functions.php

<?php

/* to have WP load dynamically the title tag
and it works as long as wp_head(); is in header.php */

function hamlet_theme_support() {
    add_theme_support('title-tag');
    add_theme_support('custom-logo');  // adding option to add and customize logo from WP back end 
    add_theme_support('post-thumbnails'); // adding option to set a featured image to posts
}                                                      

add_action('after_setup_theme', 'hamlet_theme_support');



// to add WP menus

function hamlet_menus(){

    $locations = array(
        'primary' => "Desktop Primary Left Sidebar",
        'footer' => "Footer Menu Items"
    );

    register_nav_menus($locations);
}

add_action('init', 'hamlet_menus');




// to register and enqueue style.css, bootstrap and font awesome 

function hamlet_register_styles(){

    $version = wp_get_theme()->get('Version');

    /* array('hamlet-bootstrap') allows boostrap to load before style.css
    because style.css is dependent on bootstrap */

    // enqueued stylesheet
    wp_enqueue_style('hamlet-style', get_template_directory_uri() . "/style.css"
    , array('hamlet-bootstrap'), $version, 'all');    

     // enqueued bootstrap
    wp_enqueue_style('hamlet-bootstrap',
    "https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
    , array(), '4.4.1', 'all');                     

    //enqueued font awesome
    wp_enqueue_style('hamlet-fontawesome'
    , "https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css"
    , array(), '5.13.0', 'all');
}

add_action('wp_enqueue_scripts', 'hamlet_register_styles');




// to register and enqueue scripts

function hamlet_register_scripts(){

    wp_enqueue_script('hamlet-jquery', "https://code.jquery.com/jquery-3.4.1.slim.min.js"
    , array(), '3.4.1', true);

    wp_enqueue_script('hamlet-popper', "https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js"
    , array(), '1.16.0', true);

    wp_enqueue_script('hamlet-bootstrap', "https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"
    , array(), '4.4.1', true);

    wp_enqueue_script('hamlet-main', get_template_directory_uri() . "/assets/js/main.js"
    , array(), '1.0', true);

}

add_action('wp_enqueue_scripts', 'hamlet_register_scripts');


function hamlet_widget_areas() {

    register_sidebar(
        array(
            'before_title' => '',
            'after_title' => '',
            'before_widget' => '<ul class="social-list list-inline py-3 mx-auto">',
            'after_widget' => '</ul>',
            'name' => 'Sidebar Area',
            'id' => 'sidebar-1',
            'description' => 'Sidebar Widget Area'
        )
        );

        register_sidebar(
            array(
                'before_title' => '',
                'after_title' => '',
                'before_widget' => '<ul class="social-list list-inline py-3 mx-auto">',
                'after_widget' => '</ul>',
                'name' => 'Footer Area',
                'id' => 'footer-1',
                'description' => 'Footer Widget Area'
            )
            );
}
add_action( 'widgets_init', 'hamlet_widget_areas' );

?>