Isuru Bimsara
105 lines
2.4 KiB
JavaScript
105 lines
2.4 KiB
JavaScript
/**
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* Copyright (c) 2026 Niolla
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* All rights reserved.
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*
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* This source code is proprietary and confidential.
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* Unauthorized copying, modification, distribution, or use
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* of this file, via any medium, is strictly prohibited.
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*/
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// app/logic/documents/index.js
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const registry = require("./registry");
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const { generateExcel } = require("./engine/excel.engine");
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const {
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generatePdfFromPreCost,
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generatePdfFromInvoice,
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generatePdfFromDispatchNote,
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generatePdfFromDeliveryNote,
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generatePdfFromPO,
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generatePdfFromCustomDocument,
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generatePdfFromCreditNote,
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} = require("../../utils/pdfGenerator");
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const formatMeta = {
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pdf: {
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ext: "pdf",
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mime: "application/pdf",
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},
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excel: {
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ext: "xlsx",
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mime:
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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},
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};
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const pdfGenerators = {
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precost: generatePdfFromPreCost,
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invoice: generatePdfFromInvoice,
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dispatchnote: generatePdfFromDispatchNote,
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deliverynote: generatePdfFromDeliveryNote,
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po: generatePdfFromPO,
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customdocument: generatePdfFromCustomDocument,
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creditnote: generatePdfFromCreditNote,
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};
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const generateDocument = async (
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document,
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format,
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data
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) => {
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document = document.toLowerCase().replace(/[\s_-]+/g, "");
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format = format.toLowerCase();
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const doc = registry[document];
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if (!doc) {
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const availableTypes = Object.keys(registry).join(", ");
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throw new Error(`Unsupported document type: "${document}". Available types: ${availableTypes}`);
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}
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let fileBuffer;
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if (format === "pdf") {
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// Format the data using the template
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const formattedData = await doc.pdfTemplate(data);
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// Get the correct PDF generator for this document type
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const pdfGenerator = pdfGenerators[document];
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if (pdfGenerator) {
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fileBuffer = await pdfGenerator(formattedData);
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} else {
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throw new Error(`No PDF generator found for document type: ${document}`);
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}
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}
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else if (format === "excel") {
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if (doc.excelBuilder) {
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fileBuffer = await generateExcel(
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doc.excelBuilder,
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data
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);
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} else {
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throw new Error(`Excel generation not supported for document type: ${document}`);
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}
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}
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else {
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throw new Error("Unsupported format");
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}
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const meta = formatMeta[format];
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return {
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fileBuffer,
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fileName: `${document}-${Date.now()}.${meta.ext}`,
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mimeType: meta.mime,
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};
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};
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module.exports = {
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generateDocument,
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}; |