Stop polling. Use SocketIO!

app/static/js/CorpusList.js

@@ -1,10 +1,12 @@
 class CorpusList extends List {
-  constructor(idOrElement, options, live=false) {
+  constructor(idOrElement, options) {
     super(idOrElement, options);
+    corporaSubscribers.push(this);
+  }
+
+
+  init() {
     this.createCorpusElements(corpora);
-    if (live) {
-      subscribers.corpora.push(this);
-    }
   }
 
 
@@ -48,7 +50,7 @@ class CorpusList extends List {
     List.updatePagination(this);
   }
 
-
+/*
   corporaUpdateHandler(delta) {
     var corpusElement, key, listItem;
 
@@ -76,4 +78,5 @@ class CorpusList extends List {
       }
     }
   }
+*/
 }

app/static/js/JobList.js

@@ -1,10 +1,12 @@
 class JobList extends List {
-  constructor(idOrElement, options, live=false) {
+  constructor(idOrElement, options) {
     super(idOrElement, options);
+    jobsSubscribers.push(this);
+  }
+
+
+  init() {
     this.createJobElements(jobs);
-    if (live) {
-      subscribers.jobs.push(this);
-    }
   }
 
 
@@ -51,7 +53,7 @@ class JobList extends List {
     List.updatePagination(this);
   }
 
-
+/*
   jobsUpdateHandler(delta) {
     var jobElement, jobStatusElement, key, listItem;
 
@@ -85,6 +87,7 @@ class JobList extends List {
       }
     }
   }
+*/
 }
 
 JobList.SERVICE_COLORS = {"nlp": "blue",

app/static/js/polls.js

@@ -1,58 +0,0 @@
-var subscribers = {"corpora": [], "jobs": []};
-
-
-function getCorpora() {
-  fetch("/api/v1.0/corpora")
-  .then(function(response) {
-    if (response.status >= 200 && response.status < 300) {
-      return Promise.resolve(response);
-    } else {
-      return Promise.reject(new Error(response.statusText));
-    }
-  })
-  .then(function(response) {
-      return response.json();
-  })
-  .then(function(data) {
-    if (JSON.stringify(corpora) != JSON.stringify(data)) {
-      corpora = data;
-      for (subscriber of subscribers.corpora) {
-        subscriber.corporaUpdateHandler();
-      }
-    }
-  })
-  .catch(function(error) {
-    console.log('Request failed', error);
-  });
-}
-
-
-function getJobs() {
-  fetch("/api/v1.0/jobs")
-  .then(function(response) {
-    if (response.status >= 200 && response.status < 300) {
-      return Promise.resolve(response);
-    } else {
-      return Promise.reject(new Error(response.statusText));
-    }
-  })
-  .then(function(response) {
-      return response.json();
-  })
-  .then(function(json) {
-    var delta = jsondiffpatch.diff(jobs, json);
-    if (delta) {
-      jobs = json;
-      for (subscriber of subscribers.jobs) {
-        subscriber.jobsUpdateHandler(delta);
-      }
-    }
-  })
-  .catch(function(error) {
-    console.log('Request failed', error);
-  });
-}
-
-
-setInterval(getCorpora, 5000);
-setInterval(getJobs, 5000);