250 lines
7.5 KiB
TypeScript
250 lines
7.5 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { KeyHandoverDto } from 'src/model/dto/key-handover.dto';
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import * as puppeteer from 'puppeteer';
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import { MinioService } from '../minio/minio.service';
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import { KeyHandoutRepository } from 'src/model/repositories/key-handout.repository';
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import { KeyHandout } from 'src/model/entitites';
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import { ConfigService } from '@nestjs/config';
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@Injectable()
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export class KeyHandoverPdfService {
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constructor(private readonly minioService: MinioService, private handoverRepo: KeyHandoutRepository, private configService: ConfigService) {}
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async generatePdf(dto: KeyHandoverDto): Promise<Buffer> {
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const browser = await puppeteer.launch({
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headless: true,
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args: ['--no-sandbox', '--disable-setuid-sandbox'],
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});
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try {
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const page = await browser.newPage();
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const html = this.buildHtml(dto);
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await page.setContent(html, {
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waitUntil: 'networkidle0',
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});
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const pdf = await page.pdf({
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format: 'A4',
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printBackground: true,
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margin: {
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top: '20mm',
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right: '15mm',
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bottom: '20mm',
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left: '15mm',
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},
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displayHeaderFooter: true,
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headerTemplate: `<div></div>`,
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footerTemplate: `
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<div style="
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width: 100%;
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font-size: 10px;
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padding: 0 20px;
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color: #666;
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display: flex;
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justify-content: space-between;
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">
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<span>Übergabeprotokoll</span>
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<span>${new Date().toLocaleString()}</span>
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</div>
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`,
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});
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const buffer = Buffer.from(pdf);
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const bucket = this.configService.get('MINIOBUCKET');
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const key = `handover-forms/${Date.now()}-schluesseluebergabe.pdf`;
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await this.minioService.uploadPdf(bucket, key, buffer);
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await this.saveKeyToHandover(dto.handoverId, key)
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return buffer;
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} finally {
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await browser.close();
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}
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}
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private async saveKeyToHandover(handoverId: string, fileKey: string) {
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const handover: KeyHandout = await this.handoverRepo.findOneBy({ id: handoverId });
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if (!handover) { return; }
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handover.pdfFormKey = fileKey;
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this.handoverRepo.save(handover);
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}
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private buildHtml(dto: KeyHandoverDto): string {
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return `
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<!doctype html>
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<html lang="de">
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<head>
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<meta charset="UTF-8" />
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<title>Übergabeprotokoll</title>
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<style>
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body {
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font-family: Arial, Helvetica, sans-serif;
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font-size: 12px;
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color: #222;
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margin: 0;
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padding: 0;
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}
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h1 {
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text-align: center;
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margin: 0 0 24px 0;
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font-size: 22px;
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}
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.section {
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margin-bottom: 18px;
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}
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.section-title {
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font-weight: bold;
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font-size: 14px;
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margin-bottom: 8px;
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border-bottom: 1px solid #ccc;
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padding-bottom: 4px;
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}
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.row {
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margin-bottom: 6px;
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}
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.label {
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display: inline-block;
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width: 170px;
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font-weight: bold;
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vertical-align: top;
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}
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.value {
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display: inline-block;
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max-width: 360px;
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word-break: break-word;
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}
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.note-box {
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min-height: 60px;
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border: 1px solid #ccc;
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padding: 8px;
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margin-top: 6px;
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white-space: pre-wrap;
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}
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.declaration {
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margin-top: 24px;
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line-height: 1.5;
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}
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.signature-wrapper {
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margin-top: 60px;
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display: flex;
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justify-content: space-between;
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gap: 40px;
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}
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.signature-block {
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width: 45%;
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}
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.signature-line {
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border-top: 1px solid #000;
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margin-top: 50px;
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padding-top: 6px;
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text-align: center;
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}
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</style>
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</head>
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<body>
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<h1>Übergabeprotokoll</h1>
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<div class="section">
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<div class="section-title">Übergabedaten</div>
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<div class="row">
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<span class="label">Datum der Übergabe:</span>
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<span class="value">${this.escapeHtml(new Date(dto.handoverDate).toLocaleDateString())}</span>
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</div>
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<div class="row" style="display: none">
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<span class="label">Ort:</span>
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<span class="value">${this.escapeHtml(dto.place)}</span>
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</div>
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</div>
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<div class="section">
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<div class="section-title">Übergeber</div>
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<div class="row">
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<span class="label">Name:</span>
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<span class="value">${this.escapeHtml(dto.giverName)}</span>
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</div>
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<div class="row">
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<span class="label">Adresse:</span>
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<span class="value">${this.escapeHtml(dto.giverAddress ?? '-')}</span>
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</div>
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</div>
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<div class="section">
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<div class="section-title">Empfänger</div>
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<div class="row">
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<span class="label">Name:</span>
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<span class="value">${this.escapeHtml(dto.receiverName)}</span>
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</div>
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<div class="row">
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<span class="label">Adresse:</span>
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<span class="value">${this.escapeHtml(dto.receiverAddress ?? '-')}</span>
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</div>
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</div>
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<div class="section">
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<div class="section-title">Schlüsselangaben</div>
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<div class="row" style="display: none;">
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<span class="label">Schlüsselart:</span>
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<span class="value">${this.escapeHtml(dto.keyType)}</span>
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</div>
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<div class="row">
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<span class="label">Schlüsselnummer:</span>
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<span class="value">${this.escapeHtml(dto.keyNumber ?? '-')}</span>
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</div>
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<div class="row" style="display: none;">
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<span class="label">Anzahl:</span>
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<span class="value">${dto.quantity}</span>
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</div>
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<div class="row">
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<span class="label">Objekt / Raum:</span>
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<span class="value">${this.escapeHtml(dto.objectDescription ?? '-')}</span>
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</div>
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<div class="row">
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<span class="label">Bemerkungen:</span>
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</div>
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<div class="note-box">${this.escapeHtml(dto.notes ?? '-')}</div>
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</div>
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<div class="declaration">
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Hiermit bestätigt der Empfänger den Erhalt der oben aufgeführten Schlüssel.
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<br />
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Mit ihrer Unterschrift bestätigen beide Parteien die ordnungsgemäße Übergabe.
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</div>
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<div class="signature-wrapper">
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<div class="signature-block">
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<div class="signature-line">Unterschrift Übergeber</div>
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</div>
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<div class="signature-block">
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<div class="signature-line">Unterschrift Empfänger</div>
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</div>
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</div>
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</body>
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</html>
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`;
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}
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private escapeHtml(value: string): string {
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if (!value) { return ""; }
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return value
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, ''');
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}
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}
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