add delete /pattern endpoint (#11890)

src/Patterns/PatternsHelper.php

@@ -94,6 +94,20 @@ public static function get_patterns_ai_data_post() {
 		return $posts[0] ?? null;
 	}
 
+	/**
+	 * Delete the post that has the generated data by the AI for the patterns.
+	 *
+	 * @return \WP_Post|null
+	 */
+	public static function delete_patterns_ai_data_post() {
+		$patterns_ai_data_post = self::get_patterns_ai_data_post();
+
+		if ( isset( $patterns_ai_data_post ) ) {
+			return wp_delete_post( $patterns_ai_data_post->ID, true );
+		}
+	}
+
+
 	/**
 	 * Upsert the patterns AI data.
 	 *

src/StoreApi/Routes/V1/AI/Patterns.php

@@ -3,6 +3,7 @@
 namespace Automattic\WooCommerce\StoreApi\Routes\V1\AI;
 
 use Automattic\WooCommerce\Blocks\AI\Connection;
+use Automattic\WooCommerce\Blocks\Patterns\PatternsHelper;
 use Automattic\WooCommerce\Blocks\Patterns\PatternUpdater;
 use Automattic\WooCommerce\StoreApi\Routes\V1\AbstractRoute;
 
@@ -57,6 +58,11 @@ public function get_args() {
 					],
 				],
 			],
+			[
+				'methods'             => \WP_REST_Server::DELETABLE,
+				'callback'            => [ $this, 'get_response' ],
+				'permission_callback' => [ Middleware::class, 'is_authorized' ],
+			],
 			'schema'      => [ $this->schema, 'get_public_item_schema' ],
 			'allow_batch' => [ 'v1' => true ],
 		];
@@ -91,4 +97,16 @@ protected function get_route_post_response( \WP_REST_Request $request ) {
 			return $this->error_to_response( $e );
 		}
 	}
+
+	/**
+	 * Remove patterns generated by AI.
+	 *
+	 * @param  \WP_REST_Request $request Request object.
+	 *
+	 * @return bool|string|\WP_Error|\WP_REST_Response
+	 */
+	protected function get_route_delete_response( \WP_REST_Request $request ) {
+		PatternsHelper::delete_patterns_ai_data_post();
+		return rest_ensure_response( array( 'removed' => true ) );
+	}
 }