From ad3bc2343626d3fc000438dabcc7041721937fac Mon Sep 17 00:00:00 2001
From: Taha Paksu <3295+tpaksu@users.noreply.github.com>
Date: Fri, 29 Dec 2023 13:36:23 +0300
Subject: [PATCH 1/2] Add theme name to compatibility service

---
 changelog/add-3943-send-blog-theme-to-sift      | 4 ++++
 includes/class-compatibility-service.php        | 1 +
 tests/unit/test-class-compatibility-service.php | 9 +++++++++
 3 files changed, 14 insertions(+)
 create mode 100644 changelog/add-3943-send-blog-theme-to-sift

diff --git a/changelog/add-3943-send-blog-theme-to-sift b/changelog/add-3943-send-blog-theme-to-sift
new file mode 100644
index 00000000000..7f67989d63f
--- /dev/null
+++ b/changelog/add-3943-send-blog-theme-to-sift
@@ -0,0 +1,4 @@
+Significance: minor
+Type: add
+
+Add the active theme name of the blog to the compatibility service
diff --git a/includes/class-compatibility-service.php b/includes/class-compatibility-service.php
index 444b3383cb1..c2744e8fa28 100644
--- a/includes/class-compatibility-service.php
+++ b/includes/class-compatibility-service.php
@@ -52,6 +52,7 @@ public function update_compatibility_data() {
 				[
 					'woopayments_version' => WCPAY_VERSION_NUMBER,
 					'woocommerce_version' => WC_VERSION,
+					'blog_theme'          => get_stylesheet(),
 				]
 			);
 		} catch ( API_Exception $e ) { // phpcs:ignore Generic.CodeAnalysis.EmptyStatement.DetectedCatch
diff --git a/tests/unit/test-class-compatibility-service.php b/tests/unit/test-class-compatibility-service.php
index 70e86b5d2dc..99a279233c1 100644
--- a/tests/unit/test-class-compatibility-service.php
+++ b/tests/unit/test-class-compatibility-service.php
@@ -43,10 +43,19 @@ public function test_registers_woocommerce_filters_properly() {
 	}
 
 	public function test_update_compatibility_data() {
+		$stylesheet = 'my_theme_name';
+		add_filter(
+			'stylesheet',
+			function( $theme ) use ( $stylesheet ) {
+				return $stylesheet;
+			}
+		);
+
 		// Arrange: Create the expected value to be passed to update_compatibility_data.
 		$expected = [
 			'woopayments_version' => WCPAY_VERSION_NUMBER,
 			'woocommerce_version' => WC_VERSION,
+			'blog_theme'          => $stylesheet,
 		];
 
 		// Arrange/Assert: Set the expectations for update_compatibility_data.

From 66369ce2f89f00c805680e7079d0e354ac1a3ec1 Mon Sep 17 00:00:00 2001
From: Taha Paksu <3295+tpaksu@users.noreply.github.com>
Date: Fri, 5 Jan 2024 13:45:21 +0300
Subject: [PATCH 2/2] Update compatibility data after theme is switched

---
 includes/class-compatibility-service.php        | 1 +
 tests/unit/test-class-compatibility-service.php | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/includes/class-compatibility-service.php b/includes/class-compatibility-service.php
index c2744e8fa28..d258b0f740e 100644
--- a/includes/class-compatibility-service.php
+++ b/includes/class-compatibility-service.php
@@ -39,6 +39,7 @@ public function __construct( WC_Payments_API_Client $payments_api_client ) {
 	 */
 	public function init_hooks() {
 		add_action( 'woocommerce_payments_account_refreshed', [ $this, 'update_compatibility_data' ] );
+		add_action( 'after_switch_theme', [ $this, 'update_compatibility_data' ] );
 	}
 
 	/**
diff --git a/tests/unit/test-class-compatibility-service.php b/tests/unit/test-class-compatibility-service.php
index 99a279233c1..0e5cfa53b0a 100644
--- a/tests/unit/test-class-compatibility-service.php
+++ b/tests/unit/test-class-compatibility-service.php
@@ -40,6 +40,8 @@ public function set_up() {
 	public function test_registers_woocommerce_filters_properly() {
 		$priority = has_filter( 'woocommerce_payments_account_refreshed', [ $this->compatibility_service, 'update_compatibility_data' ] );
 		$this->assertEquals( 10, $priority );
+		$priority = has_action( 'after_switch_theme', [ $this->compatibility_service, 'update_compatibility_data' ] );
+		$this->assertEquals( 10, $priority );
 	}
 
 	public function test_update_compatibility_data() {