init

fuintUniapp/common/model/Setting.js

@@ -0,0 +1,58 @@
+import * as SettingApi from '@/api/setting'
+import storage from '@/utils/storage'
+
+const CACHE_KEY = 'Setting'
+
+// 写入缓存, 到期时间30分钟
+const setStorage = (data) => {
+  const expireTime = 30 * 60;
+  storage.set(CACHE_KEY, data, expireTime);
+}
+
+// 获取缓存中的数据
+const getStorage = () => {
+  return storage.get(CACHE_KEY);
+}
+
+// 获取系统设置
+const getApiData = () => {
+  return new Promise((resolve, reject) => {
+    SettingApi.data()
+      .then(result => {
+        resolve(result.data.setting);
+      })
+  })
+}
+
+/**
+ * 获取商城设置
+ * 有缓存的情况下返回缓存, 没有缓存从后端api获取
+ * @param {bool} isCache 是否从缓存中获取
+ */
+const data = (isCache = true) => {
+  return new Promise((resolve, reject) => {
+    const cacheData = getStorage()
+    if (isCache && cacheData) {
+      resolve(cacheData)
+    } else {
+      getApiData().then(data => {
+        setStorage(data)
+        resolve(data)
+      })
+    }
+  })
+}
+
+// 获取指定的系统设置
+const item = (key, isCache = true) => {
+  return new Promise((resolve, reject) => {
+    data(isCache).then(setting => {
+      resolve(setting[key])
+    })
+  })
+}
+
+export default {
+  data,
+  item
+}