heartbeats

1 files changed, 29 insertions, 0 deletions

diff --git a/src/client/util/ClientDiagnostics.ts b/src/client/util/ClientDiagnostics.ts
new file mode 100644
index 000000000..e454cdecb
--- /dev/null
+++ b/src/client/util/ClientDiagnostics.ts
@@ -0,0 +1,29 @@
+import { observable, runInAction } from "mobx";
+import { MainView } from "../views/MainView";
+
+export namespace ClientDiagnostics {
+
+    export function start() {
+
+        let serverPolls = 0;
+        const serverHandle = setInterval(async () => {
+            if (++serverPolls === 20) {
+                alert("Your connection to the server has been terminated.");
+                clearInterval(serverHandle);
+            }
+            await fetch("/serverHeartbeat");
+            serverPolls--;
+        }, 100);
+
+
+        const solrHandle = setInterval(async () => {
+            const response = await fetch("/solrHeartbeat");
+            if (!response) {
+                alert("Looks like SOLR is not running on your machine.");
+                clearInterval(solrHandle);
+            }
+        }, 100);
+
+    }
+
+}
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