public void InsertMediaItem(IMediaItem item, int index)
{
// make sure the input is within bounds and is not null
if (ReferenceEquals(item, null) || index > PlaylistCount || index < 0 || ReferenceEquals(PlaylistId, null))
{
return;
}
ISQLiteConnection conn = null;
try
{
int? id = Injection.Kernel.Get<IItemRepository>().GenerateItemId(ItemType.PlaylistItem);
if (!ReferenceEquals(id, null))
{
// to do - better way of knowing whether or not a query has been successfully completed.
conn = Injection.Kernel.Get<IDatabase>().GetSqliteConnection();
conn.BeginTransaction();
for (int position = (int)PlaylistCount - 1; position >= index; position--)
{
logger.IfInfo("Updating position " + position + " to " + (position + 1));
conn.ExecuteLogged("UPDATE PlaylistItem SET ItemPosition = ItemPosition + 1 WHERE PlaylistId = ? AND ItemPosition = ?", PlaylistId, position);
}
// conditional rollback here
// Insert the new item
var playlistItem = new PlaylistItem();
playlistItem.PlaylistItemId = id;
playlistItem.PlaylistId = PlaylistId;
playlistItem.ItemType = item.ItemType;
playlistItem.ItemId = item.ItemId;
playlistItem.ItemPosition = index;
int affected = conn.Insert(playlistItem);
// conditional rollback here
if (affected > 0)
{
PlaylistCount++;
PlaylistDuration += (int)item.Duration;
LastUpdateTime = DateTime.UtcNow.ToUnixTime();
Md5Hash = CalculateHash();
conn.ExecuteLogged("UPDATE Playlist SET PlaylistName = ?, PlaylistCount = ?, PlaylistDuration = ?, Md5Hash = ?, LastUpdateTime = ? " +
"WHERE PlaylistId = ?", PlaylistName == null ? "" : PlaylistName, PlaylistCount, PlaylistDuration, Md5Hash, LastUpdateTime, PlaylistId);
conn.Commit();
}
else
{
conn.Rollback();
}
}
}
catch (Exception e)
{
if (!ReferenceEquals(conn, null))
{
conn.Rollback();
}
logger.Error(e);
}
finally
{
Injection.Kernel.Get<IDatabase>().CloseSqliteConnection(conn);
}
}
public void InsertMediaItem(IMediaItem item, int index)
{
// make sure the input is within bounds and is not null
if (ReferenceEquals(item, null) || index > PlaylistCount || index < 0 || ReferenceEquals(PlaylistId, null))
{
return;
}
ISQLiteConnection conn = null;
try
{
int?id = Injection.Kernel.Get <IItemRepository>().GenerateItemId(ItemType.PlaylistItem);
if (!ReferenceEquals(id, null))
{
// to do - better way of knowing whether or not a query has been successfully completed.
conn = Injection.Kernel.Get <IDatabase>().GetSqliteConnection();
conn.BeginTransaction();
for (int position = (int)PlaylistCount - 1; position >= index; position--)
{
logger.IfInfo("Updating position " + position + " to " + (position + 1));
conn.ExecuteLogged("UPDATE PlaylistItem SET ItemPosition = ItemPosition + 1 WHERE PlaylistId = ? AND ItemPosition = ?", PlaylistId, position);
}
// conditional rollback here
// Insert the new item
var playlistItem = new PlaylistItem();
playlistItem.PlaylistItemId = id;
playlistItem.PlaylistId = PlaylistId;
playlistItem.ItemType = item.ItemType;
playlistItem.ItemId = item.ItemId;
playlistItem.ItemPosition = index;
int affected = conn.Insert(playlistItem);
// conditional rollback here
if (affected > 0)
{
PlaylistCount++;
PlaylistDuration += (int)item.Duration;
LastUpdateTime = DateTime.UtcNow.ToUnixTime();
Md5Hash = CalculateHash();
conn.ExecuteLogged("UPDATE Playlist SET PlaylistName = ?, PlaylistCount = ?, PlaylistDuration = ?, Md5Hash = ?, LastUpdateTime = ? " +
"WHERE PlaylistId = ?", PlaylistName == null ? "" : PlaylistName, PlaylistCount, PlaylistDuration, Md5Hash, LastUpdateTime, PlaylistId);
conn.Commit();
}
else
{
conn.Rollback();
}
}
}
catch (Exception e)
{
if (!ReferenceEquals(conn, null))
{
conn.Rollback();
}
logger.Error(e);
}
finally
{
Injection.Kernel.Get <IDatabase>().CloseSqliteConnection(conn);
}
}
public void AddMediaItem(IMediaItem item, bool updateDatabase = true)
{
ISQLiteConnection conn = null;
try
{
int? id = Injection.Kernel.Get<IItemRepository>().GenerateItemId(ItemType.PlaylistItem);
// to do - better way of knowing whether or not a query has been successfully completed.
conn = Injection.Kernel.Get<IDatabase>().GetSqliteConnection();
var playlistItem = new PlaylistItem();
playlistItem.PlaylistItemId = id;
playlistItem.PlaylistId = PlaylistId;
playlistItem.ItemType = item.ItemType;
playlistItem.ItemId = item.ItemId;
playlistItem.ItemPosition = PlaylistCount == null ? 0 : PlaylistCount;
int affected = conn.Insert(playlistItem);
if (affected > 0)
{
PlaylistCount++;
PlaylistDuration += (int)item.Duration;
}
if (updateDatabase)
{
UpdateDatabase();
}
}
catch (Exception e)
{
logger.Error(e);
}
finally
{
Injection.Kernel.Get<IDatabase>().CloseSqliteConnection(conn);
}
}
