forked from hybridgroup/gort
/
microbit.go
68 lines (58 loc) · 1.63 KB
/
microbit.go
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package commands
import (
"fmt"
"io/ioutil"
"os"
"github.com/codegangsta/cli"
)
// Microbit function returns the CLI commands for gort microbit
func Microbit() cli.Command {
return cli.Command{
Name: "microbit",
Usage: "Install and upload firmware to your BBC Microbit",
Action: func(c *cli.Context) {
valid := false
for _, s := range []string{"install", "download"} {
if s == c.Args().First() {
valid = true
}
}
usage := func() {
fmt.Println("Invalid/no subcommand supplied.")
fmt.Println()
fmt.Println("Usage:")
fmt.Println(" # downloads latest microbit firmware file")
fmt.Println(" gort microbit download")
fmt.Println()
fmt.Println(" # installs firmware on microbit")
fmt.Println(" gort microbit install <path>")
}
if valid == false {
usage()
return
}
switch c.Args().First() {
case "download":
fmt.Println("Downloading microbit firmware...")
dirName, _ := createGortDirectory()
hexFile := "https://github.com/sandeepmistry/node-bbc-microbit/raw/master/firmware/node-bbc-microbit-v0.1.0.hex"
fileName := downloadFromUrl(dirName, hexFile)
fmt.Println(dirName, fileName)
case "install":
if len(c.Args()) < 2 {
fmt.Println("Invalid number of arguments.")
usage()
return
}
fmt.Println("Installing microbit firmware...")
targetDir := c.Args()[1]
fileName := gortDirName() + "/node-bbc-microbit-v0.1.0.hex"
data, _ := ioutil.ReadFile(fileName)
hexFile, _ := os.Create(targetDir + "/node-bbc-microbit-v0.1.0.hex")
defer hexFile.Close()
hexFile.Write(data)
hexFile.Sync()
}
},
}
}