Merge pull request #2 from awesomelike/cli

Added CLI for fetching channel's chatId

Author: awesomelike

bin/which

@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+
+require('../cli.js');

cli.js

@@ -0,0 +1,42 @@
+/* eslint-disable no-console */
+const inquirer = require('inquirer');
+const https = require('https');
+const ora = require('ora');
+const { printError } = require('./src/utils/print');
+
+inquirer
+  .prompt([
+    {
+      type: 'input',
+      message: 'Enter your botToken:',
+      name: 'botToken',
+    },
+    {
+      type: 'input',
+      message: 'Enter channel\'s username (without @):',
+      name: 'channelUsername',
+    },
+  ])
+  .then((answers) => {
+    const { botToken, channelUsername } = answers;
+    const url = `https://api.telegram.org/bot${botToken}/getChat?chat_id=@${channelUsername}`;
+    const spinner = ora('Fetching ChatId...').start();
+    https.get(url, (res) => {
+      res.on('data', (data) => {
+        spinner.stop();
+
+        const response = JSON.parse(data.toString());
+        if (!response.ok) return printError('Invalid botToken or channel username provided!');
+        return console.log('ChatId of the channel:', response.result.id);
+      });
+      res.on('error', (error) => printError(`Telegram server error: ${error}`));
+    });
+  })
+  .catch((error) => {
+    if (error.isTtyError) {
+      console.log('Prompt couldn\'t be rendered in the current environment');
+      // Prompt couldn't be rendered in the current environment
+    } else {
+      // Something else when wrong
+    }
+  });

package.json

@@ -1,11 +1,14 @@
 {
   "name": "express-notify-telegram",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "A simple Express middleware to notify errors into Telegram",
   "main": "index.js",
   "scripts": {
     "start": "node index.js"
   },
+  "bin": {
+    "express-notify-telegram": "./bin/which"
+  },
   "keywords": [
     "telegram",
     "express",
@@ -19,7 +22,9 @@
     "eslint-plugin-import": "^2.22.1"
   },
   "dependencies": {
-    "on-finished": "^2.3.0"
+    "inquirer": "^7.3.3",
+    "on-finished": "^2.3.0",
+    "ora": "^5.1.0"
   },
   "repository": {
     "type": "git",

src/utils/print.js

@@ -5,4 +5,8 @@ const printWarning = (text) => console.warn(
   '\x1b[0m', text,
 );
 
-module.exports = { printWarning };
+const printError = (text) => console.error(
+  '\x1b[31m', 'Invalid botToken or channel username provided!',
+);
+
+module.exports = { printWarning, printError };