add breadcrumbs to Sentry for all analytics events

Nos/Service/Analytics.swift

@@ -2,6 +2,7 @@ import Foundation
 import PostHog
 import Dependencies
 import Logger
+import Sentry
 import Starscream
 
 /// An object to manage analytics data, currently wired up to send data to PostHog and registered as a global
@@ -145,15 +146,6 @@ class Analytics {
         track("Logged out")
         postHog?.reset()
     }
-
-    private func track(_ eventName: String, properties: [String: Any] = [:]) {
-        if properties.isEmpty {
-            Log.info("Analytics: \(eventName)")
-        } else {
-            Log.info("Analytics: \(eventName): \(properties)")
-        }
-        postHog?.capture(eventName, properties: properties)
-    }
 
     /// Tracks when the user submits a search on the Discover screen.
     func searchedDiscover() {
@@ -302,3 +294,31 @@ class Analytics {
         track("Mentions Autocomplete Opened")
     }
 }
+
+extension Analytics {
+    /// Tracks the event with the given properties in the analytics provider.
+    /// Also calls `trackBreadcrumb` to track this event as a breadcrumb in our error reporting tool (Sentry).
+    /// - Parameters:
+    ///   - eventName: The event name to track.
+    ///   - properties: The properties to include with the event.
+    private func track(_ eventName: String, properties: [String: Any] = [:]) {
+        if properties.isEmpty {
+            Log.info("Analytics: \(eventName)")
+        } else {
+            Log.info("Analytics: \(eventName): \(properties)")
+        }
+        postHog?.capture(eventName, properties: properties)
+
+        trackBreadcrumb(eventName)
+    }
+
+    /// Adds a breadcrumb for the given event name for tracking in our error reporting tool (Sentry).
+    /// - Parameter eventName: The event for which to add a breadcrumb.
+    private func trackBreadcrumb(_ eventName: String) {
+        let crumb = Breadcrumb()
+        crumb.level = SentryLevel.info
+        crumb.category = "analytics"
+        crumb.message = eventName
+        SentrySDK.addBreadcrumb(crumb)
+    }
+}