/**
 * Utility helper functions for the Quote & Invoice System
 */

function formatDate(date) {
    const d = new Date(date);
    const month = String(d.getMonth() + 1).padStart(2, '0');
    const day = String(d.getDate()).padStart(2, '0');
    const year = d.getFullYear();
    return `${month}/${day}/${year}`;
}

function formatMoney(val) {
    return parseFloat(val).toLocaleString('en-US', { minimumFractionDigits: 2, maximumFractionDigits: 2 });
}

function parseNumericValue(val) {
    if (val === null || val === undefined) return 0;
    if (typeof val === 'number') return val;
    return parseFloat(String(val).replace(/[^0-9.\-]/g, '')) || 0;
}

function formatAddress(address) {
    if (!address) return '';
    const lines = [];
    if (address.line1) lines.push(address.line1);
    if (address.line2) lines.push(address.line2);
    if (address.line3) lines.push(address.line3);
    if (address.line4) lines.push(address.line4);
    return lines.join('<br>');
}

module.exports = {
    formatDate,
    formatMoney,
    parseNumericValue,
    formatAddress
};