Merge pull request #6 from raulsntos/master

Ability to pass a client instead of using http.DefaultClient

bot.go

@@ -1,19 +1,29 @@
 // Package tgbotapi has bindings for interacting with the Telegram Bot API.
 package tgbotapi
 
+import "net/http"
+
 // BotAPI has methods for interacting with all of Telegram's Bot API endpoints.
 type BotAPI struct {
-	Token   string      `json:"token"`
+	Token   string       `json:"token"`
-	Debug   bool        `json:"debug"`
+	Debug   bool         `json:"debug"`
-	Self    User        `json:"-"`
+	Self    User         `json:"-"`
-	Updates chan Update `json:"-"`
+	Updates chan Update  `json:"-"`
+	Client  *http.Client `json:"-"`
 }
 
 // NewBotAPI creates a new BotAPI instance.
 // Requires a token, provided by @BotFather on Telegram
 func NewBotAPI(token string) (*BotAPI, error) {
+	return NewBotAPIwithClient(token, &http.Client{})
+}
+
+// NewBotAPIWithClient creates a new BotAPI instance passing an http.Client.
+// Requires a token, provided by @BotFather on Telegram
+func NewBotAPIWithClient(token string, client *http.Client) (*BotAPI, error) {
 	bot := &BotAPI{
-		Token: token,
+		Token:  token,
+		Client: client,
 	}
 
 	self, err := bot.GetMe()

methods.go

@@ -131,7 +131,7 @@ type WebhookConfig struct {
 // MakeRequest makes a request to a specific endpoint with our token.
 // All requests are POSTs because Telegram doesn't care, and it's easier.
 func (bot *BotAPI) MakeRequest(endpoint string, params url.Values) (APIResponse, error) {
-	resp, err := http.PostForm("https://api.telegram.org/bot"+bot.Token+"/"+endpoint, params)
+	resp, err := bot.Client.PostForm("https://api.telegram.org/bot"+bot.Token+"/"+endpoint, params)
 	if err != nil {
 		return APIResponse{}, err
 	} else {
@@ -197,8 +197,7 @@ func (bot *BotAPI) UploadFile(endpoint string, params map[string]string, fieldna
 
 	req.Header.Set("Content-Type", w.FormDataContentType())
 
-	client := &http.Client{}
+	res, err := bot.Client.Do(req)
-	res, err := client.Do(req)
 	if err != nil {
 		return APIResponse{}, err
 	}