/// <summary>
/// Retrieve Diagnostic data for the active vehicle
/// </summary>
/// <returns></returns>
public async Task <DiagnosticResponse[]> GetDiagnostics()
{
var cmdInfo = ActiveVehicle.GetCommand("diagnostics");
var reqObj = new JObject()
{
["diagnosticsRequest"] = new JObject()
{
["diagnosticItem"] = new JArray(cmdInfo.CommandData.SupportedDiagnostics.SupportedDiagnostic)
}
};
var result = await InitiateCommandAndWait("diagnostics", reqObj);
if (result == null)
{
return(null);
}
if ("success".Equals(result.Status, StringComparison.OrdinalIgnoreCase))
{
return(result.Body.DiagnosticResponse);
}
else
{
return(null);
}
}
/// <summary>
/// Connect to vehicle. Must be called before issuing commands
/// </summary>
/// <param name="vin"></param>
/// <returns></returns>
async Task <CommandResponse> VehicleConnect()
{
if (ActiveVehicle == null)
{
throw new InvalidOperationException("ActiveVehicle must be populated");
}
using (var response = await PostAsync(ActiveVehicle.GetCommand("connect").Url, new StringContent("{}", Encoding.UTF8, "application/json")))
{
if (response.IsSuccessStatusCode)
{
var respString = await response.Content.ReadAsStringAsync();
var respObj = JsonConvert.DeserializeObject <CommandRequestResponse>(respString);
if (respObj == null || respObj.CommandResponse == null)
{
return(null);
}
return(respObj.CommandResponse);
}
else
{
var error = await response.Content.ReadAsStringAsync();
return(null);
}
}
}
/// <summary>
/// Submit the initial call for a command
/// NOTE: this will be changing to use the URLs defined in vehicle configuration
/// </summary>
/// <param name="vin">Vehicle VIN</param>
/// <param name="pin">OnStar PIN</param>
/// <param name="command">command name</param>
/// <returns></returns>
async Task <CommandResponse> InitiateCommand(string command, JObject requestParameters)
{
if (ActiveVehicle == null)
{
throw new InvalidOperationException("ActiveVehicle must be populated");
}
var cmdInfo = ActiveVehicle.GetCommand(command);
if (cmdInfo == null)
{
throw new InvalidOperationException("Unsupported command");
}
if (cmdInfo.IsPrivSessionRequired.GetValueOrDefault())
{
if (!IsUpgraded)
{
//TODO: need to determine how long an upgrade lasts - do we reset it when refreshing the token?
// Also if the android app saves the PIN, should we save the PIN?
throw new InvalidOperationException("Command requires upgraded login");
}
}
if (!_isConnected)
{
await VehicleConnect();
_isConnected = true;
}
JObject reqObj = requestParameters;
if (reqObj == null)
{
reqObj = new JObject();
}
using (var response = await PostAsync(cmdInfo.Url, new StringContent(Newtonsoft.Json.JsonConvert.SerializeObject(reqObj), Encoding.UTF8, "application/json")))
{
if (!response.IsSuccessStatusCode)
{
var error = await response.Content.ReadAsStringAsync();
//todo: is this needed with the fancy post?
return(null);
}
var commandResult = await response.Content.ReadAsAsync <CommandRequestResponse>();
return(commandResult.CommandResponse);
}
}
