fix

app.py

@@ -103,16 +103,24 @@ Enter your custom graphic prompt here.
 """
 
 
-js = '''function js(){
-    window.set_cookie = function(key, value){
-        if (!key || !value) {
-            console.error("Cannot set cookie, key or value is undefined or null", key, value);
-            return;
-        }
-        document.cookie = key+'='+value+'; Path=/; SameSite=Strict';
+# Escape default_value for JavaScript
+escaped_default_value = default_value.replace('\n', '\\n').replace('\'', '\\\'')
+js = f'''
+
+function js() {{
+
+    let default_value = '{escaped_default_value}';
+    window.set_cookie = function(key, value) {{
+        if (!key || !value || value.length < 20) {{
+            console.log("Cannot set cookie, key or value is undefined or null", key, value);
+            console.log("default value set to: ", default_value);
+            return [default_value];
+        }}
+        document.cookie = key + '=' + value + '; Path=/; SameSite=Strict';
         return [value];
-    }
-}'''
+    }}
+}}
+'''
 
 
 def get_config(request: Request):
@@ -134,7 +142,7 @@ with gr.Blocks() as iface:
     )
 
     campaign_details_input.change(
-        fn=lambda x: x,
+        fn=None,
         inputs=campaign_details_input,
         outputs=[],
         js="(value) => { console.log('Setting cookie:', value); set_cookie('campaign_details', value); }"