From e211b2cc50d5fb1b3763f72f0e71b677c8d90735 Mon Sep 17 00:00:00 2001
From: Xodrium <118943715+malloc62@users.noreply.github.com>
Date: Sun, 5 Feb 2023 09:47:26 -0500
Subject: [PATCH] added voting

e
---
 src/lib/{ => components}/Area.svelte |   0
 src/lib/{ => components}/Post.svelte |   2 +-
 src/lib/db.js                        | 192 ---------------------------
 src/lib/util.js                      |  16 ++-
 src/routes/+layout.svelte            |   2 +-
 src/routes/+page.svelte              |   2 +-
 src/routes/account/+page.svelte      |   2 +-
 src/routes/api/[route]/+server.js    |   2 +-
 src/routes/new_post/+page.server.js  |   2 +-
 src/routes/new_post/+page.svelte     |   2 +-
 src/routes/post/[post]/+page.svelte  |   2 +-
 src/routes/user/[user]/+page.js      |  20 +++
 src/routes/user/[user]/+page.svelte  |  49 +++++++
 13 files changed, 92 insertions(+), 201 deletions(-)
 rename src/lib/{ => components}/Area.svelte (100%)
 rename src/lib/{ => components}/Post.svelte (97%)
 delete mode 100644 src/lib/db.js
 create mode 100644 src/routes/user/[user]/+page.js
 create mode 100644 src/routes/user/[user]/+page.svelte

diff --git a/src/lib/Area.svelte b/src/lib/components/Area.svelte
similarity index 100%
rename from src/lib/Area.svelte
rename to src/lib/components/Area.svelte
diff --git a/src/lib/Post.svelte b/src/lib/components/Post.svelte
similarity index 97%
rename from src/lib/Post.svelte
rename to src/lib/components/Post.svelte
index 2920c44..f9c98b1 100644
--- a/src/lib/Post.svelte
+++ b/src/lib/components/Post.svelte
@@ -1,5 +1,5 @@
 <script>
-    import Area from '$lib/Area.svelte';
+    import Area from '$lib/components/Area.svelte';
 
     export let success, username, content, upvotes, downvotes, id;
 
diff --git a/src/lib/db.js b/src/lib/db.js
deleted file mode 100644
index 2dfe7a6..0000000
--- a/src/lib/db.js
+++ /dev/null
@@ -1,192 +0,0 @@
-const rowCount = 5;
-
-import sqlite3 from 'sqlite3'
-import { open } from 'sqlite'
-import { hash, compare } from 'bcrypt'
-import { calcVote } from './util.js';
-import { checkLength, checkRegex } from './util.js';
-
-const {
-    randomBytes
-} = await import('node:crypto');
-
-var db;
-async function initDb() {
-    db = await open({
-      filename: `${process.cwd()}/db/main.db`,
-      driver: sqlite3.Database
-    });
-
-    await db.run('CREATE TABLE IF NOT EXISTS auth (username CHAR(64), password CHAR(1024))');
-    await db.run('CREATE TABLE IF NOT EXISTS token (username CHAR(64), token CHAR(1024))');
-    await db.run('CREATE TABLE IF NOT EXISTS post (username CHAR(64), id CHAR(64), content CHAR(10240), upvotes INTEGER, downvotes INTEGER, rating REAL)');
-    await db.run('CREATE TABLE IF NOT EXISTS vote (id CHAR(64), username CHAR(64), type INTEGER)');  
-}
-
-var backend = {};
-
-backend.register = async ({user, pass, pass2}) => {
-    var lengthCheck = false;
-
-    lengthCheck = 
-      checkLength(pass,'Password',4,1024) ||
-      checkLength(user,'Username',1,64) ||
-      checkRegex(user,'Username',/[^A-Za-z0-9\-\_]/g);
-
-    if (lengthCheck) return lengthCheck;
-
-    if (pass != pass2) return {'success': 'Passwords don\'t match.'};
-    
-    if (!db) await initDb();
-
-    var existingAccounts = await db.all('SELECT username FROM auth WHERE username = ?',[
-        user
-    ]);
-
-    if (existingAccounts && existingAccounts.length > 0)
-        return { success: 'Account already exists.' };
-
-    var passHash = await hash(pass,10);
-
-    await db.run('INSERT INTO auth (username, password) VALUES (?, ?)', [
-        user,
-        passHash
-    ])
-
-    return { success: 'Successfully created account.', location: '/'};
-}
-
-backend.login = async ({user, pass, cookies}) => {
-    if (!db) await initDb();
-
-    var existingAccounts = await db.all('SELECT username, password FROM auth WHERE username = ?',[
-        user
-    ]);
-
-    if (!existingAccounts || existingAccounts.length < 1)
-        return { success: 'Account does not exist.' };
-
-    var passHash = await compare(pass,existingAccounts[0].password);
-
-    if (!passHash) 
-        return { success: 'Incorrect password.' };
-
-    var token = randomBytes(256).toString('hex');
-
-    await db.run('INSERT INTO token (username, token) VALUES (?, ?)', [
-        user,
-        token
-    ])
-
-    if (token) {
-        cookies.set('token',token, {
-          maxAge: 60 * 60 * 24 * 7,
-          path: '/'
-        });
-    };
-
-    return { success: 'Successfully logged into account.', data: token, location: '/'};
-}
-
-backend.postCreate = async ({cookies, content}) => {
-    if (!db) await initDb();
-
-    var lengthCheck = checkLength(content,'Post content',1,10240);
-
-    if (lengthCheck)
-        return lengthCheck;
-
-    var user = (await backend.token({cookies})).data;
-
-    if (!user || !content || user == '') return {'success': 'Not authorized.' };
-
-    var id = randomBytes(10).toString('hex');
-
-    await db.run('INSERT INTO post (username, id, content, rating) VALUES (?, ?, ?, ?)', [
-        user,
-        id,
-        content,
-        calcVote(0,0)
-    ])
-
-    return {'success': 'Your post has been broadcasted!' };
-}
-
-backend.postGet = async ({id}) => {
-    if (!db) await initDb();
-
-    var posts = await db.all('SELECT * from post WHERE id = ?', [
-        id
-    ])
-
-    if (!posts || posts.length < 1) {
-        return {'success': 'Post does not exist.'}
-    }
-
-    return {data: posts[0]};
-}
-
-backend.postBulk = async ({page}) => {
-    if (!db) await initDb();
-
-    var posts = await db.all('SELECT * from post ORDER BY rating DESC LIMIT ?, ?', [
-        page*rowCount,
-        rowCount
-    ])
-
-    return {data: posts};
-}
-
-backend.vote = async ({cookies, id, vote}) => {
-    if (!db) await initDb();
-
-    var user = (await backend.token({cookies})).data;
-
-    if (!user || !id || user == '' || (vote != 'down' && vote != 'up')) return {success: 'fail' };
-
-    await db.run('DELETE FROM vote WHERE username = ? AND id = ?', [
-        user,
-        id
-    ]);
-
-    await db.run('INSERT INTO vote (id, username, type) VALUES (?,?,?)', [
-        id,
-        user,
-        vote == 'up' ? 1 : 2
-    ]);
-
-    var votes = await db.all('SELECT type from vote WHERE id = ?', [
-        id
-    ]) || [];
-
-    var up = votes.filter(x => x.type == 1).length;
-    var down = votes.filter(x => x.type == 2).length;
-
-    await db.run('UPDATE post SET upvotes = ?, downvotes = ?, rating = ? WHERE id = ?', [
-        up,
-        down,
-        calcVote(up,down),
-        id
-    ]);
-
-    return {data: {up,down}};
-}
-
-backend.token = async ({cookies}) => {
-    if (!db) await initDb();
-
-    var tokenIn = cookies.get('token');
-
-    var existingAccounts = await db.all('SELECT username from token WHERE token = ?',[
-        tokenIn
-    ]);
-    
-    if (!existingAccounts || existingAccounts.length < 1)
-        return false;
-
-    return {data: existingAccounts[0].username};
-}
-
-export {
-    backend
-}
\ No newline at end of file
diff --git a/src/lib/util.js b/src/lib/util.js
index 0cb6e16..815d020 100644
--- a/src/lib/util.js
+++ b/src/lib/util.js
@@ -35,6 +35,19 @@ let calcVote = function(up,down) {
     return rating * Math.log(totalPadded);
 }
 
+let calcVoteUser = function(up,down) {
+    var upPadded = up + 3;
+    var downPadded = down + 3;
+    var totalPadded = Math.max(up + down, 3);
+
+    var rating =  -Math.log((1 / ((((upPadded - downPadded) / (upPadded + downPadded)) + 1) / 2)) - 1) / Math.log(Math.E);
+
+    rating = Math.min(rating,10);
+    rating = Math.max(rating,-10);
+
+    return Math.round(rating * Math.log(totalPadded) * 10);
+}
+
 let handleSubmit = async e => {
     const ACTION_URL = e.target.action
 
@@ -50,5 +63,6 @@ export {
     checkLength,
     checkRegex,
     calcVote,
-    handleSubmit
+    handleSubmit,
+    calcVoteUser
 };
\ No newline at end of file
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index 2c90623..2099965 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -74,7 +74,7 @@
             <img src='/logo_sanifae.svg' alt='Sanifae Logo'>
         </a>
         {#if data.username && data.username != 'false'}
-            <a href='/users/{data.username}'>
+            <a href='/user/{data.username}'>
                 {data.username}
             </a>
             <a href='/logout'>
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index 820354e..1bfb6f1 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -1,5 +1,5 @@
 <script>
-    import Post from '$lib/Post.svelte';
+    import Post from '$lib/components/Post.svelte';
 
     /** @type {import('./$types').PageData} */
     export let data;
diff --git a/src/routes/account/+page.svelte b/src/routes/account/+page.svelte
index c03baac..d34f744 100644
--- a/src/routes/account/+page.svelte
+++ b/src/routes/account/+page.svelte
@@ -1,5 +1,5 @@
 <script>
-    import Area from '$lib/Area.svelte';
+    import Area from '$lib/components/Area.svelte';
     import { handleSubmit } from '$lib/util.js';
 
     export let form = {};
diff --git a/src/routes/api/[route]/+server.js b/src/routes/api/[route]/+server.js
index 146e1ca..6367650 100644
--- a/src/routes/api/[route]/+server.js
+++ b/src/routes/api/[route]/+server.js
@@ -1,4 +1,4 @@
-import { backend } from '../../../lib/db.js';
+import { backend } from '../../../lib/db/db.js';
 
 /** @type {import('./$types').RequestHandler} */
 export async function GET({ url, cookies, params }) {
diff --git a/src/routes/new_post/+page.server.js b/src/routes/new_post/+page.server.js
index bff5bd2..5116ab6 100644
--- a/src/routes/new_post/+page.server.js
+++ b/src/routes/new_post/+page.server.js
@@ -1,4 +1,4 @@
-import { backend } from '../../lib/db.js';
+import { backend } from '../../lib/db/db.js';
 import { checkLength, checkRegex } from '../../lib/util.js';
 
 /** @type {import('./$types').Actions} */
diff --git a/src/routes/new_post/+page.svelte b/src/routes/new_post/+page.svelte
index ae0bff5..397594f 100644
--- a/src/routes/new_post/+page.svelte
+++ b/src/routes/new_post/+page.svelte
@@ -1,5 +1,5 @@
 <script>
-    import Area from '$lib/Area.svelte';
+    import Area from '$lib/components/Area.svelte';
 
     import { handleSubmit } from '$lib/util.js';
 
diff --git a/src/routes/post/[post]/+page.svelte b/src/routes/post/[post]/+page.svelte
index 496536c..96e8adf 100644
--- a/src/routes/post/[post]/+page.svelte
+++ b/src/routes/post/[post]/+page.svelte
@@ -1,5 +1,5 @@
 <script>
-    import Post from '$lib/Post.svelte';
+    import Post from '$lib/components/Post.svelte';
 
     /** @type {import('./$types').PageData} */
     export let data;
diff --git a/src/routes/user/[user]/+page.js b/src/routes/user/[user]/+page.js
new file mode 100644
index 0000000..0818dd1
--- /dev/null
+++ b/src/routes/user/[user]/+page.js
@@ -0,0 +1,20 @@
+/** @type {import('./$types').PageLoad} */
+export async function load({ fetch, params, url }) {
+    var search = url.searchParams;
+
+    var voteType = search.get('vote');
+
+    var id = search.get('page') * 1;
+
+    var user = params.user + '';
+
+    await new Promise(resolve => setTimeout(resolve, 100));
+
+    const res = await fetch(`/api/postBulk?user=${user}&page=${id}`);
+    const postJson = await res.json();
+
+    const resUser = await fetch(`/api/userGet?user=${user}`);
+    const postJsonUser = await resUser.json();
+
+    return { postJson, id, postJsonUser };
+}
\ No newline at end of file
diff --git a/src/routes/user/[user]/+page.svelte b/src/routes/user/[user]/+page.svelte
new file mode 100644
index 0000000..c9dd6e4
--- /dev/null
+++ b/src/routes/user/[user]/+page.svelte
@@ -0,0 +1,49 @@
+<script>
+    import Post from '$lib/components/Post.svelte';
+    import Area from '$lib/components/Area.svelte';
+
+    /** @type {import('./$types').PageData} */
+    export let data;
+
+    let userData = data.postJsonUser.data;
+</script>
+
+<Area>
+    <span slot="header">
+        <a href='/users/{userData.username}'>
+            {userData.username}
+        </a>
+    </span>
+    <span slot="main">
+        <p>
+            <b>Reputation:</b> {userData.reputation}
+        </p>
+        <p>
+            <b>Upvotes:</b> {userData.upvotes}
+        </p>
+        <p>
+            <b>Downvotes:</b> {userData.downvotes}
+        </p>
+    </span>
+    <span slot="footer">
+        
+    </span>
+</Area>
+
+<h2>Posts</h2>
+
+{#each data.postJson.data as post}
+    <Post
+        success={post.success}
+        username={post.username}
+        content={post.content}
+        upvotes={post.upvotes}
+        downvotes={post.downvotes}
+        id={post.id}
+    ></Post>
+{/each}
+
+<p>
+    <a data-sveltekit-reload href='?page={data.id+1}'>Next page</a>
+</p>
+<p></p>
\ No newline at end of file