Speedtest-Tracker/resources/js/components/Settings/tabs/GeneralSettings.js

import React, { Component } from 'react';
import ReactDOM from 'react-dom';
import { Modal, Button, Tab } from 'react-bootstrap';
import Axios from 'axios';

export default class GeneralSettings extends Component {
    constructor(props) {
        super(props)

        this.state = {
            data: this.props.data
        }
    }

    inputHandler = (name, val) => {
        var settings = this.state.data;
        var i = 0;
        settings.forEach(ele => {
            if(ele.obj.name == name) {
                ele.obj.value = val;
            }
            settings[i] = ele;
            i++;
        });
        this.setState({
            data: settings
        });
    }

    render() {
        var settings = this.props.generateInputs(this.state.data, this.inputHandler);

        return (
            <Tab.Content>
                {settings}
                <div className="mt-3">
                    <button className="btn btn-primary" onClick={() => { this.props.save(this.state.data, 'General') }}>Save</button>
                </div>
            </Tab.Content>
        );
    }
}

if (document.getElementById('GeneralSettings')) {
    ReactDOM.render(<GeneralSettings />, document.getElementById('GeneralSettings'));
}