feat: move VAT ID Check into a separate DocType

README.md

@@ -10,7 +10,9 @@ App to hold regional code for Germany, built on top of ERPNext.
 
 - Validation of EU VAT IDs
 
-   ![Validate EU VAT ID](docs/validate_vat_id.gif)
+    Automatically checks the validity of EU VAT IDs of all your customers every three months, or manually whenever you want.
+
+   ![Validate EU VAT ID](docs/vat_check.png)
 
 ### HR
 

erpnext_germany/api.py

@@ -1,20 +1,21 @@
 import frappe
+from .utils.eu_vat import check_vat, parse_vat_id
 
 
 @frappe.whitelist()
 def validate_vat_id(vat_id: str) -> bool:
 	"""Use the EU VAT checker to validate a VAT ID."""
-	from .utils.eu_vat import is_valid_eu_vat_id
-
-	result = frappe.cache().hget("eu_vat_validation", vat_id, shared=True)
-	if result is not None:
-		return result
+	is_valid = frappe.cache().hget("eu_vat_validation", vat_id, shared=True)
+	if is_valid is not None:
+		return is_valid
 
 	try:
-		result = is_valid_eu_vat_id(vat_id)
-		frappe.cache().hset("eu_vat_validation", vat_id, result, shared=True)
+		country_code, vat_number = parse_vat_id(vat_id)
+		result = check_vat(country_code, vat_number)
+		is_valid = result.valid
+		frappe.cache().hset("eu_vat_validation", vat_id, is_valid, shared=True)
 	except Exception:
 		frappe.response["status_code"] = 501
-		result = None
+		is_valid = None
 
-	return result
+	return is_valid

erpnext_germany/erpnext_germany/doctype/vat_id_check/test_vat_id_check.py

@@ -0,0 +1,9 @@
+# Copyright (c) 2023, ALYF GmbH and Contributors
+# See license.txt
+
+# import frappe
+from frappe.tests.utils import FrappeTestCase
+
+
+class TestVATIDCheck(FrappeTestCase):
+	pass

erpnext_germany/erpnext_germany/doctype/vat_id_check/vat_id_check.js

@@ -0,0 +1,8 @@
+// Copyright (c) 2023, ALYF GmbH and contributors
+// For license information, please see license.txt
+
+frappe.ui.form.on('VAT ID Check', {
+	// refresh: function(frm) {
+
+	// }
+});

erpnext_germany/erpnext_germany/doctype/vat_id_check/vat_id_check.json

@@ -0,0 +1,270 @@
+{
+ "actions": [],
+ "creation": "2023-03-26 18:28:14.770174",
+ "default_view": "List",
+ "doctype": "DocType",
+ "editable_grid": 1,
+ "engine": "InnoDB",
+ "field_order": [
+  "customer",
+  "customer_vat_id",
+  "customer_address",
+  "column_break_hmgxr",
+  "status",
+  "section_break_6ctcl",
+  "trader_name",
+  "trader_street",
+  "trader_postcode",
+  "trader_city",
+  "column_break_cxvts",
+  "trader_name_match",
+  "trader_street_match",
+  "trader_postcode_match",
+  "trader_city_match",
+  "column_break_cjvyk",
+  "actual_trader_name",
+  "actual_trader_address",
+  "section_break_xljfy",
+  "company",
+  "column_break_scjlu",
+  "requester_vat_id",
+  "section_break_dowxn",
+  "is_valid",
+  "request_id"
+ ],
+ "fields": [
+  {
+   "fieldname": "customer",
+   "fieldtype": "Link",
+   "in_standard_filter": 1,
+   "label": "Customer",
+   "options": "Customer",
+   "set_only_once": 1
+  },
+  {
+   "fieldname": "column_break_hmgxr",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "request_id",
+   "fieldtype": "Data",
+   "in_list_view": 1,
+   "label": "Request ID",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "default": "0",
+   "fieldname": "is_valid",
+   "fieldtype": "Check",
+   "label": "Is Valid",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "company",
+   "fieldtype": "Link",
+   "label": "Company",
+   "options": "Company",
+   "set_only_once": 1
+  },
+  {
+   "fieldname": "section_break_xljfy",
+   "fieldtype": "Section Break",
+   "label": "Requester"
+  },
+  {
+   "fieldname": "column_break_scjlu",
+   "fieldtype": "Column Break"
+  },
+  {
+   "depends_on": "eval:!doc.__islocal",
+   "fieldname": "section_break_dowxn",
+   "fieldtype": "Section Break",
+   "label": "Result"
+  },
+  {
+   "fetch_from": "customer.tax_id",
+   "fetch_if_empty": 1,
+   "fieldname": "customer_vat_id",
+   "fieldtype": "Data",
+   "in_list_view": 1,
+   "in_standard_filter": 1,
+   "label": "Customer VAT ID",
+   "reqd": 1,
+   "set_only_once": 1
+  },
+  {
+   "fetch_from": "company.tax_id",
+   "fetch_if_empty": 1,
+   "fieldname": "requester_vat_id",
+   "fieldtype": "Data",
+   "label": "Requester VAT ID",
+   "set_only_once": 1
+  },
+  {
+   "default": "Planned",
+   "fieldname": "status",
+   "fieldtype": "Select",
+   "label": "Status",
+   "options": "Planned\nRunning\nCompleted\nService Unavailable\nInvalid Input\nError",
+   "read_only": 1
+  },
+  {
+   "fieldname": "customer_address",
+   "fieldtype": "Link",
+   "label": "Customer Address",
+   "options": "Address",
+   "set_only_once": 1
+  },
+  {
+   "fetch_from": "customer.customer_name",
+   "fetch_if_empty": 1,
+   "fieldname": "trader_name",
+   "fieldtype": "Data",
+   "in_list_view": 1,
+   "label": "Trader Name",
+   "set_only_once": 1
+  },
+  {
+   "fetch_from": "customer_address.address_line1",
+   "fetch_if_empty": 1,
+   "fieldname": "trader_street",
+   "fieldtype": "Data",
+   "label": "Trader Street",
+   "set_only_once": 1
+  },
+  {
+   "fetch_from": "customer_address.pincode",
+   "fetch_if_empty": 1,
+   "fieldname": "trader_postcode",
+   "fieldtype": "Data",
+   "label": "Trader Postcode",
+   "set_only_once": 1
+  },
+  {
+   "fetch_from": "customer_address.city",
+   "fetch_if_empty": 1,
+   "fieldname": "trader_city",
+   "fieldtype": "Data",
+   "label": "Trader City",
+   "set_only_once": 1
+  },
+  {
+   "default": "0",
+   "fieldname": "trader_name_match",
+   "fieldtype": "Check",
+   "label": "Trader Name Match",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "default": "0",
+   "fieldname": "trader_street_match",
+   "fieldtype": "Check",
+   "label": "Trader Street Match",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "default": "0",
+   "fieldname": "trader_postcode_match",
+   "fieldtype": "Check",
+   "label": "Trader Postcode Match",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "default": "0",
+   "fieldname": "trader_city_match",
+   "fieldtype": "Check",
+   "label": "Trader City Match",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "actual_trader_name",
+   "fieldtype": "Data",
+   "label": "Actual Trader Name",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "actual_trader_address",
+   "fieldtype": "Small Text",
+   "label": "Actual Trader Address",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "section_break_6ctcl",
+   "fieldtype": "Section Break"
+  },
+  {
+   "fieldname": "column_break_cxvts",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "column_break_cjvyk",
+   "fieldtype": "Column Break"
+  }
+ ],
+ "links": [],
+ "modified": "2023-07-14 19:27:17.103880",
+ "modified_by": "Administrator",
+ "module": "ERPNext Germany",
+ "name": "VAT ID Check",
+ "owner": "Administrator",
+ "permissions": [
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "System Manager",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Sales Manager",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Sales Master Manager",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Sales User",
+   "write": 1
+  }
+ ],
+ "sort_field": "creation",
+ "sort_order": "DESC",
+ "states": [],
+ "title_field": "customer_vat_id"
+}