WIP

pkg/logs/logs.go

@@ -0,0 +1 @@
+package logs

pkg/logs/temperature.go

@@ -0,0 +1,44 @@
+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
+}