fix: parameters copying to processors

index.js

@@ -596,7 +596,7 @@ async function form_processor(req, res){
             }
 
             if(option.parameters){
-                req.parameters = option.parameters;
+                req.parameters = {...req.parameters, ...option.parameters};
             }
 
             return await redirect(next, req);
@@ -620,7 +620,7 @@ async function form_processor(req, res){
         let parameter = {}
         parameter[name] = value;
 
-        req = {parameters: parameter};
+        req.parameters = {...req.parameters, ...parameter};
 
         let next = input?.next;
 
@@ -657,7 +657,7 @@ function format_message(message, parameters){
         result += message.error + "\n";
     }
 
-    if(message.form.options){
+    if(message.form && message.form.options){
         for(const option of message.form.options){
             result += option[0] + " - " + option[1].label + "\n";
         }
@@ -667,5 +667,11 @@ function format_message(message, parameters){
         result += message.footer + "\n";
     }
 
+    if(parameters){
+        for(const key of Object.keys(parameters)){
+            result = result.replace("{{"+key+"}}", parameters[key]);
+        }
+    }
+
     return result;
 }