/// <summary>
/// 获取指定日期段内的数据库。
/// <para>请勿释放</para>
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
public SQLiteConnection GetConnection(DbDate date = default)
{
if (date == default)
{
date = DbDate.Now;
}
return(Connections[date.ToString()]);
}
/// <summary>
/// 获取一个可用的数据库的名称
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
private string GetDbName(DbDate date = default)
{
if (date == default)
{
date = DateTime.Now;
}
string dbFloder = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), Application.ProductName, "Database");
if (!Directory.Exists(dbFloder))
{
Directory.CreateDirectory(dbFloder);
}
string dbName = Path.Combine(dbFloder, date.ToString() + ".db");
if (!File.Exists(dbName) && date.Month >= DateTime.Now.Month)
{
try
{
SQLiteConnection.CreateFile(dbName);
using (SQLiteConnection Connection = new SQLiteConnection($"Data Source={dbName};Version=3;"))
{
string sql = @"create table vk_key (Id integer primary key autoincrement, Code integer(4), Time varchar, Status integer(1) default 2);";
Connection.Open();
Connection.Execute(sql);
Connection.Close();
}
}
catch
{
if (File.Exists(dbName))
{
File.Delete(dbName);
}
}
}
else
{
}
return(dbName);
}