forked from alaguraj/odoo-testing-addons
Improve QZ receipt printing format and cutter support
This commit is contained in:
metatroncubeswdev
parent
ec9977dd1f
commit
3e705e36a2
@ -1,6 +1,6 @@
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{
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'name': 'Dine360 QZ Tray Printer',
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'version': '1.0',
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'version': '17.0.1.1',
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'category': 'Point of Sale',
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'summary': 'Integrate Odoo POS with Star/Epson Printers via QZ Tray.',
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'depends': ['point_of_sale'],
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@ -5,3 +5,25 @@ class PosConfig(models.Model):
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use_qz_printer = fields.Boolean("Use QZ Tray Printer", help="Print directly using QZ Tray locally")
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qz_printer_name = fields.Char("QZ Printer Name", help="Name of the printer mapped in QZ Tray")
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qz_paper_width = fields.Selection(
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[('42', '58mm / 42 columns'), ('48', '80mm / 48 columns')],
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string="QZ Receipt Width",
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default='42',
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help="Character width used for ESC/POS receipt formatting."
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)
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qz_print_logo = fields.Boolean(
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"Print Logo",
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default=True,
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help="Print the company logo at the top of the receipt when QZ printing is enabled."
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)
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qz_enable_cutter = fields.Boolean(
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"Enable Cutter",
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default=True,
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help="Send an ESC/POS paper cut command after the receipt is printed."
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)
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qz_cut_mode = fields.Selection(
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[('partial', 'Partial Cut'), ('full', 'Full Cut')],
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string="Cut Mode",
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default='partial',
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help="Paper cut command sent to the printer."
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)
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@ -6,3 +6,7 @@ class ResConfigSettings(models.TransientModel):
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use_qz_printer = fields.Boolean(related='pos_config_id.use_qz_printer', readonly=False)
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qz_printer_name = fields.Char(related='pos_config_id.qz_printer_name', readonly=False)
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qz_paper_width = fields.Selection(related='pos_config_id.qz_paper_width', readonly=False)
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qz_print_logo = fields.Boolean(related='pos_config_id.qz_print_logo', readonly=False)
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qz_enable_cutter = fields.Boolean(related='pos_config_id.qz_enable_cutter', readonly=False)
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qz_cut_mode = fields.Selection(related='pos_config_id.qz_cut_mode', readonly=False)
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@ -2,180 +2,352 @@
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import { patch } from "@web/core/utils/patch";
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import { ReceiptScreen } from "@point_of_sale/app/screens/receipt_screen/receipt_screen";
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import { ErrorPopup } from "@point_of_sale/app/errors/popups/error_popup";
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const RECEIPT_COLUMNS = 42;
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const NEWLINE = "\r\n";
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const ESC = 0x1b;
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const GS = 0x1d;
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const CR = 0x0d;
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const LF = 0x0a;
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const DEFAULT_COLUMNS = 42;
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function normalizeReceiptText(text) {
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return (text || "")
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.replace(/\u00a0/g, " ")
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.replace(/[ \t]+/g, " ")
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.split("\n")
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.map((line) => line.trim())
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.filter(Boolean);
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function columnsFromConfig(config) {
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const value = Number.parseInt(config?.qz_paper_width || DEFAULT_COLUMNS, 10);
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return Number.isFinite(value) ? value : DEFAULT_COLUMNS;
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}
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function wrapLine(line, width = RECEIPT_COLUMNS) {
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if (line.length <= width) {
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return [line];
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function cleanText(value) {
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return String(value ?? "")
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.normalize("NFKD")
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.replace(/[\u0300-\u036f]/g, "")
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.replace(/[“”]/g, '"')
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.replace(/[‘’]/g, "'")
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.replace(/[–—]/g, "-")
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.replace(/\u00a0/g, " ")
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.replace(/[^\x09\x0a\x0d\x20-\x7e]/g, "")
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.replace(/[ \t]+/g, " ")
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.trim();
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}
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function formatMoney(value, currency) {
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const amount = Number(value || 0).toFixed(2);
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const symbol = cleanText(currency?.symbol || "$");
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return currency?.position === "after" ? `${amount} ${symbol}` : `${symbol}${amount}`;
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}
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function center(text, width) {
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const value = cleanText(text);
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const padding = Math.max(0, Math.floor((width - value.length) / 2));
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return `${" ".repeat(padding)}${value}`;
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}
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function leftRight(left, right, width) {
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const lhs = cleanText(left);
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const rhs = cleanText(right);
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const space = Math.max(1, width - lhs.length - rhs.length);
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return `${lhs}${" ".repeat(space)}${rhs}`;
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}
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function wrapText(text, width) {
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const clean = cleanText(text);
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if (clean.length <= width) {
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return [clean];
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}
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const wrapped = [];
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let remaining = line;
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while (remaining.length > width) {
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let breakpoint = remaining.lastIndexOf(" ", width);
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if (breakpoint <= 0) {
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breakpoint = width;
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let rest = clean;
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while (rest.length > width) {
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let splitAt = rest.lastIndexOf(" ", width);
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if (splitAt <= 0) {
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splitAt = width;
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}
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wrapped.push(remaining.slice(0, breakpoint).trimEnd());
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remaining = remaining.slice(breakpoint).trimStart();
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wrapped.push(rest.slice(0, splitAt).trimEnd());
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rest = rest.slice(splitAt).trimStart();
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}
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if (remaining) {
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wrapped.push(remaining);
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if (rest) {
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wrapped.push(rest);
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}
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return wrapped;
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}
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function money(value, currency) {
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const amount = Number(value || 0).toFixed(2);
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return currency?.symbol ? `${currency.symbol}${amount}` : amount;
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function bytesToBase64(bytes) {
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let binary = "";
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const chunkSize = 0x8000;
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for (let i = 0; i < bytes.length; i += chunkSize) {
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binary += String.fromCharCode(...bytes.slice(i, i + chunkSize));
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}
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return btoa(binary);
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}
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function leftRight(left, right, width = RECEIPT_COLUMNS) {
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const cleanLeft = String(left || "");
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const cleanRight = String(right || "");
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const space = Math.max(1, width - cleanLeft.length - cleanRight.length);
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return `${cleanLeft}${" ".repeat(space)}${cleanRight}`;
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}
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function buildReceiptLinesFromOrder(order) {
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const currency = order?.pos?.currency;
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const lines = [];
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const company = order?.pos?.company;
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const client = order?.get_partner?.();
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const table = order?.table;
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const cashier = order?.employee || order?.pos?.get_cashier?.();
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// 1. HEADER (Centered-ish)
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if (company?.name) {
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lines.push(company.name.toUpperCase());
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class EscPosBuilder {
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constructor(columns) {
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this.columns = columns;
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this.bytes = [];
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}
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if (company?.street) lines.push(company.street);
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if (company?.city) lines.push(company.city);
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if (company?.phone) lines.push(`Tel: ${company.phone}`);
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// Custom Odoo Header
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if (order?.pos?.config?.receipt_header) {
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lines.push(order.pos.config.receipt_header);
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}
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lines.push("-".repeat(RECEIPT_COLUMNS));
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// 2. ORDER INFO
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const receiptNumber = order?.name || "";
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if (receiptNumber) lines.push(`Order: ${receiptNumber}`);
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if (table) {
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lines.push(`TABLE: ${table.name}`.padEnd(20) + `GUESTS: ${order.customer_count || 1}`);
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raw(...values) {
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this.bytes.push(...values);
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}
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if (cashier) {
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lines.push(`SERVER: ${cashier.name}`);
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}
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lines.push(`DATE: ${new Date().toLocaleString()}`);
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if (client) {
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lines.push(`CUSTOMER: ${client.name}`);
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}
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lines.push("=".repeat(RECEIPT_COLUMNS));
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lines.push(leftRight("ITEM", "PRICE"));
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lines.push("-".repeat(RECEIPT_COLUMNS));
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// 3. ORDER LINES
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for (const orderline of order?.get_orderlines?.() || []) {
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const product = orderline.get_product?.();
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const name = product?.display_name || product?.name || "";
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const qty = orderline.get_quantity?.() || 0;
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const priceUnit = orderline.get_unit_display_price?.() || 0;
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const total = orderline.get_price_with_tax?.() || 0;
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// "Qty x Name" on left, "Total" on right
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const itemLabel = `${qty} x ${name}`;
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const itemPrice = money(total, currency);
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if (itemLabel.length + itemPrice.length + 1 > RECEIPT_COLUMNS) {
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lines.push(itemLabel);
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lines.push(itemPrice.padStart(RECEIPT_COLUMNS));
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} else {
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lines.push(leftRight(itemLabel, itemPrice));
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}
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// Show unit price if qty > 1
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if (qty > 1) {
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lines.push(` @ ${money(priceUnit, currency)}`);
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text(value) {
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for (const char of cleanText(value)) {
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this.bytes.push(char.charCodeAt(0) & 0xff);
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}
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}
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// 4. TOTALS
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lines.push("=".repeat(RECEIPT_COLUMNS));
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lines.push(leftRight("SUBTOTAL", money(order?.get_total_without_tax?.(), currency)));
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const tax = order?.get_total_tax?.();
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if (tax) {
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lines.push(leftRight("TAX", money(tax, currency)));
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line(value = "") {
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this.text(value);
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this.bytes.push(CR, LF);
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}
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lines.push("-".repeat(RECEIPT_COLUMNS));
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lines.push(leftRight("TOTAL", money(order?.get_total_with_tax?.(), currency)));
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const change = order?.get_change?.();
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if (change) {
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lines.push(leftRight("CHANGE", money(change, currency)));
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lines(values) {
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for (const value of values) {
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this.line(value);
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}
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}
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lines.push("-".repeat(RECEIPT_COLUMNS));
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// Custom Odoo Footer
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if (order?.pos?.config?.receipt_footer) {
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lines.push(order.pos.config.receipt_footer);
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init() {
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this.raw(ESC, 0x40);
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}
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align(value) {
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const modes = { left: 0, center: 1, right: 2 };
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this.raw(ESC, 0x61, modes[value] ?? 0);
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}
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bold(enabled) {
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this.raw(ESC, 0x45, enabled ? 1 : 0);
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}
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size(value) {
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const sizes = { normal: 0x00, doubleHeight: 0x01, doubleWidth: 0x10, double: 0x11 };
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this.raw(GS, 0x21, sizes[value] ?? 0x00);
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}
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feed(lines = 1) {
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this.raw(ESC, 0x64, Math.max(0, Math.min(8, lines)));
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}
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cut(mode = "partial") {
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this.raw(GS, 0x56, mode === "full" ? 0x41 : 0x42, 0x00);
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}
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separator(char = "-") {
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this.line(char.repeat(this.columns));
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}
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lines.push("THANK YOU FOR DINING WITH US!");
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lines.push("PLEASE VISIT AGAIN");
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lines.push(NEWLINE);
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return lines;
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}
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function buildReceiptLines(receiptElement, order) {
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const domLines = normalizeReceiptText(receiptElement?.innerText || "");
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if (domLines.length > 1) {
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return domLines;
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}
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return buildReceiptLinesFromOrder(order);
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}
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function buildEscPosReceipt(receiptElement, order) {
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const ESC = "\x1B";
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const GS = "\x1D";
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let lines = buildReceiptLines(receiptElement, order);
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// Safety mechanism: limit receipt length to prevent runaway printing
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if (lines.length > 150) {
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console.warn("Receipt is suspiciously long, truncating to 150 lines to prevent runaway printing.");
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lines.length = 150;
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lines.push("-".repeat(RECEIPT_COLUMNS));
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lines.push("TRUNCATED FOR SAFETY");
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async function getLogoRasterBytes(pos, columns) {
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if (pos?.config?.qz_print_logo === false || !pos?.company_logo_base64) {
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return [];
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}
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const body = lines.flatMap((line) => wrapLine(line)).join(NEWLINE);
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const image = await new Promise((resolve, reject) => {
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const img = new Image();
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img.onload = () => resolve(img);
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img.onerror = reject;
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img.src = pos.company_logo_base64;
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});
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console.log("Cutter command run: Preparing ESC/POS data with feed and partial cut.");
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const maxWidth = Math.min(columns * 8, 384);
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const maxHeight = 120;
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const ratio = Math.min(maxWidth / image.width, maxHeight / image.height, 1);
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const width = Math.max(8, Math.floor((image.width * ratio) / 8) * 8);
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const height = Math.max(1, Math.floor(image.height * ratio));
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const canvas = document.createElement("canvas");
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canvas.width = width;
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canvas.height = height;
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const ctx = canvas.getContext("2d", { willReadFrequently: true });
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ctx.fillStyle = "#fff";
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ctx.fillRect(0, 0, width, height);
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ctx.drawImage(image, 0, 0, width, height);
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const pixels = ctx.getImageData(0, 0, width, height).data;
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const widthBytes = Math.ceil(width / 8);
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const data = [];
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for (let y = 0; y < height; y++) {
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for (let xb = 0; xb < widthBytes; xb++) {
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let byte = 0;
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for (let bit = 0; bit < 8; bit++) {
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const x = xb * 8 + bit;
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const index = (y * width + x) * 4;
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const alpha = pixels[index + 3];
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const luminance = pixels[index] * 0.299 + pixels[index + 1] * 0.587 + pixels[index + 2] * 0.114;
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if (alpha > 32 && luminance < 170) {
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byte |= 0x80 >> bit;
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}
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}
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data.push(byte);
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}
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}
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return [
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ESC + "@", // Initialize printer
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ESC + "a" + "\x00", // Left align
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body,
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NEWLINE + NEWLINE + NEWLINE + NEWLINE + NEWLINE,
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GS + "V" + "\x42" + "\x00", // Feed paper to cutting position and perform partial cut (standard ESC/POS)
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].join("");
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ESC, 0x61, 0x01,
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GS, 0x76, 0x30, 0x00,
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widthBytes & 0xff, (widthBytes >> 8) & 0xff,
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height & 0xff, (height >> 8) & 0xff,
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...data,
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CR, LF,
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ESC, 0x61, 0x00,
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];
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}
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function addWrappedLine(builder, left, right = "", indent = 0) {
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const width = builder.columns;
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const rightText = cleanText(right);
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const leftWidth = rightText ? width - rightText.length - 1 : width;
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const wrapped = wrapText(left, Math.max(8, leftWidth - indent));
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if (rightText) {
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builder.line(leftRight(`${" ".repeat(indent)}${wrapped[0]}`, rightText, width));
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for (const extra of wrapped.slice(1)) {
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builder.line(`${" ".repeat(indent)}${extra}`);
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}
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} else {
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for (const line of wrapped) {
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builder.line(`${" ".repeat(indent)}${line}`);
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}
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}
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}
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function addOrderLines(builder, order, currency) {
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builder.bold(true);
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builder.line(leftRight("ITEM", "TOTAL", builder.columns));
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builder.bold(false);
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builder.separator("-");
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for (const line of order?.get_orderlines?.() || []) {
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const product = line.get_product?.();
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const name = product?.display_name || product?.name || line.get_full_product_name?.() || "";
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const qty = Number(line.get_quantity?.() || 0);
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const qtyText = Number.isInteger(qty) ? String(qty) : qty.toFixed(2).replace(/\.?0+$/, "");
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const total = formatMoney(line.get_price_with_tax?.() || 0, currency);
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addWrappedLine(builder, `${qtyText} x ${name}`, total);
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const unitPrice = line.get_unit_display_price?.();
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if (qty !== 1 && unitPrice !== undefined) {
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builder.line(` @ ${formatMoney(unitPrice, currency)} each`);
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}
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const note = line.get_customer_note?.();
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if (note) {
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addWrappedLine(builder, `Note: ${note}`, "", 2);
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}
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}
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}
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function addTaxes(builder, receiptData, currency) {
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const taxes = receiptData?.tax_details || [];
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if (!taxes.length) {
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return;
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}
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builder.separator("-");
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builder.bold(true);
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builder.line("TAX SUMMARY");
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builder.bold(false);
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for (const tax of taxes) {
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const label = tax?.tax?.name || (tax?.tax?.amount ? `${tax.tax.amount}%` : "Tax");
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builder.line(leftRight(label, formatMoney(tax.amount || 0, currency), builder.columns));
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}
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}
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function addPaymentLines(builder, receiptData, currency) {
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const paymentLines = receiptData?.paymentlines || [];
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if (!paymentLines.length) {
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return;
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}
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builder.separator("-");
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for (const payment of paymentLines) {
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builder.line(leftRight(payment.name, formatMoney(payment.amount, currency), builder.columns));
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}
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}
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|
||||
async function buildEscPosReceipt(order, pos) {
|
||||
const config = pos?.config || {};
|
||||
const columns = columnsFromConfig(config);
|
||||
const currency = pos?.currency;
|
||||
const company = pos?.company || {};
|
||||
const receiptData = order?.export_for_printing?.() || {};
|
||||
const builder = new EscPosBuilder(columns);
|
||||
|
||||
builder.init();
|
||||
builder.raw(...(await getLogoRasterBytes(pos, columns)));
|
||||
builder.align("center");
|
||||
builder.bold(true);
|
||||
builder.size("doubleHeight");
|
||||
builder.line(company.name || "Chennora");
|
||||
builder.size("normal");
|
||||
builder.bold(false);
|
||||
if (company.street) builder.line(company.street);
|
||||
if (company.city) builder.line(company.city);
|
||||
if (company.phone) builder.line(`Tel: ${company.phone}`);
|
||||
if (company.email) builder.line(company.email);
|
||||
if (company.website) builder.line(company.website);
|
||||
if (config.receipt_header) {
|
||||
builder.line("");
|
||||
builder.lines(wrapText(config.receipt_header, columns).map((line) => center(line, columns)));
|
||||
}
|
||||
|
||||
builder.align("left");
|
||||
builder.separator("=");
|
||||
if (receiptData.name) builder.line(leftRight("Receipt", receiptData.name, columns));
|
||||
if (receiptData.date) builder.line(leftRight("Date", receiptData.date, columns));
|
||||
if (receiptData.cashier || receiptData.headerData?.cashier) {
|
||||
builder.line(leftRight("Served by", receiptData.cashier || receiptData.headerData.cashier, columns));
|
||||
}
|
||||
if (order?.table?.name) {
|
||||
builder.line(leftRight("Table", order.table.name, columns));
|
||||
}
|
||||
if (order?.customer_count) {
|
||||
builder.line(leftRight("Guests", order.customer_count, columns));
|
||||
}
|
||||
if (receiptData.order_source_label) {
|
||||
builder.line(leftRight("Source", receiptData.order_source_label, columns));
|
||||
}
|
||||
if (receiptData.fulfilment_type_label) {
|
||||
builder.line(leftRight("Fulfilment", receiptData.fulfilment_type_label, columns));
|
||||
}
|
||||
|
||||
builder.separator("=");
|
||||
addOrderLines(builder, order, currency);
|
||||
builder.separator("=");
|
||||
builder.line(leftRight("Subtotal", formatMoney(order?.get_total_without_tax?.(), currency), columns));
|
||||
const tax = order?.get_total_tax?.() || 0;
|
||||
if (tax) {
|
||||
builder.line(leftRight("Tax", formatMoney(tax, currency), columns));
|
||||
}
|
||||
if (receiptData.total_discount) {
|
||||
builder.line(leftRight("Discounts", formatMoney(receiptData.total_discount, currency), columns));
|
||||
}
|
||||
builder.bold(true);
|
||||
builder.size("doubleHeight");
|
||||
builder.line(leftRight("TOTAL", formatMoney(order?.get_total_with_tax?.(), currency), columns));
|
||||
builder.size("normal");
|
||||
builder.bold(false);
|
||||
|
||||
addPaymentLines(builder, receiptData, currency);
|
||||
const change = receiptData.change || order?.get_change?.() || 0;
|
||||
if (change > 0) {
|
||||
builder.line(leftRight("Change", formatMoney(change, currency), columns));
|
||||
}
|
||||
addTaxes(builder, receiptData, currency);
|
||||
|
||||
if (config.receipt_footer) {
|
||||
builder.separator("-");
|
||||
builder.align("center");
|
||||
builder.lines(wrapText(config.receipt_footer, columns).map((line) => center(line, columns)));
|
||||
builder.align("left");
|
||||
}
|
||||
|
||||
builder.separator("-");
|
||||
builder.align("center");
|
||||
builder.bold(true);
|
||||
builder.line("THANK YOU");
|
||||
builder.bold(false);
|
||||
builder.line("Please visit again");
|
||||
builder.line("Powered by Dine360");
|
||||
builder.align("left");
|
||||
builder.feed(5);
|
||||
if (config.qz_enable_cutter !== false) {
|
||||
builder.cut(config.qz_cut_mode || "partial");
|
||||
}
|
||||
return bytesToBase64(builder.bytes);
|
||||
}
|
||||
|
||||
patch(ReceiptScreen.prototype, {
|
||||
@ -191,38 +363,32 @@ patch(ReceiptScreen.prototype, {
|
||||
await qz.websocket.connect({ retries: 2, delay: 1 });
|
||||
}
|
||||
|
||||
const printerName = this.pos.config.qz_printer_name;
|
||||
const config = qz.configs.create(printerName, {
|
||||
const config = qz.configs.create(this.pos.config.qz_printer_name, {
|
||||
encoding: "CP437",
|
||||
spool: { end: "\n" },
|
||||
copies: 1,
|
||||
spool: { size: 1 },
|
||||
});
|
||||
|
||||
const receiptElement = document.querySelector(".pos-receipt") || document.querySelector(".pos-receipt-container");
|
||||
if (!receiptElement) {
|
||||
return false;
|
||||
}
|
||||
|
||||
const printData = buildEscPosReceipt(receiptElement, this.currentOrder);
|
||||
|
||||
await qz.print(config, [printData]);
|
||||
const payload = await buildEscPosReceipt(this.currentOrder, this.pos);
|
||||
await qz.print(config, [{
|
||||
type: "raw",
|
||||
format: "command",
|
||||
flavor: "base64",
|
||||
data: payload,
|
||||
}]);
|
||||
|
||||
if (this.currentOrder) {
|
||||
this.currentOrder._printed = true;
|
||||
}
|
||||
|
||||
return true;
|
||||
|
||||
} catch (err) {
|
||||
console.error("QZ Tray Print Error:", err);
|
||||
this.env.services.popup.add("ErrorPopup", {
|
||||
this.env.services.popup.add(ErrorPopup, {
|
||||
title: "QZ Tray Printer Error",
|
||||
body: "Failed to connect to local QZ Tray or printer. Make sure QZ Tray is running.",
|
||||
body: "Failed to print through QZ Tray. Check that QZ Tray is running, the printer name is correct, and the printer supports ESC/POS raw commands.",
|
||||
});
|
||||
return false;
|
||||
}
|
||||
} else {
|
||||
// Fallback to default Odoo print behavior
|
||||
return super.printReceipt(...arguments);
|
||||
}
|
||||
}
|
||||
return super.printReceipt(...arguments);
|
||||
},
|
||||
});
|
||||
|
||||
@ -14,6 +14,22 @@
|
||||
<label string="Printer Name" for="qz_printer_name" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_printer_name"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Receipt Width" for="qz_paper_width" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_paper_width"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Print Logo" for="qz_print_logo" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_print_logo"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Enable Cutter" for="qz_enable_cutter" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_enable_cutter"/>
|
||||
</div>
|
||||
<div class="row mt16" invisible="not qz_enable_cutter">
|
||||
<label string="Cut Mode" for="qz_cut_mode" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_cut_mode"/>
|
||||
</div>
|
||||
</div>
|
||||
</setting>
|
||||
</xpath>
|
||||
@ -33,6 +49,22 @@
|
||||
<label string="Printer Name" for="qz_printer_name" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_printer_name"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Receipt Width" for="qz_paper_width" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_paper_width"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Print Logo" for="qz_print_logo" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_print_logo"/>
|
||||
</div>
|
||||
<div class="row mt16">
|
||||
<label string="Enable Cutter" for="qz_enable_cutter" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_enable_cutter"/>
|
||||
</div>
|
||||
<div class="row mt16" invisible="not qz_enable_cutter">
|
||||
<label string="Cut Mode" for="qz_cut_mode" class="col-lg-3 o_light_label"/>
|
||||
<field name="qz_cut_mode"/>
|
||||
</div>
|
||||
</div>
|
||||
</setting>
|
||||
</setting>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user