/// <summary>
/// Add a coverage annotation to the store, or remove it if it already exists (toggle).
/// </summary>
/// <param name="annotation">The annotation to add</param>
/// <returns>true if an annotation has been added, false otherwise</returns>
public static async Task<bool> AddAnnotation(CoverageAnnotation annotation, string ID)
{
bool result;
//This is a repeat, just toggle it
if (Exists(annotation))
{
data.RemoveAll(a => a.GetType() == typeof(CoverageAnnotation) && MatchString(a.target.selector.exact, annotation.target.selector.exact));
result = false;
}
//This is new
else
{
data.RemoveAll(a => a.GetType() == typeof(CoverageAnnotation) && MatchString(a.target.selector.exact, annotation.target.selector.exact));
data.Add(annotation);
result = true;
}
if (!SampleData.DEMO)
{
var localFolder = ApplicationData.Current.LocalFolder;
StorageFile sampleFile = await localFolder.GetFileAsync(ID + COVERAGEFILENAME);
var serialized = await JsonConvert.SerializeObjectAsync(new AnnotationPackage(data).coverageannotations);
await FileIO.WriteTextAsync(sampleFile, serialized);
}
return result;
}
/// <summary>
/// This is necessary because some of the work that needs to be done when the
/// user adds a coverage annotation requires asynchrony, which is not allowed
/// in event listeners.
/// </summary>
/// <param name="coverage">The type of coverage annotation to apply</param>
private async void CoverageAnnotationButtonClickWork(string coverage)
{
if (IsTextSelected())
{
var coverageannotation = new CoverageAnnotation(
new CoverageBody(coverage),
new Target("oa:SpecificResource", "",
new Selector(SpecHighlitText.Substring(0, Math.Min(50, SpecHighlitText.Length)), SpecHighlitXpath)));
var oldannotation = (CoverageAnnotation) AnnotationData.data.Where(an => an.GetType() == typeof(CoverageAnnotation) && SpecHighlitText.Contains(an.target.selector.exact)).FirstOrDefault();
string oldcoverage = null;
if(oldannotation != null)
{
oldcoverage = oldannotation.body.value;
}
//This is a new annotation
if (await AnnotationData.AddAnnotation(coverageannotation, GetSpecID()))
{
UpdateStatusBar(coverageannotation.body.value, oldcoverage);
Annotate(coverageannotation);
}
//This is a toggle
else
{
UpdateStatusBar(oldcoverage: oldcoverage);
coverageannotation.body.value = "";
Annotate(coverageannotation);
}
FindAnnotationsFor(SpecHighlitText);
_UnsavedChanges = true;
}
}
