[IMP] print_zpl2 : quick move

printer_zpl2/models/printing_label_zpl2.py

@@ -70,7 +70,8 @@ class PrintingLabelZpl2(models.Model):
     record_id = fields.Integer(string="Record ID", default=1)
     extra = fields.Text(string="Extra", default="{}")
     printer_id = fields.Many2one(comodel_name="printing.printer", string="Printer")
-    labelary_image = fields.Binary(string="Image from Labelary", readonly=True)
+    labelary_image = fields.Binary(string='Image from Labelary',
+                                   compute='_compute_labelary_image')
     labelary_dpmm = fields.Selection(
         selection=[
             ("6dpmm", "6dpmm (152 pdi)"),
@@ -407,16 +408,14 @@ class PrintingLabelZpl2(models.Model):
                 if record:
                     label.print_label(label.printer_id, record, **extra)
 
-    @api.onchange(
-        "record_id",
-        "labelary_dpmm",
-        "labelary_width",
-        "labelary_height",
-        "component_ids",
-        "origin_x",
-        "origin_y",
-    )
-    def _on_change_labelary(self):
+    @api.depends(
+        'record_id', 'labelary_dpmm', 'labelary_width', 'labelary_height',
+        'component_ids', 'origin_x', 'origin_y', 'test_labelary_mode')
+    def _compute_labelary_image(self):
+        for label in self:
+            label.labelary_image = label._generate_labelary_image()
+
+    def _generate_labelary_image(self):
         self.ensure_one()
         if not (
             self.test_labelary_mode
@@ -426,7 +425,7 @@ class PrintingLabelZpl2(models.Model):
             and self.labelary_dpmm
             and self.component_ids
         ):
-            return
+            return False
         record = self._get_record()
         if record:
             # If case there an error (in the data field with the safe_eval
@@ -454,15 +453,12 @@ class PrintingLabelZpl2(models.Model):
                     new_im.paste(im, (1, 1))
                     imgByteArr = io.BytesIO()
                     new_im.save(imgByteArr, format="PNG")
-                    self.labelary_image = base64.b64encode(imgByteArr.getvalue())
+                    return base64.b64encode(imgByteArr.getvalue())
                 else:
-                    return {
-                        "warning": {
-                            "title": _("Error with Labelary API."),
-                            "message": response.status_code,
-                        }
-                    }
+                    _logger.warning(
+                        _(
+                            "Error with Labelary API. %s") % response.status_code)
 
             except Exception as e:
-                self.labelary_image = False
-                return {"warning": {"title": _("Some thing is wrong."), "message": e}}
+                _logger.warning(_("Error with Labelary API. %s") % e)
+        return False