Merge pull request #25 from jphacks/feature/#24

CRUD共通化

task_yell/src/firebase/firestore.ts

@@ -0,0 +1,54 @@
+// src/firebase/firestore.ts
+import { db } from "./client-app";
+import {
+  collection,
+  addDoc,
+  getDocs,
+  updateDoc,
+  deleteDoc,
+  doc,
+  //追加
+  WithFieldValue,
+  DocumentData,
+  getDoc,
+} from "firebase/firestore";
+
+/** dataが WithFieldValue<DocumentData> を拡張するように制約を追加 */
+export async function createData<T extends WithFieldValue<DocumentData>>(
+  collectionName: string,
+  data: T
+): Promise<string> {
+  const docRef = await addDoc(collection(db, collectionName), data);
+  return docRef.id;
+}
+
+export async function readData<T>(collectionName: string): Promise<T[]> {
+  const snapshot = await getDocs(collection(db, collectionName));
+  return snapshot.docs.map((doc) => ({ id: doc.id, ...doc.data() } as T));
+}
+
+export async function readSingleData<T>(
+  collectionName: string,
+  id: string
+): Promise<T | null> {
+  const docRef = doc(db, collectionName, id);
+  const snapshot = await getDoc(docRef);
+  return snapshot.exists() ? (snapshot.data() as T) : null;
+}
+
+export async function updateData<T>(
+  collectionName: string,
+  id: string,
+  data: Partial<T>
+): Promise<void> {
+  const docRef = doc(db, collectionName, id);
+  await updateDoc(docRef, data);
+}
+
+export async function deleteData(
+  collectionName: string,
+  id: string
+): Promise<void> {
+  const docRef = doc(db, collectionName, id);
+  await deleteDoc(docRef);
+}