[Web Portal] Replace the suffix if a cloned job is resubmited

src/webportal/src/app/job/job-submit/job-submit.component.js

@@ -37,6 +37,14 @@ const jobSubmitHtml = jobSubmitComponent({
 let editor;
 let jobDefaultConfig;
 
+const getChecksum = (str) => {
+  let res = 0;
+  for (const c of str) {
+    res^= c.charCodeAt(0) & 0xff;
+  }
+  return res.toString(16);
+};
+
 const isValidJson = (str) => {
   let valid = true;
   let errors = null;
@@ -173,9 +181,17 @@ $(document).ready(() => {
           url: url,
           type: 'GET',
           success: (data) => {
-            let jobConfigObj = JSON.parse(data);
-            let timestamp = Date.now();
-            jobConfigObj.jobName += `_${timestamp}`;
+            let jobConfigObj = data;
+            if (typeof(jobConfigObj) === 'string') {
+              jobConfigObj = JSON.parse(data);
+            }
+            let name = jobConfigObj.jobName;
+            if (/_\w{8}$/.test(name) && getChecksum(name.slice(0, -2)) === name.slice(-2)) {
+              name = name.slice(0, -9);
+            }
+            name = `${name}_${Date.now().toString(16).substr(0, 6)}`;
+            name = name + getChecksum(name);
+            jobConfigObj.jobName = name;
             editor.setValue(Object.assign({}, jobDefaultConfig, jobConfigObj));
           },
           error: (xhr, textStatus, error) => {

src/webportal/src/app/marketplace/job-submit/job-submit.component.js

@@ -138,7 +138,11 @@ $(document).ready(() => {
     if (type != null && username != null && jobname != null) {
       const url = `${webportalConfig.restServerUri}/api/v1/user/${username}/jobs/${jobname}/config`;
       $.get(url, (data) => {
-        userTemplate.updatePageFromYaml(data);
+        if (typeof data === 'string') {
+          userTemplate.updatePageFromYaml(data);
+        } else {
+          userTemplate.updatePageFromJson(data);
+        }
         $('#submitJob').attr('disabled', false);
       });
     }