/**
 * SPDX-License-Identifier: Apache-2.0
 *
 * (Incomplete) Fix for Google Forms
 *
 * Copyright © 2021 jahoti <jahoti@tilde.team>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var form = document.forms[0];
for (let div of form.querySelectorAll('div[data-params]')) {
    var data = JSON.parse('[' + div.dataset.params.substring(4));
    var name = 'entry.' + data[0][4][0][0];
    var input = div.querySelector('input');

    if (input.name === name + '_sentinel') { // Radio
	for (input of div.querySelectorAll('.appsMaterialWizToggleRadiogroupElContainer')) {
	    div = document.createElement('input');
	    div.type = 'radio';
	    div.name = name;
	    div.value = input.nextElementSibling.innerText.trim();
	    input.parentNode.replaceChild(div, input);
	}
    } else {
	input.removeAttribute('disabled');
	input.name = name;
    }
}

for (div of document.querySelectorAll('.quantumWizTextinputPaperinputPlaceholder'))
    div.remove();

function goToNext()
{
    var next = document.createElement('input');
    next.type = 'hidden';
    next.name = 'continue';
    next.value = '1';
    form.appendChild(next);
    form.submit();
}

for (div of document.querySelectorAll('.freebirdFormviewerViewNavigationNoSubmitButton')) {
    input = document.createElement('button');

    data = div.innerText.trim();
    input.innerText = data;
    if (data.toLowerCase() === 'next')
	input.onclick = goToNext;
    else if (data.toLowerCase() === 'submit')
	input.type = 'submit';
    div.parentNode.replaceChild(input, div);
}

// TODO: back, instate previous entries