检索页新增最近检索逻辑

@@ -163,12 +163,24 @@ Page({
     this.productList(params);
   },
 
-  searchRecent: function() {
+  searchRecent: function(e) {
+    const key = e.target.dataset.key;
 
+    this.confirmQuery({
+      detail: {
+        value: key
+      }
+    });
   },
 
   deleteRecent: function() {
-
+    wx.setStorage({
+      key: 'search_hot_keys',
+      data: []
+    });
+    this.setData({
+      recentKeys: []
+    });
   },
 
   setRecentKeys: function(key) {

@@ -10,7 +10,8 @@
         <view class="title">最近搜索
             <image class="delete" src="../../../static/images/delete.png" bindtap="deleteRecent"></image></view>
         <view class="keys">
-            <text wx:for="{{recentKeys}}" wx:key="{{item}}" class="key" bindtap="searchRecent">{{item}}</text>
+            <text wx:for="{{recentKeys}}" wx:key="{{item}}" 
+                  class="key" bindtap="searchRecent" data-key="{{item}}">{{item}}</text>
         </view>
     </view>
     <view hidden="{{!searched}}">