u
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seb
@@ -1,7 +1,17 @@
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import { validateObjects } from 'react-canvas-label-editor';
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import fs from 'fs/promises';
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import path from 'path';
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import { renderLabel, validateObjects } from 'react-canvas-label-editor';
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import * as db from '../../db/labeltemplate.js';
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import * as printerDb from '../../db/printer.js';
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import * as agentprinterDb from '../../db/agentprinter.js';
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import * as printerjobDb from '../../db/printerjob.js';
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import * as articleDb from '../../db/article.js';
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import { renderThumb } from '../../services/labelThumb.js';
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import { pngToZpl } from '../../services/zplService.js';
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import { notifyAgentJob } from '../agent/index.js';
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import { emit } from '../sse.js';
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import { applyZplCopies } from './zpljob.js';
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import { interpolateString } from './article/shared.js';
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// #region Helpers
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@@ -482,6 +492,222 @@ export function register(app, basePath = '') {
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});
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// #endregion
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/**
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* @openapi
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* /labeltemplate/testprint:
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* post:
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* tags: [LabelTemplate]
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* summary: Test print label template
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* description: |
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* Dispatches a test print job for a label template or unsaved canvas objects to a specified ZPL printer.
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* Placeholders in text and barcodes are interpolated using a sample article or the specified article SKU.
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* security:
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* - cookieAuth: []
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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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* type: object
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* properties:
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* printerId:
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* type: integer
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* agentprinterId:
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* type: integer
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* templateId:
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* type: integer
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* objects:
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* type: array
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* width:
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* type: integer
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* height:
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* type: integer
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* dpi:
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* type: integer
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* sku:
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* type: string
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* quantity:
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* type: integer
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* responses:
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* 200:
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* description: Print job created
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* content:
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* application/json:
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* schema:
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* type: object
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* properties:
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* success:
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* type: boolean
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* 400:
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* description: Invalid parameters
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* 404:
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* description: Printer or template not found
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* 500:
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* description: Server error
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*/
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// #region POST /labeltemplate/testprint
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async function handleTestPrint(req, res) {
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const selected = requireSelectedCompany(req);
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if (selected.error) {
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return res.status(400).json({ error: selected.error });
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}
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const companyId = selected.companyId;
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const rawPrinterId = req.body?.printerId ?? req.body?.agentprinterId;
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const parsedPrinterId = parsePositiveInt(rawPrinterId, 'printerId');
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if (parsedPrinterId.error) {
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return res.status(400).json({ error: parsedPrinterId.error });
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}
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try {
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let agentPrinter = null;
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let printer = null;
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if (req.body?.agentprinterId != null) {
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const parsedApId = parsePositiveInt(req.body.agentprinterId, 'agentprinterId');
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if (!parsedApId.error) {
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agentPrinter = await agentprinterDb.getById(req.user.id, parsedApId.id);
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if (agentPrinter && agentPrinter.company_id === companyId) {
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printer = agentPrinter;
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} else {
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agentPrinter = null;
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}
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}
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}
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if (!agentPrinter) {
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printer = await printerDb.getById(req.user.id, parsedPrinterId.id);
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if (!printer || printer.company_id !== companyId) {
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agentPrinter = await agentprinterDb.getById(req.user.id, parsedPrinterId.id);
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if (agentPrinter && agentPrinter.company_id === companyId) {
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printer = agentPrinter;
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} else {
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return res.status(404).json({ error: 'Printer not found' });
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}
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} else if (printer.printeragentId != null) {
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agentPrinter = printer;
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}
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}
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if (printer.type && printer.type.toLowerCase() !== 'zpl') {
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return res.status(400).json({ error: 'Printer is not a ZPL printer' });
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}
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const rawTemplateId = req.params?.id ?? req.body?.templateId;
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let template = null;
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if (rawTemplateId != null) {
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const parsedTmplId = parsePositiveInt(rawTemplateId, 'templateId');
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if (!parsedTmplId.error) {
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template = await db.getById(req.user.id, parsedTmplId.id);
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if (!template || template.company_id !== companyId) {
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return res.status(404).json({ error: 'Label template not found' });
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}
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}
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}
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const rawQuantity = req.body?.quantity ?? 1;
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const quantity = Number(rawQuantity) > 0 ? Number(rawQuantity) : 1;
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let objects = req.body?.objects;
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let width = req.body?.width != null ? Number(req.body.width) : template?.width;
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let height = req.body?.height != null ? Number(req.body.height) : template?.height;
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let content = req.body?.content ?? template?.content;
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// Resolve sample article for placeholder interpolation
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let article = null;
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if (req.body?.sku) {
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try {
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const result = await articleDb.getBySku(req.user.id, req.body.sku);
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article = result?.article;
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} catch {
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// ignore
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}
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}
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if (!article) {
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article = {
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name: req.body?.name || template?.name || 'Musterartikel',
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sku: 'TEST-12345',
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prices: [{ net: 19.99, taxRate: 19 }],
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eans: ['4012345678901'],
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};
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}
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let zplData;
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if (typeof content === 'string' && content.includes('^XA')) {
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let interpolated = interpolateString(content, article);
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if (quantity > 1) {
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interpolated = applyZplCopies(interpolated, quantity);
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}
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zplData = interpolated;
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} else {
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if (!objects && content) {
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objects = Array.isArray(content?.objects)
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? content.objects
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: Array.isArray(content)
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? content
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: [];
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}
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if (!Array.isArray(objects)) {
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objects = [];
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}
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const interpolatedObjects = objects.map((obj) => {
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const cloned = { ...obj };
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if (typeof cloned.text === 'string') {
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cloned.text = interpolateString(cloned.text, article);
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}
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if (typeof cloned.code === 'string') {
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cloned.code = interpolateString(cloned.code, article);
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}
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return cloned;
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});
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const printPayload = await renderLabel({
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width: width || 448,
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height: height || 200,
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objects: interpolatedObjects,
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});
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zplData = await pngToZpl(printPayload, quantity);
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}
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if (agentPrinter) {
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const job = await printerjobDb.create(req.user.id, {
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agentprinterId: agentPrinter.id,
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type: 'zpl',
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data: zplData,
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});
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if (job.printeragentId) {
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notifyAgentJob(job.printeragentId, 'created', job);
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}
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return res.status(200).json({ success: true, printerjob: job });
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}
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// Fallback for legacy network printers with static IP / address
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const spoolKey = printer.address ? `${printer.address}_${printer.type}` : `printer_${printer.id}_${printer.type || 'zpl'}`;
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const printDir = path.join(process.cwd(), 'print_spool', spoolKey);
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await fs.mkdir(printDir, { recursive: true });
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const timestamp = Date.now();
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const filename = `${timestamp}.zpl`;
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const filePath = path.join(printDir, filename);
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await fs.writeFile(filePath, zplData, 'utf8');
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return res.status(200).json({ success: true });
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} catch (error) {
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console.error('Testprint label template failed:', error);
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return res.status(500).json({ error: error.message });
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}
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}
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app.post(`${basePath}/labeltemplate/testprint`, handleTestPrint);
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app.post(`${basePath}/labeltemplate/:id/testprint`, handleTestPrint);
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// #endregion
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}
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/**
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