React Scheduler und Firebase-Integration
Dieses Tutorial zeigt, wie man React Scheduler mit Firebase Firestore für die Echtzeit-Synchronisation mehrerer Benutzer verbindet.
Sie werden bauen:
- eine Scheduler-Seite, basierend auf React-State (
events) - Firestore-Listener für Live-Updates
- eine
data.save-Bridge für Erstellen/Aktualisieren/Löschen
Schritt 1. Projekt erstellen
npm create vite@latest react-scheduler-firebase -- --template react-ts
cd react-scheduler-firebase
npm install firebase
Installieren Sie React Scheduler wie beschrieben in der React Scheduler Installationsanleitung.
Für Evaluation:
npm install @dhtmlx/trial-react-scheduler
Für das Profi-Paket ersetzen Sie die Trial-Imports durch @dhx/react-scheduler.
Schritt 2. Firebase konfigurieren
In der Firebase-Konsole:
- Ein Projekt erstellen.
- Die Firestore-Datenbank aktivieren.
- Eine Web-App registrieren und die Firebase-Konfiguration kopieren.
Füge .env hinzu:
VITE_FIREBASE_CONFIGURATION={"apiKey":"YOUR_API_KEY","authDomain":"YOUR_AUTH_DOMAIN","projectId":"YOUR_PROJECT_ID","storageBucket":"YOUR_STORAGE_BUCKET","messagingSenderId":"YOUR_MESSAGING_SENDER_ID","appId":"YOUR_APP_ID"}
Erstelle src/firebase.ts:
import { initializeApp } from "firebase/app";
import { collection, getFirestore, query } from "firebase/firestore";
const firebaseConfig = JSON.parse(import.meta.env.VITE_FIREBASE_CONFIGURATION);
const app = initializeApp(firebaseConfig);
const db = getFirestore(app);
const eventsCollection = collection(db, "events");
const eventsQuery = query(eventsCollection);
export { db, eventsCollection, eventsQuery };
Schritt 3. Seed und Typen vorbereiten
Erstelle src/seed/data.ts:
import type { Event as SchedulerEvent } from "@dhtmlx/trial-react-scheduler";
export const seedEvents: SchedulerEvent[] = [
{
id: "event_1",
text: "Planning",
start_date: "2025-12-08T09:00:00Z",
end_date: "2025-12-08T10:00:00Z",
},
{
id: "event_2",
text: "Client call",
start_date: "2025-12-08T11:00:00Z",
end_date: "2025-12-08T12:00:00Z",
},
];
Schritt 4. Scheduler rendern und Events laden
Erstelle src/components/Scheduler.tsx:
import { useEffect, useMemo, useState } from "react";
import ReactScheduler, { type Event as SchedulerEvent } from "@dhtmlx/trial-react-scheduler";
import "@dhtmlx/trial-react-scheduler/dist/react-scheduler.css";
import {
addDoc,
deleteDoc,
doc,
getDocs,
onSnapshot,
updateDoc,
type QueryDocumentSnapshot,
type QuerySnapshot,
} from "firebase/firestore";
import { db, eventsCollection, eventsQuery } from "../firebase";
const mapDoc = (snap: QueryDocumentSnapshot): SchedulerEvent => {
const data = snap.data();
return {
...data,
id: snap.id,
} as SchedulerEvent;
};
export default function SchedulerWithFirebase() {
const [events, setEvents] = useState<SchedulerEvent[]>([]);
useEffect(() => {
let mounted = true;
(async () => {
const initial = await getDocs(eventsQuery);
if (!mounted) return;
setEvents(initial.docs.map(mapDoc));
})();
const unsubscribe = onSnapshot(eventsQuery, (snapshot: QuerySnapshot) => {
const nextEvents = snapshot.docs.map(mapDoc);
setEvents(nextEvents);
});
return () => {
mounted = false;
unsubscribe();
};
}, []);
const data = useMemo(
() => ({
save: async (
entity: string,
action: string,
raw: SchedulerEvent,
id: string | number
) => {
if (entity !== "event") return;
if (action === "create") {
const created = await addDoc(eventsCollection, {
...raw,
id: undefined,
});
return { id: created.id };
}
const targetId = String(raw?.id ?? id);
const targetRef = doc(db, "events", targetId);
if (action === "update") {
await updateDoc(targetRef, { ...raw });
return;
}
if (action === "delete") {
await deleteDoc(targetRef);
}
},
}),
[]
);
return (
<div style={{ height: "100vh" }}>
<ReactScheduler
events={events}
data={data}
/>
</div>
);
}
Schritt 5. In der App einbinden
Ersetze src/App.tsx:
import SchedulerWithFirebase from "./components/Scheduler";
export default function App() {
return <SchedulerWithFirebase />;
}
Hinweise zur Synchronisation
- Firestore
onSnapshothält alle verbundenen Clients synchron. - Die Rückgabe von
{ id: created.id }indata.savesorgt dafür, dass Scheduler temporäre IDs durch Firestore-Dokument-IDs ersetzt. - Halten Sie Sicherheitsregeln vor dem Produktionseinsatz streng.
Verwandte Seiten
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