internal CoinSnapshotSet(IHostRoot root)
{
_root = root;
Global.Access <Per10SecondEvent>(Guid.Parse(
"ab0526fc-01ce-4b8a-942d-d998d0a71a3b"),
"周期性拍摄快照",
LogEnum.Console,
action: message => {
DateTime leftTime = message.Timestamp.AddSeconds(-message.Seconds);
Snapshot(leftTime, seconds: 10);
if (_historyDataSnapshotOver)
{
DateTime rightTime = leftTime.AddSeconds(10);
SnapshotTimestamp.SetSnapshotTimestamp(rightTime);
}
});
Task.Factory.StartNew(() => {
DateTime leftTime = SnapshotTimestamp.GetSnapshotTimestamp();
while (leftTime > DateTime.Now.AddMonths(-1) && leftTime.AddSeconds(10) < DateTime.Now)
{
Snapshot(leftTime, seconds: 10);
DateTime rightTime = leftTime.AddSeconds(10);
SnapshotTimestamp.SetSnapshotTimestamp(rightTime);
leftTime = rightTime;
}
_historyDataSnapshotOver = true;
});
}
internal ClientCoinSnapshotSet(IHostRoot root)
{
_root = root;
Global.Access <Per10SecondEvent>(
Guid.Parse("e093f476-e79d-45ba-b527-95ca71c3b737"),
"周期性将内存中的CientCoinSpeedData列表刷到磁盘",
LogEnum.Console,
action: message => {
InitOnece();
if (message.Seconds > 4 * 60)
{
throw new InvalidProgramException("内存中保留4分钟的数据，所以刷新周期不能大于4分钟");
}
ClientCoinSnapshotData[] values = null;
using (LiteDatabase db = HostRoot.CreateReportDb()) {
var col = db.GetCollection <ClientCoinSnapshotData>();
lock (_locker) {
// 将最近一个周期生成的数据刷入磁盘
DateTime time = message.Timestamp.AddSeconds(-message.Seconds);
values = _dataList.Where(a => a.Timestamp > time).ToArray();
// 将4分钟之前的数据从内存中清除
time = message.Timestamp.AddMinutes(-4);
List <ClientCoinSnapshotData> toRemoves = _dataList.Where(a => a.Timestamp < time).ToList();
foreach (var item in toRemoves)
{
_dataList.Remove(item);
}
}
if (values.Length != 0)
{
col.Upsert(values);
}
Global.DebugLine("刷了" + values.Length + "条", ConsoleColor.Green);
}
});
Global.Access <Per2MinuteEvent>(
Guid.Parse("033f4391-6b37-4232-abf4-c12117b4716b"),
"周期性清除已经拍过快照的CientCoinSpeedData源数据",
LogEnum.Console,
action: message => {
InitOnece();
DateTime timestamp = SnapshotTimestamp.GetSnapshotTimestamp();
if (timestamp == DateTime.MinValue)
{
Global.DebugLine("尚没有拍摄过快照，无需清除");
return;
}
using (LiteDatabase db = HostRoot.CreateReportDb()) {
var col = db.GetCollection <ClientCoinSnapshotData>();
int r = col.Delete(Query.LT(nameof(ClientCoinSnapshotData.Timestamp), timestamp));
if (r > 0)
{
db.Shrink();
}
}
});
}
