PKGBUILD/pkg/logs/temperature.go
2018-11-28 18:07:20 +01:00

45 lines
1.0 KiB
Go

package logs
import (
"bufio"
"fmt"
"os"
"path/filepath"
stypes "git.cryptic.systems/fh-trier/go-flucky-server/pkg/types"
"git.cryptic.systems/fh-trier/go-flucky/pkg/types"
)
// Temperature write a given array of temperatures to a logfile
func Temperature(temperatures []*stypes.Temperature, config *types.Config) error {
logPath := filepath.Dir(config.TemperatureLogfile)
// create log dir if not exist
if _, err := os.Stat(logPath); os.IsNotExist(err) {
err := os.MkdirAll(logPath, os.ModePerm)
if err != nil {
return fmt.Errorf("Can not create directory: %v", err)
}
}
f, err := os.OpenFile(config.TemperatureLogfile, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
return err
}
defer f.Close()
w := bufio.NewWriter(f)
for _, temperature := range temperatures {
fmt.Fprintf(w, "%v\t%v\t%v\t%v\n", temperature.TemperatureID, temperature.TemperatureValue, temperature.TemperatureDate, temperature.SensorID)
}
err = w.Flush()
if err != nil {
return fmt.Errorf("Can not flush writer: %v", err)
}
return nil
}