134 lines
5.4 KiB
TypeScript
134 lines
5.4 KiB
TypeScript
import express from 'express'
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export const xlsxTemplateRoute = express.Router();
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import {mimeToExtension,templateData} from './report-template'
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import { ExcelTemplate } from 'xlsx-template-next'
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import fs from 'fs'
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import { LibreOfficeFileConverter } from 'libreoffice-file-converter';
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const TEMPLATE_FOLDER_NAME = "templates/xlsx"
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/**
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* docxTemplate Uses docx-template to convert input data and template to output buffer.
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* You have to handle exception throw by function
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* template keep in folder templates
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* @param {String} base base path of caller relate to template-docx foler (no trail slash)
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* @param {templateData} tdata Template Information in JSON format
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* @param {String} outputMediaType output extension
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* @param {Number} tab tab page of spread sheet , default = 1
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* @return {Promise<Uint8Array>} output buffer after apply template.
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*/
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export async function xlsxTemplateX(base: string=".", tdata: templateData, outputMediaType: string="xlsx",tab:number=1): Promise<Uint8Array> {
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try {
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const template = new ExcelTemplate();
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let templateBuff = await fs.promises.readFile(`${base}/${TEMPLATE_FOLDER_NAME}/${tdata.template}.xlsx`)
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await template.load(templateBuff);
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await template.process(tab,tdata.data)
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const buffer = await template.build({ type: 'uint8array' })
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if (outputMediaType === "xlsx")
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return buffer as Uint8Array
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const libreOfficeFileConverter = new LibreOfficeFileConverter({
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childProcessOptions: {
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timeout: 60 * 1000,
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},
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});
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const lbuffer = await libreOfficeFileConverter.convertBuffer(Buffer.from(buffer as Uint8Array), outputMediaType);
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return lbuffer
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} catch (e) {
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throw (e)
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}
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}
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/** javascript-obfuscator:disable
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* @swagger
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* /api/v1/report-template/xlsx:
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* get:
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* summary: แสดงรายการ xlsx template
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* tags: [report-template]
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* responses:
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* 200:
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* description: array of template
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* content:
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* applicatin/json:
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* schema:
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* type: array
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* items:
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* type: string
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* example: ["hello"]
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* 500:
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* description: Server error
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*/
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xlsxTemplateRoute.get("/", async function (req, res) {
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try {
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const fileList = await fs.promises.readdir(`./${TEMPLATE_FOLDER_NAME}`)
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const templateList = fileList.map((f) => f.split('.xlsx')[0])
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res.send(templateList)
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} catch (ex) {
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res.statusCode = 500;
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res.statusMessage = 'Internal Server Error during get xlsx template list';
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res.end(res.statusMessage);
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console.error('Error during get template list: ', ex);
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}
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})
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/** javascript-obfuscator:disable
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* @swagger
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* /api/v1/report-template/xlsx:
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* post:
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* summary: สร้าองเอกสารจาก xlsx template แล้วส่งกลับมาเป็น xlsx pdf odt
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* tags: [report-template]
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* requestBody:
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* required: true
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* content:
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* application/json:
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* schema:
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* $ref: '#/components/schemas/templateData'
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* example:
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* template: hello
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* reportName: xlsx-report
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* data: {"docNo": "๑๒๓๔๕","me": "กระผม","prefix": "นาย","name": "สรวิชญ์","surname": "พลสิทธิ์","position": "Chief Technology Officer","org": {"type": "บริษัท","name": "เฟรปเป้ที","url": "https://frappet.com"},"employees": [{"id":1,"name": "ภาวิชญ์","surname": "พลสิทธิ์","score":80},{"id":2,"name": "วิชญาภา","surname": "พลสิทธิ์","score":50},{"id":3,"name": "ฐิตาภา","surname": "พลสิทธิ์","score":90},{"id":4,"name": "สรวิชญ์ พลสิทธิ์","surname": "พลสิทธิ์","score":99}]}
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* responses:
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* 201:
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* description: เอกสารถูกสร้างขึ้น created.
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* content:
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* application/vnd.openxmlformats-officedocument.wordprocessingml.document:
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* schema:
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* type: string
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* format: binary
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* application/pdf:
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* schema:
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* type: string
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* format: binary
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* application/vnd.oasis.opendocument.text:
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* schema:
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* type: string
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* format: binary
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* 500:
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* description: Server error
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*
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*/
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xlsxTemplateRoute.post("/", async function (req, res) {
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try {
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if (!req.headers['content-type'] || !req.headers['accept'])
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throw new Error("Require header content-type, accept")
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let inputType = mimeToExtension(req.headers['content-type']);
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let outputMediaType = mimeToExtension(req.headers['accept']);
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console.log('content-type: ', inputType);
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console.log('accept: ', outputMediaType);
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let buffer = await xlsxTemplateX(".",req.body,outputMediaType)
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res.statusCode = 201;
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res.setHeader('Content-Type', req.headers['accept']);
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res.setHeader('Content-Disposition', `attachment;filename=${req.body.reportName}.${outputMediaType}`);
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res.setHeader('Content-Length', buffer.length);
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res.end(buffer);
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} catch (ex) {
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res.statusCode = 500;
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res.statusMessage = 'Internal Server Error';
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res.end(res.statusMessage);
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console.error('Error during apply template: ', ex);
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}
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})
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