/**
 * @function stripRteStyle
 * @summary
 *  Returns string with inline style tag stripped out
 * @param {string} stringWithStyleTag
 * @returns {string}
 */
export function stripRteStyle(stringWithStyleTag) {
    const regexExp = /[\s*]style="(.*?)"/g;
    return stringWithStyleTag.replace(regexExp, '');
}

/**
 * @function toTitleCase
 * @summary Returns title cased string version of 'text'
 * @param {string} text
 * @returns {string}
 */
export function toTitleCase(text) {
    const temp = text?.toLowerCase()?.split(' ') ?? [];
    for (let i = 0; i < temp.length; i++) {
        temp[i] = temp[i].charAt(0).toUpperCase() + temp[i].slice(1);
    }
    return temp.join(' ');
}

/**
 * @function toDisplayPhoneNumber
 * @summary If 10 or 11 digits are in phoneNumber, then the expected number including dashes will be returned
 * in either d-ddd-ddd-dddd or ddd-ddd-dddd format. Otherwise, an empty string will be returned.
 * @param {string} phoneNumber
 * @returns {string}
 */
export function toDisplayPhoneNumber(phoneNumber) {
    let result = '';
    if (!phoneNumber) { return result; }
    let remainingDigits = phoneNumber.match(/\d+/g).join('');
    if (remainingDigits.length === 11) {
        result += `${remainingDigits[0]}-`;
        remainingDigits = remainingDigits.substring(1);
    }
    if (remainingDigits.length === 10) {
        result += remainingDigits.replace(/^(\d{3})(\d{3})(\d{4})/, '$1-$2-$3');
    }
    return result;
}