#!/usr/bin/env node

import minimist from 'minimist';

import express from 'express';

import morgan from 'morgan';

import { OpenAPIBackend } from 'openapi-backend';

const argv = minimist(process.argv.slice(2), { alias: { p: 'port' } });

const args = argv._;

const port = argv.port || process.env.PORT || 5050;

const main = async () => {

const app = express();

app.use(express.json());

// logging

app.use(morgan('combined'));

const msgs = [];

for (const arg of args) {

const [path, ...definitionParts] = arg.split(':');

const definition = definitionParts.join(':');

const api = new OpenAPIBackend({

definition,

handlers: {

validationFail: async (c, req, res) => res.status(400).json({ err: c.validation.errors }),

notFound: async (c, req, res) => res.status(404).json({ err: 'not found' }),

notImplemented: async (c, req, res) => {

const { status, mock } = c.api.mockResponseForOperation(c.operation.operationId);

return res.status(status).json(mock);

},

},

});

await api.init();

app.use(path, (req, res) => api.handleRequest(req, req, res));

msgs.push(`api mock listening at http://localhost:${port}${path}`);

}

app.use('/', (req, res) => res.status(200).json({ success: true }));

// start server

msgs.map((msg) => console.info(msg));

app.listen(port, () => console.info('ready'));

};

main();