Codinget/Snek
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added leaderboard (closes #29)

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This commit is contained in:
Nathan DECHER 2020-04-13 21:58:53 +02:00
parent 1ca8e46461
commit 7b083fda11
20 changed files with 852 additions and 48 deletions
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1
.gitignore vendored
View file

@ -5,4 +5,5 @@ public/css/*.css
public/js/*.js
public/favicon.ico
build/*.png
db.sqlite

2
Dockerfile
View file

@ -1,3 +1,3 @@
FROM alpine:3.11.5
RUN apk add --no-cache nodejs npm git imagemagick make && git clone https://gitdab.com/Codinget/Snek /snek && cd /snek && npm i && make && apk del git make imagemagick && printf '#!/bin/sh\ncd /snek\nnpm start\n' > start.sh && chmod +x start.sh
RUN apk add --no-cache nodejs npm git imagemagick make python3 python2 && npm i -g node-gyp && git clone https://gitdab.com/Codinget/Snek /snek && cd /snek && npm i --unsafe-perm && apk del git make imagemagick python2 python3 && printf '#!/bin/sh\ncd /snek\nnpm start\n' > start.sh && chmod +x start.sh
CMD /snek/start.sh

4
README.md
View file

@ -20,11 +20,11 @@ A "simple" Snake, done as my final JS class project
- Make
- Node.js and npm, both in the PATH
- Node.js 10 and 12 are known to work
- node-gyp and python are required for the database
## Running the game (dev)
- `git clone` this repo
- `npm install` the dependencies
- `make` the ressources
- `npm install` the dependencies (this will also build the ressources and initialize the database)
- `npm start` the server
## Running the game (prod)

103
api.js Normal file
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@ -0,0 +1,103 @@
const DB=require('better-sqlite3');
const {Router}=require('express');
const db=new DB('db.sqlite');
const api=new Router();
const leaderboardSelect='SELECT username, score, length, time, speed FROM leaderboards';
const getLeaderboardsBy={
score: db.prepare(`${leaderboardSelect} WHERE mode=? ORDER BY score DESC LIMIT ? OFFSET ?`),
timeA: db.prepare(`${leaderboardSelect} WHERE mode=? ORDER BY time ASC LIMIT ? OFFSET ?`),
timeD: db.prepare(`${leaderboardSelect} WHERE mode=? ORDER BY time DESC LIMIT ? OFFSET ?`)
};
const addLeaderboard=db.prepare(`
INSERT
INTO leaderboards(mode, username, score, length, time, speed)
VALUES(@mode, @username, @score, @length, @time, @speed)
`);
const levelList=require('./assets/levelList.json');
const validMode=mode => {
try {
const [category, name]=mode.split('/');
return levelList[category].levels.map(l => ''+l).includes(name);
} catch(e) {
return false;
}
};
api.get('/leaderboards/:category/:id', (req, res) => {
const sort=req.query.sort || 'score';
if(!['score', 'timeA', 'timeD'].includes(sort)) return res.status(400).json({
ok: false,
err: 'Invalid sort'
});
const results=+req.query.results || 20;
if((typeof results)!='number' || results<1 || results >100) return res.status(400).json({
ok: false,
err: 'Invalid result count'
});
const page=+req.query.page || 1;
if((typeof page)!='number' || page<1) return res.status(400).json({
ok: false,
err: 'Invalid page'
});
const data=getLeaderboardsBy[sort]
.all(req.params.category+'/'+req.params.id, results, (page-1)*results);
return res.status(200).json({
ok: true,
data
});
});
api.post('/leaderboards/:category/:id', (req, res) => {
const mode=req.params.category+'/'+req.params.id;
if((typeof mode)!='string' || !validMode(mode)) return res.status(400).json({
ok: false,
err: 'Invalid mode'
});
const username=req.body.username;
if((typeof username)!='string') return res.status(400).json({
ok: false,
err: 'Invalid username'
});
const score=req.body.score;
if((typeof score)!='number' || score%1 || score<0) return res.status(400).json({
ok: false,
err: 'Invalid score'
});
const length=req.body.length;
if((typeof length)!='number' || length%1 || length<1) return res.status(400).json({
ok: false,
err: 'Invalid length'
});
const time=req.body.time;
if((typeof time)!='number' || time%1 || time<0) return res.status(400).json({
ok: false,
err: 'Invalid time'
});
const speed=req.body.speed;
if((typeof speed)!='number' || speed%1 || speed<1) return res.status(400).json({
ok: false,
err: 'Invalid speed'
});
try {
addLeaderboard.run({
mode, username,
score, length,
time, speed
});
res.json({
ok: true
});
} catch(e) {
res.status(500).json({
ok: false,
err: 'Failed to add score'
});
}
});
return module.exports=exports=api;

1
assets/config.json
View file

@ -1,5 +1,6 @@
{
"player.name": "Player",
"player.leaderboards": false,
"input.touchscreen.crosspad.enabled": false,
"input.touchscreen.crosspad.overlay": true,

8
assets/levelList.json
View file

@ -6,7 +6,9 @@
"speedIncrease": false,
"worldWrap": false,
"winCondition": "fruit",
"scoreSystem": "speedrun"
"scoreSystem": "speedrun",
"uploadOnDeath": false,
"leaderboardsSort": "timeA"
},
"levelFilename": "level<n>.json",
"levelDisplay": "Level <n>",
@ -22,7 +24,9 @@
"speedIncrease": true,
"speedMultiplier": 0.9,
"speedCap": 50,
"worldWrap": true
"worldWrap": true,
"uploadOnDeath": true,
"leaderboardsSort": "score"
},
"levelFilename": "arcade-<l>.json",
"levelDisplay": "<n>",

5
assets/metaConfig.json
View file

@ -6,6 +6,11 @@
"name": "Player name",
"type": "string"
},
"player.leaderboards": {
"name": "Upload scores to leaderboards",
"type": "boolean",
"needsBackend": true
},
"input": {
"name": "Input settings"

8
index.js
View file

@ -3,8 +3,14 @@ const express=require('express');
const app=express();
const PORT=process.env.PORT || 3000;
app.use(express.json());
app.use(express.static('public'));
app.use('/api', require('./api'));
app.get('/api/has-nodejs', (req, res) => {
res.json("yes");
});
app.listen(PORT, () => {
console.log(`Listening on 0.0.0.0:${PORT}`);
});

8
init.sql Normal file
View file

@ -0,0 +1,8 @@
CREATE TABLE leaderboards (
mode TEXT,
username TEXT,
score INTEGER,
length INTEGER,
time INTEGER,
speed INTEGER
);

5
install.js Normal file
View file

@ -0,0 +1,5 @@
const DB=require('better-sqlite3');
const fs=require('fs');
const db=new DB('db.sqlite');
db.exec(fs.readFileSync('init.sql', 'utf8'));

3
levels/arcade-survival.json
View file

@ -44,6 +44,7 @@
"autoSpeadIncreaseTicks": 10,
"autoSizeGrow": true,
"autoSizeGrowTicks": 100,
"scoreSystem": "survival"
"scoreSystem": "survival",
"leaderboardsSort": "timeD"
}
}

486
package-lock.json generated
View file

@ -25,6 +25,25 @@
"uri-js": "^4.2.2"
}
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@ -69,6 +88,11 @@
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@ -78,6 +102,52 @@
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"resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz",
@ -95,6 +165,15 @@
"type-is": "~1.6.17"
}
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@ -106,11 +185,21 @@
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@ -120,6 +209,11 @@
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@ -166,12 +259,30 @@
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@ -282,6 +411,11 @@
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}

4
package.json
View file

@ -4,9 +4,8 @@
"description": "A simple Snake",
"main": "index.js",
"scripts": {
"build": "make",
"start": "node index.js",
"test": "echo \"Error: no test specified\" && exit 1"
"prepare": "rm -f db.sqlite && make clean all && node install.js"
},
"repository": {
"type": "git",
@ -15,6 +14,7 @@
"author": "Codinget",
"license": "MIT",
"dependencies": {
"better-sqlite3": "^6.0.1",
"express": "^4.17.1",
"less": "^3.11.1"
}

16
public/index.html
View file

@ -10,15 +10,16 @@
window.addEventListener('load', () => require('main'));
</script>
</head>
<body>
<body class="loading">
<header>
<a href="#"><img src="assets/icon256.png"></a>
<h1>Snek</h1>
<h2>A "simple" Snake</h2>
<ul>
<li><a href="#">Menu</a></li>
<li><a href="#settings">Config</a></li>
<li><a href="#help">Help</a></li>
<li class="loaded"><a href="#settings">Config</a></li>
<li class="loaded"><a href="#help">Help</a></li>
<li class="server loaded"><a href="#leaderboards">Leaderboards</a></li>
</ul>
</header>
<main>
@ -34,8 +35,13 @@
</main>
<footer>
<img src="assets/icon32.png">
<p>Snek by <a href="https://codinget.me">Codinget</a> on <a href="https://gitdab.com/Codinget/Snek">GitDab</a></p>
<p>Original <a href="https://perso.liris.cnrs.fr/pierre-antoine.champin/enseignement/intro-js/s6.html">subject</a> by <a href="https://perso.liris.cnrs.fr/pierre-antoine.champin/">P.A. Champin</a></p>
<p>
Snek by <a href="https://codinget.me">Codinget</a> on <a href="https://gitdab.com/Codinget/Snek">GitDab</a>
<span class="serverless loaded">running without Nodejs backend</span>
</p>
<p>
Original <a href="https://perso.liris.cnrs.fr/pierre-antoine.champin/enseignement/intro-js/s6.html">subject</a> by <a href="https://perso.liris.cnrs.fr/pierre-antoine.champin/">P.A. Champin</a>
</p>
</footer>
</body>
</html>

109
src/js/leaderboards.js Normal file
View file

@ -0,0 +1,109 @@
const Popup=require('popup');
const levels=require('levels');
const config=require('config');
const upload=async (mode, win, snek) => {
if(!win && !snek.rules.uploadOnDeath) return;
if(window.serverless) return;
const username=config.getS('player.name');
const score=snek.score;
const length=snek.length;
const time=snek.endPlayTime;
const speed=snek.speed;
const rst=await fetch('api/leaderboards/'+mode, {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({
username,
score, length,
time, speed
})
});
const dat=await rst.json();
if(!dat.ok) console.error(rst.err);
};
const show=async (mode='speedrun/1', page=1) => {
let popup=new Popup("Leaderboards: "+mode);
const [category, id]=mode.split('/');
let modes=[];
(() => {
Object.keys(window.levelList).forEach(cat => {
window.levelList[cat].levels.forEach(lvl => {
modes.push(cat+'/'+lvl);
});
});
})();
const prevMode=() => {
let idx=modes.indexOf(mode);
return modes[idx-1]||modes[modes.length-1];
};
const nextMode=() => {
let idx=modes.indexOf(mode);
return modes[idx+1]||modes[0];
};
const rules=await levels.getRules(category, id);
const sort=rules.leaderboardsSort;
const rst=await fetch('api/leaderboards/'+mode+'?sort='+sort+'&page='+page+'&results=10');
const {ok, data, err}=await rst.json();
popup.buttons.close="Close";
popup.buttons.modeP="Previous mode";
popup.buttons.modeN="Next mode";
popup.large=true;
popup.animation=false;
if(ok) {
popup.addStrong("Page "+page);
if(data.length==10) popup.buttons.next="Next page";
if(page>1) popup.buttons.prev="Previous page";
if(data.length==0) {
popup.addEm("No data");
} else {
const rpad=(n, digits=2, pad=' ') =>
((''+n).length>=digits)?(''+n):(rpad(pad+n, digits, pad));
popup.addTable(data.map(({username, score, length, speed, time}, i) => {
return {
rank: '#'+(i+(page-1)*10+1),
username,
score: score+'pts',
length,
speed: speed+'tps',
time: rpad(Math.floor(time/60000), 2, '0')+
':'+rpad(Math.floor(time/1000)%60, 2, '0')+
':'+rpad(time%1000, 3, '0')
};
}), [
'rank',
'username',
'score',
'length',
'speed',
'time'
]);
}
} else {
popup.addStrong("Error loading leaderboards");
popup.addEm(err);
}
Popup.dismiss();
const verb=await popup.display();
if(verb=='next') return show(mode, page+1);
else if(verb=='prev') return show(mode, page-1);
else if(verb=='modeP') return show(prevMode());
else if(verb=='modeN') return show(nextMode());
location.hash='';
};
return module.exports={
upload, show
};

27
src/js/levels.js
View file

@ -7,12 +7,37 @@ const get=async filename => {
return cache[filename]=json;
};
const getInfo=(category, id) => {
const cat=levelList[category];
id=''+id;
const displayName=cat.levelDisplay
.replace(/<n>/g, id)
.replace(/<l>/g, id.toLowerCase());
const fileName=cat.levelFilename
.replace(/<n>/g, id)
.replace(/<l>/g, id.toLowerCase());
const levelString=category+'/'+id+'/'+fileName;
return {
displayName,
fileName,
levelString
};
};
const getRules=async (category, id) => {
const {fileName}=getInfo(category, id);
const json=await get(fileName);
return Object.assign({}, window.levelList[category].rules, json.rules);
};
const clearCache=() =>
Object
.keys(cache)
.forEach(key => delete cache[key]);
return module.exports={
get,
get, getRules, getInfo,
clearCache
};

62
src/js/main.js
View file

@ -8,6 +8,7 @@
const input=require('input');
const levels=require('levels');
const config=require('config');
const leaderboards=require('leaderboards');
// get a known state
await new Promise(ok => assets.onReady(ok));
@ -20,13 +21,29 @@
const hud=main.querySelector('#hud');
// load data from server
const levelList=assets.get('levelList');
const levelList=window.levelList=assets.get('levelList');
// detect if we're running with a server
const serverless=window.serverless=await (async() => {
const res=await fetch('api/has-nodejs');
if(!res.ok) return true;
const msg=await res.json();
return msg!='yes';
})();
if(serverless) {
document.body.classList.add('serverless');
} else {
document.body.classList.add('server');
}
// flag the body as loaded
document.body.classList.remove('loading');
// get our global variables
let currentGame=null;
// forward-declare functions
let resizeCanvas, getLevel, startGame, stopGame, handleWin, handleDeath, menu, help, settings, restart, updateHud;
let resizeCanvas, startGame, stopGame, handleWin, handleDeath, menu, help, settings, showLeaderboards, restart, updateHud;
// handle window resize and fullscreen
resizeCanvas=() => {
@ -48,26 +65,6 @@
}
});
// get a level for a category and an id
getLevel=(category, id) => {
const cat=levelList[category];
id=''+id;
const displayName=cat.levelDisplay
.replace(/<n>/g, id)
.replace(/<l>/g, id.toLowerCase());
const fileName=cat.levelFilename
.replace(/<n>/g, id)
.replace(/<l>/g, id.toLowerCase());
const levelString=category+'/'+id+'/'+fileName;
return {
displayName,
fileName,
levelString
};
};
// buid menu from level list
Object.keys(levelList).forEach(category => {
const cat=levelList[category];
@ -81,7 +78,7 @@
const ul=section.appendChild(document.createElement('ul'));
cat.levels.forEach((level, i) => {
const {displayName, fileName, levelString}=getLevel(category, level);
const {displayName, fileName, levelString}=levels.getInfo(category, level);
const li=ul.appendChild(document.createElement('li'));
const a=li.appendChild(document.createElement('a'));
a.href='#'+levelString;
@ -106,6 +103,12 @@
}
};
// display the leaderboards
showLeaderboards=() => {
stopGame();
leaderboards.show();
};
// start a new game
startGame=async (category, levelId, filename) => {
// stop any running games and clear popups
@ -192,6 +195,9 @@
// fetch userdata from the game
const {category, levelId, filename}=snek.userdata;
// upload scores
if(config.getB('player.leaderboards')) leaderboards.upload(category+'/'+levelId, true, snek);
// create and configure popup
let popup=new Popup("Finished!");
popup.addStrong("You won!");
@ -221,7 +227,7 @@
} else if(result=='next') {
const {category, levelId}=snek.userdata;
let nextId=(+levelId)+1;
let {levelString}=getLevel(category, nextId)
let {levelString}=levels.getInfo(category, nextId)
location.hash=levelString;
}
};
@ -231,6 +237,12 @@
// hide the HUD
hud.classList.add('hidden');
// fetch userdata from the game
const {category, levelId, filename}=snek.userdata;
// upload scores
if(config.getB('player.leaderboards')) leaderboards.upload(category+'/'+levelId, false, snek);
// create and configure popup
let popup=new Popup("Finished!");
popup.addStrong(config.getS('player.name')+' '+snek.death.message);
@ -251,7 +263,6 @@
// act on it
if(result=='retry') {
const {category, levelId, filename}=snek.userdata;
startGame(category, levelId, filename);
} else if(result=='menu') {
location.hash='menu';
@ -304,6 +315,7 @@
if(hash=='' || hash=='menu') return menu();
else if(hash=='help') return help();
else if(hash=='settings') return settings();
else if(hash=='leaderboards') return showLeaderboards();
const [_, category, levelId, filename]=location.hash.match(/([a-zA-Z0-9_-]+?)\/([a-zA-Z0-9_-]+?)\/(.+)/);
startGame(category, levelId, filename);

22
src/js/popup.js
View file

@ -17,6 +17,7 @@ const objToDom=obj => {
return ul;
} else {
let table=document.createElement('table');
table.classList.add('dual');
Object
.keys(obj)
.forEach(key => {
@ -34,6 +35,7 @@ class Popup {
this.content=content.map(objToDom);
this.buttons={...buttons};
this.large=large;
this.animation=true;
}
addContent(cnt) {
@ -53,6 +55,25 @@ class Popup {
hn.innerText=cnt;
this.content.push(hn);
}
addTable(data, heading=Object.keys(data)) {
let table=document.createElement('table');
table.classList.add('table');
let thead=table.appendChild(document.createElement('thead'));
let headingRow=thead.appendChild(document.createElement('tr'));
heading.forEach(key => {
let th=headingRow.appendChild(document.createElement('th'));
th.innerText=key;
});
let tbody=table.appendChild(document.createElement('tbody'));
data.forEach(row => {
let tr=tbody.appendChild(document.createElement('tr'));
heading.forEach(key => {
let td=tr.appendChild(document.createElement('td'));
td.innerText=row[key];
});
});
this.content.push(table);
}
async display(parent=document.body) {
let outer=document.createElement('div');
@ -60,6 +81,7 @@ class Popup {
let popup=outer.appendChild(document.createElement('div'));
popup.classList.add('content');
if(this.large) popup.classList.add('large');
if(this.animation) outer.classList.add('animation');
let title=popup.appendChild(document.createElement('h1'));
title.innerText=this.title;

16
src/less/popup.less
View file

@ -8,7 +8,10 @@
}
.popup {
animation: popupAppear 1s linear;
&.animation {
animation: popupAppear 1s linear;
}
background: rgba(0, 0, 0, 90%);
position: absolute;
@ -64,7 +67,7 @@
}
}
table {
.dual {
display: flex;
flex-direction: column;
width: 100%;
@ -86,6 +89,15 @@
flex: 1;
}
}
.table {
width: 100%;
td, th {
padding: .5rem;
}
}
label {
margin-right: 1ex;
}

10
src/less/snek.less
View file

@ -129,6 +129,16 @@ p {
display: none !important;
}
body.serverless .server {
display: none !important;
}
body.server .serverless {
display: none !important;
}
body.loading .loaded {
display: none !important;
}
// setup the progress bar
@import 'progressBar';