Moved unflatten to site.js, implemented Admin.cshtml view

src/wwwroot/js/site.js

@@ -239,4 +239,30 @@ function validatePassword(password) {
     const strongPasswordRegex =
         /^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[!@#$%^&*()_\-+=\[{\]};:'",<.>/?\\|`~]).{8,}$/;
     return strongPasswordRegex.test(password);
-}
+}
+
+function unflatten(obj) {
+    const result = {};
+    for (const [key, value] of Object.entries(obj)) {
+        const parts = key.split(".");
+        let current = result;
+        for (let i = 0; i < parts.length; i++) {
+            const part = parts[i];
+            if (i === parts.length - 1) {
+                if (typeof value === "string" && /^[\[{]/.test(value.trim())) {
+                    try {
+                        current[part] = JSON.parse(value);
+                    } catch {
+                        current[part] = value;
+                    }
+                } else {
+                    current[part] = value;
+                }
+            } else {
+                current[part] = current[part] || {};
+                current = current[part];
+            }
+        }
+    }
+    return result;
+}