compute some error on submit

packages/exchange-backoffice-ui/src/NiceForm.tsx

@@ -13,7 +13,7 @@ export function NiceForm<T extends object>({
 }: {
   children?: ComponentChildren;
   initial: Partial<T>;
-  onSubmit?: (v: T) => void;
+  onSubmit?: (v: Partial<T>) => void;
   form: FlexibleForm<T>;
   onUpdate?: (d: Partial<T>) => void;
 }) {

packages/exchange-backoffice-ui/src/handlers/FormProvider.tsx

@@ -58,8 +58,8 @@ export function FormProvider<T>({
 }: {
   initialValue?: Partial<T>;
   onUpdate?: (v: Partial<T>) => void;
-  onSubmit?: (v: T) => void;
-  computeFormState?: (v: T) => FormState<T>;
+  onSubmit?: (v: Partial<T>, s: FormState<T> | undefined) => void;
+  computeFormState?: (v: Partial<T>) => FormState<T>;
   children: ComponentChildren;
 }): VNode {
   // const value = useRef(initialValue ?? {});
@@ -85,7 +85,11 @@ export function FormProvider<T>({
         onSubmit={(e) => {
           e.preventDefault();
           //@ts-ignore
-          if (onSubmit) onSubmit(value.current);
+          if (onSubmit)
+            onSubmit(
+              value.current,
+              !computeFormState ? undefined : computeFormState(value.current),
+            );
         }}
       >
         {children}

packages/exchange-backoffice-ui/src/pages/CreateAccount.tsx

@@ -1,5 +1,8 @@
 import { TranslatedString } from "@gnu-taler/taler-util";
-import { useTranslationContext } from "@gnu-taler/web-util/browser";
+import {
+  notifyError,
+  useTranslationContext,
+} from "@gnu-taler/web-util/browser";
 import { VNode, h } from "preact";
 import { createNewForm } from "../handlers/forms.js";
 
@@ -41,16 +44,26 @@ export function CreateAccount({
                     : undefined,
                 },
                 repeat: {
-                  // error: !v.repeat
-                  //   ? i18n.str`required`
-                  //   // : v.repeat !== v.password
-                  //   // ? i18n.str`doesn't match`
-                  //   : undefined,
+                  error: !v.repeat
+                    ? i18n.str`required`
+                    : v.repeat !== v.password
+                    ? i18n.str`doesn't match`
+                    : undefined,
                 },
               };
             }}
-            onSubmit={async (v) => {
-              onNewAccount(v.password);
+            onSubmit={async (v, s) => {
+              console.log(v, s);
+              const error = s?.password?.error ?? s?.repeat?.error;
+              console.log(error);
+              if (error) {
+                notifyError(
+                  "Can't create account" as TranslatedString,
+                  error as TranslatedString,
+                );
+              } else {
+                onNewAccount(v.password!);
+              }
             }}
           >
             <div class="mb-4">

packages/exchange-backoffice-ui/src/pages/UnlockAccount.tsx

@@ -32,7 +32,7 @@ export function UnlockAccount({
           <Form.Provider
             onSubmit={async (v) => {
               try {
-                await onAccountUnlocked(v.password);
+                await onAccountUnlocked(v.password!);
 
                 notifyInfo("Account unlocked" as TranslatedString);
               } catch (e) {