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Merge pull request #319 from ZIMkaRU/feature/add-support-for-pdf-reports
Add support for PDF reports
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| 'use strict' | ||
|
|
||
| const { BrowserWindow } = require('electron') | ||
| const fs = require('fs/promises') | ||
| const path = require('path') | ||
|
|
||
| const ipcs = require('../ipcs') | ||
| const wins = require('../windows') | ||
|
|
||
| const PROCESS_MESSAGES = require( | ||
| '../../bfx-reports-framework/workers/loc.api/process.message.manager/process.messages' | ||
| ) | ||
| const PROCESS_STATES = require( | ||
| '../../bfx-reports-framework/workers/loc.api/process.message.manager/process.states' | ||
| ) | ||
|
|
||
| module.exports = () => { | ||
| ipcs.serverIpc.on('message', async (mess) => { | ||
| try { | ||
| if (mess?.state !== PROCESS_MESSAGES.REQUEST_PDF_CREATION) { | ||
| return | ||
| } | ||
|
|
||
| const { | ||
| templateFilePath, | ||
| template = 'No data', | ||
| format = 'portrait', | ||
| orientation = 'Letter', | ||
| uid = null | ||
| } = mess?.data ?? {} | ||
|
|
||
| const isTemplateFilePathUsed = ( | ||
| templateFilePath && | ||
| typeof templateFilePath === 'string' | ||
| ) | ||
|
|
||
| const html = isTemplateFilePathUsed | ||
| ? await fs.readFile(templateFilePath, { encoding: 'utf8' }) | ||
| : template | ||
|
|
||
| if (isTemplateFilePathUsed) { | ||
| await fs.rm(templateFilePath, { force: true, maxRetries: 3 }) | ||
| } | ||
|
|
||
| const win = new BrowserWindow({ | ||
| show: false, | ||
| parent: wins.mainWindow, | ||
| webPreferences: { | ||
| nodeIntegration: true | ||
| } | ||
| }) | ||
| win.loadURL(`data:text/html;charset=utf-8,${encodeURIComponent(html)}`) | ||
|
|
||
| await new Promise((resolve, reject) => { | ||
| win.webContents.on('did-finish-load', resolve) | ||
| win.webContents.on('did-fail-load', (e, code, err) => { | ||
| reject(err) | ||
| }) | ||
| }) | ||
| const buffer = await win.webContents.printToPDF({ | ||
| landscape: format !== 'portrait', | ||
| pageSize: orientation, | ||
| margins: { | ||
| top: 0, | ||
| bottom: 0, | ||
| left: 0, | ||
| right: 0 | ||
| }, | ||
| displayHeaderFooter: true, | ||
| footerTemplate: `\ | ||
| <span style=" | ||
| position: absolute; | ||
| right: 10px; | ||
| bottom: 10px; | ||
| font-weight: 400; | ||
| font-size: 8px; | ||
| "> | ||
| Page <span class=pageNumber></span> from <span class=totalPages></span> | ||
| </span>` | ||
| }) | ||
|
|
||
| if (isTemplateFilePathUsed) { | ||
| const { dir, name } = path.parse(templateFilePath) | ||
| const pdfFilePath = path.format({ dir, name, ext: '.pdf' }) | ||
|
|
||
| await fs.writeFile(pdfFilePath, buffer) | ||
|
|
||
| ipcs.serverIpc.send({ | ||
| state: PROCESS_STATES.RESPONSE_PDF_CREATION, | ||
| data: { pdfFilePath, uid } | ||
| }) | ||
|
|
||
| return | ||
| } | ||
|
|
||
| ipcs.serverIpc.send({ | ||
| state: PROCESS_STATES.RESPONSE_PDF_CREATION, | ||
| data: { buffer, uid } | ||
| }) | ||
| } catch (err) { | ||
| ipcs.serverIpc.send({ | ||
| state: PROCESS_STATES.RESPONSE_PDF_CREATION, | ||
| data: { err, uid: mess?.data?.uid ?? null } | ||
| }) | ||
|
|
||
| console.error(err) | ||
| } | ||
| }) | ||
| } |
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