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strategy/supertrend: use pkg/data/tsv for tsv output
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parent
f7feb7e0fc
commit
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@ -21,6 +21,15 @@ func NewWriterFile(filename string) (*Writer, error) {
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return NewWriter(f), nil
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}
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func AppendWriterFile(filename string) (*Writer, error) {
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f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0644)
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if err != nil {
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return nil, err
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}
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return NewWriter(f), nil
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}
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func NewWriter(file io.WriteCloser) *Writer {
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tsv := csv.NewWriter(file)
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tsv.Comma = '\t'
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@ -3,8 +3,8 @@ package supertrend
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import (
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"bufio"
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"context"
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"encoding/csv"
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"fmt"
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"github.com/c9s/bbgo/pkg/data/tsv"
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"github.com/c9s/bbgo/pkg/risk"
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"github.com/fatih/color"
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"os"
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@ -312,15 +312,13 @@ func (s *Strategy) PrintResult(o *os.File) {
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hiyellow(f, "\n")
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if s.AccumulatedProfitReportTsv != "" {
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tf, err := os.OpenFile(s.AccumulatedProfitReportTsv, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0644)
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tsvwiter, err := tsv.AppendWriterFile(s.AccumulatedProfitReportTsv)
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if err != nil {
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panic(err)
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}
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defer tf.Close()
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csvwiter := csv.NewWriter(tf)
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csvwiter.Comma = '\t'
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defer csvwiter.Flush()
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csvwiter.Write([]string{s.Symbol, s.accumulatedProfit.String(), fmt.Sprintf("%f", s.accumulatedProfitMA.Last()), fmt.Sprintf("%f", s.dailyAccumulatedProfits.Sum())})
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defer tsvwiter.Close()
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// Output symbol, total acc. profit, acc. profit 60MA, 7d acc. profit
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tsvwiter.Write([]string{s.Symbol, s.accumulatedProfit.String(), fmt.Sprintf("%f", s.accumulatedProfitMA.Last()), fmt.Sprintf("%f", s.dailyAccumulatedProfits.Sum())})
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}
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}
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