forked from hybridgroup/gort
/
particle.go
119 lines (108 loc) · 2.69 KB
/
particle.go
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package commands
import (
"bytes"
"fmt"
"github.com/codegangsta/cli"
"io"
"log"
"mime/multipart"
"net/http"
"os"
"path"
)
func Particle() cli.Command {
return cli.Command{
Name: "particle",
Usage: "Upload sketches to your Particle Photon",
Action: func(c *cli.Context) {
valid := false
for _, s := range []string{"upload"} {
if s == c.Args().First() {
valid = true
}
}
usage := func() {
fmt.Println("Invalid/no subcommand supplied.\n")
fmt.Println("Usage:")
fmt.Println(" gort particle upload <accessToken> <deviceId> <default|voodoospark|path name> # uploads sketch to Particle Photon")
}
if valid == false {
usage()
return
}
switch c.Args().First() {
case "upload":
if len(c.Args()) < 4 {
fmt.Println("Invalid number of arguments.")
usage()
return
}
accessToken := c.Args()[1]
deviceId := c.Args()[2]
fileName := c.Args()[3]
url := fmt.Sprintf("https://api.spark.io/v1/devices/%v?access_token=%v", deviceId, accessToken)
extraParams := map[string]string{}
request, err := newfileUploadRequest(url, extraParams, "file", fileName)
if err != nil {
log.Fatal(err)
}
client := &http.Client{}
resp, err := client.Do(request)
if err != nil {
log.Fatal(err)
} else {
body := &bytes.Buffer{}
_, err := body.ReadFrom(resp.Body)
if err != nil {
log.Fatal(err)
}
resp.Body.Close()
fmt.Println(resp.StatusCode)
fmt.Println(resp.Header)
fmt.Println(body)
}
}
},
}
}
func newfileUploadRequest(uri string, params map[string]string, paramName, path string) (*http.Request, error) {
data, fileName, err := openUploadFile(path)
body := &bytes.Buffer{}
writer := multipart.NewWriter(body)
part, err := writer.CreateFormFile(paramName, fileName)
if err != nil {
return nil, err
}
file := bytes.NewReader(data)
_, err = io.Copy(part, file)
for key, val := range params {
_ = writer.WriteField(key, val)
}
err = writer.Close()
if err != nil {
return nil, err
}
request, _ := http.NewRequest("PUT", uri, body)
request.Header.Add("Content-Type", writer.FormDataContentType())
return request, nil
}
func openUploadFile(filePath string) ([]byte, string, error) {
if filePath == "default" || filePath == "voodoospark" {
fileName := fmt.Sprintf("%v.cpp", filePath)
filePath = fmt.Sprintf("support/spark/%v", fileName)
data, err := Asset(filePath)
if err != nil {
return nil, "", err
}
return data, fileName, nil
} else {
file, err := os.Open(filePath)
defer file.Close()
if err != nil {
return nil, "", err
}
data := make([]byte, 65535)
file.Read(data)
return data, path.Base(filePath), nil
}
}