feat: jump to next field (#805)

When the fields are not filled, the button will say "Next field". Clicking on the button takes you to
the unfilled field.

apps/web/src/app/(signing)/sign/[token]/form.tsx

@@ -49,6 +49,11 @@ export const SigningForm = ({ document, recipient, fields }: SigningFormProps) =
     return sortFieldsByPosition(fields.filter((field) => !field.inserted));
   }, [fields]);
 
+  const fieldsValidated = () => {
+    setValidateUninsertedFields(true);
+    validateFieldsInserted(fields);
+  };
+
   const onFormSubmit = async () => {
     setValidateUninsertedFields(true);
 
@@ -154,6 +159,7 @@ export const SigningForm = ({ document, recipient, fields }: SigningFormProps) =
                 onSignatureComplete={handleSubmit(onFormSubmit)}
                 document={document}
                 fields={fields}
+                fieldsValidated={fieldsValidated}
               />
             </div>
           </div>

apps/web/src/app/(signing)/sign/[token]/sign-dialog.tsx

@@ -15,6 +15,7 @@ export type SignDialogProps = {
   isSubmitting: boolean;
   document: Document;
   fields: Field[];
+  fieldsValidated: () => void | Promise<void>;
   onSignatureComplete: () => void | Promise<void>;
 };
 
@@ -22,6 +23,7 @@ export const SignDialog = ({
   isSubmitting,
   document,
   fields,
+  fieldsValidated,
   onSignatureComplete,
 }: SignDialogProps) => {
   const [showDialog, setShowDialog] = useState(false);
@@ -29,16 +31,16 @@ export const SignDialog = ({
   const isComplete = fields.every((field) => field.inserted);
 
   return (
-    <Dialog open={showDialog} onOpenChange={setShowDialog}>
+    <Dialog open={showDialog && isComplete} onOpenChange={setShowDialog}>
       <DialogTrigger asChild>
         <Button
           className="w-full"
           type="button"
           size="lg"
-          disabled={!isComplete}
+          onClick={fieldsValidated}
           loading={isSubmitting}
         >
-          Complete
+          {isComplete ? 'Complete' : 'Next field'}
         </Button>
       </DialogTrigger>
       <DialogContent>