META-INF.resources.js.utils.string.ts Maven / Gradle / Ivy

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/**
 * SPDX-FileCopyrightText: (c) 2000 Liferay, Inc. https://liferay.com
 * SPDX-License-Identifier: LGPL-2.1-or-later OR LicenseRef-Liferay-DXP-EULA-2.0.0-2023-06
 */

import {stringUtils} from '@liferay/object-js-components-web';

/**
 * Transform first letter in lowercase
 */
export function firstLetterLowercase(str: string): string {
	return str.charAt(0).toLowerCase() + str.slice(1);
}

/**
 *
 * Check if the first letter of a string is uppercase
 */

export function checkIfFirstLetterIsUppercase(str: string) {
	return str.charAt(0) === str.charAt(0).toUpperCase();
}

/**
 * Normalize languageId to be used in the
 * frontend with themeDisplay.getDefaultLanguageId()
 */
export function normalizeLanguageId(languageId: string): string {
	return languageId.replace(/_/g, '-');
}

/**
 * Separate CamelCase string
 */
export function separateCamelCase(str: string): string {
	const separatedCamelCaseString = str.replace(/([a-z])([A-Z])/g, '$1 $2');

	return separatedCamelCaseString;
}

/**
 * Verify if string contains any special characters
 */
export function specialCharactersInString(str: string) {
	const replaceString = stringUtils.removeAllSpecialCharacters(str);

	if (replaceString.normalize() === str.normalize()) {
		return false;
	}

	return true;
}

/**
 * Normalize string in camel case pattern.
 */
export function toCamelCase(
	str: string,
	removeSpecialCharacters?: boolean,
	keepFirstLetterCase?: boolean
): string {
	const split = str.split(' ');
	const capitalizeFirstLetters = split.map((str: string, index: number) => {
		if (keepFirstLetterCase && index === 0) {
			return str;
		}

		return stringUtils.firstLetterUppercase(str);
	});
	let text = capitalizeFirstLetters.join('');

	if (removeSpecialCharacters) {
		text = stringUtils.removeAllSpecialCharacters(text);
	}

	return keepFirstLetterCase ? text : firstLetterLowercase(text);
}