119 lines
3.7 KiB
Go
119 lines
3.7 KiB
Go
package validator
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import (
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"errors"
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"strings"
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"apskel-pos-be/internal/constants"
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"apskel-pos-be/internal/contract"
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)
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type VendorValidator interface {
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ValidateCreateVendorRequest(req *contract.CreateVendorRequest) (error, string)
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ValidateUpdateVendorRequest(req *contract.UpdateVendorRequest) (error, string)
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ValidateListVendorsRequest(req *contract.ListVendorsRequest) (error, string)
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}
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type VendorValidatorImpl struct{}
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func NewVendorValidator() *VendorValidatorImpl {
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return &VendorValidatorImpl{}
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}
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func (v *VendorValidatorImpl) ValidateCreateVendorRequest(req *contract.CreateVendorRequest) (error, string) {
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if req == nil {
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return errors.New("request body is required"), constants.MissingFieldErrorCode
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}
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if strings.TrimSpace(req.Name) == "" {
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return errors.New("name is required"), constants.MissingFieldErrorCode
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}
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if len(req.Name) < 1 || len(req.Name) > 255 {
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return errors.New("name must be between 1 and 255 characters"), constants.MalformedFieldErrorCode
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}
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if req.Email != nil && strings.TrimSpace(*req.Email) != "" {
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if !isValidEmail(*req.Email) {
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return errors.New("email format is invalid"), constants.MalformedFieldErrorCode
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}
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}
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if req.PhoneNumber != nil && strings.TrimSpace(*req.PhoneNumber) != "" {
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if !isValidPhone(*req.PhoneNumber) {
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return errors.New("phone_number format is invalid"), constants.MalformedFieldErrorCode
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}
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}
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if req.ContactPerson != nil && len(*req.ContactPerson) > 255 {
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return errors.New("contact_person must be at most 255 characters"), constants.MalformedFieldErrorCode
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}
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if req.TaxNumber != nil && len(*req.TaxNumber) > 50 {
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return errors.New("tax_number must be at most 50 characters"), constants.MalformedFieldErrorCode
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}
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if req.PaymentTerms != nil && len(*req.PaymentTerms) > 100 {
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return errors.New("payment_terms must be at most 100 characters"), constants.MalformedFieldErrorCode
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}
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return nil, ""
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}
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func (v *VendorValidatorImpl) ValidateUpdateVendorRequest(req *contract.UpdateVendorRequest) (error, string) {
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if req == nil {
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return errors.New("request body is required"), constants.MissingFieldErrorCode
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}
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if req.Name != nil {
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if strings.TrimSpace(*req.Name) == "" {
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return errors.New("name cannot be empty"), constants.MalformedFieldErrorCode
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}
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if len(*req.Name) < 1 || len(*req.Name) > 255 {
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return errors.New("name must be between 1 and 255 characters"), constants.MalformedFieldErrorCode
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}
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}
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if req.Email != nil && strings.TrimSpace(*req.Email) != "" {
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if !isValidEmail(*req.Email) {
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return errors.New("email format is invalid"), constants.MalformedFieldErrorCode
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}
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}
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if req.PhoneNumber != nil && strings.TrimSpace(*req.PhoneNumber) != "" {
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if !isValidPhone(*req.PhoneNumber) {
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return errors.New("phone_number format is invalid"), constants.MalformedFieldErrorCode
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}
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}
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if req.ContactPerson != nil && len(*req.ContactPerson) > 255 {
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return errors.New("contact_person must be at most 255 characters"), constants.MalformedFieldErrorCode
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}
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if req.TaxNumber != nil && len(*req.TaxNumber) > 50 {
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return errors.New("tax_number must be at most 50 characters"), constants.MalformedFieldErrorCode
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}
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if req.PaymentTerms != nil && len(*req.PaymentTerms) > 100 {
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return errors.New("payment_terms must be at most 100 characters"), constants.MalformedFieldErrorCode
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}
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return nil, ""
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}
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func (v *VendorValidatorImpl) ValidateListVendorsRequest(req *contract.ListVendorsRequest) (error, string) {
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if req == nil {
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return errors.New("request body is required"), constants.MissingFieldErrorCode
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}
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if req.Page < 1 {
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return errors.New("page must be at least 1"), constants.MalformedFieldErrorCode
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}
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if req.Limit < 1 || req.Limit > 100 {
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return errors.New("limit must be between 1 and 100"), constants.MalformedFieldErrorCode
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}
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return nil, ""
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}
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