/// <summary>
/// 本函数为Form添加FormClosingEvent,关闭窗口时关闭rs实例。构造函数依据Stream.***Option来使用
/// </summary>
/// <param name="so"></param>
public Stream(Form f, StreamOption so = StreamOption.None, AlgoOption ao = AlgoOption.Face, RecordOption ro = RecordOption.Record, Label lb = null)
{
m_algoOption = ao;
m_streamOption = so;
m_recordOption = ro;
m_label = lb;
f.FormClosing += new System.Windows.Forms.FormClosingEventHandler(FormClosingHandler);
InitPowerState();
}
/// <summary>
/// 构造函数依据Stream.***Option来使用
/// </summary>
/// <param name="so"></param>
public Stream(StreamOption so = StreamOption.None, AlgoOption ao = AlgoOption.Face, RecordOption ro = RecordOption.Record)
{
m_algoOption = ao;
m_streamOption = so;
m_recordOption = ro;
if (session == null)
{
session = PXCMSession.CreateInstance();
}
InitPowerState();
}
/// <summary>
/// Insert or update all entities on database
/// </summary>
/// <param name="entities">Entity list model</param>
/// <param name="recordOption">Insert, update or upsert operation</param>
/// <param name="cancellationToken">Token</param>
/// <typeparam name="TEntity">Entity type</typeparam>
/// <returns></returns>
public async Task SaveAllAsync <TEntity> (IEnumerable <TEntity> entities, RecordOption recordOption = RecordOption.Upsert, CancellationToken cancellationToken = default) where TEntity : Entity
{
try {
var collection = GetCollection <TEntity> ();
if (recordOption == RecordOption.Insert)
{
await collection.InsertManyAsync(entities, new InsertManyOptions()
{
IsOrdered = true
}, cancellationToken);
}
#region RecordOption.Update
//else if (recordOption == RecordOption.Update)
//{
// var updates = new List<WriteModel<TEntity>>();
// var filterBuilder = Builders<TEntity>.Filter;
// foreach (var doc in entities)
// {
// var filter = filterBuilder.Where(x => x.Id == doc.Id);
// updates.Add(new ReplaceOneModel<TEntity>(filter, doc));
// }
// await collection.BulkWriteAsync(updates, cancellationToken: cancellationToken);
//}
#endregion
else
{
var bulkOps = entities
.Select(entity =>
new ReplaceOneModel <TEntity> (Builders <TEntity> .Filter.Where(x => x.Id == entity.Id), entity)
{
IsUpsert = true
})
.Cast <WriteModel <TEntity> > ()
.ToList();
await collection.BulkWriteAsync(bulkOps, cancellationToken : cancellationToken);
}
} catch (TimeoutException ex) {
_logger?.LogError($"Timeout Exception in SaveAsync method. Source: {ex.Source}");
} catch (MongoAuthenticationException ex) {
_logger?.LogError($"Mongo Authentication Exception in SaveAsync method. Source: {ex.Source}");
} catch (Exception ex) {
_logger?.LogError(ex, $"These records cannot be saved");
}
}
public async Task SaveAllAsync(IEnumerable <Bookmark> entities, RecordOption recordOption, CancellationToken cancellationToken = default)
{
await _context.SaveAllAsync <Bookmark> (entities, recordOption, cancellationToken);
}
