public async Task HandleMarketMakerStateAsync(MarketMakerStatus marketMakerStatus, string comment, string userId)
{
await _marketMakerStateService.UpdateAsync(marketMakerStatus, comment, userId);
if (marketMakerStatus != MarketMakerStatus.Active)
{
IReadOnlyCollection <IndexSettings> indicesSettings = await _indexSettingsService.GetAllAsync();
foreach (IndexSettings indexSettings in indicesSettings)
{
await _marketMakerService.CancelLimitOrdersAsync(indexSettings.Name);
}
}
}
public StateOperationContext(
MarketMakerStatus currentStatus,
MarketMakerStatus targetStatus,
string comment,
string userId,
MarketMakerError error = MarketMakerError.None,
string errorMessage = null)
{
CurrentStatus = currentStatus;
TargetStatus = targetStatus;
Error = error;
ErrorMessage = errorMessage;
Comment = comment;
UserId = userId;
}
public async Task UpdateAsync(MarketMakerStatus marketMakerStatus, string comment, string userId)
{
MarketMakerState marketMakerState = await GetAsync();
marketMakerState.Status = marketMakerStatus;
marketMakerState.Timestamp = DateTime.UtcNow;
await _marketMakerStateRepository.InsertOrReplaceAsync(marketMakerState);
_cache.Set(marketMakerState);
_log.InfoWithDetails("Market maker status updated", new
{
marketMakerState,
comment,
userId
});
}
private async Task SetStateAsync(MarketMakerStatus status, MarketMakerError marketMakerError,
string errorMessages, string comment, string userId)
{
var marketMakerState = new MarketMakerState
{
Time = DateTime.UtcNow,
Status = status,
Error = marketMakerError,
ErrorMessage = errorMessages
};
MarketMakerState currentMarketMakerState = await GetStateAsync();
await _marketMakerStateRepository.InsertOrReplaceAsync(marketMakerState);
_cache.Set(marketMakerState);
_log.InfoWithDetails("Market maker state is changed.",
new StateOperationContext(currentMarketMakerState.Status, marketMakerState.Status, comment, userId,
marketMakerState.Error, marketMakerState.ErrorMessage));
}
public Task SetStateAsync(MarketMakerStatus status, string comment, string userId) => SetStateAsync(status, MarketMakerError.None, null, comment, userId);
