reuse validation rule

commafeed-client/src/hooks/useValidationRules.ts

@@ -0,0 +1,15 @@
+import { msg } from "@lingui/core/macro"
+import { useLingui } from "@lingui/react"
+import { useAppSelector } from "@/app/store"
+
+export function useValidationRules() {
+    const minimumPasswordLength = useAppSelector(state => state.server.serverInfos?.minimumPasswordLength)
+    const { _ } = useLingui()
+
+    return {
+        password: (value: string | undefined) =>
+            value && minimumPasswordLength && value.length < minimumPasswordLength
+                ? _(msg`Password must be at least ${minimumPasswordLength} characters`)
+                : null,
+    }
+}