Files
IOT-recept-printer/print.js

65 lines
1.7 KiB
JavaScript

const PythonShell = require('python-shell');
const WeatherAPI = require('./weatherAPI');
const Result = require('./resultbuilder');
const Helper = require('./helper');
let printQueue = [];
let printing = false;
module.exports.getprintqueue = function() {
return printQueue;
}
module.exports.setprintqueue = function(tmp) {
printQueue = tmp;
}
module.exports.printing = function() {
return printing;
}
module.exports.print = async function() {
printing = true;
while (printQueue.length > 0) {
await currentprint(printQueue[0].name, printQueue[0].coords);
await Helper.sleep(200);
printQueue.splice(0, 1);
}
printing = false;
}
async function currentprint(name, coords) {
let text = Result.genCompilerSettings({
padding: 2,
lineBreaks: 1,
lines: [
{
content: `Hello, ${name}!`,
align: `center`,
size: `large`
},
{
content: `The weather at ${coords} is:`,
align: `left`,
size: `small`
},
{
content: `${await WeatherAPI.getWeather(1, coords)}`,
align: `left`,
size: `small`
},
{
content: `The forcast for today is ${await WeatherAPI.getWeather(2, coords)}`,
align: `left`,
size: `small`
}
]
});
try {
await PythonShell.run('printer/write.py', text, function (err, results) {
if (err) {
console.log('Could not open serial connection for ' + name + '\'s print');
}
});
} catch (err) {}
}