底部导航问题

src/components/tabbarPage.vue

@@ -51,6 +51,7 @@ export default {
     },
   },
   onLoad(options) {
+    let tabIndex = this.index>=this.mpApp.globalData.footerVal.componentData.list.length?this.mpApp.globalData.footerVal.componentData.list.length-1:this.index;
     this.params = this.$options.data.call(this).params
     let ss = wx.getStorageSync("sessionid");
     this.ss = ss ? `&sessionid=${ss}` : "";
@@ -64,21 +65,22 @@ export default {
     }
     // tabbar 跳转
     let homeIndex = checkTabbarPage("/");
-    homeIndex != 0 && homeIndex == this.index && (this.index = 0);
-    if (this.mpApp.globalData.footerVal.componentData.list[this.index].link) {
+    homeIndex != 0 && homeIndex == tabIndex && (tabIndex = 0);
+    console.log(this.mpApp.globalData.footerVal,tabIndex,this.mpApp.globalData.footerVal.componentData.list.length,'--this.mpApp.globalData.footerVal')
+    if (this.mpApp.globalData.footerVal.componentData.list[tabIndex].link) {
       this.page = getUrlofLink(
-        this.mpApp.globalData.footerVal.componentData.list[this.index].link
+        this.mpApp.globalData.footerVal.componentData.list[tabIndex].link
       );
       let query=serialize(options)
       console.log(query,'==================', this.params,'-----------------')
       this.params+=query?'&'+query:''
     }
      let  reg = /^\/pages\//;
-    console.log(this.pageUrl,'pageUrl======================',this.mpApp.globalData.footerVal.componentData.list[this.index].link)
-    if (this.mpApp.globalData.footerVal.componentData.list[this.index].link) {
-      if(reg.test(this.mpApp.globalData.footerVal.componentData.list[this.index].link.link)){
+    console.log(this.pageUrl,'pageUrl======================',this.mpApp.globalData.footerVal.componentData.list[tabIndex].link)
+    if (this.mpApp.globalData.footerVal.componentData.list[tabIndex].link) {
+      if(reg.test(this.mpApp.globalData.footerVal.componentData.list[tabIndex].link.link)){
         wx.reLaunch({
-          url: this.mpApp.globalData.footerVal.componentData.list[this.index].link.link,
+          url: this.mpApp.globalData.footerVal.componentData.list[tabIndex].link.link,
         });
       }
     }