更新若干功能

app/Service/wx/WxThemeService.php

@@ -120,6 +120,8 @@ class WxThemeService extends BaseWxService
             'card_schemes' => WxCardSchemeService::mapByCodes($this->collectSchemeCodes($layout)),
             'features' => [
                 'package_enabled' => WxAppService::getInstance()->packageEnabled(),
+                'subscribe_pay_tpl' => $this->subscribeTpl('subscribe_pay_tpl'),
+                'subscribe_ship_tpl' => $this->subscribeTpl('subscribe_ship_tpl'),
             ],
             'fallback' => $fallback,
         ];
@@ -163,4 +165,17 @@ class WxThemeService extends BaseWxService
             ->orderBy('sort', 'asc')
             ->get(['code', 'name', 'style_tag', 'preview']);
     }
+
+    /**
+     * 当前品牌的订阅模板 ID，给小程序 requestSubscribeMessage 用
+     */
+    private function subscribeTpl(string $field): string
+    {
+        try {
+            $app = WxAppService::getInstance()->current();
+            return trim((string) ($app[$field] ?? ''));
+        } catch (\Throwable) {
+            return '';
+        }
+    }
 }