telme/lib/flows/init.ts
Sagi Dayan 49c36b471f Fixes
- init/help/version does not throw an error if there is no config file
 - node_module usage - now working
2020-03-25 18:40:18 -04:00

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3.6 KiB
TypeScript
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'use strict';
import * as TelegramBot from 'node-telegram-bot-api';
import { IInitProfileOptions } from '../utils';
import Telme from '../telme';
import Config, { IConfig } from '../config/config';
export default class Init {
static async init(options: IInitProfileOptions = null) {
const profileName = options.profileName || 'default';
let currentConfig: IConfig;
try {
currentConfig = await Config.getFullConfig();
if (currentConfig.profiles[profileName]) {
// This will override existing profile
const response = await prompt(`Do you wish to override you current '${profileName}' profile [y/n]? `);
if (response[0].toLowerCase() !== 'y') {
console.log('Aborting.');
process.exit(1);
}
} else {
currentConfig.profiles[profileName] = Config.generateProfileTemplate();
}
} catch (e) {
currentConfig = {
version: Config.CURRENT_CONFIG_VERSION,
profiles: {
[profileName]: Config.generateProfileTemplate()
}
}
}
console.log(`Initializing '${profileName}' profile...`);
console.log(
'Hi, In order for telme to work you will need to create a bot. If you don\'t know how, Please take a look at README.md');
const token = await prompt('Please provide your bot token: ');
const code = generateCode();
try {
const bot = new TelegramBot(token, { polling: true });
const chatId = await listenToMessage(bot, code);
currentConfig.profiles[profileName].bot_token = token;
currentConfig.profiles[profileName].chat_id = chatId;
console.log('Cool, Got the chat. Saving config...');
await Config.writeConfigToFile(currentConfig);
const profileFlag = profileName === 'default' ? '' : `-p ${profileName}`;
await Telme.sendMessage(currentConfig.profiles[profileName],
`*Thanks!*\nYou are all set.\ntelme usage:\n\`\`\`\n
$ ${Config.APP_NAME} ${profileFlag} --m "message to send"
$ ${Config.APP_NAME} ${profileFlag} <command> <args>
\n\`\`\`\nFor more info, visit: [telme repo](https://gitlab.com/sagidayan/telme)\n\n_Enjoy!_`
);
return true;
} catch (e) {
throw e;
}
}
}
function listenToMessage(bot, code): Promise<string> {
console.log(`
✅ Thanks! Please send '/code ${code}' to your bot from telegram.
You can send a direct message to the bot OR send this message to a group that this bot is a member of.
Keep in mind that '${Config.APP_NAME}' will send messages to the chat of your choosing.
`);
return new Promise((resolve, reject) => {
const now = Date.now();
bot.on('message', msg => {
const msgDate = msg.date * 1000;
if (msgDate < now) return;
const userId = msg.chat.id;
if (msg.text.indexOf('/code') === 0) {
const receivedCode = msg.text.split('/code')[1].trim();
if (code === receivedCode)
resolve(userId);
else
reject(new Error('Code does not match!'));
}
});
bot.on('polling_error', () => {
console.log('polling error');
reject(new Error('Invalid token'));
})
});
}
function generateCode(codeLength = 6) {
const allowedChars = 'aAbBcCdDEeFf0123456789';
let code = '';
for (let i = 0; i < codeLength; i++) {
code +=
allowedChars.charAt(Math.floor(Math.random() * allowedChars.length));
}
return code;
}
function prompt(question): Promise<string> {
return new Promise(resolve => {
var stdin = process.stdin, stdout = process.stdout;
stdin.resume();
stdout.write(question);
stdin.once('data', function (data) {
resolve(data.toString().trim());
});
});
}