Squashed commit message

frontend/spa/src/utils/yaMetrika.js

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+import {useYaMetrikaStore} from "@/stores/yaMetrikaStore.js";
+
+function getMetrikaId() {
+    // Пробуем найти все элементы <script> с mc.yandex.ru
+    const scripts = Array.from(document.scripts);
+    for (const s of scripts) {
+        if (s.src.includes('mc.yandex.ru/metrika/tag.js')) {
+            const match = s.src.match(/id=(\d+)/);
+            if (match) return match[1];
+        }
+    }
+    return null;
+}
+
+export function injectYaMetrika() {
+    const script = document.createElement('script');
+    script.src = '/index.php?route=extension/tgshop/handle/ya_metrika';
+    // script.async = true;
+    document.head.appendChild(script);
+    console.debug('[ym] Yandex Metrika injected to the page.');
+
+    script.onload = () => {
+        window.YA_METRIKA_ID = getMetrikaId();
+        console.debug('[ym] Detected Yandex.Metrika ID:', window.YA_METRIKA_ID);
+        const yaMetrika = useYaMetrikaStore();
+        yaMetrika.initUserParams();
+        window.dataLayer = window.dataLayer || [];
+        yaMetrika.processQueue();
+    }
+}