public async Task <bool> IsServiceAvailable()
{
bool isAvailable = false;
try
{
await _certifyClient.GetAppVersion();
isAvailable = true;
}
catch (Exception)
{
isAvailable = false;
}
return(isAvailable);
}
public async Task <bool> IsServiceAvailable()
{
var isAvailable = false;
try
{
await _certifyClient.GetAppVersion();
isAvailable = true;
}
catch (Exception exp)
{
System.Diagnostics.Debug.WriteLine(exp.ToString());
isAvailable = false;
}
return(isAvailable);
}
/// <summary>
/// Get the Certify system version string in ActionResult.Message
/// </summary>
/// <returns></returns>
public async Task <ActionResult> GetSystemVersion()
{
try
{
var result = await _client.GetAppVersion();
return(new ActionResult(result, true));
}
catch (Exception exp)
{
return(new ActionResult {
IsSuccess = false, Message = "Failed to get system version: " + exp.ToString()
});
}
}
/// <summary>
/// Checks the service availability by fetching the version. If the service is available but the version is wrong an exception will be raised.
/// </summary>
/// <returns></returns>
public async Task <bool> CheckServiceAvailable(ICertifyClient client)
{
string version = null;
try
{
version = await client.GetAppVersion();
IsServiceAvailable = true;
}
catch (Exception exp)
{
System.Diagnostics.Debug.WriteLine(exp);
//service not available
IsServiceAvailable = false;
}
if (version != null)
{
// ensure service is correct version
var v = Version.Parse(version.Replace("\"", ""));
var assemblyVersion = typeof(ServiceConfig).Assembly.GetName().Version;
if (v.Major != assemblyVersion.Major)
{
throw new Exception($"Mismatched service version ({v}). Please ensure the old version of the app has been fully uninstalled, then re-install the latest version.");
}
else
{
return(IsServiceAvailable);
}
}
else
{
return(IsServiceAvailable);
}
}
/// <summary>
/// Checks the service availability by fetching the version. If the service is available but the version is wrong an exception will be raised.
/// </summary>
/// <returns></returns>
public async Task <bool> CheckServiceAvailable()
{
string version = null;
try
{
version = await CertifyClient.GetAppVersion();
IsServiceAvailable = true;
}
catch (Exception)
{
//service not available
IsServiceAvailable = false;
}
if (version != null)
{
// ensure service is correct version
var v = Version.Parse(version.Replace("\"", ""));
var assemblyVersion = typeof(AppViewModel).Assembly.GetName().Version;
if (v.Major != assemblyVersion.Major)
{
throw new Exception($"Invalid service version ({v}). Please ensure the old version of the app has been fully uninstalled, then re-install the latest version.");
}
else
{
return(IsServiceAvailable);
}
}
else
{
return(IsServiceAvailable);
}
}
