Refactor get_defaults

src/Installation/Activation.php

@@ -41,7 +41,15 @@ public function set_first_install_options(): void {
 		\add_option( 'gtmkit_initial_version', GTMKIT_VERSION, '', false );
 		\update_option( 'gtmkit_version', GTMKIT_VERSION, false );
 
-		Options::init()->set( Options::get_defaults( true ), true );
+		$map      = Options::get_defaults();
+		$defaults = [];
+		foreach ( $map as $group => $settings ) {
+			foreach ( $settings as $key => $option ) {
+				$defaults[ $group ][ $key ] = $option['default'];
+			}
+		}
+
+		Options::init()->set( $defaults, true );
 
 		// Add transient to trigger redirect to the Setup Wizard.
 		\set_transient( 'gtmkit_activation_redirect', true, 30 );

src/Options.php

@@ -122,24 +122,12 @@ public function pre_update_option( $new_value, $old_value ): ?array {
 	/**
 	 * The default options.
 	 *
-	 * @param bool $flat Flattens the default settings for first install.
-	 *
 	 * @return array
 	 */
-	public static function get_defaults( bool $flat = false ): array {
+	public static function get_defaults(): array {
 
 		$map = self::$map;
 
-		if ( $flat === true ) {
-			$defaults = [];
-			foreach ( $map as $group => $settings ) {
-				foreach ( $settings as $key => $option ) {
-					$defaults[ $group ][ $key ] = $option['default'];
-				}
-			}
-			return $defaults;
-		}
-
 		return $map;
 	}