/// <summary>
/// Initializes a new instance of the <see cref="NavigationService"/> class.
/// </summary>
/// <param name="statePersistor"> The state persistor. </param>
/// <param name="viewModelLocator"> The ViewModel instance locator. </param>
/// <param name="viewLocator"> The ViewLocator</param>
/// <param name="platformNavigator"> The platform navigator. </param>
public NavigationService(
IViewLocator viewLocator,
IViewModelLocator viewModelLocator,
IStatePersistor statePersistor,
IPlatformNavigator platformNavigator)
{
this.viewModelLocator = viewModelLocator;
this.viewLocator = viewLocator;
this.statePersistor = statePersistor;
this.platformNavigator = platformNavigator;
this.platformNavigator.BackNavigationRequested += this.PlatformBackNavigationRequested;
}
/// <summary>
/// Initializes a new instance of the <see cref="NavigationService"/> class.
/// </summary>
/// <param name="statePersistor"> The state persistor. </param>
/// <param name="viewModelLocator"> The ViewModel instance locator. </param>
/// <param name="viewLocator"> The ViewLocator</param>
/// <param name="platformNavigator"> The platform navigator. </param>
public NavigationService(
IViewLocator viewLocator,
IViewModelLocator viewModelLocator,
IStatePersistor statePersistor,
IPlatformNavigator platformNavigator)
{
this.viewModelLocator = viewModelLocator;
this.viewLocator = viewLocator;
this.statePersistor = statePersistor;
this.platformNavigator = platformNavigator;
this.platformNavigator.BackNavigationRequested += this.PlatformBackNavigationRequested;
}
public override bool Execute()
{
try
{
if (StatePersistor == null)
{
StatePersistor = new StatePersistor(StateFilePath);
}
// If build is a success, then clean the state
if (BuildStatus == "Success")
{
StatePersistor.CleanState();
Trace.WriteLine("**State cleaned");
return true;
}
// There is a break that happened before, set the original breaker details
if (BuildStatus == "Failure" && StatePersistor.ContainsBreak)
{
BreakerDisplayName = StatePersistor.BreakerDisplayName;
BreakerMailAddress = StatePersistor.BreakerEmailAddress;
BreakTimeStamp = StatePersistor.BreakDate;
return true;
}
// If there is no state, then it means that this break is the first,
// persist it in the state and set breaker details to the requestor.
if (BuildStatus == "Failure" && !StatePersistor.ContainsBreak)
{
string stateTemp = String.Format("{0};{1};{2};{3}",
DateProvider.GetTimeStamp().ToString(DateFormat), RequestorDisplayName, RequestorMailAddress,
BuildStatus);
Trace.WriteLine("**Writing keeper state:" + stateTemp);
StatePersistor.WriteState(stateTemp);
BreakerDisplayName = RequestorDisplayName;
BreakerMailAddress = RequestorMailAddress;
BreakTimeStamp = DateTime.Now.ToString(DateFormat);
}
return true;
}
catch (Exception ex)
{
Log.LogErrorFromException(ex, true);
return false;
}
}
