岗位推荐固定插入改为随机插入

pages/index/components/index-one.vue

@@ -359,7 +359,11 @@ function getJobRecommend(type = 'add') {
         ...pageState.search,
         ...conditionSearch.value,
     };
-    let comd = { recommend: true, jobCategory: '', tip: '确认你的兴趣，为您推荐更多合适的岗位' };
+    let comd = {
+        recommend: true,
+        jobCategory: '',
+        tip: '确认你的兴趣，为您推荐更多合适的岗位',
+    };
     $api.createRequest('/app/job/recommend', params).then((resData) => {
         const { data, total } = resData;
         pageState.total = 0;
@@ -380,7 +384,16 @@ function getJobRecommend(type = 'add') {
 
                     if (question) {
                         comd.jobCategory = question;
-                        data.unshift(comd);
+                        // 生成随机插入位置，排除前两个和最后两个位置
+                        let insertIndex;
+                        if (data.length <= 4) {
+                            // 如果数据长度小于等于4，直接插入到中间位置
+                            insertIndex = Math.floor(data.length / 2);
+                        } else {
+                            // 生成2到data.length-2之间的随机位置
+                            insertIndex = Math.floor(Math.random() * (data.length - 4)) + 2;
+                        }
+                        data.splice(insertIndex, 0, comd);
                     }
                 }
                 const reslist = dataToImg(data);