flat:AI+

stores/BaseDBStore.js

@@ -0,0 +1,64 @@
+// BaseStore.js - 基础Store类
+import IndexedDBHelper from '@/common/IndexedDBHelper.js'
+import useChatGroupDBStore from './userChatGroupStore'
+import config from '@/config'
+
+
+class BaseStore {
+    db = null
+    isDBReady = false
+    dbName = 'BrowsingHistory'
+    constructor() {
+        this.checkAndInitDB()
+    }
+    checkAndInitDB() {
+        // 获取本地数据库版本
+        const localVersion = uni.getStorageSync('indexedDBVersion') || 1
+        console.log('DBVersion: ', localVersion, config.DBversion)
+        if (localVersion === config.DBversion) {
+            this.initDB()
+        } else {
+            console.log('清空本地数据库')
+            this.clearDB().then(() => {
+                uni.setStorageSync('indexedDBVersion', config.DBversion);
+                this.initDB();
+            });
+        }
+    }
+    initDB() {
+        this.db = new IndexedDBHelper(this.dbName, config.DBversion);
+        this.db.openDB([{
+            name: 'record',
+            keyPath: "id",
+            autoIncrement: true,
+        }, {
+            name: 'messageGroup',
+            keyPath: "id",
+            autoIncrement: true,
+        }, {
+            name: 'messages',
+            keyPath: "id",
+            autoIncrement: true,
+            indexes: [{
+                name: 'parentGroupId',
+                key: 'parentGroupId',
+                unique: false
+            }]
+        }]).then(async () => {
+            useChatGroupDBStore().init()
+            this.isDBReady = true
+        });
+    }
+    async clearDB() {
+        return new Promise((resolve, rejetc) => {
+            new IndexedDBHelper().deleteDB(this.dbName).then(() => {
+                resolve()
+            })
+        })
+    }
+
+}
+
+const baseDB = new BaseStore()
+
+export default baseDB