mont58-theme/wp-content/themes/mont58-coffee/functions.php

<?php

/**
 * Equeue the child theme stylesheet.
 */
function mont58coffee_enqueue_styles()
{
    wp_enqueue_style(
        "child-style",
        get_stylesheet_uri(),
        ["bridge"],
        wp_get_theme()->get("Version")
    );
}
add_action("wp_enqueue_scripts", "mont58coffee_enqueue_styles");

add_filter("get_terms", "ts_get_subcategory_terms", 10, 3);
function ts_get_subcategory_terms($terms, $taxonomies, $args)
{
    $new_terms = [];
    // if it is a product category and on the shop page
    if (in_array("product_cat", $taxonomies) && !is_admin() && is_shop()) {
        foreach ($terms as $key => $term) {
            if (!in_array($term->slug, ["african-coffees"])) {
                //pass the slug name here
                $new_terms[] = $term;
            }
        }
        $terms = $new_terms;
    }
    return $terms;
}

/**
 * Plugin Name: Extend WooCommerce Subscription Intervals
 * Description: Add a "every 10 weeks" billing interval to WooCommerce Subscriptions
 * Author: Brent Shepherd
 * Author URI: http://brent.io
 * Version: 1.0
 * License: GPL v2
 */

function eg_extend_subscription_period_intervals($intervals)
{
    $intervals[10] = sprintf(
        __("every %s", "my-text-domain"),
        WC_Subscriptions::append_numeral_suffix(10)
    );

    return $intervals;
}
add_filter(
    "woocommerce_subscription_period_interval_strings",
    "eg_extend_subscription_period_intervals"
);

/**
 * Snippet Name: Mont58 Coffee Label
 * Description: Display labels for coffee shipping
 * Version: 1.0.0
 * Author: Autonomic Co-op
 * Author URI: https://autonomic.zone/
 * License: GPL2
 */

function process_coffee_items($order, &$order_coffees, &$seen_subscriptions)
{
    // Iterate through all items in the order
    foreach ($order->get_items() as $order_item) {
        // Check if the item is a subscription (based on name containing "subscription")
        if (stripos($order_item->get_name(), "subscription") !== false) {
            // Get the coffee list associated with the subscription item
            $coffee_list = get_field(
                "coffee_list",
                $order_item->get_product_id()
            );

            // TODO log or display this error
            if (!$coffee_list) {
                continue;
            }

            // Get the list of coffees from the coffee list
            $coffees_in_list = get_field("coffees", $coffee_list);
            // Get the quantity of this specific item in the order
            $item_quantity = $order_item->get_quantity();

            // Process each quantity of the subscription item
            for ($x = 0; $x < $item_quantity; $x++) {
                $coffee_list_id = $coffee_list->ID;

                // Check if this coffee list has been seen before in this order
                if (array_key_exists($coffee_list_id, $seen_subscriptions)) {
                    // Increment the count of times this coffee list has been encountered
                    $seen_subscriptions[$coffee_list_id]++;
                    // Calculate the index to select a coffee from the list
                    $index = $seen_subscriptions[$coffee_list_id];
                    $coffee =
                        $coffees_in_list[$index % sizeof($coffees_in_list)];
                } else {
                    // If this coffee list is encountered for the first time in this order
                    $seen_subscriptions[$coffee_list_id] = 0;
                    // Select the last coffee from the list
                    $coffee = array_pop(array_reverse($coffees_in_list));
                }

                // Add the selected coffee with its associated coffee list to the order_coffees array
                array_push($order_coffees, [
                    "coffee_list" => $coffee_list,
                    "coffee" => $coffee,
                ]);
            }
        }
    }
}

// Handle new order creation event
function action_woocommerce_new_order($order_id, $order)
{
    // Initialize arrays to store processed data
    $order_coffees = [];
    $seen_subscriptions = [];

    // Process coffee items in the new order
    process_coffee_items($order, $order_coffees, $seen_subscriptions);

    // Update the custom field "coffees" with the processed coffee data for the order
    update_field("coffees", $order_coffees, $order_id);
}
// Hook the above function to the 'woocommerce_new_order' action
add_action("woocommerce_new_order", "action_woocommerce_new_order", 10, 2);

// Handle renewal order creation event
function action_wcs_renewal_order_created($order, $subscription)
{
    // Retrieve related orders of the subscription excluding the current renewal order
    $last_orders = wcs_get_subscription($subscription)->get_related_orders(
        "ids",
        ["parent", "renewal"]
    );
    unset($last_orders[$order->get_ID()]);

    // If there are previous orders related to the subscription
    if (sizeof($last_orders) > 0) {
        // Get the ID of the most recent previous order
        $last_order_id = max($last_orders);
        $last_order = wc_get_order($last_order_id);
        // Get the processed coffees from the most recent previous order
        $last_order_coffees = get_field("coffees", $last_order_id);

        // Initialize arrays to store processed data for the current order
        $order_coffees = [];
        $seen_subscriptions = [];

        if ($last_order_coffees !== false) { 
            // Get the latest coffee seen in each coffee list from the previous order
            foreach (array_reverse($last_order_coffees) as $last_order_coffee) {
                if (
                    array_key_exists(
                        $last_order_coffee["coffee_list"]->ID,
                        $seen_subscriptions
                    )
                ) {
                    continue;
                }
                $position_in_list = array_search(
                    $last_order_coffee["coffee"]->ID,
                    $last_order_coffee["coffee_list"]->coffees
                );
                if ($position_in_list === false) {
                    // ignore this, can't find it in list anymore
                    continue;
                }
                $seen_subscriptions[
                    $last_order_coffee["coffee_list"]->ID
                ] = $position_in_list;
            }
        }

        // Process coffee items based on the coffees in the last order
        process_coffee_items($last_order, $order_coffees, $seen_subscriptions);

        // Update the custom field "coffees" with the processed coffee data for the current renewal order
        update_field("coffees", $order_coffees, $order->get_ID());
    }

    return $order;
}
// Hook the above function to the 'wcs_renewal_order_created' action
add_action(
    "wcs_renewal_order_created",
    "action_wcs_renewal_order_created",
    10,
    2
);

// Add a sidepanel on WooCommerce order pages
add_action("add_meta_boxes", "mont58_coffee_label_add_sidepanel");

function mont58_coffee_label_add_sidepanel()
{
    add_meta_box(
        "mont58_coffee_label_sidepanel",
        "Label",
        "mont58_coffee_label_render_sidepanel",
        "shop_order",
        "side",
        "high"
    );
}

function mont58_coffee_label_render_sidepanel($post)
{
    // Render the content of the sidepanel here
    $order_ids = [$post->ID];
    echo '<a href="' .
        add_query_arg("order_ids", $order_ids, "/coffee-label") .
        '" class="button button-primary" target="_blank">View Label</a>';
}

// Load custom template
function load_custom_template($template)
{
    if (is_page("coffee-label")) {
        return plugin_dir_path(__FILE__) . "template-order-label.php";
    }

    return $template;
}

add_filter("template_include", "load_custom_template");

add_filter("bulk_actions-edit-shop_order", function ($bulk_actions) {
    $bulk_actions["generate-label"] = __("Generate label", "txtdomain");
    return $bulk_actions;
});

add_filter(
    "handle_bulk_actions-edit-shop_order",
    function ($redirect_url, $action, $post_ids) {
        if ($action == "generate-label") {
            $redirect_url = add_query_arg(
                "order_ids",
                $post_ids,
                "/coffee-label"
            );
        }
        return $redirect_url;
    },
    10,
    3
);