initial commit

app/utils/storage.ts

@@ -0,0 +1,55 @@
+interface setParam {
+    key: string,
+    data: any,
+    success?: () => {},
+    fail?: (err: any) => {}
+}
+
+class Storage {
+
+    /**
+     * 设置缓存
+     * @param param 
+     */
+    public set(param: setParam) {
+        try {
+            window.localStorage.setItem(param.key, JSON.stringify(param.data))
+            typeof param.success == 'function' && param.success()
+        } catch (error) {
+            typeof param.fail == 'function' && param.fail(error)
+        }
+    }
+
+    /**
+     * 获取缓存
+     * @param key 
+     * @returns 
+     */
+    public get(key: string) {
+        try {
+            const json: any = window.localStorage.getItem(key)
+            return JSON.parse(json)
+        } catch (error) {
+            return null
+        }
+    }
+
+    /**
+     * 移除指定缓存
+     * @param key 
+     */
+    public remove(key: string | string[]) {
+        if (typeof key == 'string') window.localStorage.removeItem(key)
+        else key.forEach(item => { window.localStorage.removeItem(item) })
+    }
+
+    /**
+     * 清理缓存
+     */
+    public clear() {
+        window.localStorage.clear()
+    }
+}
+
+const storage = new Storage()
+export default storage