move status update to 'status' subcommand, new 'mentions' subcommand

Readme.md

@@ -1,7 +1,7 @@
 drivel
 ========
 
-drivel is a Twitter command line interface for status updates and media upload.
+drivel is a Twitter command line interface for status updates, media upload and mentions.
 My personal opinion is that you shouldn't be on Twitter in the first place, but
 anyway...
 
@@ -21,8 +21,17 @@ go build drivel.go credentials.go
 usage
 -----
 
+To get your last 100 mentions:
+
 ```
-drivel STATUS [FILE1, FILE2, ...]
+drivel mentions
+```
+
+To update your status with optional media upload:
+
+
+```
+drivel status STATUS [FILE1, FILE2, ...]
 ```
 
 with any number of files, as long as they are .jpg, .png, .gif or .mp4 and smaller than 5 MB each. On first use, drivel will ask you to go to [https://apps.twitter.com/app/new](https://apps.twitter.com/app/new), register a new app and create an access token. Those values will be stored in HOME/.drivel/ for later use.

drivel.go

@@ -20,6 +20,7 @@ const (
 	CHARACTER_LIMIT   = 280
 	UPLOAD_ENDPOINT   = "https://upload.twitter.com/1.1/media/upload.json"
 	STATUS_ENDPOINT   = "https://api.twitter.com/1.1/statuses/update.json"
+	MENTIONS_ENDPOINT = "https://api.twitter.com/1.1/statuses/mentions_timeline.json?tweet_mode=extended&count=100"
 )
 
 func optLogFatal(decorum string, err error) {
@@ -122,12 +123,26 @@ func getMimetype(file string) string {
 	}
 }
 
+func get(client *http.Client, url string) []byte {
+	return _send(client, url, nil, false)
+}
+
 func send(client *http.Client, url string, vals url.Values) []byte {
+	return _send(client, url, vals, true)
+}
+
+func _send(client *http.Client, url string, vals url.Values, usePost bool) []byte {
 	log := func(err error) {
 		v, _ := json.Marshal(vals)
 		optLogFatal("send "+url+" "+string(v), err)
 	}
-	resp, err := client.PostForm(url, vals)
+	var resp *http.Response
+	var err error
+	if usePost {
+		resp, err = client.PostForm(url, vals)
+	} else {
+		resp, err = client.Get(url)
+	}
 	log(err)
 	defer resp.Body.Close()
 	body, err := ioutil.ReadAll(resp.Body)
@@ -238,14 +253,14 @@ func exitIfInvalid(path string) {
 	}
 }
 
-func splitArguments() data {
-	if len(os.Args) < 2 {
-		fmt.Fprintln(os.Stderr, "Usage: drivel STATUS [FILE1, FILE2, ...]")
+func splitArguments(args []string) data {
+	if len(args) < 1 {
+		fmt.Fprintln(os.Stderr, "Usage: drivel status STATUS [FILE1, FILE2, ...]")
 		os.Exit(-1)
 	}
 	d := data{}
-	d.status = splitStatus(os.Args[1])
-	for _, arg := range os.Args[2:] {
+	d.status = splitStatus(args[0])
+	for _, arg := range args[1:] {
 		exitIfInvalid(arg)
 		switch kind(arg) {
 		case PIC:
@@ -344,8 +359,48 @@ func (d *data) push(client *http.Client) {
 	}
 }
 
-func main() {
-	d := splitArguments()
+func status(args []string) error {
+	d := splitArguments(args)
 	httpClient := getClient()
 	d.push(httpClient)
+	return nil
+}
+
+type Mention struct {
+	Full_text string
+	User      MentionUser
+}
+
+func (m Mention) String() string {
+	return m.User.Name + ":\n" + m.Full_text
+}
+
+type MentionUser struct {
+	Name string
+}
+
+func mentions(args []string) error {
+	log := func(err error) { optLogFatal("mentions", err) }
+	client := getClient()
+	body := get(client, MENTIONS_ENDPOINT)
+	var mentions []Mention
+	err := json.Unmarshal(body, &mentions)
+	log(err)
+	for _, mention := range mentions {
+		fmt.Println(mention)
+		fmt.Println("---------")
+	}
+	return nil
+}
+
+func main() {
+	commands := []goutil.Command{
+		goutil.NewCommand("status", status, "post a status with message and/or media"),
+		goutil.NewCommand("mentions", mentions, "get your mentions"),
+	}
+	err := goutil.Execute(commands)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
 }