add shopify block registration snippet generation api

inc/REST/DataSourceController.php

@@ -5,6 +5,7 @@
 use RemoteDataBlocks\Analytics\TracksAnalytics;
 use RemoteDataBlocks\Editor\BlockManagement\ConfigStore;
 use RemoteDataBlocks\WpdbStorage\DataSourceCrud;
+use RemoteDataBlocks\Snippets\Snippets;
 use WP_REST_Controller;
 use WP_REST_Request;
 use WP_REST_Response;
@@ -47,6 +48,23 @@ public function register_routes(): void {
 			]
 		);
 
+		// get_snippet
+		register_rest_route(
+			$this->namespace,
+			'/' . $this->rest_base . '/snippets/(?P<uuid>[\w-]+)',
+			[
+				'methods' => 'GET',
+				'callback' => [ $this, 'get_snippets' ],
+				'permission_callback' => [ $this, 'get_item_permissions_check' ],
+				'args' => [
+					'uuid' => [
+						'type' => 'string',
+						'required' => true,
+					],
+				],
+			]
+		);
+
 		// create_item
 		register_rest_route(
 			$this->namespace,
@@ -195,6 +213,11 @@ public function get_item( mixed $request ): WP_REST_Response|WP_Error {
 		return rest_ensure_response( $response );
 	}
 
+	public function get_snippets( mixed $request ): WP_REST_Response|WP_Error {
+		$code_snippets = Snippets::get_snippets( $request->get_param( 'uuid' ) );
+		return rest_ensure_response( [ 'snippets' => $code_snippets ] );
+	}
+
 	/**
 	 * Updates a single item.
 	 *

inc/Snippets/Snippets.php

@@ -0,0 +1,43 @@
+<?php declare(strict_types = 1);
+
+namespace RemoteDataBlocks\Snippets;
+
+use WP_Error;
+use RemoteDataBlocks\WpdbStorage\DataSourceCrud;
+
+class Snippets {
+	public static function get_snippets( string $uuid ): array|WP_Error {
+		$data_source_config = DataSourceCrud::get_config_by_uuid( $uuid );
+
+		if ( is_wp_error( $data_source_config ) ) {
+			return $data_source_config;
+		}
+
+		$service = $data_source_config['service'];
+
+
+		switch ( $service ) {
+			case 'shopify':
+				return self::get_shopify_snippets( $data_source_config );
+			default:
+				return new WP_Error( 'invalid_service', __( 'Invalid service', 'remote-data-blocks' ) );
+		}
+	}
+
+	private static function strip_template_comments( string $content ): string {
+		// Match PHPDoc blocks that contain @template tags and any preceding blank lines
+		return preg_replace(
+			'/\n*\/\*\*\s*\n\s*\*\s*@template-.*?\*\/\n*/s',
+			"\n\n",
+			$content
+		);
+	}
+
+	private static function get_shopify_snippets( array $data_source_config ): array {
+		$raw_snippet = file_get_contents( __DIR__ . '/Templates/Shopify.template' );
+		$snippet = strtr( $raw_snippet, [
+			'{{DATA_SOURCE_UUID}}' => $data_source_config['uuid'],
+		] );
+		return [ self::strip_template_comments( $snippet ) ];
+	}
+}

inc/Snippets/Templates/Shopify.template

@@ -0,0 +1,46 @@
+<?php declare(strict_types = 1);
+
+/**
+ * @template-name Shopify Block Registration
+ * @template-version 1.0.0
+ * @template-description Registers a Shopify block for a given data source.
+ * 
+ * Template variables:
+ * - DATA_SOURCE_UUID: The UUID of the data source to register the block for.
+ */
+
+/**
+ * Update to the actual namespace which would used for the block registration.
+ */
+namespace RemoteDataBlocks\Snippets\Shopify;
+
+use RemoteDataBlocks\Integrations\Shopify\ShopifyDataSource;
+use RemoteDataBlocks\Integrations\Shopify\ShopifyIntegration;
+use RemoteDataBlocks\WpdbStorage\DataSourceCrud;
+
+function register_shopify_block(): void {
+    $data_source_config = DataSourceCrud::get_config_by_uuid( '{{DATA_SOURCE_UUID}}' );
+
+    if ( is_wp_error( $data_source_config ) ) {
+        return;
+    }
+
+    $service_config = $data_source_config['service_config'];
+
+	$access_token = $service_config['access_token'];
+	$store_slug = $service_config['store_name'];
+    $display_name = $service_config['display_name'];
+
+	$shopify_data_source = ShopifyDataSource::from_array( [
+		'service_config' => [
+			'__version' => 1,
+			'access_token' => $access_token,
+			'display_name' => $display_name,
+			'store_name' => $store_slug,
+		],
+	] );
+
+	ShopifyIntegration::register_blocks_for_shopify_data_source( $shopify_data_source );
+}
+
+add_action( 'init', __NAMESPACE__ . '\\register_shopify_block' );