From fdbc7a2b23e9179589861891aef7d9e1dacd3804 Mon Sep 17 00:00:00 2001
From: Esa Kataja <ekataja@gmail.com>
Date: Sat, 10 May 2025 13:37:25 +0300
Subject: [PATCH] Add message when login failed

---
 pages/login.vue | 33 +++++++++++++++++++++++----------
 1 file changed, 23 insertions(+), 10 deletions(-)

diff --git a/pages/login.vue b/pages/login.vue
index 5ee4007..90ba1d2 100644
--- a/pages/login.vue
+++ b/pages/login.vue
@@ -3,7 +3,12 @@ definePageMeta({
     layout: 'login'
 })
 
+const errorMessage = ref('')
+
 const login = async () => {
+    // Clear any previous error messages
+    errorMessage.value = ''
+    
     const payload = {
         username: document.getElementById('username')?.value,
         password: document.getElementById('password')?.value
@@ -11,18 +16,23 @@ const login = async () => {
     const config = useRuntimeConfig()
     const apiBase = config.public.apiBase
     const api_url = `${apiBase}/auth/token`
-    const { data: user } = await useFetch(api_url, {
-        method: 'POST',
-        body: payload
-    })
-    if (!user.value) {
-        throw createError({
-            statusCode: 401,
-            statusMessage: 'Unauthorized'
+    
+    try {
+        const { data: user } = await useFetch(api_url, {
+            method: 'POST',
+            body: payload
         })
+        
+        if (!user.value) {
+            errorMessage.value = 'Kirjautuminen epäonnistui. Tarkista käyttäjätunnus ja salasana.'
+            return
+        }
+        
+        localStorage.setItem('user', JSON.stringify(user.value))
+        navigateTo('/')
+    } catch (error) {
+        errorMessage.value = 'Kirjautuminen epäonnistui. Palvelimeen ei saada yhteyttä.'
     }
-    localStorage.setItem('user', JSON.stringify(user.value))
-    navigateTo('/')
 }
 </script>
 
@@ -31,6 +41,9 @@ const login = async () => {
         <div class="flex flex-col gap-4 m-6 bg-slate-300 rounded-2xl p-6 shadow-md text-sm">
             <h1 class="text-center font-bold text-lg">Kirjaudu</h1>
             <form @submit.prevent="login" class="">
+                <div v-if="errorMessage" class="error-message p-2 my-2 bg-red-100 text-red-700 rounded border border-red-300">
+                    {{ errorMessage }}
+                </div>
                 <label>Käyttäjätunnus
                     <input class="textfield" type="text" id="username" placeholder="Käyttäjätunnus" />
                 </label>