@beenotung/tslib
Version:
utils library in Typescript
99 lines (98 loc) • 3.7 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.is_it_mobile_phone_prefix = is_it_mobile_phone_prefix;
exports.is_it_mobile_phone = is_it_mobile_phone;
exports.to_full_it_mobile_phone = to_full_it_mobile_phone;
exports.format_it_mobile_phone = format_it_mobile_phone;
const utils_1 = require("./utils");
/** ******************************
* Italy mobile phone number *
*********************************/
/**
* Mobile numbers start with 3xx (300-399)
* Format: 0AA BBB BBBB (variable length with leading 0 in local format)
* Reference: https://en.wikipedia.org/wiki/Telephone_numbers_in_Italy
*/
function is_it_mobile_phone_prefix(tel) {
tel = tel.replace(/^\+39/, '').trim();
// Check prefix with leading 0 (local format: 0312 3456789)
if (tel.startsWith('0') && tel.length >= 4) {
const firstThree = tel.substring(0, 3);
// Valid mobile prefixes: 03x (300-399)
return firstThree.startsWith('03');
}
// Check prefix without leading 0 (internal format: 312 3456789)
// Should start with 3 (first digit of mobile prefixes)
if (tel.length >= 1) {
return tel[0] === '3';
}
return false;
}
/**
* with/without +39 prefix
*/
function is_it_mobile_phone(tel) {
return to_full_it_mobile_phone(tel) !== '';
}
/**
* very forgiving
*
* @returns +39xxxxxxxxx if valid (variable length after country code, NO leading 0 in internal format)
* empty string if not valid
*
* Format notes:
* - Local format: 0312 3456789 (variable length WITH leading 0) - used in Italy
* - Internal format: +39 312 3456789 (variable length after +39, NO leading 0)
* - Display format: +39 312 3456789 (formatted by format_it_mobile_phone)
*/
function to_full_it_mobile_phone(tel) {
tel = (0, utils_1.to_tel_digits)(tel);
// Local format: variable length with leading 0 (typically 10-11 digits total)
// Example: 0312 3456789
// Result: +39 312 3456789 (no leading 0)
if (tel.startsWith('0') && is_it_mobile_phone_prefix(tel)) {
const withoutZero = tel.substring(1);
if (withoutZero.length >= 9 && withoutZero.length <= 10) {
return '+39' + withoutZero;
}
}
// Country code 39 (without +): variable length with leading 0
// Example: 39 0312 3456789
// Result: +39 312 3456789 (no leading 0)
if (tel.startsWith('39') &&
tel.substring(2).startsWith('0') &&
is_it_mobile_phone_prefix(tel.substring(2))) {
const withoutZero = tel.substring(3);
if (withoutZero.length >= 9 && withoutZero.length <= 10) {
return '+39' + withoutZero;
}
}
// Country code +39: variable length with or without leading 0
// Examples: +39 0312 3456789 (with 0) or +39 312 3456789 (without 0)
// Result: +39 312 3456789 (no leading 0)
if (tel.startsWith('+39')) {
const afterCountryCode = tel.substring(3);
if (afterCountryCode.startsWith('0') &&
is_it_mobile_phone_prefix(afterCountryCode)) {
const withoutZero = afterCountryCode.substring(1);
if (withoutZero.length >= 9 && withoutZero.length <= 10) {
return '+39' + withoutZero;
}
}
else if (is_it_mobile_phone_prefix(afterCountryCode)) {
if (afterCountryCode.length >= 9 && afterCountryCode.length <= 10) {
return tel;
}
}
}
return '';
}
/**
* @returns +39 3xx xxx xxxx if valid
*/
function format_it_mobile_phone(tel) {
tel = to_full_it_mobile_phone(tel);
if (!tel)
return tel;
return (0, utils_1.format_tel_with_pattern)(tel, '+39 3xx xxx xxxx');
}