Customer/model/phone.go

package model

import (
	"fmt"
	"github.com/gshopify/service-wrapper/model"
	"github.com/mitchellh/mapstructure"
	"github.com/nyaruka/phonenumbers"
)

type Phone struct {
	number   *phonenumbers.PhoneNumber
	Verified bool `mapstructure:"phone_verified"`

	PhoneNumber string `mapstructure:"phone_number"`
	PhoneRegion string `mapstructure:"phone_region"`
}

func ParsePhoneNumber(m map[string]any) (*Phone, error) {
	var (
		p   = Phone{}
		err error
	)

	if err := mapstructure.Decode(m, &p); err != nil {
		return nil, err
	}

	if p.PhoneNumber == "" || p.PhoneRegion == "" {
		return nil, nil
	}

	region := model.CountryCode(p.PhoneRegion)
	if !region.IsValid() {
		return nil, fmt.Errorf("illegal country code: `%s`", p.PhoneRegion)
	}

	p.number, err = phonenumbers.Parse(p.PhoneNumber, p.PhoneRegion)
	if err != nil {
		return nil, err
	}

	return &p, nil
}

func (p *Phone) String() string {
	return phonenumbers.Format(p.number, phonenumbers.INTERNATIONAL)
}