const express = require("express");
const { Octokit } = require("@octokit/rest");

const connection = require("./connection");
const db = require("../utils/database");
const repoUtils = require("../utils/repository");

const router = express.Router();

// user needs to be connected for all user API
router.use(connection.ensureAuthenticated);

router.get("/logout", async (req, res) => {
  req.logout();
  res.redirect("/");
});

router.get("/", async (req, res) => {
  const photo = req.user.profile.photos.length
    ? req.user.profile.photos[0].value
    : null;
  res.json({ username: req.user.profile.username, photo });
});

router.get("/default", async (req, res) => {
  const d = await db
    .get("users")
    .findOne({ username: req.user.username }, { projection: { default: 1 } });
  res.json(d.default);
});

router.post("/default", async (req, res) => {
  const d = req.body;
  await db
    .get("users")
    .updateOne({ username: req.user.username }, { $set: { default: d } });
  res.send("ok");
});

router.get("/anonymized_repositories", async (req, res) => {
  const repos = await db
    .get("anonymized_repositories")
    .find(
      {
        owner: req.user.username,
      },
      { projection: { token: 0, files: 0, originalFiles: 0 } }
    )
    .toArray();
  for (let repo of repos) {
    if (repo.options.expirationDate) {
      repo.options.expirationDate = new Date(repo.options.expirationDate);
    }
    if (
      repo.options.expirationMode != "never" &&
      repo.options.expirationDate != null &&
      repo.options.expirationDate < new Date()
    ) {
      await repoUtils.updateStatus({ repoId: repo.repoId }, "expired");
      repo.status = "expired";
    }
  }
  res.json(repos);
});

router.get("/all_repositories", async (req, res) => {
  const user = await db
    .get()
    .collection("users")
    .findOne(
      { username: req.user.username },
      { projection: { repositories: 1 } }
    );
  if (!user) {
    res.status(401).send({ error: "user_not_found" });
  }
  if (user.repositories && req.query.force !== "1") {
    return res.json(user.repositories);
  } else {
    const octokit = new Octokit({ auth: req.user.accessToken });
    const repositories = await octokit.paginate(
      octokit.repos.listForAuthenticatedUser,
      {
        visibility: "all",
        sort: "pushed",
        per_page: 100,
      }
    );
    try {
      await db
        .get()
        .collection("users")
        .updateOne(
          { username: req.user.profile.username },
          { $set: { repositories } }
        );
      res.json(repositories);
    } catch (error) {
      res.status(500).send(error);
    }
  }
});

module.exports = router;