Making credit invoices optional

js/admin.js

@@ -87,6 +87,7 @@ class NineteenEightyWoo {
 			make_invoice_if_kennitala_is_set: Boolean( formData.get( 'make_invoice_if_kennitala_is_set' ) ),
 			make_invoice_if_kennitala_is_missing: Boolean( formData.get( 'make_invoice_if_kennitala_is_missing' ) ),
 			email_invoice: Boolean( formData.get( 'email_invoice' ) ),
+			make_credit_invoice: Boolean( formData.get( 'make_credit_invoice' ) ),
 			fetch_products: true
 		}
 

src/Config.php

@@ -635,4 +635,21 @@ public static function set_delete_inactive_products( bool $value ): bool {
 			(int) $value
 		);
 	}
+
+	/**
+	 * Get wether to make a credit invoice when an order is labelled as refunded
+	 */
+	public static function get_make_credit_invoice(): bool {
+		return (bool) get_option( 'make_credit_invoice', false );
+	}
+
+	/**
+	 * Set wether to make a credit invoice when an order is labelled as refunded
+	 *
+	 * @param bool $value True to enable credit invoices,
+	 *             false to disable it.
+	 */
+	public static function set_make_credit_invoice( bool $value ): bool {
+		return update_option( 'make_credit_invoice', (int) $value );
+	}
 }

src/Hooks/WooOrderStatusChanges.php

@@ -163,6 +163,10 @@ public static function maybe_send_invoice_on_payment(
 	 * @param int $order_id The WooCommerce order ID.
 	 */
 	public static function maybe_send_credit_invoice_on_refund( int $order_id ): void {
+		if ( ! Config::get_make_credit_invoice() ) {
+			return;
+		}
+
 		$wc_order = new WC_Order( $order_id );
 
 		if ( false === empty( ExportInvoice::get_dk_credit_invoice_number( $wc_order ) ) ) {

src/Rest/Settings.php

@@ -217,6 +217,10 @@ public static function rest_api_callback(
 			);
 		}
 
+		if ( true === property_exists( $rest_json, 'email_credit_invoice' ) ) {
+			Config::set_make_credit_invoice( $rest_json->make_credit_invoice );
+		}
+
 		if ( true === property_exists( $rest_json, 'make_invoice_if_kennitala_is_set' ) ) {
 			Config::set_make_invoice_if_kennitala_is_set(
 				$rest_json->make_invoice_if_kennitala_is_set

views/admin.php

@@ -412,6 +412,34 @@ class="regular-text api-key-input"
 							</p>
 						</td>
 					</tr>
+					<tr>
+						<th scope="row" class="column-title column-primary">
+						</th>
+						<td>
+							<input
+								id="make_credit_invoice_field"
+								name="make_credit_invoice"
+								type="checkbox"
+								<?php echo esc_attr( Config::get_make_credit_invoice() ? 'checked' : '' ); ?>
+							/>
+							<label for="make_credit_invoice_field">
+								<?php
+								esc_html_e(
+									'Create a credit invoice when an order is labelled as refunded',
+									'1984-dk-woo'
+								);
+								?>
+							</label>
+							<p class="description">
+								<?php
+								esc_html_e(
+									'If enabled, a credit invoice is automatically created when an order is labelled as refunded in WooCommerce.',
+									'1984-dk-woo'
+								);
+								?>
+							</p>
+						</td>
+					</tr>
 				</tbody>
 			</table>
 			<h3><?php esc_html_e( 'Service SKUs', '1984-dk-woo' ); ?></h3>