first commit

common/resources/client/uploads/uploader/progress-timeout.ts

@@ -0,0 +1,26 @@
+export class ProgressTimeout {
+  public aliveTimer: any;
+  public isDone = false;
+  public timeout = 30000;
+  public timeoutHandler: (() => void) | null = null;
+
+  progress() {
+    // Some browsers fire another progress event when the upload is
+    // cancelled, so we have to ignore progress after the timer was
+    // told to stop.
+    if (this.isDone || !this.timeoutHandler) return;
+
+    if (this.timeout > 0) {
+      clearTimeout(this.aliveTimer);
+      this.aliveTimer = setTimeout(this.timeoutHandler, this.timeout);
+    }
+  }
+
+  done() {
+    if (!this.isDone) {
+      clearTimeout(this.aliveTimer);
+      this.aliveTimer = null;
+      this.isDone = true;
+    }
+  }
+}