import Metadata from '../metadata.js'
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import matchesEntirely from './matchesEntirely.js'
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const NON_FIXED_LINE_PHONE_TYPES = [
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'MOBILE',
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'PREMIUM_RATE',
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'TOLL_FREE',
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'SHARED_COST',
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'VOIP',
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'PERSONAL_NUMBER',
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'PAGER',
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'UAN',
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'VOICEMAIL'
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]
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// Finds out national phone number type (fixed line, mobile, etc)
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export default function getNumberType(input, options, metadata)
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{
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// If assigning the `{}` default value is moved to the arguments above,
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// code coverage would decrease for some weird reason.
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options = options || {}
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// When `parse()` returns an empty object — `{}` —
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// that means that the phone number is malformed,
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// so it can't possibly be valid.
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if (!input.country && !input.countryCallingCode) {
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return
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}
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metadata = new Metadata(metadata)
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metadata.selectNumberingPlan(input.country, input.countryCallingCode)
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const nationalNumber = options.v2 ? input.nationalNumber : input.phone
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// The following is copy-pasted from the original function:
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// https://github.com/googlei18n/libphonenumber/blob/3ea547d4fbaa2d0b67588904dfa5d3f2557c27ff/javascript/i18n/phonenumbers/phonenumberutil.js#L2835
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// Is this national number even valid for this country
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if (!matchesEntirely(nationalNumber, metadata.nationalNumberPattern())) {
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return
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}
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// Is it fixed line number
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if (isNumberTypeEqualTo(nationalNumber, 'FIXED_LINE', metadata)) {
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// Because duplicate regular expressions are removed
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// to reduce metadata size, if "mobile" pattern is ""
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// then it means it was removed due to being a duplicate of the fixed-line pattern.
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//
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if (metadata.type('MOBILE') && metadata.type('MOBILE').pattern() === '') {
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return 'FIXED_LINE_OR_MOBILE'
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}
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// `MOBILE` type pattern isn't included if it matched `FIXED_LINE` one.
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// For example, for "US" country.
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// Old metadata (< `1.0.18`) had a specific "types" data structure
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// that happened to be `undefined` for `MOBILE` in that case.
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// Newer metadata (>= `1.0.18`) has another data structure that is
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// not `undefined` for `MOBILE` in that case (it's just an empty array).
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// So this `if` is just for backwards compatibility with old metadata.
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if (!metadata.type('MOBILE')) {
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return 'FIXED_LINE_OR_MOBILE'
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}
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// Check if the number happens to qualify as both fixed line and mobile.
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// (no such country in the minimal metadata set)
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/* istanbul ignore if */
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if (isNumberTypeEqualTo(nationalNumber, 'MOBILE', metadata)) {
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return 'FIXED_LINE_OR_MOBILE'
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}
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return 'FIXED_LINE'
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}
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for (const type of NON_FIXED_LINE_PHONE_TYPES) {
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if (isNumberTypeEqualTo(nationalNumber, type, metadata)) {
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return type
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}
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}
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}
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export function isNumberTypeEqualTo(nationalNumber, type, metadata) {
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type = metadata.type(type)
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if (!type || !type.pattern()) {
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return false
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}
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// Check if any possible number lengths are present;
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// if so, we use them to avoid checking
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// the validation pattern if they don't match.
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// If they are absent, this means they match
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// the general description, which we have
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// already checked before a specific number type.
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if (type.possibleLengths() &&
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type.possibleLengths().indexOf(nationalNumber.length) < 0) {
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return false
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}
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return matchesEntirely(nationalNumber, type.pattern())
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}
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