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sam-react-prod/src/lib/formatters.ts

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/**
* formatters.ts -
*
* , , ,
*/
/**
*
* - (11): 010-1234-5678
* - (9~10): 02-123-4567 / 02-1234-5678
* - (10~11): 031-123-4567 / 031-1234-5678
*/
export function formatPhoneNumber(value: string): string {
const numbers = value.replace(/\D/g, '');
if (numbers.length === 0) return '';
// 서울 (02로 시작)
if (numbers.startsWith('02')) {
if (numbers.length <= 2) return numbers;
if (numbers.length <= 5) return `${numbers.slice(0, 2)}-${numbers.slice(2)}`;
if (numbers.length <= 9) return `${numbers.slice(0, 2)}-${numbers.slice(2, 5)}-${numbers.slice(5)}`;
return `${numbers.slice(0, 2)}-${numbers.slice(2, 6)}-${numbers.slice(6, 10)}`;
}
// 휴대폰 및 지역번호 (3자리 지역번호)
if (numbers.length <= 3) return numbers;
if (numbers.length <= 7) return `${numbers.slice(0, 3)}-${numbers.slice(3)}`;
if (numbers.length <= 10) return `${numbers.slice(0, 3)}-${numbers.slice(3, 6)}-${numbers.slice(6)}`;
return `${numbers.slice(0, 3)}-${numbers.slice(3, 7)}-${numbers.slice(7, 11)}`;
}
/**
*
*/
export function parsePhoneNumber(formatted: string): string {
return formatted.replace(/\D/g, '');
}
/**
* (000-00-00000)
*/
export function formatBusinessNumber(value: string): string {
const numbers = value.replace(/\D/g, '').slice(0, 10);
if (numbers.length === 0) return '';
if (numbers.length <= 3) return numbers;
if (numbers.length <= 5) return `${numbers.slice(0, 3)}-${numbers.slice(3)}`;
return `${numbers.slice(0, 3)}-${numbers.slice(3, 5)}-${numbers.slice(5)}`;
}
/**
*
*/
export function parseBusinessNumber(formatted: string): string {
return formatted.replace(/\D/g, '').slice(0, 10);
}
/**
* ( )
* @see https://www.law.go.kr/법령/법인세법시행령/(20230101,33262,20221231)/제43조
*/
export function validateBusinessNumber(value: string): boolean {
const numbers = value.replace(/\D/g, '');
if (numbers.length !== 10) return false;
const weights = [1, 3, 7, 1, 3, 7, 1, 3, 5];
let sum = 0;
for (let i = 0; i < 9; i++) {
sum += parseInt(numbers[i]) * weights[i];
}
sum += Math.floor((parseInt(numbers[8]) * 5) / 10);
const checkDigit = (10 - (sum % 10)) % 10;
return checkDigit === parseInt(numbers[9]);
}
/**
* (000000-0000000)
*/
export function formatPersonalNumber(value: string): string {
const numbers = value.replace(/\D/g, '').slice(0, 13);
if (numbers.length === 0) return '';
if (numbers.length <= 6) return numbers;
return `${numbers.slice(0, 6)}-${numbers.slice(6)}`;
}
/**
* (000000-*******)
*/
export function formatPersonalNumberMasked(value: string): string {
const numbers = value.replace(/\D/g, '').slice(0, 13);
if (numbers.length === 0) return '';
if (numbers.length <= 6) return numbers;
return `${numbers.slice(0, 6)}-${'*'.repeat(Math.min(7, numbers.length - 6))}`;
}
/**
*
*/
export function parsePersonalNumber(formatted: string): string {
return formatted.replace(/\D/g, '').slice(0, 13);
}
/**
* (0000-0000-0000-0000)
*/
export function formatCardNumber(value: string): string {
const numbers = value.replace(/\D/g, '').slice(0, 16);
if (numbers.length === 0) return '';
if (numbers.length <= 4) return numbers;
if (numbers.length <= 8) return `${numbers.slice(0, 4)}-${numbers.slice(4)}`;
if (numbers.length <= 12) return `${numbers.slice(0, 4)}-${numbers.slice(4, 8)}-${numbers.slice(8)}`;
return `${numbers.slice(0, 4)}-${numbers.slice(4, 8)}-${numbers.slice(8, 12)}-${numbers.slice(12)}`;
}
/**
*
*/
export function parseCardNumber(formatted: string): string {
return formatted.replace(/\D/g, '').slice(0, 16);
}
/**
* (4 )
* : 1234-5678-9012-34
*/
export function formatAccountNumber(value: string): string {
const numbers = value.replace(/\D/g, '').slice(0, 16);
if (numbers.length === 0) return '';
// 4자리씩 나눠서 하이픈으로 연결
const groups = [];
for (let i = 0; i < numbers.length; i += 4) {
groups.push(numbers.slice(i, i + 4));
}
return groups.join('-');
}
/**
*
*/
export function parseAccountNumber(formatted: string): string {
return formatted.replace(/\D/g, '').slice(0, 16);
}
/**
*
*/
export function formatNumber(value: number | string, options?: {
useComma?: boolean;
decimalPlaces?: number;
suffix?: string;
}): string {
const { useComma = true, decimalPlaces, suffix = '' } = options || {};
const num = typeof value === 'string' ? parseFloat(value) : value;
if (isNaN(num)) return '';
let formatted: string;
if (decimalPlaces !== undefined) {
formatted = num.toFixed(decimalPlaces);
} else {
formatted = String(num);
}
if (useComma) {
const parts = formatted.split('.');
parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ',');
formatted = parts.join('.');
}
return suffix ? `${formatted}${suffix}` : formatted;
}
/**
*
*/
export function parseNumber(formatted: string): number {
const cleaned = formatted.replace(/[^\d.-]/g, '');
const num = parseFloat(cleaned);
return isNaN(num) ? 0 : num;
}
/**
* Leading zero (01 1)
*/
export function removeLeadingZeros(value: string): string {
// 빈 값 또는 '0' 하나만 있는 경우
if (!value || value === '0') return value;
// 소수점이 있는 경우 (0.5 등)
if (value.includes('.')) {
const parts = value.split('.');
parts[0] = parts[0].replace(/^0+/, '') || '0';
return parts.join('.');
}
// 음수인 경우
if (value.startsWith('-')) {
return '-' + (value.slice(1).replace(/^0+/, '') || '0');
}
// 일반 정수
return value.replace(/^0+/, '') || '0';
}
/**
* (, )
*/
export function extractNumbers(value: string, options?: {
allowNegative?: boolean;
allowDecimal?: boolean;
}): string {
const { allowNegative = false, allowDecimal = false } = options || {};
let pattern = '\\d';
if (allowNegative) pattern = '-?' + pattern;
if (allowDecimal) pattern = pattern + '|\\.';
const regex = new RegExp(`[^${allowNegative ? '-' : ''}${allowDecimal ? '.' : ''}\\d]`, 'g');
let result = value.replace(regex, '');
// 중복 마이너스 제거 (첫 번째만 유지)
if (allowNegative && result.includes('-')) {
const isNegative = result.startsWith('-');
result = result.replace(/-/g, '');
if (isNegative) result = '-' + result;
}
// 중복 소수점 제거 (첫 번째만 유지)
if (allowDecimal && result.includes('.')) {
const parts = result.split('.');
result = parts[0] + (parts.length > 1 ? '.' + parts.slice(1).join('') : '');
}
return result;
}