Always adding product extension to items, fix preceding validation

CHANGELOG.md

@@ -10,6 +10,14 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 - ae: added UAE regime
 
+### Changed
+
+- `es-tbai-v1`: always add `es-tbai-product` extension to items, indicating default value.
+
+### Fixed
+
+- `es-tbai-v1`: issue with preceding validation.
+
 ## [v0.205.1] - 2024-11-19
 
 ### Added

addons/es/tbai/invoice.go

@@ -76,7 +76,9 @@ func validateInvoice(inv *bill.Invoice) error {
 				inv.Type.In(es.InvoiceCorrectionTypes...),
 				validation.Required,
 			),
-			validation.By(validateInvoicePreceding),
+			validation.Each(
+				validation.By(validateInvoicePreceding),
+			),
 			validation.Skip,
 		),
 		validation.Field(&inv.Lines,

addons/es/tbai/invoices_test.go

@@ -15,6 +15,14 @@ import (
 )
 
 func TestInvoiceNormalization(t *testing.T) {
+	t.Run("nil", func(t *testing.T) {
+		ad := tax.AddonForKey(tbai.V1)
+		var inv *bill.Invoice
+		assert.NotPanics(t, func() {
+			ad.Normalizer(inv)
+		})
+	})
+
 	t.Run("standard invoice, no address", func(t *testing.T) {
 		inv := testInvoiceStandard(t)
 		inv.Tax = nil
@@ -126,6 +134,17 @@ func TestInvoiceValidation(t *testing.T) {
 		inv.Notes = nil
 		assertValidationError(t, inv, "notes: with key 'general' missing")
 	})
+
+	t.Run("correction", func(t *testing.T) {
+		inv := testInvoiceStandard(t)
+		require.NoError(t, inv.Calculate())
+		require.NoError(t, inv.Correct(
+			bill.Credit,
+			bill.WithExtension(tbai.ExtKeyCorrection, "R4"),
+		))
+		assert.Len(t, inv.Preceding, 1)
+		assert.NoError(t, inv.Validate())
+	})
 }
 
 func assertValidationError(t *testing.T, inv *bill.Invoice, expected string) {

addons/es/tbai/org.go

@@ -0,0 +1,19 @@
+package tbai
+
+import (
+	"github.com/invopop/gobl/org"
+	"github.com/invopop/gobl/tax"
+)
+
+func normalizeOrgItem(item *org.Item) {
+	if item == nil {
+		return
+	}
+	if item.Ext == nil {
+		item.Ext = make(tax.Extensions)
+	}
+	if !item.Ext.Has(ExtKeyProduct) {
+		// Assume all items are services by default.
+		item.Ext[ExtKeyProduct] = "services"
+	}
+}

addons/es/tbai/org_test.go

@@ -0,0 +1,26 @@
+package tbai_test
+
+import (
+	"testing"
+
+	"github.com/invopop/gobl/addons/es/tbai"
+	"github.com/invopop/gobl/org"
+	"github.com/invopop/gobl/tax"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestNormalizeOrgItem(t *testing.T) {
+	t.Run("nil", func(t *testing.T) {
+		ad := tax.AddonForKey(tbai.V1)
+		var item *org.Item
+		assert.NotPanics(t, func() {
+			ad.Normalizer(item)
+		})
+	})
+	t.Run("with standard invoice", func(t *testing.T) {
+		inv := testInvoiceStandard(t)
+		require.NoError(t, inv.Calculate())
+		assert.Equal(t, "services", inv.Lines[0].Item.Ext[tbai.ExtKeyProduct].String())
+	})
+}

addons/es/tbai/tbai.go

@@ -5,6 +5,7 @@ import (
 	"github.com/invopop/gobl/bill"
 	"github.com/invopop/gobl/cbc"
 	"github.com/invopop/gobl/i18n"
+	"github.com/invopop/gobl/org"
 	"github.com/invopop/gobl/tax"
 )
 
@@ -44,6 +45,8 @@ func normalize(doc any) {
 	switch obj := doc.(type) {
 	case *bill.Invoice:
 		normalizeInvoice(obj)
+	case *org.Item:
+		normalizeOrgItem(obj)
 	}
 }
 

examples/es/out/credit-note-es-es-tbai.json

@@ -4,7 +4,7 @@
 		"uuid": "8a51fd30-2a27-11ee-be56-0242ac120002",
 		"dig": {
 			"alg": "sha256",
-			"val": "bd55d1603bc9a657f994684631ad5890c1adfe88c00dbb1f9edb40b7c6d215c5"
+			"val": "e4b79d1885c94a3d643b6c234ef7a6251bde4464bd6ee906e47523249c555e06"
 		}
 	},
 	"doc": {
@@ -86,7 +86,10 @@
 				"item": {
 					"name": "Development services",
 					"price": "90.00",
-					"unit": "h"
+					"unit": "h",
+					"ext": {
+						"es-tbai-product": "services"
+					}
 				},
 				"sum": "1800.00",
 				"discounts": [
@@ -110,7 +113,10 @@
 				"quantity": "1",
 				"item": {
 					"name": "Financial service",
-					"price": "10.00"
+					"price": "10.00",
+					"ext": {
+						"es-tbai-product": "services"
+					}
 				},
 				"sum": "10.00",
 				"taxes": [

examples/es/out/invoice-es-nl-tbai-b2c.json

@@ -4,7 +4,7 @@
 		"uuid": "8a51fd30-2a27-11ee-be56-0242ac120002",
 		"dig": {
 			"alg": "sha256",
-			"val": "3c08d66076cd20acf69aff434e5c1c652ca8c2414ebc14a1d944bef3932405e8"
+			"val": "fd03d73a5f1d5622214be36bdd7e2c4ae4640289ea028f214901d8057ad7dc07"
 		}
 	},
 	"doc": {
@@ -62,7 +62,10 @@
 				"item": {
 					"name": "Development services",
 					"price": "90.00",
-					"unit": "h"
+					"unit": "h",
+					"ext": {
+						"es-tbai-product": "services"
+					}
 				},
 				"sum": "1800.00",
 				"discounts": [

examples/es/out/invoice-es-nl-tbai-exempt.json

@@ -4,7 +4,7 @@
 		"uuid": "8a51fd30-2a27-11ee-be56-0242ac120002",
 		"dig": {
 			"alg": "sha256",
-			"val": "54c6eb1d6447f15a65d0f87aa67f3b272041e4e5ad2be14c14d2b7a85e47d9d3"
+			"val": "21f2bb5d933bd6a8cf777b2dfd2ccd9aedbe1e5a5d3d9467e976dbecc2f8a351"
 		}
 	},
 	"doc": {
@@ -60,7 +60,10 @@
 				"item": {
 					"name": "Development services",
 					"price": "90.00",
-					"unit": "h"
+					"unit": "h",
+					"ext": {
+						"es-tbai-product": "services"
+					}
 				},
 				"sum": "1800.00",
 				"discounts": [