Function do get and update parameter from url

url.js

export const updateParameter = (uri = '/', key, value) => {
    const hasQueries = uri.includes('?');
    const hasHash = uri.includes('#');
    let hash = '';
    if (hasHash) {
        hash = uri.substr(uri.indexOf('#'));
        uri = uri.substr(0, uri.indexOf('#'));
    }

    let queries = '';
    if (hasQueries) {
        queries = uri.split('?');
        queries = queries[1];

        uri = uri.substr(0, uri.indexOf('?'));

        const parsedQueries = queries.split('&');
        const updatedQueries = [];

        let hasCurrentQuery;
        parsedQueries.forEach(parsedQuery => {
            const [ parsedKey, parsedValue ] = parsedQuery.split('=');
            if (parsedKey === key) {
                if (value) {
                    hasCurrentQuery = true;
                    return updatedQueries.push(`${ key }=${ value }`);
                }
                return;
            }
            if (parsedValue) {
                updatedQueries.push(`${ parsedKey }=${ parsedValue }`);
            }
        });
        if (!hasCurrentQuery) {
            if (value) {
                updatedQueries.push(`${ key }=${ value }`);
            }
        }
        if (updatedQueries.length) {
            queries = '?' + updatedQueries.join('&');
        } else {
            queries = '';
        }
    }
    else {
        if (value) {
            queries = `?${ key }=${ value }`;
        }
    }

    return uri + queries + hash
};

export const getParameter = (uri, key) => {
    const [ url, parametersAndHash ] = uri.split('?');
    if (parametersAndHash) {
        const [ parameters ] = parametersAndHash.split('#');
        const parametersObject = {};
        parameters.split('&').forEach(parameter => { 
            const [ currentKey, currentValue ] = parameter.split('=');
            parametersObject[currentKey] = currentValue;
        });
        return parametersObject[key];
    }
    return undefined;
};