门票刷新问题修改

@@ -4,6 +4,7 @@ Component({
       data: {
         type: Array,
         value: [],
+        observer: '_dataChange'
       },
     },
     data: {
@@ -11,26 +12,28 @@ Component({
       ticketCode: '',
       ticketList: [],
     },
-    ready: function() {
-      let ticketList = [];
-      this.properties.data.map(function(val, index) {
-        for (let item of val.ticks) {
-          if (item) {
-            ticketList.push(item);
-          }
-        }    
-      })
-
-      if (ticketList.length) {
-        let ticket = ticketList[0];
-        let ticketCode = ticket.ticket_code || '';
-        this.setData({
-          ticketCode,
-          ticketList
-        });
-      }
-    },
+   
     methods: {
+      _dataChange(newValue, oldValue) {
+        let ticketList = [];
+        newValue.map(function(val, index) {
+          for (let item of val.ticks) {
+            if (item) {
+              ticketList.push(item);
+            }
+          }    
+        })
+  
+        if (ticketList.length) {
+          let ticket = ticketList[0];
+          let ticketCode = ticket.ticket_code || '';
+          this.setData({
+            ticketCode,
+            ticketList
+          });
+        }
+      },
+
       swiperChange: function (e) {
         let swiperCurrent = e.detail.current;
         let ticket = this.data.ticketList[swiperCurrent];