解决搜索页面，appfreeze、crash问题

@@ -66,31 +66,31 @@ export struct SearchComponent {
     this.breakpointSystem.unregister();
   }
 
-  getRelatedSearchContent() {
-    if (StringUtils.isNotEmpty(this.searchText)) {
-      SearcherAboutDataModel.getRelatedSearchContentData(encodeURI(this.searchText), getContext(this)).then((value) => {
+  getRelatedSearchContent(searchText: string) {
+    if (StringUtils.isNotEmpty(searchText)) {
+      SearcherAboutDataModel.getRelatedSearchContentData(encodeURI(searchText), getContext(this)).then((value) => {
         if (value != null && value.length > 0) {
           this.relatedSearchContentsData = []
           value.forEach(item => {
             let tempValue: string = item
             let tempArr: string[] = []
-            if (tempValue.indexOf(this.searchText) === -1) {
+            if (tempValue.indexOf(searchText) === -1) {
               tempArr.push(item)
               this.relatedSearchContentsData.push(new SearchRelatedItem(item, tempArr))
             } else {
-              while (tempValue.indexOf(this.searchText) != -1) {
-                let index = tempValue.indexOf(this.searchText)
+              while (tempValue.indexOf(searchText) != -1) {
+                let index = tempValue.indexOf(searchText)
                 if (index === 0) {
                   try {
-                    tempArr.push(this.searchText)
-                    tempValue = tempValue.substring(this.searchText.length, tempValue.length)
+                    tempArr.push(searchText)
+                    tempValue = tempValue.substring(searchText.length, tempValue.length)
                   } catch (e) {
                   }
                 } else {
                   try {
                     tempArr.push(tempValue.substring(0, index))
-                    tempArr.push(this.searchText)
-                    tempValue = tempValue.substring(index + this.searchText.length, tempValue.length)
+                    tempArr.push(searchText)
+                    tempValue = tempValue.substring(index + searchText.length, tempValue.length)
                   } catch (e) {
                   }
                 }
@@ -356,7 +356,7 @@ export struct SearchComponent {
                 this.resetSearch()
               } else {
                 if (this.hasInputContent) {
-                  this.getRelatedSearchContent()
+                  this.getRelatedSearchContent(value)
                 }
               }
             })