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index.js
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index.js
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const express = require('express');
const bcrypt = require('bcrypt');
const readline = require('readline');
const fs = require('fs');
const app = express();
const port = 80;
let date = new Date();
let dateFormatted;
let stopped = false;
let progressTime;
let timeAdjusted = false;
const timeFormatted = (date) => `${date.getHours() < 10 ? "0" : ""}${date.getHours()}:${date.getMinutes() < 10 ? "0" : ""}${date.getMinutes()}:${date.getSeconds() < 10 ? "0" : ""}${date.getSeconds()}`;
const formattedTimestamp = () => `[${timeFormatted(new Date())}]: `;
let count = (() => {
if (fs.existsSync('./count.json')) {
console.log(formattedTimestamp() + "File found: \"count.json\"");
} else {
console.log(formattedTimestamp() + "count.json doesn't exist, creating one.\nProducts can be added by doing <hostname>/add or going to <hostname>/admin");
fs.writeFileSync('./count.json', JSON.stringify([{ name: "Sample", count: 0, plan: 0 }]));
}
return require('./count.json');
})();
let takttime = (() =>{
if (fs.existsSync('./takttime.json')) {
console.log(formattedTimestamp() + "File found: \"takttime.json\"");
} else {
const takt = 25;
const start = new Date();
const end = new Date();
end.setMinutes(start.getMinutes() + takt);
console.log(formattedTimestamp() + "takttime.json not found, creating one with default parameters");
fs.writeFileSync('./takttime.json', JSON.stringify({
takt: takt,
startTime: start,
endTime: end,
currentTime: new Date(),
isBreak: false,
nextBreak: "TBD",
breaks: [[new Date('01 Jan 1970 00:00:00'), new Date('01 Jan 1970 08:00:00')],
[new Date('01 Jan 1970 08:55:00'), new Date('01 Jan 1970 09:10:00')],
[new Date('01 Jan 1970 10:55:00'), new Date('01 Jan 1970 11:25:00')],
[new Date('01 Jan 1970 13:45:00'), new Date('01 Jan 1970 14:00:00')],
[new Date('01 Jan 1970 15:25:00'), new Date('01 Jan 1970 23:59:59')]]
}));
}
let temp = require("./takttime.json");
temp.breaks = temp.breaks.map(x => x.map(y => new Date(y)));
return temp;
})()
const password = (() => {
if ( fs.existsSync('./password.json')) {
console.log(formattedTimestamp() + "File found: \"password.json\"");
return require('./password.json');
} else {
let rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.question("No password.json found, enter a admin password: ", function (answer) {
fs.writeFileSync('./password.json', JSON.stringify({ hash: `${bcrypt.hashSync(answer, 10)}` }));
rl.close();
return require('./password.json');
});
}
})();
const changeCounter = (product, op) => {
const index = count.findIndex(x => x.name.toLocaleLowerCase() === product.toLocaleLowerCase());
if (index > -1) {
switch (op) {
case 'increase':
count[index].count++
break;
case 'decrease':
count[index].count--
break;
case 'reset':
count[index].count = 0;
break;
default:
console.log(formattedTimestamp() + "No valid selections entered")
break;
}
}
else console.log(formattedTimestamp() + `${product} is not in count.json`)
};
app.use(express.static('public'));
app.use('/view', express.static('view'));
app.use('/admin', express.static('admin'));
app.use('/clock', express.static('clock'));
app.use('/takt', express.static('takt'));
app.get('/edit', function (req, res) {
let productQuery = req.query;
res.send(productQuery);
changeCounter(productQuery.product, productQuery.op);
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + JSON.stringify(productQuery));
});
app.get('/plan', function (req, res) {
let productQuery = req.query;
res.send(productQuery);
console.log(formattedTimestamp() + JSON.stringify(productQuery));
let index = count.findIndex(x => x.name.toLocaleLowerCase() === productQuery.product.toLocaleLowerCase());
if (index > -1) {
count[index].plan = productQuery.plan;
}
})
app.get('/toggleBreak', function (req, res) {
if (req.query.isbreak === '') {
res.send(stopped);
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + "Paused: " + stopped)
}
else if (takttime.isBreak) {
res.send(stopped);
stopped = !stopped;
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + "Paused: " + stopped)
} else {
res.send(stopped);
stopped = !stopped;
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + "Paused: " + stopped)
}
})
app.get('/update', function (req, res) {
let productQuery = req.query;
let index = count.findIndex(x => x.name.toLowerCase() === productQuery.product.toLowerCase());
switch (productQuery.option) {
case 'delete':
if (index != -1) count = count.filter(x => x.name.toLowerCase() !== productQuery.product.toLowerCase());
break;
case 'add':
if (index == -1) count.push({ name: productQuery.product, count: 0, plan: 0 });
break;
default:
break;
}
res.send(count);
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + JSON.stringify(count));
});
app.get('/count', (req, res) => {
res.json(count);
});
app.get('/password', (req, res) => {
const local_password = password.hash;
const remote_password = req.query.password;
bcrypt.compare(remote_password, local_password).then(correct => {
console.log(formattedTimestamp() + `(${req.socket.remoteAddress})` + "Admin password was %s",correct ? "correct" : "incorrect")
res.send(correct);
});
})
app.get('/taktime', (req, res) => {
res.json(takttime);
});
app.listen(port, () => {
console.log(formattedTimestamp() + `Starting server on port ${port}`);
});
setInterval(() => {
date = new Date();
let _startTime = new Date(takttime.startTime);
let _endTime = new Date(takttime.endTime);
//Formats the date so it can be compared with the breaks in const breaks
dateFormatted = new Date(`01 Jan 1970 ${timeFormatted(date)}`);
takttime.currentTime = date;
//Checks if currently a break
if(stopped) {
takttime.isBreak = true
} else {
takttime.isBreak = takttime.breaks.map(x => dateFormatted >= x[0] && x[1] >= dateFormatted).reduce((a, y) => a == true ? true : y ? true : false);
}
//Finds the next break
takttime.nextBreak = takttime.breaks.find(x => x[1] > dateFormatted);
//If The current time is higher than the endtime reset the progressbar back to the beginning with new endtime
if(stopped || takttime.isBreak === true) {
if(!timeAdjusted) {
progressTime = date - _startTime;
timeAdjusted = true;
}
//Shuffles the end and starting times forward during the break
_endTime = new Date();
_endTime.setTime(date.getTime() + takttime.takt*60*1000);
_startTime = new Date();
_startTime.setTime(_startTime.getTime() - progressTime)
takttime.startTime = _startTime;
takttime.endTime = _endTime;
} else {
timeAdjusted = false;
}
if ((date > _endTime)&&(takttime.isBreak !== true|| !stopped)) {
takttime.startTime = new Date(date);
_endTime = new Date(date);
_endTime.setMinutes(date.getMinutes() + takttime.takt)
takttime.endTime = _endTime;
}
}, 1000)
let once = false;
const exitHandler = () => {
if(!once) {
once = !once;
const count_saved = fs.promises.writeFile('./count.json',JSON.stringify(count))
.then(() => console.log(formattedTimestamp()+"Saving file: \"count.json\""));
const takttime_saved = fs.promises.writeFile('./takttime.json',JSON.stringify(takttime))
.then(() => console.log(formattedTimestamp()+"Saving file: \"takttime.json\""));
const password_saved = fs.promises.writeFile('./password.json',JSON.stringify(password))
.then(() => console.log(formattedTimestamp()+"Saving file: \"password.json\""));
Promise.all([count_saved,takttime_saved,password_saved]).then(() => {
console.log(`${formattedTimestamp()}Exiting`);
process.exit(0);
});
}
}
process.on('exit', exitHandler);
process.on('SIGINT', exitHandler);
process.on('SIGUSR1', exitHandler);
process.on('SIGUSR2', exitHandler);
process.on('uncaughtException', exitHandler);