lbry.tech/server.js
2018-07-13 11:28:24 -05:00

155 lines
4 KiB
JavaScript
Executable file

"use strict"; require("dotenv").config(); require("date-format-lite");
// P A C K A G E S
const chalk = require("chalk");
const cors = require("cors");
const dedent = require("dedent");
const fastify = require("fastify")({
logger: {
level: "warn",
prettyPrint: process.env.NODE_ENV === "development" ? true : false
}
});
const octokit = require("@octokit/rest")();
const redis = require("redis");
const relativeDate = require("relative-date");
const local = require("app-root-path").require;
// V A R I A B L E S
const github = local("/helpers/github");
const log = console.log; // eslint-disable-line
const logSlackError = local("/helpers/slack");
let client;
if (typeof process.env.GITHUB_OAUTH_TOKEN !== "undefined") {
octokit.authenticate({
type: "oauth",
token: process.env.GITHUB_OAUTH_TOKEN
});
}
if (typeof process.env.REDISCLOUD_URL !== "undefined") {
client = redis.createClient(process.env.REDISCLOUD_URL);
client.on("error", redisError => {
process.env.NODE_ENV === "development" ?
log(`\n${chalk.yellow("Unable to connect to Redis client.")}\nYou may be missing an .env file or your connection was reset.`) :
logSlackError("An error occured with Redis", redisError)
;
});
}
// P R O G R A M
fastify.use(cors());
fastify.register(require("fastify-compress"));
fastify.register(require("fastify-ws"));
fastify.register(require("fastify-helmet"), {
hidePoweredBy: { setTo: "LBRY" }
});
fastify.register(require("fastify-static"), {
root: `${__dirname}/public/`,
prefix: "/assets/"
});
fastify.register(require("choo-ssr/fastify"), {
app: require("./client"),
plugins: [
[ require("choo-bundles/ssr"), {} ]
]
});
fastify.ready(err => {
if (err) throw err;
fastify.ws.on("connection", socket => {
socket.send(JSON.stringify({ "message": "welcome" }));
socket.on("message", msg => {
if (msg === "landed on homepage") {
generateGitHubFeed(result => {
socket.send(JSON.stringify({
"message": "updated html",
"html": result,
"selector": "#github-feed"
}));
});
}
});
socket.on("close", () => log("Client disconnected.")); // TODO: Close socket?
});
});
// B E G I N
const start = async () => {
try {
await fastify.listen(process.env.PORT || 8080, process.env.IP || "0.0.0.0");
} catch (err) {
fastify.log.error(err);
process.exit(1);
}
process.env.NODE_ENV === "development" ?
log(`\n${chalk.green("⚡")} ${fastify.server.address().port}\n`) :
logSlackError(`Server started at port \`${fastify.server.address().port}\``)
;
};
start();
// H E L P E R S
function generateGitHubFeed(displayGitHubFeed) {
if (typeof process.env.REDISCLOUD_URL !== "undefined") {
client.zrevrange("events", 0, 9, (err, reply) => {
if (err) return; // TODO: Render a div with nice error message
const events = [];
const renderedEvents = [];
reply.forEach(item => events.push(JSON.parse(item)));
for (const event of events) {
renderedEvents.push(`
<div class='github-feed__event'>
<a href="${github.generateUrl("actor", event)}" target="_blank" rel="noopener noreferrer">
<img src="${event.actor.avatar_url}" class="github-feed__event__avatar" alt=""/>
</a>
<p>
${github.generateEvent(event)}
<a href="${github.generateUrl("repo", event)}" title="View this repo on GitHub" target="_blank" rel="noopener noreferrer"><strong>${event.repo.name}</strong></a>
<em class="github-feed__event__time">${relativeDate(new Date(event.created_at))}</em>
</p>
</div>
`);
}
// TODO: Update `.last-updated` every minute
displayGitHubFeed(dedent`
<h3>GitHub</h3>
<h5 class="last-updated">Last updated: ${new Date().format("YYYY-MM-DD at H:mm:ss A").toLowerCase().replace(/-/g, "&middot;")}</h5>
${renderedEvents.join("")}
`);
});
}
}