display chat info in logs

tbotsend.go

@@ -146,6 +146,13 @@ func main() {
 		os.Exit(2)
 	}
 
+	// Get Chat information
+	chatName, chatUsername, err := getChatInfo(config.ChatID, config.Token)
+	if err != nil {
+		printError(fmt.Sprintf("Failed to get chat information: %v", err))
+		os.Exit(2)
+	}
+
 	// Ensure message is provided
 	if message == "" {
 		printError("No message provided")
@@ -204,6 +211,10 @@ func main() {
 	fmt.Printf("\033[1mConfig Used:\033[0m %s\n", configUsed)
 	fmt.Printf("\033[1mBot Name:\033[0m %s\n", botName)
 	fmt.Printf("\033[1mBot Username:\033[0m @%s\n", botUsername)
+	fmt.Printf("\033[1mChat Name:\033[0m %s\n", chatName)
+	if chatUsername != "" {
+		fmt.Printf("\033[1mChat Username:\033[0m @%s\n", chatUsername)
+	}
 	fmt.Printf("\033[1mChat ID:\033[0m %s\n", config.ChatID)
 	fmt.Printf("\033[1mSilent:\033[0m %s\n", strconv.FormatBool(silent))
 	fmt.Printf("\033[1mMessage:\033[0m %s\n", message)
@@ -270,3 +281,56 @@ func getBotInfo(token string) (name string, username string, err error) {
 
 	return name, username, nil
 }
+
+func getChatInfo(chatID string, token string) (name string, username string, err error) {
+	urlStr := fmt.Sprintf("https://api.telegram.org/bot%s/getChat?chat_id=%s", token, url.QueryEscape(chatID))
+	resp, err := http.Get(urlStr)
+	if err != nil {
+		return "", "", err
+	}
+	defer resp.Body.Close()
+
+	body, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return "", "", err
+	}
+
+	type GetChatResponse struct {
+		Ok     bool `json:"ok"`
+		Result struct {
+			ID        int64  `json:"id"`
+			Type      string `json:"type"`
+			Title     string `json:"title"`
+			Username  string `json:"username"`
+			FirstName string `json:"first_name"`
+			LastName  string `json:"last_name"`
+		} `json:"result"`
+		Description string `json:"description"`
+	}
+
+	var getChatResp GetChatResponse
+	err = json.Unmarshal(body, &getChatResp)
+	if err != nil {
+		return "", "", err
+	}
+
+	if !getChatResp.Ok {
+		return "", "", fmt.Errorf("getChat failed: %s", getChatResp.Description)
+	}
+
+	chatType := getChatResp.Result.Type
+	switch chatType {
+	case "private":
+		name = getChatResp.Result.FirstName + " " + getChatResp.Result.LastName
+		username = getChatResp.Result.Username
+	case "group", "supergroup", "channel":
+		name = getChatResp.Result.Title
+		username = getChatResp.Result.Username
+	default:
+		name = "Unknown Chat"
+	}
+
+	name = strings.TrimSpace(name)
+
+	return name, username, nil
+}