From e7b8f6741e31f8d4c6d2329e86977b1897abf566 Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@buaa.edu.cn>
Date: Fri, 7 Dec 2018 16:11:34 +0800
Subject: [PATCH] [bugfix] Popup: can not hide in iOS 8 (#1029)

---
 packages/mixins/transition.ts | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/packages/mixins/transition.ts b/packages/mixins/transition.ts
index da4eae28..a3845734 100644
--- a/packages/mixins/transition.ts
+++ b/packages/mixins/transition.ts
@@ -16,23 +16,38 @@ export const transition = function(showDefaultValue) {
     data: {
       type: '',
       inited: false,
-      display: false
+      display: false,
+      supportAnimation: true
     },
 
     attached() {
       if (this.data.show) {
         this.show();
       }
+
+      this.detectSupport();
     },
 
     methods: {
+      detectSupport() {
+        wx.getSystemInfo({
+          success: info => {
+            if (info && info.system && info.system.indexOf('iOS 8') === 0) {
+              this.set({ supportAnimation: false });
+            }
+          }
+        });
+      },
+
       observeShow(value) {
         if (value) {
           this.show();
         } else {
-          this.set({
-            type: 'leave'
-          });
+          if (this.data.supportAnimation) {
+            this.set({ type: 'leave' });
+          } else {
+            this.set({ display: false });
+          }
         }
       },