import restify from "restify";
import loadDb from "./db.js";
import corsMiddleware from "cors";
import {errors} from "common";

const db = loadDb("/data/ti.db");

const server = restify.createServer({
  name: "spoll",
  version: "1.0.0"
});

server.use(restify.plugins.acceptParser(server.acceptable));
server.use(restify.plugins.queryParser());
server.use(restify.plugins.bodyParser());

const cors = corsMiddleware({
  credentials: true,
  preflightMaxAge: 5,
  origin: function(origin, callback) {
    callback(null, origin);
  }
});
server.pre(cors);

server.put("/register/:name", function(req, res, next) {
  const existingRecord = db.get(`/users/${req.params.name}`);
  if (existingRecord) {
    res.send({ error: errors.register.exists });
  } else {
    db.update(`/users/${req.params.name}`, {
      password: req.body.password,
      factions: []
    });
    const dbEntry = db.get(`/users/${req.params.name}`);
    res.send(dbEntry);
    return next();
  }
});

server.put("/vote/:name", function(req, res, next) {
  const user = db.get(`/users/${req.params.name}`);
  if (user && req.body.password === user.password) {
    db.set(`/votes/${req.params.name}`, { factions: req.body.factions });
    const dbEntry = db.get(`/votes/${req.params.name}`);
    res.send(dbEntry);
  } else {
    res.send({ error: errors.vote.baduser });
  }
  return next();
});

server.get("/vote/:name", function(req, res, next) {
  const dbEntry = db.get(`/votes/${req.params.name}`);
  if (dbEntry) {
    res.send(dbEntry);
  } else {
    res.send({ error: errors.vote.novotes });
  }
  return next();
});

server.post("/user/:name", function(req, res, next) {
  if (req.params.name) {
    const userEntry = db.get(`/users/${req.params.name}`);
    if (userEntry) {
      if (req.body && userEntry.password === req.body.password) {
        const voteEntry = db.get(`/votes/${req.params.name}`) || [];
        res.send({ ...voteEntry });
      } else {
        res.send({ error: errors.user.badpassword });
      }
    } else {
      res.send({ error: errors.user.notfound });
    }
  } else {
    res.send({ error: errors.user.nouser });
  }
  return next();
});

server.get("/votes", function(req, res, next) {
  const revealDate = 1616803200 * 1000;
  if (Date.now() >= revealDate) {
    const dbEntry = db.get(`/votes`);
    if (dbEntry) {
      res.send(dbEntry);
    } else {
      res.send({ error: errors.votes.novotes });
    }
  } else {
    res.send({ error: errors.votes.toosoon });
  }
  return next();
});

server.listen(8082, function() {
  console.log("%s listening at %s", server.name, server.url);
});