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niks3089/currency.js

Last active Mar 31, 2020
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Currency Convertor for Commander
// jshint esversion: 9
async function install(pkgs) {
pkgs = pkgs.join(' ');
return new Promise((resolve, reject) => {
const { exec } = require('child_process');
exec(`npm install ${pkgs}`, (err, stdout, stderr) => {
if (err) reject(err);
else resolve();
});
});
}
/**
* @description null
* @param {ParamsType} params list of command parameters
* @param {?string} commandText text message
* @param {!object} [secrets = {}] list of secrets
* @return {Promise<SlackBodyType>} Response body
*/
async function _command(params, commandText, secrets = {}) {
const {
from,
to
} = params;
let packages = [ 'exchange-rates-api' ];
await install(packages);
const { convert } = require('exchange-rates-api');
let amount = await convert(1, from, to);
return {
response_type: 'in_channel', // or `ephemeral` for private response
text: '1 ' + from + ' is equal to ' + amount + ' ' + to
};
}
/**
* @typedef {object} SlackBodyType
* @property {string} text
* @property {'in_channel'|'ephemeral'} [response_type]
*/
const main = async (args) => ({
body: await _command(args.params, args.commandText, args.__secrets || {}).catch(error => ({
response_type: 'ephemeral',
text: `Error: ${error.message}`
}))
});
module.exports = main;
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