itd/cmd/itctl/filesystem/read.go

70 lines
1.8 KiB
Go

/*
* itd uses bluetooth low energy to communicate with InfiniTime devices
* Copyright (C) 2021 Arsen Musayelyan
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package filesystem
import (
"os"
"time"
"github.com/rs/zerolog/log"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"go.arsenm.dev/itd/api"
)
// heartCmd represents the heart command
var readCmd = &cobra.Command{
Use: `read <remote path> <local path | "-">`,
Short: "Read a file from InfiniTime",
Run: func(cmd *cobra.Command, args []string) {
if len(args) != 2 {
cmd.Usage()
log.Fatal().Msg("Command read requires two arguments")
}
start := time.Now()
client := viper.Get("client").(*api.Client)
data, err := client.ReadFile(args[0])
if err != nil {
log.Fatal().Err(err).Msg("Error moving file or directory")
}
var out *os.File
if args[1] == "-" {
out = os.Stdout
} else {
out, err = os.Create(args[1])
if err != nil {
log.Fatal().Err(err).Msg("Error opening local file")
}
}
n, err := out.WriteString(data)
if err != nil {
log.Fatal().Err(err).Msg("Error writing to local file")
}
log.Info().Msgf("Read %d bytes in %s", n, time.Since(start))
},
}
func init() {
filesystemCmd.AddCommand(readCmd)
}