refactor: move project to frontend directory

frontend/src/data/db/AniListDb.ts

@@ -0,0 +1,101 @@
+import {type IDBPDatabase, openDB} from 'idb';
+import type {AniListUser} from '@/data/models/anilist/AniListUser';
+import type {AniListMangaListEntry} from '@/data/models/anilist/AniListMangaListEntry';
+import type {AniListMedia} from '@/data/models/anilist/AniListMedia';
+import type {AniListMangaList} from '@/data/models/anilist/AniListMangaList';
+
+export type AlDb = IDBPDatabase<AniListDBSchema>;
+
+export default class AniListDb {
+  private intDb: IDBPDatabase<AniListDBSchema> | null = null;
+
+  get db(): IDBPDatabase<AniListDBSchema> | null {
+    return this.intDb;
+  }
+
+  static async withDb<T>(fn: (db: AlDb) => Promise<T> | T): Promise<T> {
+    const db = new AniListDb();
+    const idb = await db.open();
+    try {
+      return await fn(idb);
+    } finally {
+      db.close();
+    }
+  }
+
+  async open(): Promise<IDBPDatabase<AniListDBSchema>> {
+    this.intDb = await openDB('anilist', 1, {
+      upgrade(db, oldVersion, newVersion, transaction, event) {
+        switch (oldVersion) {
+          case 0:
+            const user = db.createObjectStore('user', {keyPath: 'id'});
+            user.createIndex('id', 'id', {unique: true});
+            user.createIndex('name', 'name', {unique: true});
+
+            const list = db.createObjectStore('list', {keyPath: '_userId_listName'});
+            list.createIndex('_userId', '_userId', {multiEntry: true});
+            list.createIndex('_userId_listName', '_userId_listName', {unique: true}); // TODO multiprop indexes
+
+            const manga = db.createObjectStore('manga', {keyPath: 'id'});
+            manga.createIndex('id', 'id', {unique: true});
+            manga.createIndex('_userId', '_userId', {multiEntry: true});
+            manga.createIndex('_listName', '_listName', {multiEntry: true});
+            manga.createIndex('_userId_listName', '_userId_listName', {multiEntry: true});
+
+            const media = db.createObjectStore('media', {keyPath: 'id'});
+            media.createIndex('id', 'id', {unique: true});
+          //fall through
+          default:
+            break;
+        }
+      },
+    });
+    return this.intDb;
+  }
+
+  close(): void {
+    this.intDb?.close();
+  }
+}
+
+export type AniListDBSchema = {
+  user: {
+    key: 'id',
+    value: AniListUser,
+    indexes: {
+      id: number,
+      name: string
+    }
+  },
+  list: {
+    value: AniListMangaList & {
+      _userId: number,
+      _userId_listName: string
+    },
+    indexes: {
+      _userId: number,
+      _userId_listName: string
+    }
+  },
+  manga: {
+    key: 'id';
+    value: AniListMangaListEntry & {
+      _userId: number,
+      _listName: string,
+      _userId_listName: string
+    },
+    indexes: {
+      id: number,
+      _userId: number,
+      _listName: string,
+      _userId_listName: string
+    }
+  },
+  media: {
+    key: 'id';
+    value: AniListMedia;
+    indexes: {
+      id: number
+    }
+  },
+}