hahah

js/utils/index.js

@@ -101,9 +101,6 @@ class Utils {
         if (r != null) return decodeURIComponent(r[2]); return null;
     }
 
-    
-
-
     header(content, action, back = `<i class="iconfont icon-fanhui"></i>`) {
         this.$("body").insertAdjacentHTML('afterbegin', `
          <div class="header fixed flex ais flex1 border-box p15">
@@ -118,6 +115,19 @@ class Utils {
         }
     }
 
+    // 滚动到底部实现自动加载下一页数据
+    onscroll(callback) {
+        window.onscroll = async () => {
+            var scrollHeight = Math.max(document.documentElement.scrollHeight, document.body.scrollHeight);
+            var scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
+            var clientHeight = window.innerHeight || Math.min(document.documentElement.clientHeight, document.body.clientHeight);
+
+            if (clientHeight + Math.ceil(scrollTop) >= scrollHeight) {
+              callback()
+            }
+        }
+    }
+
 
     async navShare(title = "", text = "", url = "") {
         console.log(navigator.share && navigator.canShare);
@@ -145,13 +155,18 @@ class Utils {
     }
 
     getItem(key) {
-       let local = localStorage.getItem(key)
-       return local ? JSON.parse(local) : []
+        let local = localStorage.getItem(key)
+        return local ? JSON.parse(local) : []
     }
 }
 
 let u = new Utils
-let util = u, { $, item, query, navShare, getItem, setItem } = u
+let util = u, 
+{ 
+    $, item, query, navShare, 
+    getItem, setItem, onscroll
+} 
+= u
 
 // let util = new Utils
 // let $ = (new Utils).$