protected bool TableExists()
{
using var accessor = new SqliteAccessor {
DataSource = AppBehind.Get.DBFilePath,
Password = AppBehind.Get.Password,
QueryString = GetQueryTableExists()
};
accessor.Open();
return(0 < (long)accessor.ExecuteScalar(accessor.CreateCommand()));
}
public static void Register(
bool insert,
string key,
string filePath,
string fileName,
List <object> tags
)
{
using var accessor = new SqliteAccessor {
DataSource = AppBehind.Get.DBFilePath,
Password = AppBehind.Get.Password,
QueryString = insert ? INSERT : UPDATE
};
accessor.Open();
var transaction = accessor.Begin();
try {
var command = accessor.CreateCommand();
command.Parameters.AddWithValue(@"@key", key);
command.Parameters.AddWithValue(@"@fileName", fileName);
command.Parameters.AddWithValue(@"@length", new FileInfo(filePath).Length);
using var inputStream = new FileStream(filePath, FileMode.Open, FileAccess.Read);
accessor.WriteBlob(
inputStream,
@"BINARY_STORAGE",
@"VALUE",
(long)accessor.ExecuteScalar(command)
);
BinaryTags.Register(accessor, key, tags);
transaction.Commit();
}
catch (Exception) {
transaction.Rollback();
throw;
}
}
