From 09dbf09b5fa6d106a57cdb601c6ed6c23e00f7dd Mon Sep 17 00:00:00 2001
From: David Gay <david@davidgay.org>
Date: Thu, 27 May 2021 19:24:12 -0400
Subject: Make timer more robust, and `stop_activity` if you can't do it

---
 app/javascript/controllers/timer_controller.js | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

(limited to 'app/javascript')

diff --git a/app/javascript/controllers/timer_controller.js b/app/javascript/controllers/timer_controller.js
index 7714bad..5190a79 100644
--- a/app/javascript/controllers/timer_controller.js
+++ b/app/javascript/controllers/timer_controller.js
@@ -12,6 +12,7 @@ export default class extends Controller {
   initialize() {
     this.counter = this.startValue;
     this.timerTarget.textContent = this.counter;
+    this.postFailures = 0;
   }
 
   connect() {
@@ -23,14 +24,27 @@ export default class extends Controller {
   }
 
   startUpdating() {
+    let controller = this;
     this.timerInterval = setInterval(() => {
-      if (this.counter > 0) {
-        this.timerTarget.textContent = this.counter.toString();
-        this.counter--;
-      } else if (this.counter === 0) {
+      if (controller.postFailures >= 5) {
+        alert("An error occurred. Please submit a bug report, explaining what you were doing when it occurred.");
+        clearInterval(controller.timerInterval);
+        return;
+      }
+
+      if (controller.counter > 0) {
+        controller.timerTarget.textContent = controller.counter.toString();
+        controller.counter--;
+      } else if (this.counter <= 0) {
         Rails.ajax({
           type: "POST",
-          url: this.postUrlValue,
+          url: controller.postUrlValue,
+          success: () => {
+            controller.postFailures = 0;
+          },
+          error: () => {
+            controller.postFailures++;
+          },
         });
       }
     }, 1000);
-- 
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