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pull out trend types
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@ -121,7 +121,7 @@ func (s *Strategy) Run(ctx context.Context, orderExecutor bbgo.OrderExecutor, se
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trend := kline.GetTrend()
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switch trend {
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case 1:
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case types.TrendUp:
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// if it goes up and it's above the moving average price, then we sell
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if closePrice > movingAveragePrice {
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s.notify(":chart_with_upwards_trend: closePrice %f is above movingAveragePrice %f, submitting SELL order", closePrice, movingAveragePrice)
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@ -137,7 +137,7 @@ func (s *Strategy) Run(ctx context.Context, orderExecutor bbgo.OrderExecutor, se
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log.WithError(err).Error("submit order error")
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}
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}
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case -1:
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case types.TrendDown:
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// if it goes down and it's below the moving average price, then we buy
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if closePrice < movingAveragePrice {
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s.notify(":chart_with_downwards_trend: closePrice %f is below movingAveragePrice %f, submitting BUY order", closePrice, movingAveragePrice)
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@ -10,6 +10,12 @@ import (
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"github.com/c9s/bbgo/pkg/util"
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)
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type Trend int
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const TrendUp = 1
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const TrendFlat = 0
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const TrendDown = -1
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type KLineOrWindow interface {
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GetInterval() string
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GetTrend() int
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@ -87,16 +93,16 @@ func (k KLine) BounceDown() bool {
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return trend > 0 && k.Open < mid && k.Close < mid
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}
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func (k KLine) GetTrend() int {
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func (k KLine) GetTrend() Trend {
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o := k.GetOpen()
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c := k.GetClose()
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if c > o {
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return 1
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return TrendUp
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} else if c < o {
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return -1
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return TrendDown
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}
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return 0
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return TrendFlat
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}
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func (k KLine) GetHigh() float64 {
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@ -442,4 +448,3 @@ func (k KLineWindow) SlackAttachment() slack.Attachment {
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}
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type KLineCallback func(kline KLine)
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