feat: initial sketch with AI

src/database/db.ts

@@ -1,12 +1,47 @@
-import Dexie from 'dexie';
+import Dexie, { type Table } from 'dexie'
+import type { List, ListItem } from '@/types/list'
 
-export const db = new Dexie('dttmrdb')
+export interface LocalList extends List {
+  pendingSync?: boolean
+}
 
-db.version(1).stores({
-  lists: '++id, uuid, title',
+export interface LocalListItem extends ListItem {
+  pendingSync?: boolean
+}
 
-  listItems: '++id, uuid, title, isChecked',
+export type SyncOperationType =
+  | 'createList'
+  | 'createListItem'
+  | 'updateListItem'
+  | 'setListItemCompleted'
+  | 'addUserToList'
+  | 'removeUserFromList'
 
-  syncQueue: '++id, action, endpoint, createdAt',
-})
+export interface SyncQueueEntry {
+  id?: number
+  type: SyncOperationType
+  payload: unknown
+  localListId?: string
+  localListItemId?: string
+  createdAt: number
+  attempts: number
+  lastError?: string
+}
 
+class AppDatabase extends Dexie {
+  lists!: Table<LocalList, string>
+  listItems!: Table<LocalListItem, string>
+  syncQueue!: Table<SyncQueueEntry, number>
+
+  constructor() {
+    super('dttmrdb')
+
+    this.version(1).stores({
+      lists: 'id, name, pendingSync',
+      listItems: 'id, list_id, title, is_completed, pendingSync',
+      syncQueue: '++id, type, createdAt',
+    })
+  }
+}
+
+export const db = new AppDatabase()