为toPage增加reload、back方式

src/core/libs/utils.js

@@ -163,6 +163,14 @@ function toPage(url, options, type) {
         ...options
     };
     switch (type) {
+        case "reload":
+            let pages = getCurrentPages();
+            currentPage = pages[pages.length - 1];
+            currentPage.onShow(currentPage.options);
+            break;
+        case "back":
+            uni.navigateBack({ delta: 1 });
+            break;
         case "relaunch":
             uni.reLaunch(params);
             break;