add: validate registraion reason in kpp

Author: sshaplygin

errors.go

@@ -3,18 +3,36 @@ package ru_doc_code
 import "errors"
 
 var (
-	ErrInvalidINNLength    = errors.New("invalid inn length")
-	ErrInvalidBIKLength    = errors.New("invalid bik length")
-	ErrInvalidKPPLength    = errors.New("invalid kpp length")
-	ErrInvalidOGRNLength   = errors.New("invalid ogrn length")
+	// ErrInvalidINNLength
+	ErrInvalidINNLength = errors.New("invalid inn length")
+
+	// ErrInvalidBIKLength
+	ErrInvalidBIKLength = errors.New("invalid bik length")
+
+	// ErrInvalidKPPLength
+	ErrInvalidKPPLength = errors.New("invalid kpp length")
+
+	// ErrInvalidOGRNLength
+	ErrInvalidOGRNLength = errors.New("invalid ogrn length")
+
+	// ErrInvalidOGRNIPLength
 	ErrInvalidOGRNIPLength = errors.New("invalid ogrinp length")
-	ErrInvalidSNILSLength  = errors.New("invalid snils length")
 
+	// ErrInvalidSNILSLength
+	ErrInvalidSNILSLength = errors.New("invalid snils length")
+
+	// ErrInvalidFormattedSNILSLength
 	ErrInvalidFormattedSNILSLength = errors.New("invalid formatted snils length")
 
+	// ErrInvalidRegistrationReasonCode
+	ErrInvalidRegistrationReasonCode = errors.New("invalid registration reason code")
+
+	// ErrInvalidValue
 	ErrInvalidValue = errors.New("invalid code value")
 
+	// ErrInvalidBIKCountryCode
 	ErrInvalidBIKCountryCode = errors.New("invalid bik country code")
 
+	// ErrNotImplemented
 	ErrNotImplemented = errors.New("method does not implemented")
 )

inn/inn.go

@@ -12,6 +12,14 @@ const (
 	lengthPhysical = 12
 )
 
+type INN struct {
+	Code         ru_doc_code.TaxRegionCode
+	SerialNumber ru_doc_code.SerialNumber
+	Hash10       uint
+	Hash11       uint
+	Hash12       uint
+}
+
 // Validate check to valid inn from input string.
 // example: input format is 7707083893
 func Validate(inn string) (bool, error) {

kpp/kpp.go

@@ -1,6 +1,14 @@
 package kpp
 
-import ru_doc_code "github.com/mrfoe7/ru-doc-code"
+import (
+	ru_doc_code "github.com/mrfoe7/ru-doc-code"
+)
+
+type KPP struct {
+	Code         ru_doc_code.TaxRegionCode
+	Reason       ru_doc_code.ReasionRegistration
+	SerialNumber ru_doc_code.SerialNumber
+}
 
 // Validate check to valid KPP format
 // example: input format is 773643301
@@ -14,5 +22,12 @@ func Validate(kpp string) (bool, error) {
 		return false, err
 	}
 
+	// todo: validate tax region/office ru_doc_code.TaxRegionCode(kpp[:4])
+
+	_, ok := ru_doc_code.SupportedRegistrationReasionSet[ru_doc_code.RegistrationReasionCode(kpp[4:6])]
+	if !ok {
+		return false, ru_doc_code.ErrInvalidRegistrationReasonCode
+	}
+
 	return true, nil
 }

kpp/kpp_test.go

@@ -71,4 +71,24 @@ func TestValidate(t *testing.T) {
 			assert.Equal(t, true, errors.Is(test.Error, err), test.Code)
 		}
 	})
+
+	t.Run("invalid refistration reason code", func(t *testing.T) {
+		testCases := []ru_doc_code.TestCodeCase{
+			{
+				Code:    "773643301",
+				Error:   ru_doc_code.ErrInvalidRegistrationReasonCode,
+				IsValid: false,
+			},
+			{
+				Code:    "773642301",
+				Error:   nil,
+				IsValid: true,
+			},
+		}
+		for _, test := range testCases {
+			isValid, err := Validate(test.Code)
+			assert.Equal(t, isValid, test.IsValid, test.Code)
+			assert.Equal(t, true, errors.Is(test.Error, err), test.Code)
+		}
+	})
 }

models.go

@@ -1,7 +1,11 @@
 package ru_doc_code
 
+type SerialNumber string
+
 type TaxRegionCode string
 
+type RegistrationReasionCode string
+
 type TaxOffice struct {
 	RegionCode TaxRegionCode
 	OfficeName string
@@ -13,14 +17,17 @@ type TaxDepartment struct {
 }
 
 type ReasionRegistration struct {
-	Code        ReasionRegistrationCode
+	Code        RegistrationReasionCode
 	Description string
 }
 
-type ReasionRegistrationCode string
-
 var (
-	SupportedTaxDepartamenstSet = map[TaxRegionCode]string{
+	SupportedTaxOfficesSet = map[TaxRegionCode]string{
+		"": "",
+	}
+
+	SupportedTaxDepartmensSet = map[TaxRegionCode]string{
+		"0000": "ФНС России",
 		"0100": "УФНС России по Республике Адыгея",
 		"0200": "УФНС России по Республике Башкортостан",
 		"0400": "Управление ФНС России по Республике Алтай",
@@ -127,7 +134,7 @@ var (
 		"9998": "ФНС России (Р)",
 	}
 
-	SupportedReasionRegistrationSet = map[ReasionRegistrationCode]string{
+	SupportedRegistrationReasionSet = map[RegistrationReasionCode]string{
 		"01": "Постановка на учет в налоговом органе российской организации в качестве налогоплательщика по месту ее нахождения",
 		"02": "Постановка на учет налогоплательщика - российской организации по месту нахождения ее филиала, исполняющего обязанности организации по уплате налогов и сборов",
 		"03": "Постановка на учет налогоплательщика - российской организации по месту нахождения ее филиала, не исполняющего обязанности организации по уплате налогов и сборов",

okato/okato.go

@@ -1,7 +1,9 @@
 package okato
 
+import ru_doc_code "github.com/mrfoe7/ru-doc-code"
+
 // Validate check to valid OKATO format
 // example: input format is 17205000000
 func Validate() (bool, error) {
-	return false, ErrNotImplemented
+	return false, ru_doc_code.ErrNotImplemented
 }

oktmo/oktmo.go

@@ -1,7 +1,9 @@
 package oktmo
 
+import ru_doc_code "github.com/mrfoe7/ru-doc-code"
+
 // Validate check to valid OKTMO format
 // example: input format is 17605101
 func Validate() (bool, error) {
-	return false, ErrNotImplemented
+	return false, ru_doc_code.ErrNotImplemented
 }