public void Push(ImportLyricStep step)
{
if (CurrentScreen is IImportLyricSubScreen lyricSubScreen)
{
if (step == lyricSubScreen.Step)
{
throw new ScreenNotCurrentException("Cannot push same screen.");
}
if (step <= lyricSubScreen.Step)
{
throw new ScreenNotCurrentException("Cannot push previous then current screen.");
}
if (step != ImportLyricStep.GenerateRuby && step - lyricSubScreen.Step > 1)
{
throw new ScreenNotCurrentException("Only generate ruby step can be skipped.");
}
}
switch (step)
{
case ImportLyricStep.ImportLyric:
Push(new DragFileSubScreen());
return;
case ImportLyricStep.EditLyric:
Push(new EditLyricSubScreen());
return;
case ImportLyricStep.AssignLanguage:
Push(new AssignLanguageSubScreen());
return;
case ImportLyricStep.GenerateRuby:
Push(new GenerateRubyRomajiSubScreen());
return;
case ImportLyricStep.GenerateTimeTag:
Push(new GenerateTimeTagSubScreen());
return;
case ImportLyricStep.Success:
Push(new SuccessSubScreen());
return;
default:
throw new ScreenNotCurrentException("Screen is not in the lyric import step.");
}
}
public void GoToStep(ImportLyricStep step)
{
if (!(ScreenStack.CurrentScreen is IImportLyricSubScreen lyricSubScreen))
{
return;
}
if (step == lyricSubScreen.Step)
{
return;
}
if (step <= lyricSubScreen.Step)
{
return;
}
var totalSteps = EnumUtils.GetValues <ImportLyricStep>().Where(x => x > lyricSubScreen.Step && x <= step);
foreach (var gotoStep in totalSteps)
{
ScreenStack.Push(gotoStep);
}
}