#!/usr/bin/env node
const program = require('commander');
const Beau = require('../beau');
const yaml = require('js-yaml');
const fs = require('fs');
const { Line, Spinner } = require('clui');
const clc = require('cli-color');
const eyes = require('eyes');

const package = require('../package.json');

program
	.version(package.version)
	.usage(`[options] -r <Request Alias>`)
	.option('-r, --request [request]', `The alias for the request you'd like to trigger.`)
	.option('-v, --verbose', `Show all the information related to the current request and it's response.`)
	.option('-c, --config [file]', 'Specify your request config file. Defaults to beau.yml in the current directory.', 'beau.yml')
	.option('-l, --list', `List all requests in the config file.`)
	.option('-t, --truncate [length]', `Truncate the content to the given length`)
	.parse(process.argv);

if (!fs.existsSync(program.config)) {
	console.error(`The config file, ${program.config} was not found.`);
	process.exit(1);
}

const config = yaml.safeLoad(fs.readFileSync(program.config, 'utf-8'));
const beau = new Beau(config);

if (typeof program.list === 'undefined' &&
	typeof program.request === 'undefined') {
	program.help();
}

if (program.list) {
	new Line().padding(2)
		.column('HTTP Verb', 20, [clc.cyan])
		.column('Alias', 30, [clc.cyan])
		.column('Endpoint', 20, [clc.cyan])
	.output();

	beau.requests.list.forEach(({VERB, ALIAS, ENDPOINT}) =>
		new Line().padding(2)
			.column(VERB, 20,  [clc.yellow])
			.column(ALIAS, 30,  [clc.yellow])
			.column(ENDPOINT)
		.output()
	);

	new Line().output();
}

if (program.request) {
	const spinner = new Spinner(clc.yellow(`Requesting: ${program.request}`));

	spinner.start();

	beau.requests
		.execByAlias(program.request)
		.then(res => {
			spinner.stop();

			let { status, body } = res.response;
			let { endpoint } = res.request;

			status = status.toString().startsWith(2) ? clc.green(status) : clc.red(status);

			new Line().padding(2)
				.column('Status', 20, [clc.cyan])
				.column('Endpoint', 20, [clc.cyan])
			.output();

			new Line().padding(2)
				.column(status, 20)
				.column(endpoint)
			.output();

			new Line().output();

			let maxLength = +(program.truncate || res.length);
			let inspect = eyes.inspector({ maxLength });

			if (program.verbose) {
				inspect(res);
			} else {
				inspect(body);
			}

			process.exit(0);
		}).catch(function(err) {
			new Line().output();
			console.error(err);
			process.exit(1);
		});
}