[ADD] pos_receipt: configure receipt layout

-Now users can configure their receipt format for each POS configuration.
 -Users can choose receipt type
- Receipt Logo: Logo is also customizable in receipts now
- Header and Footer: receipt with personalized header & footer content

Author: rvar-odoo

pos_reciept_customize/__init__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import models
+from . import wizard

pos_reciept_customize/__manifest__.py

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+{
+    "name": "POS Receipt Customization",
+    "summary": "Customizable POS receipt with layouts and HTML header/footer",
+    "depends": ["point_of_sale"],
+    "category": "Point of Sale",
+    "author": "Rohit",
+    "installable": True,
+    "license": "LGPL-3",
+    "data": [
+        "security/ir.model.access.csv",
+        "views/res_config_settings_views.xml",
+        "wizard/reciepts_layout_view.xml",
+    ],
+}

pos_reciept_customize/models/__init__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import pos_config
+from . import res_config_settings

pos_reciept_customize/models/pos_config.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models, fields
+
+
+class PosConfig(models.Model):
+    _inherit = "pos.config"
+
+    receipt_layout = fields.Selection([
+        ("light", "Light"),
+        ("boxes", "Boxes"),
+        ("lined", "Lined")],
+        string="Receipt Layout",
+        default="light",
+    )
+    receipt_logo = fields.Binary(string="Receipt Logo", default=lambda self: self.env.company.logo)
+    receipt_header_html = fields.Html(string="Header", default="", help="Custom HTML header for receipts")
+    receipt_footer_html = fields.Html(string="Footer", default="", help="Custom HTML footer for receipts")

pos_reciept_customize/models/res_config_settings.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+    _inherit = "res.config.settings"
+
+    pos_receipt_layout = fields.Selection(related="pos_config_id.receipt_layout", readonly=False)
+
+    def action_view_receipt_layout(self):
+        return {
+          "type": "ir.actions.act_window",
+          "name": ("Configure your pos receipt"),
+          "res_model": "receipts.layout",
+          "view_mode": "form",
+          "target": "main",
+          "context": {"active_pos_config_id": self.pos_config_id.id, "dialog_size": "extra-large"},
+        }

pos_reciept_customize/security/ir.model.access.csv

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+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+pos_reciept_customize.access_receipts_layout,access_receipts_layout,pos_reciept_customize.model_receipts_layout,base.group_user,1,1,1,0

pos_reciept_customize/views/res_config_settings_views.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="pos_config_form_view_inherit_receipt_layout" model="ir.ui.view">
+        <field name="name">pos.config.form.inherit.receipt.layout</field>
+        <field name="model">res.config.settings</field>
+        <field name="inherit_id" ref="point_of_sale.res_config_settings_view_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//block[@id='pos_bills_and_receipts_section']/setting" position="replace">
+                <setting help="Choose layout of your reciept">
+                    <field name="pos_receipt_layout"/>
+                    <div class="content-group mt16">
+                        <button name="action_view_receipt_layout"
+                            string="Configure Receipts"
+                            type="object"
+                            class="oe_link"
+                            icon="oi-arrow-right"/>
+                    </div>
+                </setting>
+            </xpath>
+        </field>
+    </record>
+</odoo>

pos_reciept_customize/wizard/__init__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import reciepts_layout

pos_reciept_customize/wizard/reciepts_layout.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+
+
+class ReceiptsLayout(models.TransientModel):
+    _name = "receipts.layout"
+    _description = "Custom Reciept Template"
+
+    pos_config_id = fields.Many2one(
+        "pos.config",
+        string="Point of Sale",
+        default=lambda self: self.env["pos.config"].browse(
+            self.env.context.get("active_pos_config_id")
+        ),
+        required=True,
+    )
+    receipt_layout = fields.Selection(related="pos_config_id.receipt_layout", required=True)
+    receipt_logo = fields.Binary(related="pos_config_id.receipt_logo")
+    receipt_header = fields.Html(related="pos_config_id.receipt_header_html")
+    receipt_footer = fields.Html(related="pos_config_id.receipt_footer_html")
+    preview = fields.Html("_compute_receipt_preview")
+
+    def receipt_layout_save(self):
+        return {"type": "ir.actions.act_window_close"}
+
+    @api.depends("receipt_layout", "receipt_header", "receipt_footer", "receipt_logo")
+    def _compute_receipt_preview(self):
+        for wizard in self:
+            if wizard.pos_config_id:
+                wizard.preview = wizard.env["ir.ui.view"]._render_template(
+                    wizard._get_template(),
+                    {
+                        "receipt_header": wizard.receipt_header,
+                        "receipt_footer": wizard.receipt_footer,
+                        "receipt_logo": wizard.receipt_logo,
+                    },
+                )
+            else:
+                wizard.preview = False
+
+    def _get_template(self):
+        is_restaurant = self.pos_config_id.module_pos_restaurant
+        if is_restaurant:
+            base_module = "pos_receipt.report_restaurant_preview"
+        else:
+            base_module = "pos_receipt.report_receipts_wizard_preview"
+
+        layout_templates = {
+            "light": f"{base_module}_light",
+            "boxes": f"{base_module}_boxes",
+            "lined": f"{base_module}_lined",
+        }
+
+        return layout_templates.get(self.receipt_layout, layout_templates["light"])

pos_reciept_customize/wizard/reciepts_layout_view.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data>
+        <record id="view_receipt_layout" model="ir.ui.view">
+            <field name="name">Receipt Layout</field>
+            <field name="model">receipts.layout</field>
+            <field name="arch" type="xml">
+                <form class="o_document_layout">
+                    <group>
+                        <group class="o_document_layout_company">
+                            <field name="pos_config_id" invisible="1"/>
+                            <field name="receipt_layout" widget="selection_badge" options="{'size': 'sm'}"/>
+                            <field name="receipt_logo" string="Logo" widget="image" options="{'size': [0, 50]}"/>
+                            <field name="receipt_header" string="Header" placeholder="e.g. Shop Name, Location" />
+                            <field name="receipt_footer" string="Footer" placeholder="Thanks, visit again ..." />
+                        </group>
+                        <div class="o_preview">
+                            <field name="preview"/>
+                        </div>
+                    </group>
+                    <footer>
+                        <button string="Continue" class="btn-primary" type="object" name="receipt_layout_save"/>
+                        <button special="cancel" string="Discard" />
+                    </footer>
+                </form>
+            </field>
+        </record>
+    </data>
+</odoo>