fix praise login

@@ -125,8 +125,11 @@ export default {
         hide: left - inx > 1 || inx - right > 1
       };
     },
-    praiseArticle(e) {
+    async praiseArticle(e) {
       if (e.timeStamp - this._preTimeStamp < dblclickDdelay) {
+        const user = await this.$sdk.getUser();
+
+        if (user && user.uid) {
           this.onAnimation = true;
           this._lottieTimer && clearTimeout(this._lottieTimer);
           this.$refs.lottie.play();
@@ -134,7 +137,11 @@ export default {
             this.$refs.lottie.stop();
             this.onAnimation = false;
           }, 1000);
+
           this.$emit('on-praise');
+        } else {
+          this.$sdk.goLogin();
+        }
       }
 
       this._preTimeStamp = e.timeStamp;