/*jshint esversion: 6 */

import { series, watch } from "gulp";

import { remove } from "fs-extra";

import { readFileSync } from "fs";

import {load as yamlLoad} from "yaml-js";

import generator from "@antora/site-generator-default";

import browserSync from "browser-sync";

const filename = "dev-site.yml";

const server = browserSync.create();

const args = ["--playbook", filename];

//Watch Paths

function watchGlobs() {

let json_content = readFileSync(`${__dirname}/${filename}`, "UTF-8");

let yaml_content = yamlLoad(json_content);

let dirs = yaml_content.content.sources.map(source => [

`${source.url}/**/**.yml`,

`${source.url}/**/**.adoc`,

`${source.url}/**/**.hbs`

]);

dirs.push(["dev-site.yml"]);

dirs = [].concat(...dirs);

//console.log(dirs);

return dirs;

}

const siteWatch = () => watch(watchGlobs(), series(build, reload));

const removeSite = done => remove("gh-pages", done);

const removeCache = done => remove(".cache", done);

function build(done) {

generator(args, process.env)

.then(() => {

done();

})

.catch(err => {

console.log(err);

done();

});

}

function workshopSite(done){

generator(["--pull", "--stacktrace","--playbook","workshop-site.yaml"], process.env)

.then(() => {

done();

})

.catch(err => {

console.log(err);

done();

});

}

function reload(done) {

server.reload();

done();

}

function serve(done) {

server.init({

server: {

baseDir: "./gh-pages"

}

});

done();

}

const _build = build;

export { _build as build };

const _clean = series(removeSite, removeCache);

export { _clean as clean };

const _default = series(_clean, build, serve, siteWatch);

export { _default as default };

//build workshop docs

const _wsite = series(_clean, workshopSite);

export { _wsite as workshopSite };