PKGBUILD/cmd/humidity/humidity.go

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package humidity
import (
"context"
"fmt"
"os"
"github.com/volker-raschek/flucky/pkg/cli"
"github.com/volker-raschek/flucky/pkg/config"
"github.com/volker-raschek/flucky/pkg/sensor"
"github.com/volker-raschek/flucky/pkg/storage"
"github.com/volker-raschek/flucky/pkg/types"
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"github.com/spf13/cobra"
)
var (
compression bool
configFile string
save bool
round float64
)
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// InitCmd initialize all humidity subcommands
func InitCmd(cmd *cobra.Command) error {
humidityCmd := &cobra.Command{
Use: "humidity",
Short: "Operates with humidity values",
}
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listHumiditiesCmd := &cobra.Command{
Use: "list",
Short: "List humidity values from specified or all sensors",
Example: fmt.Sprintf("flucky humidity list"),
RunE: listHumidities,
}
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readHumiditiesCmd := &cobra.Command{
Use: "read",
Short: "Read humidity values from specified or all sensors",
Example: fmt.Sprintf("flucky humidity read"),
RunE: readHumidities,
}
readHumiditiesCmd.Flags().BoolVar(&save, "save", true, "Save humidities")
readHumiditiesCmd.Flags().BoolVar(&compression, "compression", true, "Compress measured with logged temperatures")
readHumiditiesCmd.Flags().Float64VarP(&round, "round", "r", 0.25, "Round values. The value 0 deactivates the function")
humidityCmd.AddCommand(listHumiditiesCmd)
humidityCmd.AddCommand(readHumiditiesCmd)
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cmd.AddCommand(humidityCmd)
return nil
}
func listHumidities(cmd *cobra.Command, args []string) error {
configFile, err := cmd.Flags().GetString("config")
if err != nil {
return fmt.Errorf("No config file defined")
}
// read configuration
cnf, err := config.Read(configFile)
if err != nil {
return err
}
ctx := context.Background()
storageEndpoint, err := cnf.GetStorageEndpointURL()
if err != nil {
return err
}
measuredValues, err := storage.Read(ctx, storageEndpoint)
if err != nil {
return err
}
measuredValues = types.SelectMeasuredValues(types.MeasuredValueTypeHumidity, measuredValues)
cli.PrintMeasuredValues(measuredValues, cnf, os.Stdout)
return nil
}
func readHumidities(cmd *cobra.Command, args []string) error {
configFile, err := cmd.Flags().GetString("config")
if err != nil {
return fmt.Errorf("No config file defined")
}
cnf, err := config.Read(configFile)
if err != nil {
return err
}
// fetch all temperature sensors or sensors by args
sensors := make([]sensor.Sensor, 0)
if len(args) == 0 {
sensors = cnf.GetHumiditySensors(config.ENABLED)
} else {
sensors = cnf.GetHumiditySensorsByName(args)
}
if len(sensors) == 0 {
return fmt.Errorf("No sensors matched")
}
measuredValues, err := sensor.Read(sensors, types.MeasuredValueTypeHumidity)
if err != nil {
return err
}
measuredValues = types.SelectMeasuredValues(types.MeasuredValueTypeHumidity, measuredValues)
cli.PrintMeasuredValues(measuredValues, cnf, os.Stdout)
if save {
storageEndpoint, err := cnf.GetStorageEndpointURL()
if err != nil {
return err
}
ctx := context.Background()
err = storage.Write(ctx, measuredValues, storageEndpoint)
if err != nil {
return err
}
}
return nil
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}