Files
vereinskalender/app/settings/page.tsx
2026-01-16 23:02:36 +01:00

420 lines
14 KiB
TypeScript

"use client";
import { useEffect, useRef, useState } from "react";
import { signOut, useSession } from "next-auth/react";
export default function SettingsPage() {
const { data } = useSession();
const [viewToken, setViewToken] = useState<string | null>(null);
const [viewId, setViewId] = useState<string | null>(null);
const [subscribedCategories, setSubscribedCategories] = useState<Set<string>>(new Set());
const [allCategories, setAllCategories] = useState<{ id: string; name: string }[]>([]);
const [categoryError, setCategoryError] = useState<string | null>(null);
const [categoryStatus, setCategoryStatus] = useState<string | null>(null);
const [error, setError] = useState<string | null>(null);
const [status, setStatus] = useState<string | null>(null);
const [profileError, setProfileError] = useState<string | null>(null);
const [profileStatus, setProfileStatus] = useState<string | null>(null);
const [theme, setTheme] = useState<"light" | "dark">("light");
const [copyStatus, setCopyStatus] = useState<"success" | "error" | null>(null);
const [appName, setAppName] = useState("Vereinskalender");
const [icalPastDays, setIcalPastDays] = useState(14);
const icalReadyRef = useRef(false);
const loadView = async () => {
try {
const response = await fetch("/api/views/default");
if (!response.ok) return;
const payload = await response.json();
setViewToken(payload.token);
setViewId(payload.id);
setIcalPastDays(
typeof payload.icalPastDays === "number" ? payload.icalPastDays : 14
);
icalReadyRef.current = true;
const ids = new Set<string>(
(payload.categories || []).map((item: { categoryId: string }) => item.categoryId)
);
setSubscribedCategories(ids);
} catch {
// ignore
}
};
const loadCategories = async () => {
try {
const response = await fetch("/api/categories");
if (!response.ok) return;
setAllCategories(await response.json());
} catch {
// ignore
}
};
const loadAppName = async () => {
try {
const nameResponse = await fetch("/api/settings/app-name");
if (nameResponse.ok) {
const payload = await nameResponse.json();
setAppName(payload.name || "Vereinskalender");
}
} catch {
// ignore
}
};
useEffect(() => {
if (data?.user) {
loadView();
loadCategories();
loadAppName();
}
}, [data?.user]);
useEffect(() => {
if (typeof window === "undefined") return;
const saved = window.localStorage.getItem("theme");
const next = saved === "dark" ? "dark" : "light";
setTheme(next);
document.documentElement.dataset.theme = next;
}, []);
const rotateToken = async () => {
setError(null);
setStatus(null);
setCopyStatus(null);
const response = await fetch("/api/views/default/rotate", { method: "POST" });
if (!response.ok) {
const payload = await response.json();
setError(payload.error || "Token konnte nicht erneuert werden.");
return;
}
const payload = await response.json();
setViewToken(payload.token);
setStatus("Neuer iCal-Link erstellt.");
};
const updateProfile = async (event: React.FormEvent<HTMLFormElement>) => {
event.preventDefault();
setProfileError(null);
setProfileStatus(null);
const formData = new FormData(event.currentTarget);
const payload = {
currentPassword: formData.get("currentPassword"),
newEmail: formData.get("newEmail"),
newPassword: formData.get("newPassword")
};
const response = await fetch("/api/profile", {
method: "PATCH",
headers: { "Content-Type": "application/json" },
body: JSON.stringify(payload)
});
if (!response.ok) {
const data = await response.json();
setProfileError(data.error || "Profil konnte nicht aktualisiert werden.");
return;
}
const dataRes = await response.json();
setProfileStatus("Profil aktualisiert.");
if (dataRes.changedEmail || dataRes.changedPassword) {
setProfileStatus("Profil aktualisiert. Bitte erneut anmelden.");
await signOut({ callbackUrl: "/login" });
}
};
const baseUrl = typeof window === "undefined" ? "" : window.location.origin;
const toFilename = (value: string) =>
value
.trim()
.toLowerCase()
.replace(/[^a-z0-9]+/g, "-")
.replace(/(^-|-$)/g, "") || "kalender";
const icalQuery = icalPastDays > 0 ? `?pastDays=${icalPastDays}` : "";
const icalUrl = viewToken
? `${baseUrl}/api/ical/${viewToken}/${toFilename(appName)}.ical${icalQuery}`
: "";
const updateIcalPastDays = async (value: number) => {
setError(null);
setStatus(null);
const response = await fetch("/api/views/default", {
method: "PATCH",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ icalPastDays: value })
});
if (!response.ok) {
const data = await response.json();
setError(data.error || "Einstellung konnte nicht gespeichert werden.");
return;
}
setStatus("iCal-Einstellung gespeichert.");
window.setTimeout(() => setStatus(null), 2500);
};
useEffect(() => {
if (!icalReadyRef.current || !viewId) return;
updateIcalPastDays(icalPastDays);
}, [icalPastDays, viewId]);
const applyTheme = (next: "light" | "dark") => {
setTheme(next);
if (typeof window !== "undefined") {
window.localStorage.setItem("theme", next);
document.documentElement.dataset.theme = next;
}
};
const copyIcalUrl = async () => {
if (!icalUrl) return;
setCopyStatus(null);
try {
if (navigator.clipboard?.writeText) {
await navigator.clipboard.writeText(icalUrl);
} else {
const textarea = document.createElement("textarea");
textarea.value = icalUrl;
textarea.setAttribute("readonly", "true");
textarea.style.position = "absolute";
textarea.style.left = "-9999px";
document.body.appendChild(textarea);
textarea.select();
document.execCommand("copy");
document.body.removeChild(textarea);
}
setCopyStatus("success");
} catch {
setCopyStatus("error");
}
window.setTimeout(() => setCopyStatus(null), 2500);
};
const toggleCategory = async (categoryId: string) => {
if (!viewId) return;
setCategoryError(null);
setCategoryStatus(null);
const isSubscribed = subscribedCategories.has(categoryId);
const response = await fetch(`/api/views/${viewId}/categories`, {
method: isSubscribed ? "DELETE" : "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ categoryId })
});
if (!response.ok) {
const payload = await response.json();
setCategoryError(payload.error || "Kategorien konnten nicht aktualisiert werden.");
return;
}
const next = new Set(subscribedCategories);
if (isSubscribed) {
next.delete(categoryId);
setCategoryStatus("Kategorie entfernt.");
} else {
next.add(categoryId);
setCategoryStatus("Kategorie abonniert.");
}
setSubscribedCategories(next);
};
if (!data?.user) {
return (
<div className="card-muted text-center">
<p className="text-slate-700">
Bitte anmelden, um Einstellungen zu verwalten.
</p>
</div>
);
}
return (
<div className="space-y-6">
<section className="card space-y-4">
<div>
<p className="text-xs uppercase tracking-[0.2em] text-slate-500">Profil</p>
<h1 className="text-2xl font-semibold">Einstellungen</h1>
</div>
<form onSubmit={updateProfile} className="grid gap-3 md:grid-cols-2">
<input
name="newEmail"
type="email"
placeholder={`Neue E-Mail (aktuell: ${data?.user?.email || ""})`}
className="rounded-xl border border-slate-300 px-3 py-2 md:col-span-2"
/>
<input
name="newPassword"
type="password"
placeholder="Neues Passwort"
className="rounded-xl border border-slate-300 px-3 py-2"
/>
<input
name="currentPassword"
type="password"
placeholder="Aktuelles Passwort (Pflicht)"
required
className="rounded-xl border border-slate-300 px-3 py-2"
/>
<button type="submit" className="btn-accent md:col-span-2">
Speichern
</button>
</form>
{profileStatus && (
<p className="text-sm text-emerald-600">{profileStatus}</p>
)}
{profileError && <p className="text-sm text-red-600">{profileError}</p>}
</section>
<section className="card space-y-4">
<div>
<p className="text-xs uppercase tracking-[0.2em] text-slate-500">
Darstellung
</p>
<h2 className="text-lg font-semibold">Theme</h2>
</div>
<div className="flex flex-wrap gap-2">
<button
type="button"
onClick={() => applyTheme("light")}
className={`rounded-full border px-4 py-2 text-sm font-semibold transition ${
theme === "light"
? "border-slate-900 bg-slate-900 text-white"
: "border-slate-200 text-slate-700 hover:bg-slate-100"
}`}
>
Hell
</button>
<button
type="button"
onClick={() => applyTheme("dark")}
className={`rounded-full border px-4 py-2 text-sm font-semibold transition ${
theme === "dark"
? "border-slate-900 bg-slate-900 text-white"
: "border-slate-200 text-slate-700 hover:bg-slate-100"
}`}
>
Dunkel
</button>
</div>
</section>
<section className="card space-y-3">
<div>
<p className="text-xs uppercase tracking-[0.2em] text-slate-500">iCal</p>
<h2 className="text-lg font-semibold">Persönlicher Kalenderlink</h2>
</div>
<p className="text-sm text-slate-600">
Dein Link kann in externen Kalender-Apps abonniert werden.
</p>
{viewToken ? (
<div className="ical-link flex items-center gap-3 rounded-xl border border-slate-200 bg-slate-50 px-3 py-2 text-sm">
<span className="text-xs font-semibold uppercase tracking-[0.2em] text-slate-500">
iCal
</span>
<span
className="min-w-0 flex-1 truncate text-slate-700"
title={icalUrl}
>
{icalUrl}
</span>
<div className="relative flex items-center">
<button
type="button"
onClick={copyIcalUrl}
aria-label="iCal-Link kopieren"
className="rounded-full border border-slate-200 p-2 text-slate-600 transition hover:bg-slate-100"
>
<svg
viewBox="0 0 24 24"
className="h-4 w-4"
fill="none"
stroke="currentColor"
strokeWidth="2"
>
<rect x="9" y="9" width="13" height="13" rx="2" />
<rect x="3" y="3" width="13" height="13" rx="2" />
</svg>
</button>
{copyStatus && (
<div
className={`absolute right-0 top-full mt-2 rounded-full px-3 py-1 text-[11px] font-semibold shadow ${
copyStatus === "success"
? "bg-emerald-100 text-emerald-700"
: "bg-rose-100 text-rose-700"
}`}
>
{copyStatus === "success" ? "Kopiert" : "Fehler"}
</div>
)}
</div>
</div>
) : (
<p className="text-sm text-slate-600">iCal-Link wird geladen...</p>
)}
<div className="flex flex-wrap items-center gap-3">
<label className="flex items-center gap-3 text-sm text-slate-700">
<span className="relative inline-flex h-6 w-11 items-center">
<input
type="checkbox"
className="peer sr-only"
checked={icalPastDays > 0}
onChange={(event) => setIcalPastDays(event.target.checked ? 14 : 0)}
/>
<span className="h-6 w-11 rounded-full bg-slate-200 transition peer-checked:bg-emerald-500"></span>
<span className="absolute left-1 top-1 h-4 w-4 rounded-full bg-white transition peer-checked:translate-x-5"></span>
</span>
Rückblick der letzten 14 Tage aktivieren
</label>
</div>
<button type="button" className="hidden" onClick={rotateToken}>
Link erneuern
</button>
{status && (
<div className="fixed bottom-6 right-6 z-40 rounded-full bg-emerald-600 px-4 py-2 text-sm font-semibold text-white shadow-lg">
{status}
</div>
)}
{error && <p className="text-sm text-red-600">{error}</p>}
</section>
<section className="card space-y-4">
<div>
<p className="text-xs uppercase tracking-[0.2em] text-slate-500">
Kategorien
</p>
<h2 className="text-lg font-semibold">Kategorien abonnieren</h2>
</div>
{allCategories.length === 0 ? (
<p className="text-sm text-slate-600">Noch keine Kategorien vorhanden.</p>
) : (
<div className="flex flex-wrap gap-2">
{allCategories.map((category) => {
const isSubscribed = subscribedCategories.has(category.id);
return (
<button
key={category.id}
type="button"
className={`rounded-full border px-3 py-1 text-xs ${
isSubscribed
? "border-emerald-200 bg-emerald-50 text-emerald-700"
: "border-slate-200 text-slate-700"
}`}
onClick={() => toggleCategory(category.id)}
>
{category.name}
</button>
);
})}
</div>
)}
{categoryStatus && (
<p className="text-sm text-emerald-600">{categoryStatus}</p>
)}
{categoryError && <p className="text-sm text-red-600">{categoryError}</p>}
</section>
</div>
);
}