File class-wc-cart-totals.php has 442 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php
/**
 * Cart totals calculation class.
 *
 * Methods are protected and class is final to keep this as an internal API.

Function get_fees_from_cart has a Cognitive Complexity of 28 (exceeds 5 allowed). Consider refactoring.

Open

    protected function get_fees_from_cart() {
        $this->fees = array();
        $this->cart->calculate_fees();

        $fee_running_total = 0;

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WC_Cart_Totals has 29 functions (exceeds 20 allowed). Consider refactoring.

Open

final class WC_Cart_Totals {
    use WC_Item_Totals;

    /**
     * Reference to cart object.

Function calculate_item_subtotals has a Cognitive Complexity of 20 (exceeds 5 allowed). Consider refactoring.

Open

    protected function calculate_item_subtotals() {
        $merged_subtotal_taxes = array(); // Taxes indexed by tax rate ID for storage later.

        $adjust_non_base_location_prices = apply_filters( 'woocommerce_adjust_non_base_location_prices', true );
        $is_customer_vat_exempt          = $this->cart->get_customer()->get_is_vat_exempt();

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Function calculate_discounts has a Cognitive Complexity of 18 (exceeds 5 allowed). Consider refactoring.

Open

    protected function calculate_discounts() {
        $this->get_coupons_from_cart();

        $discounts = new WC_Discounts( $this->cart );

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Method get_fees_from_cart has 41 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function get_fees_from_cart() {
        $this->fees = array();
        $this->cart->calculate_fees();

        $fee_running_total = 0;

Method calculate_discounts has 36 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function calculate_discounts() {
        $this->get_coupons_from_cart();

        $discounts = new WC_Discounts( $this->cart );

Method calculate_item_subtotals has 34 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function calculate_item_subtotals() {
        $merged_subtotal_taxes = array(); // Taxes indexed by tax rate ID for storage later.

        $adjust_non_base_location_prices = apply_filters( 'woocommerce_adjust_non_base_location_prices', true );
        $is_customer_vat_exempt          = $this->cart->get_customer()->get_is_vat_exempt();

Method calculate_item_totals has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function calculate_item_totals() {
        $this->get_items_from_cart();
        $this->calculate_item_subtotals();
        $this->calculate_discounts();

Function get_merged_taxes has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    protected function get_merged_taxes( $in_cents = false, $types = array( 'items', 'fees', 'shipping' ) ) {
        $items = array();
        $taxes = array();

        if ( is_string( $types ) ) {

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Function calculate_item_totals has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    protected function calculate_item_totals() {
        $this->get_items_from_cart();
        $this->calculate_item_subtotals();
        $this->calculate_discounts();

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Function get_tax_class_costs has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    protected function get_tax_class_costs() {
        $item_tax_classes     = wp_list_pluck( $this->items, 'tax_class' );
        $shipping_tax_classes = wp_list_pluck( $this->shipping, 'tax_class' );
        $fee_tax_classes      = wp_list_pluck( $this->fees, 'tax_class' );
        $costs                = array_fill_keys( $item_tax_classes + $shipping_tax_classes + $fee_tax_classes, 0 );

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Function get_coupons_from_cart has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    protected function get_coupons_from_cart() {
        $this->coupons = $this->cart->get_coupons();

        foreach ( $this->coupons as $coupon ) {
            switch ( $coupon->get_discount_type() ) {

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Function combine_item_taxes has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    protected function combine_item_taxes( $item_taxes ) {
        $merged_taxes = array();
        foreach ( $item_taxes as $taxes ) {
            foreach ( $taxes as $tax_id => $tax_amount ) {
                if ( ! isset( $merged_taxes[ $tax_id ] ) ) {

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Function get_item_costs_by_tax_class has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    protected function get_item_costs_by_tax_class() {
        $tax_classes = array(
            'non-taxable' => 0,
        );

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Function sort_coupons_callback has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    protected function sort_coupons_callback( $a, $b ) {
        if ( $a->sort === $b->sort ) {
            if ( $a->get_limit_usage_to_x_items() === $b->get_limit_usage_to_x_items() ) {
                if ( $a->get_amount() === $b->get_amount() ) {
                    return $b->get_id() - $a->get_id();

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