public ZanmaiWikiSearchProvider(ZanmaiWikiSearchProviderOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
this.InitializationTask = Task.Run(async() =>
{
try
{
using (var fs = new FileStream(options.IndexFilePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
var programs = await ZanmaiWikiSearchDataHelper.DeserializeProgramsAsync(fs)
.ToArrayAsync()
.ConfigureAwait(false);
this.Programs.AddRange(programs);
}
}
catch (Exception ex)
{
Debug.WriteLine("Failed to load search index.");
Debug.WriteLine(ex);
}
});
}
public async Task CreateIndexAsync(
Stream outputStream,
CancellationToken cancellationToken)
{
var programs = await this.RetrieveSongEntries(cancellationToken)
.ToArrayAsync()
.ConfigureAwait(false);
await ZanmaiWikiSearchDataHelper.SerializeProgramsAsync(
outputStream,
programs,
cancellationToken)
.ConfigureAwait(false);
}