import { camelCase, kebabCase } from 'lodash';

const tr = require('transliteration');
const slugifyCache: { [key: string]: string } = {};

function _slugify(aValue: string): string {
    // check
    let cached = slugifyCache[aValue];
    if (!cached) {
        cached = slugifyCache[aValue] = tr.slugify(aValue);
    }

    // console.log('slugify', aValue, cached);

    return cached;
}

const transliterateCache: { [key: string]: string } = {};

function _transliterate(aValue: string): string {
    // check
    let cached = transliterateCache[aValue];
    if (!cached) {
        cached = transliterateCache[aValue] = tr.transliterate(aValue);
    }

    // console.log('transliterate', aValue, cached);

    return cached;
}

const camelCaseCache: { [key: string]: string } = {};

function _camelCase(aValue: string): string {
    // check
    let cached = camelCaseCache[aValue];
    if (!cached) {
        cached = camelCaseCache[aValue] = camelCase(_transliterate(aValue));
    }
    // console.log('camelCase', aValue, cached);
    return cached;
}

const kebabCaseCache: { [key: string]: string } = {};

function _kebabCase(aValue: string): string {
    // check
    let cached = kebabCaseCache[aValue];
    if (!cached) {
        cached = kebabCaseCache[aValue] = kebabCase(_transliterate(aValue));
    }
    // console.log('kebabCase', aValue, cached);
    return cached;
}

export {
    _slugify as slugify,
    _transliterate as transliterate,
    _camelCase as camelCase,
    _kebabCase as kebabCase
};