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const express = require("express");
const he = require("he");
const bcrypt = require("bcrypt");
const router = express.Router();
const geddit = require("../geddit.js");
const { db } = require("../index");
const G = new geddit.Geddit();
// GET /
router.get("/", async (req, res) => {
res.render("home");
});
// GET /r/:id
router.get("/r/:subreddit", async (req, res) => {
const subreddit = req.params.subreddit;
const isMulti = subreddit.includes("+");
const query = req.query ? req.query : {};
if (!query.sort) {
query.sort = "hot";
}
const postsReq = G.getSubmissions(query.sort, `${subreddit}`, query);
const aboutReq = G.getSubreddit(`${subreddit}`);
const [posts, about] = await Promise.all([postsReq, aboutReq]);
res.render("index", { subreddit, posts, about, query, isMulti });
});
// GET /comments/:id
router.get("/comments/:id", async (req, res) => {
const id = req.params.id;
const params = {
limit: 50,
};
response = await G.getSubmissionComments(id, params);
res.render("comments", unescape_submission(response));
});
// GET /comments/:parent_id/comment/:child_id
router.get("/comments/:parent_id/comment/:child_id", async (req, res) => {
const parent_id = req.params.parent_id;
const child_id = req.params.child_id;
const params = {
limit: 50,
};
response = await G.getSingleCommentThread(parent_id, child_id, params);
const comments = response.comments;
comments.forEach(unescape_comment);
res.render("single_comment_thread", { comments, parent_id });
});
router.get("/login", async (req, res) => {
res.render("login");
});
// GET /subs
router.get("/subs", async (req, res) => {
res.render("subs");
});
// GET /media
router.get("/media/*", async (req, res) => {
const url = req.params[0];
const ext = url.split(".").pop().toLowerCase();
const kind = ["jpg", "jpeg", "png", "gif", "webp"].includes(ext)
? "img"
: "video";
res.render("media", { kind, url });
});
router.get("/register", async (req, res) => {
res.render("register");
});
router.post("/register", async (req, res) => {
const { username, password, confirm_password } = req.body;
console.log("Request body:", req.body);
if (!username || !password || !confirm_password) {
return res.status(400).send("All fields are required");
}
if (password !== confirm_password) {
return res.status(400).send("Passwords do not match");
}
try {
const hashedPassword = await bcrypt.hash(password, 10);
db.query("INSERT INTO users (username, password_hash) VALUES (?, ?)", [
username,
hashedPassword,
]).run();
res.status(201).redirect("/");
} catch (err) {
console.log(err);
res.status(400).send("Error registering user");
}
});
// POST /login
router.post("/login", async (req, res) => {
const { username, password } = req.body;
const user = db
.query("SELECT * FROM users WHERE username = ?", [username])
.get();
if (user && await bcrypt.compare(password, user.password_hash)) {
res.status(200).redirect("/");
} else {
res.status(401).send("Invalid credentials");
}
});
// POST /subscribe
router.post("/subscribe", async (req, res) => {
const { username, subreddit } = req.body;
const user = db
.query("SELECT * FROM users WHERE username = ?", [username])
.get();
if (user) {
const existingSubscription = db
.query(
"SELECT * FROM subscriptions WHERE user_id = ? AND subreddit = ?",
[user.id, subreddit],
)
.get();
if (existingSubscription) {
res.status(400).send("Already subscribed to this subreddit");
} else {
db.query("INSERT INTO subscriptions (user_id, subreddit) VALUES (?, ?)", [
user.id,
subreddit,
]).run();
res.status(201).send("Subscribed successfully");
}
} else {
res.status(404).send("User not found");
}
});
router.post("/unsubscribe", async (req, res) => {
const { username, subreddit } = req.body;
const user = db
.query("SELECT * FROM users WHERE username = ?", [username])
.get();
if (user) {
const existingSubscription = db
.query(
"SELECT * FROM subscriptions WHERE user_id = ? AND subreddit = ?",
[user.id, subreddit],
)
.get();
if (existingSubscription) {
db.run("DELETE FROM subscriptions WHERE user_id = ? AND subreddit = ?", [
user.id,
subreddit,
]);
res.status(200).send("Unsubscribed successfully");
} else {
res.status(400).send("Subscription not found");
}
} else {
res.status(404).send("User not found");
}
});
module.exports = router;
function unescape_submission(response) {
const post = response.submission.data;
const comments = response.comments;
if (post.selftext_html) {
post.selftext_html = he.decode(post.selftext_html);
}
comments.forEach(unescape_comment);
return { post, comments };
}
function unescape_comment(comment) {
if (comment.data.body_html) {
comment.data.body_html = he.decode(comment.data.body_html);
}
if (comment.data.replies) {
if (comment.data.replies.data) {
if (comment.data.replies.data.children) {
comment.data.replies.data.children.forEach(unescape_comment);
}
}
}
}
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