private static QuranAyah GetLastAyahToPlayForSura(QuranAyah startAyah)
{
int surah = startAyah.Surah;
int lastAyah = QuranUtils.GetSurahNumberOfAyah(surah);
return(new QuranAyah(surah, lastAyah));
}
public static async Task <HashSet <string> > GetMissingFiles(QuranAudioTrack request)
{
HashSet <string> missingFiles = new HashSet <string>();
var reciter = request.GetReciter();
var baseDirectory = await request.GetReciter().GetStorageFolder();
if (await ShouldDownloadBismillah(baseDirectory, request))
{
missingFiles.Add(BismillahFile);
}
var fileQuery = baseDirectory.CreateFileQueryWithOptions(new QueryOptions
{
UserSearchFilter = string.Format(CultureInfo.InvariantCulture,
"{0:000}*.mp3", request.Surah),
FolderDepth = FolderDepth.Shallow
});
if ((uint)QuranUtils.GetSurahNumberOfAyah(request.Surah) != await fileQuery.GetItemCountAsync())
{
var existingFiles = new HashSet <string>((await fileQuery.GetFilesAsync()).Select(f => f.Name));
for (int i = 1; i <= QuranUtils.GetSurahNumberOfAyah(request.Surah); i++)
{
var fileName = GetFileName(new QuranAyah(request.Surah, i), reciter);
if (!existingFiles.Contains(fileName))
{
missingFiles.Add(fileName);
}
}
}
return(missingFiles);
}
public static int[] GetPreviousAyah(int[] currentAyah, bool includeBismillah)
{
var newAyah = new[] { currentAyah[0], currentAyah[1] };
// Check if not the beginning of surah
if (currentAyah[1] > 1)
{
newAyah[1]--;
}
else
{
// If need to include bismillah and not surah Tawba set currentAyah to 0
if (currentAyah[1] == 1 && includeBismillah && newAyah[0] != Constants.SURA_TAWBA && newAyah[0] != Constants.SURA_FIRST)
{
newAyah[1] = 0;
}
else
{
// If the beginning of surah check if also the beginning of Quran
if (currentAyah[0] > Constants.SURA_FIRST)
{
newAyah[0]--;
}
else
{
newAyah[0] = Constants.SURA_LAST;
}
newAyah[1] = QuranUtils.GetSurahNumberOfAyah(newAyah[0]);
}
}
return(newAyah);
}
public static int[] GetNextAyah(int[] currentAyah, bool includeBismillah)
{
var currentSurahPages = QuranUtils.GetSurahNumberOfAyah(currentAyah[0]);
var newAyah = new[] { currentAyah[0], currentAyah[1] };
// Check if not the end of surah
if (currentAyah[1] < currentSurahPages)
{
newAyah[1]++;
}
else
{
// If the end of surah check if also the end of Quran
if (currentAyah[0] < Constants.SURA_LAST)
{
newAyah[0]++;
}
else
{
newAyah[0] = Constants.SURA_FIRST;
}
// If need to include bismillah and not surah Tawba set currentAyah to 0
if (includeBismillah && newAyah[0] != Constants.SURA_TAWBA && newAyah[0] != Constants.SURA_FIRST)
{
newAyah[1] = 0;
}
else
{
newAyah[1] = 1;
}
}
return(newAyah);
}
public static string GetNotificationTitle(QuranAyah minVerse, QuranAyah maxVerse)
{
int minSura = minVerse.Surah;
int maxSura = maxVerse.Surah;
int maxAyah = maxVerse.Ayah;
if (maxAyah == 0)
{
maxSura--;
maxAyah = QuranUtils.GetSurahNumberOfAyah(maxSura);
}
string notificationTitle =
QuranUtils.GetSurahName(minSura, true);
if (minSura == maxSura)
{
if (minVerse.Ayah == maxAyah)
{
notificationTitle += " (" + maxAyah + ")";
}
else
{
notificationTitle += " (" + minVerse.Ayah +
"-" + maxAyah + ")";
}
}
else
{
notificationTitle += " (" + minVerse.Ayah +
") - " + QuranUtils.GetSurahName(maxSura, true) +
" (" + maxAyah + ")";
}
return(notificationTitle);
}