From 8cd15fe62691a0b03853b0124e8bec233012aa8b Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Thu, 04 Jan 2024 15:03:25 +0800
Subject: [PATCH] 本地存储工具,优化读取数组

---
 common/LocalStorage.js |   19 ++++++++++++++++---
 1 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/common/LocalStorage.js b/common/LocalStorage.js
index ecdbcb7..e299a5e 100644
--- a/common/LocalStorage.js
+++ b/common/LocalStorage.js
@@ -18,9 +18,22 @@
         this._data.prefixType = prefixType;
     }
 
-    load(key) {
+    load(key, defaultType = 'obj') {
         const name = 'AiSim.' + this._data.prefixType + '@' + key;
-        return JSON.parse(Taro.getStorageSync(name) || '{}');
+        const data = Taro.getStorageSync(name);
+        if (data) {
+            return JSON.parse(data);
+        } else {
+            if (defaultType === 'obj') {
+                return {};
+            } else if (defaultType === 'arr') {
+                return [];
+            }
+        }
+    }
+
+    loadArr(key) {
+        return this.load(key, 'arr');
     }
 
     save(key, value) {
@@ -60,7 +73,7 @@
     }
 
     // 清除本地存储工具保存的所有数据
-    cleanAll(){
+    cleanAll() {
         const info = Taro.getStorageInfoSync();
         const prefixReg = /^AiSim\.[a-zA-Z]+@/;
         info.keys.forEach(storageKey => {

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