Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | 61x 61x 2x 2x 2x 2x 2x 4x 4x 1x 1x 3x 3x 1x 3x 3x 2x 1x 1x | import path from 'path';
import { PATH_TEMP } from '../../../root';
import WinstonLogger from '../../../config/winston';
import Agents from '../../web_socket/agents/agents';
const { Worker } = require('worker_threads');
const workerMessage = (
name = 'Print Worker',
workerMessageData = null,
resolve = () => false,
reject = () => false
) => {
try {
Eif (typeof workerMessageData === 'object') {
Eif (workerMessageData.success) {
resolve(true);
return;
}
if (!workerMessageData.success && workerMessageData.message) {
WinstonLogger.error(`${name}: ${workerMessageData.message}`);
}
reject();
return;
}
if (workerMessageData === 'done') resolve(true);
else WinstonLogger.error(`${name}: ${JSON.stringify(workerMessageData)}`);
} catch (e) {
/* empty */
}
};
async function printZPL(printer, label, type = 'ean', agentSocket = null) {
return new Promise((resolve, reject) => {
if (agentSocket) {
Agents.sendPrinterEvent(agentSocket, { printer, label, type })
.then((message) => {
workerMessage('printZPLAgent', message, resolve, reject);
})
.catch((err) => {
if (err) {
reject(
new Error(`Worker stopped with exit code ${JSON.stringify(err)}`)
);
} else {
resolve(true);
}
});
} else {
const worker = new Worker(path.resolve(__dirname, 'printZPLWorker.js'), {
workerData: { printer, label, type, PATH_TEMP },
});
worker.on('message', (message) =>
workerMessage('printZPLWorker', message, resolve)
);
worker.on('error', reject);
worker.on('exit', (code) => {
if (code !== 0) {
reject(new Error(`Worker stopped with exit code ${code}`));
} else {
resolve(true);
}
});
}
});
}
export default {
printZPL,
};
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