添加拼团列表上拉加载 reivew by 黄敬囿

@@ -73,6 +73,8 @@ Page(Object.assign({
     isLogin: false,
     bannerSrc:null,
     bannerUrl: null,
+    loading: false,
+    page: 1,
 
     actionsheet: {
       componentId: 'shareActionSheet',
@@ -197,7 +199,14 @@ Page(Object.assign({
    * 页面上拉触底事件的处理函数
    */
   onReachBottom: function() {
-
+    if (this.data.loading) return;
+    let page = this.data.page || 1;
+    page = page + 1;
+    this.setData({
+      page,
+      loading: true
+    })
+    this._loadGroupList(page);
   },
 
   /**
@@ -207,10 +216,10 @@ Page(Object.assign({
 
   },
 
-  _getGroupList(page) {
+  _getGroupList() {
     this.commonService.getGroupList({
       limit: 20,
-      page
+      page: 1
     }).then(res => {
       if (res.code === 200 && res.data) {
         this.setData({
@@ -220,6 +229,31 @@ Page(Object.assign({
     });
   },
 
+  _loadGroupList(page) {
+    this.commonService.getGroupList({
+      limit: 20,
+      page
+    }).then(res => {
+      if (res.code === 200 && res.data) {
+        let groupList = this.data.groupList || [];
+        if (res.data.list.length > 0) {
+          this.setData({
+            groupList: groupList.concat(res.data.list),
+            loading: false,
+          })
+        } else {
+          this.setData({
+            loading: false
+          })
+        }
+      }
+    }).catch(error => {
+      this.setData({
+        loading: false
+      });
+    });
+  },
+
   _init() {
     let params = {
       actPrizeId: this.data.actPrizeId