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nodejs jsreport client stream
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// @ts-check | |
const fs = require('fs'); | |
const client = require("jsreport-client")("http://localhost:5488"); | |
const { finished } = require('stream'); | |
(async () => { | |
try { | |
const data = { | |
"customer": "Тратата через атом!!", | |
"month": "May", | |
"taxPercentage": 0.21, | |
"detail": [ | |
{ "date": "2019-04-03", "product": "Vitamin C", "category": "Health", "unitPrice": 25, "quantity": 1, "discountPercentage": 0 }, | |
{ "date": "2019-04-03", "product": "Probiotics", "category": "Health", "unitPrice": 83, "quantity": 1, "discountPercentage": 0.25 } | |
] | |
}; | |
await new Promise(async (resolve, reject) => { | |
const report = await client.render({ | |
template: { | |
name: 'sales-main' | |
}, | |
data | |
}); | |
const w = fs.createWriteStream('report.xlsx'); | |
report.pipe(w); | |
finished(report, (err) => { | |
if (err) { | |
console.error('Report stream failed:', err); | |
reject(err); | |
} | |
}); | |
finished(w, (err) => { | |
if (err) { | |
console.error('Writable stream failed:', err); | |
return reject(err); | |
} | |
resolve(); | |
}); | |
}); | |
} catch (err) { | |
console.error(err); | |
} | |
process.exit(0); | |
})(); |
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