all Organization user accounts!)
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Connect_Click(object sender, EventArgs e)
{
this.Cursor = Cursors.WaitCursor;
string formattedRequest = string.Empty;
string jsonResponse = string.Empty;
listBox1.Items.Clear();
//get the root directory of the service
string rootURL = txtFeatureServices.Text;
//check to see if we have an instantiated dictionary to store the attributes
if (_featureServiceAttributesDataDictionary == null)
{
_featureServiceAttributesDataDictionary = new Dictionary<string, FeatureLayerAttributes>();
_featureServiceRequestAndResponse = new Dictionary<string, string>();
}
else
{
_featureServiceAttributesDataDictionary.Clear();
_featureServiceRequestAndResponse.Clear();
}
//query for ServiceLayers
ServiceCatalog serviceCatalogDataContract = RequestAndResponseHandler.GetServiceCatalog(rootURL, _token, out formattedRequest, out jsonResponse);
//Users on a trial period will be using services1 server, on failure resend to services server in case they have a full account.
if (serviceCatalogDataContract.services == null)
{
rootURL = rootURL.Replace("services1", "services");
serviceCatalogDataContract = RequestAndResponseHandler.GetServiceCatalog(rootURL, _token, out formattedRequest, out jsonResponse);
if (serviceCatalogDataContract.services == null)
{
this.Cursor = Cursors.Default;
return;
}
txtFeatureServices.Text = rootURL;
}
//display the call and response to the user
ShowRequestResponseStrings(formattedRequest, jsonResponse);
bool executedOnce = false;
string serviceURL = string.Empty;
string serviceRequest = string.Empty;
string serviceResponse = string.Empty;
foreach (Service service in serviceCatalogDataContract.services)
{
//I am only interested in FeatureServices THAT HAVE BEEN SHARED so only get the attributes for this kind of layer
if (service.type == "FeatureServer")
{
//create the entire url string for the layer so we can make the query for attributes
serviceURL = string.Format("{0}{1}/{2}/0/", rootURL, service.name,service.type);
//Feature Layer Attributes
FeatureLayerAttributes featLayerAttributes = RequestAndResponseHandler.GetFeatureServiceAttributes(serviceURL, _token, out serviceRequest, out serviceResponse);
//store the request and response so that we can display it to the user when they click each feature service in the list
_featureServiceRequestAndResponse.Add(service.name, serviceRequest + "$" + serviceResponse);
//store the attributes
_featureServiceAttributesDataDictionary.Add(service.name, featLayerAttributes);
if (executedOnce == false)
{
_featureLayerAttributes = featLayerAttributes;
//display the default symbol
ShowSymbol(featLayerAttributes);
if (featLayerAttributes == null)
{
this.Cursor = Cursors.Default;
return;
}
//populate the Field Names
if(featLayerAttributes.fields != null)
PopulateFieldsList(featLayerAttributes.fields);
//show feature service extent
if(featLayerAttributes.extent != null)
PopulateExtentValues(featLayerAttributes.extent);
lblSelectedFS.Text = "FS: " + featLayerAttributes.name;
}
//lets get the data for the feature service
//Todo
string url = string.Format("http://services1.arcgis.com/{0}/arcgis/rest/services/{1}/FeatureServer?f=pjson", _organizationID, service.name);
_featureServiceInfo = RequestAndResponseHandler.GetDataContractInfo(url, DataContractsEnum.FeatureServiceInfo, out jsonResponse) as FeatureServiceInfo;
//lets store the name of the featureLayer into the listbox
ListViewItem item = new ListViewItem();
item.Text = service.name;
item.Tag = _featureServiceInfo;
listBox1.Items.Add(item);
if (executedOnce == false)
{
txtSupportedFunctions.Text = _featureServiceInfo.capabilities;
executedOnce = true;
}
}
}
listBox1.SelectedIndexChanged += listBox1_SelectedIndexChanged;
EnableControls(true);
this.Cursor = Cursors.Default;
}
/// <summary>
/// Contains all of your AGOL user layers
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
ListViewItem item = listBox1.SelectedItem as ListViewItem;
_featureServiceAttributesDataDictionary.TryGetValue(item.Text, out _featureLayerAttributes);
_featureServiceInfo = item.Tag as FeatureServiceInfo;
//supported functionality
txtSupportedFunctions.Text = _featureLayerAttributes.capabilities;
EnableEditingButtons(_featureLayerAttributes.capabilities);
//feature service fields
if (_featureLayerAttributes.fields != null)
PopulateFieldsList(_featureLayerAttributes.fields);
//extent of feature layer.
if (_featureLayerAttributes.extent != null)
PopulateExtentValues(_featureLayerAttributes.extent);
//display the default symbol
ShowSymbol(_featureLayerAttributes);
lblSelectedFS.Text = "FS: " + item.Text;
string value = string.Empty;
_featureServiceRequestAndResponse.TryGetValue(item.Text, out value);
if (value.Length > 0)
{
string[] split = value.Split('$');
if(split.Length == 2)
ShowRequestResponseStrings(split[0], split[1]);
}
}
