[IMP] fiscal_epos_print: Print courtesy receipt

fiscal_epos_print/models/point_of_sale.py

@@ -21,6 +21,10 @@ class PosConfig(models.Model):
     fiscal_printer_serial = fields.Char(string='Fiscal Printer Serial')
 
     fiscal_cashdrawer = fields.Boolean(string='Fiscal Printer Open CashDrawer')
+    epos_print_courtesy_receipt = fields.Boolean(
+        string="Print courtesy receipt",
+        help="Print a courtesy receipt when the order has to be invoiced",
+    )
 
     @api.constrains('printer_ip', 'iface_reprint_done_order')
     def _check_fiscal_epos_reprint(self):

fiscal_epos_print/static/src/js/epson_epos_print.js

@@ -8,6 +8,39 @@ odoo.define("fiscal_epos_print.epson_epos_print", function (require) {
     var _t = core._t;
     var round_pr = utils.round_precision;
 
+    /**
+    * Return true if the fiscal printer will print a fiscal receipt for `order`.
+    */
+    function eposWillPrintReceipt(order) {
+        return order.pos.config.printer_ip && !order.is_to_invoice();
+    };
+    /**
+    * Return true if the fiscal printer will print a courtesy receipt for `order`.
+    */
+    function eposWillPrintCourtesyReceipt(order) {
+        return order.pos.config.printer_ip && order.is_to_invoice() && order.pos.config.epos_print_courtesy_receipt;
+    };
+    /**
+    * Return true if the fiscal printer will print a receipt for `order`.
+    */
+    function eposWillPrint(order) {
+        return eposWillPrintReceipt(order) || eposWillPrintCourtesyReceipt(order);
+    };
+    /**
+    * Send `receipt` to the fiscal `printer`,
+    * this might print a receipt (fiscal or not) for `receipt`.
+    */
+    function eposPrint(printer, receipt) {
+        var order = printer.order;
+        var result;
+        if (eposWillPrintReceipt(order)) {
+            result = printer.printFiscalReceipt(receipt);
+        } else if (eposWillPrintCourtesyReceipt(order)) {
+            result = printer.printNonFiscalReceipt(receipt);
+        }
+        return result
+    }
+
     function addPadding(str, padding=4) {
         var pad = new Array(padding).fill(0).join('') + str;
         return pad.substr(pad.length - padding, padding);
@@ -436,6 +469,41 @@ odoo.define("fiscal_epos_print.epson_epos_print", function (require) {
             console.log(xml);
         },
 
+        prepareXMLNonFiscalReceipt: function(receipt) {
+            var xml = document.implementation.createDocument(null, "printerNonFiscal");
+
+            var beginNonFiscal = xml.createElement("beginNonFiscal");
+            beginNonFiscal.setAttribute("operator", receipt.operator || "1");
+            xml.documentElement.appendChild(beginNonFiscal);
+
+            var printNormal = xml.createElement("printNormal");
+            printNormal.setAttribute("data", _t("Courtesy receipt"));
+            printNormal.setAttribute("font", "3");
+            printNormal.setAttribute("operator", receipt.operator || "1");
+            xml.documentElement.appendChild(printNormal);
+
+            for (let line of receipt.orderlines) {
+                printNormal = xml.createElement("printNormal");
+                printNormal.setAttribute("data", line.product_name);
+                printNormal.setAttribute("font", "1");
+                printNormal.setAttribute("operator", receipt.operator || "1");
+                xml.documentElement.appendChild(printNormal);
+            }
+
+            var endNonFiscal = xml.createElement("endNonFiscal");
+            endNonFiscal.setAttribute("operator", receipt.operator || "1");
+            xml.documentElement.appendChild(endNonFiscal);
+
+            return xml;
+        },
+
+        printNonFiscalReceipt: function(receipt) {
+            var xml = this.prepareXMLNonFiscalReceipt(receipt);
+            var xmlString = new XMLSerializer().serializeToString(xml);
+            this.fiscalPrinter.send(this.url, xmlString);
+            console.log(xmlString);
+        },
+
         printFiscalReport: function() {
             var xml = '<printerFiscalReport>';
             xml += '<printZReport operator="" />';
@@ -474,7 +542,11 @@ odoo.define("fiscal_epos_print.epson_epos_print", function (require) {
     });
 
     return {
-        eposDriver: eposDriver
+        eposDriver: eposDriver,
+        eposWillPrintReceipt: eposWillPrintReceipt,
+        eposWillPrintCourtesyReceipt: eposWillPrintCourtesyReceipt,
+        eposWillPrint: eposWillPrint,
+        eposPrint: eposPrint,
     }
 
 });

fiscal_epos_print/static/src/js/pos_order_mgmt.js

@@ -31,10 +31,10 @@ odoo.define("fiscal_epos_print.pos_order_mgmt", function (require) {
         // copiato da screens.PaymentScreenWidget
         sendToFP90Printer: function(receipt, printer_options) {
             var fp90 = new eposDriver(printer_options, this);
-            fp90.printFiscalReceipt(receipt);
+            return epson_epos_print.eposPrint(fp90, receipt);
         },
         action_print: function (order_data, order) {
-            if (this.pos.config.printer_ip) {
+            if (epson_epos_print.eposWillPrint(currentOrder)) {
                 if (order_data.fiscal_receipt_number) {
                     this.pos.gui.show_popup('error', {
                         'title': _t('Order already printed'),

fiscal_epos_print/static/src/js/screens.js

@@ -26,7 +26,7 @@ odoo.define("fiscal_epos_print.screens", function (require) {
 
         sendToFP90Printer: function(receipt, printer_options) {
             var fp90 = new eposDriver(printer_options, this);
-            fp90.printFiscalReceipt(receipt);
+            return epson_epos_print.eposPrint(printer_options["order"], receipt);
         },
 
         render_receipt: function() {
@@ -59,15 +59,15 @@ odoo.define("fiscal_epos_print.screens", function (require) {
         },
         sendToFP90Printer: function(receipt, printer_options) {
             var fp90 = new eposDriver(printer_options, this);
-            fp90.printFiscalReceipt(receipt);
+            return epson_epos_print.eposPrint(fp90, receipt);
         },
         finalize_validation: function() {
             // we need to get currentOrder before calling the _super()
             // otherwise we will likely get a empty order when we want to skip
             // the receipt preview
             var currentOrder = this.pos.get('selectedOrder');
             this._super.apply(this, arguments);
-            if (this.pos.config.printer_ip && !currentOrder.is_to_invoice()) {
+            if (epson_epos_print.eposWillPrint(currentOrder)) {
                 this.chrome.loading_show();
                 this.chrome.loading_message(_t('Connecting to the fiscal printer'));
                 var printer_options = currentOrder.getPrinterOptions();

fiscal_epos_print/views/point_of_sale.xml

@@ -42,6 +42,16 @@
                             <div class="o_setting_right_pane">
                                 <label for="fiscal_cashdrawer"/>
                             </div>
+                            <br/>
+                            <div class="o_setting_left_pane">
+                                <field name="epos_print_courtesy_receipt"/>
+                            </div>
+                            <div class="o_setting_right_pane">
+                                <label for="epos_print_courtesy_receipt"/>
+                                <div class="text-muted">
+                                    Print a courtesy receipt when the order has to be invoiced
+                                </div>
+                            </div>
                         </div>
                         <div class="col-12 col-lg-6 o_setting_box" id="fiscal_printer_serial">
                             <div class="o_setting_right_pane">