Better new file handeling and offline notifications.

app/actions/files.ts

@@ -0,0 +1,33 @@
+// app/actions/files.ts
+'use server';
+
+import fs from 'fs';
+import fsPromises from 'fs/promises';
+import path from 'path';
+import crypto from 'crypto';
+
+const generateFileHash = (filePath: string): Promise<string> => {
+    return new Promise((resolve, reject) => {
+        const hash = crypto.createHash('md5');
+        const stream = fs.createReadStream(filePath);
+
+        stream.on('error', (err) => reject(err));
+        stream.on('data', (chunk) => hash.update(chunk));
+        stream.on('end', () => resolve(hash.digest('hex').substring(0, 8)));
+    });
+};
+
+export async function getLocalFileMeta(fileUrl: string) {
+    try {
+        const cleanPath = fileUrl.startsWith('/') ? fileUrl.substring(1) : fileUrl;
+        const fullPath = path.join(process.cwd(), 'public', cleanPath);
+        const stats = await fsPromises.stat(fullPath);
+        const sizeMb = (stats.size / (1024 * 1024)).toFixed(2) + ' MB';
+        const fileHash = await generateFileHash(fullPath);
+
+        return { size: sizeMb, version: fileHash };
+    } catch (error) {
+        console.error(`Kunde inte läsa filen: ${fileUrl}`, error);
+        return { size: "Okänd", version: "v1" };
+    }
+}

app/admin/NoticeTab.tsx

@@ -19,27 +19,76 @@ export const NoticeTab = ({ isOffline }: { isOffline: boolean }) => {
     const [saveStatus, setSaveStatus] = useState<'idle' | 'success' | 'error'>('idle');
 
     useEffect(() => {
+        let isMounted = true;
+
         const fetchNotice = async () => {
-            const res = await readJsonFile('notice.json');
+            const cached = localStorage.getItem('admin_notice_cache');
-            if (res.success && res.data) {
+            if (cached) {
-                setNotice(res.data);
+                setNotice(JSON.parse(cached));
+                setIsLoading(false);
+            }
+
+            const fetchWithTimeout = new Promise<any>((resolve, reject) => {
+                const timer = setTimeout(() => reject(new Error('Timeout')), 5000);
+                readJsonFile('notice.json').then(res => {
+                    clearTimeout(timer);
+                    resolve(res);
+                }).catch(err => {
+                    clearTimeout(timer);
+                    reject(err);
+                });
+            });
+
+            try {
+                if (navigator.onLine) {
+                    const res = await fetchWithTimeout;
+                    if (res.success && res.data && isMounted) {
+                        setNotice(res.data);
+                        localStorage.setItem('admin_notice_cache', JSON.stringify(res.data));
+                    }
+                }
+            } catch (error) {
+                console.warn("Kunde inte hämta färsk notice.json (Liar-Fi), använder cache.");
+            } finally {
+                if (isMounted) setIsLoading(false);
             }
-            setIsLoading(false);
         };
+
         fetchNotice();
+        return () => { isMounted = false; };
     }, []);
 
     const handleSave = async () => {
         setIsSaving(true);
         setSaveStatus('idle');
-        const res = await writeJsonFile('notice.json', notice);
+
-        if (res.success) {
+        try {
-            setSaveStatus('success');
+            const saveWithTimeout = new Promise<any>((resolve, reject) => {
-            setTimeout(() => setSaveStatus('idle'), 3000);
+                const timer = setTimeout(() => reject(new Error('Timeout')), 8000);
-        } else {
+                writeJsonFile('notice.json', notice).then(res => {
+                    clearTimeout(timer);
+                    resolve(res);
+                }).catch(err => {
+                    clearTimeout(timer);
+                    reject(err);
+                });
+            });
+
+            const res = await saveWithTimeout;
+
+            if (res.success) {
+                setSaveStatus('success');
+                localStorage.setItem('admin_notice_cache', JSON.stringify(notice));
+                setTimeout(() => setSaveStatus('idle'), 3000);
+            } else {
+                setSaveStatus('error');
+            }
+        } catch (error) {
+            console.error("Liar-Fi: Sparande tog för lång tid", error);
             setSaveStatus('error');
+        } finally {
+            setIsSaving(false);
         }
-        setIsSaving(false);
     };
 
     if (isLoading) return <div className="flex justify-center py-10"><Loader2 className="animate-spin text-slate-teal" size={32} /></div>;

app/documents/page.tsx

@@ -8,6 +8,7 @@ import { readJsonFile } from '../actions/jsonEditor';
 import { DocumentCard, DocumentItem, ExternalLinkCard, LinkItem } from '../components/ui/Cards';
 import { OfflineBadge } from '../components/ui/OfflineBadge';
 import { PageHeader } from '../components/ui/PageHeader';
+import { getLocalFileMeta } from '../actions/files';
 
 const IconMap: Record<string, any> = {
     "Map": Map,
@@ -18,18 +19,25 @@ const IconMap: Record<string, any> = {
     "FileText": FileText
 };
 
-const fetchFileSize = async (url: string) => {
+const fetchFileMeta = async (url: string) => {
     try {
-        const res = await fetch(url, { method: 'HEAD' });
+        const res = await fetch(url, { method: 'HEAD', cache: 'no-store' });
         const bytes = res.headers.get('content-length');
+        const lastModified = res.headers.get('last-modified');
+        const etag = res.headers.get('etag');
+
+        let sizeStr = "Okänd";
         if (bytes) {
             const mb = (parseInt(bytes) / (1024 * 1024)).toFixed(2);
-            return `${mb} MB`;
+            sizeStr = `${mb} MB`;
         }
+        const version = etag ? etag.replace(/"/g, '') :
+            (lastModified ? new Date(lastModified).getTime().toString() : 'v1');
+
+        return { size: sizeStr, version };
     } catch (error) {
-        console.error("Kunde inte hämta filstorlek för", url);
+        return { size: "Okänd", version: "v1" };
     }
-    return "Okänd";
 };
 
 export default function Documents() {
@@ -62,22 +70,26 @@ export default function Documents() {
         if (navigator.onLine) {
             const res = await readJsonFile('documents.json');
             if (res.success && res.data) {
-                const docsWithSizes = await Promise.all(
+                const docsWithMeta = await Promise.all(
                     (res.data.docs || []).map(async (doc: DocumentItem) => {
-                        if (!doc.size || doc.size === "") {
+                        const meta = await getLocalFileMeta(doc.file);
-                            const calculatedSize = await fetchFileSize(doc.file);
+                        const versionedUrl = `${doc.file}?v=${meta.version}`;
-                            return { ...doc, size: calculatedSize };
+
-                        }
+                        return {
-                        return doc;
+                            ...doc,
+                            size: (!doc.size || doc.size === "Okänd") ? meta.size : doc.size,
+                            originalFile: doc.file,
+                            file: versionedUrl
+                        };
                     })
                 );
 
-                setDocs(docsWithSizes);
+                setDocs(docsWithMeta);
                 setLinks(res.data.links || []);
-                const dataToCache = { ...res.data, docs: docsWithSizes };
+                const dataToCache = { ...res.data, docs: docsWithMeta };
                 localStorage.setItem('kullaberg_documents_cache', JSON.stringify(dataToCache));
 
-                checkCacheStatus(docsWithSizes);
+                checkCacheStatus(docsWithMeta);
             }
         } else {
             const cachedData = localStorage.getItem('kullaberg_documents_cache');

app/page.tsx

@@ -26,20 +26,43 @@ export default function Home() {
     const [isLoading, setIsLoading] = useState(true);
 
     useEffect(() => {
+        let isMounted = true;
+
         const loadNotice = async () => {
-            if (navigator.onLine) {
+            const cached = localStorage.getItem('kullaberg_notice_cache');
-                const res = await readJsonFile('notice.json');
+            if (cached) {
-                if (res.success && res.data) {
+                setNotice(JSON.parse(cached));
-                    setNotice(res.data);
+                setIsLoading(false);
-                    localStorage.setItem('kullaberg_notice_cache', JSON.stringify(res.data));
+            }
+
+            const fetchWithTimeout = new Promise<any>((resolve, reject) => {
+                const timer = setTimeout(() => reject(new Error('Timeout')), 5000);
+                readJsonFile('notice.json').then(res => {
+                    clearTimeout(timer);
+                    resolve(res);
+                }).catch(err => {
+                    clearTimeout(timer);
+                    reject(err);
+                });
+            });
+
+            try {
+                if (navigator.onLine) {
+                    const res = await fetchWithTimeout;
+                    if (res.success && res.data && isMounted) {
+                        setNotice(res.data);
+                        localStorage.setItem('kullaberg_notice_cache', JSON.stringify(res.data));
+                    }
                 }
-            } else {
+            } catch (error) {
-                const cached = localStorage.getItem('kullaberg_notice_cache');
+                console.warn("Kunde inte hämta nytt meddelande (Liar-Fi), behåller cache.");
-                if (cached) setNotice(JSON.parse(cached));
+            } finally {
+                if (isMounted) setIsLoading(false);
             }
-            setIsLoading(false);
         };
+
         loadNotice();
+        return () => { isMounted = false; };
     }, []);
 
     const nConfig = notice ? getNoticeConfig(notice.type) : null;
@@ -66,32 +89,17 @@ export default function Home() {
                 )
             )}
 
-            {/* NÖDKNAPPEN - Ligger utanför griddet så den alltid är fullbredd och i fokus */}
+            {/* NÖDKNAPPEN */}
-            <EmergencyButton
+            <EmergencyButton href="/emergency" title="Nödsituation" />
-                href="/emergency"
-                title="Nödsituation"
-            />
 
-            {/* Quick Action Cards now use the glass style */}
+            {/* Quick Action Cards */}
             <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
-                <ActionLinkCard
+                <ActionLinkCard href="/schedule" title="Ditt Schema" description="Kolla dina arbetspass och dagliga rundor snabbt." />
-                    href="/schedule"
+                <ActionLinkCard href="/faq" title="Vanliga Frågor" description="Snabba svar på turisternas vanligaste funderingar." />
-                    title="Ditt Schema"
-                    description="Kolla dina arbetspass och dagliga rundor snabbt."
-                />
-
-                <ActionLinkCard
-                    href="/faq"
-                    title="Vanliga Frågor"
-                    description="Snabba svar på turisternas vanligaste funderingar."
-                />
             </div>
 
-            {/* Contact Card updated to 'glass' variant */}
+            {/* Contact Card */}
-            <SectionCard
+            <SectionCard title="Snabbkontakt" icon={PhoneCall}>
-                title="Snabbkontakt"
-                icon={PhoneCall}
-            >
                 <div className="space-y-4 pt-2">
                     <div className="flex flex-col md:flex-row md:justify-between md:items-center pb-4 border-b border-white gap-2">
                         <span className="text-sm font-bold text-ebony">William Söderberg</span>