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fix pnl report and slack notifier
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parent
1f127a367a
commit
906350a5bc
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@ -18,6 +18,55 @@ import (
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var USD = accounting.Accounting{Symbol: "$ ", Precision: 2}
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var BTC = accounting.Accounting{Symbol: "BTC ", Precision: 8}
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type SlackLogHook struct {
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Slack *slack.Client
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ErrorChannel string
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}
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func (t *SlackLogHook) Levels() []log.Level {
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return []log.Level{
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// log.InfoLevel,
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log.ErrorLevel,
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log.PanicLevel,
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// log.WarnLevel,
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}
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}
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func (t *SlackLogHook) Fire(e *log.Entry) error {
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var color = "#F0F0F0"
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switch e.Level {
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case log.DebugLevel:
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color = "#9B30FF"
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case log.InfoLevel:
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color = "good"
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case log.ErrorLevel, log.FatalLevel, log.PanicLevel:
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color = "danger"
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default:
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color = "warning"
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}
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var slackAttachments []slack.Attachment = nil
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logerr, ok := e.Data["err"]
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if ok {
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slackAttachments = append(slackAttachments, slack.Attachment{
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Color: color,
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Title: "Error",
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Fields: []slack.AttachmentField{
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{Title: "Error", Value: logerr.(error).Error()},
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},
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})
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}
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_, _, err := t.Slack.PostMessageContext(context.Background(), t.ErrorChannel,
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slack.MsgOptionText(e.Message, true),
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slack.MsgOptionAttachments(slackAttachments...))
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return err
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}
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type SlackNotifier struct {
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Slack *slack.Client
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@ -26,6 +75,7 @@ type SlackNotifier struct {
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InfoChannel string
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}
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func (t *SlackNotifier) Infof(format string, args ...interface{}) {
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var slackAttachments []slack.Attachment = nil
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var slackArgsStartIdx = -1
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@ -99,9 +149,8 @@ func (t *SlackNotifier) ReportPnL(report *ProfitAndLossReport) {
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}
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}
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type Trader struct {
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notifier *SlackNotifier
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Notifier *SlackNotifier
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// Context is trading Context
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Context *TradingContext
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@ -116,7 +165,7 @@ type Trader struct {
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}
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func (t *Trader) Infof(format string, args ...interface{}) {
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t.notifier.Infof(format, args...)
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t.Notifier.Infof(format, args...)
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}
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func (t *Trader) Errorf(err error, format string, args ...interface{}) {
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@ -129,27 +178,13 @@ func (t *Trader) Errorf(err error, format string, args ...interface{}) {
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}
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func (t *Trader) ReportTrade(trade *types.Trade) {
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t.notifier.ReportTrade(trade)
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t.Notifier.ReportTrade(trade)
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}
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func (t *Trader) ReportPnL() {
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report := t.Context.ProfitAndLossCalculator.Calculate()
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report.Print()
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attachment := report.SlackAttachment()
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_, _, err := t.Slack.PostMessageContext(context.Background(), t.TradingChannel,
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slack.MsgOptionText(util.Render(
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`:heavy_dollar_sign: Here is your *{{ .symbol }}* PnL report collected since *{{ .startTime }}*`,
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map[string]interface{}{
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"symbol": report.Symbol,
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"startTime": report.StartTime.Format(time.RFC822),
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}), true),
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slack.MsgOptionAttachments(attachment))
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if err != nil {
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t.Errorf(err, "slack send error")
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}
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t.Notifier.ReportPnL(report)
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}
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func (t *Trader) SubmitOrder(ctx context.Context, order *types.Order) {
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