From e47f80fe316f2a7458602e1eb3af18c6f76c2f73 Mon Sep 17 00:00:00 2001
From: Jay Ohms <jay.ohms@gmail.com>
Date: Thu, 31 Mar 2022 19:42:22 -0400
Subject: [PATCH] Add a visitRendered() callback that web fragments can use.

---
 .../hotwire/turbo/delegates/TurboWebFragmentDelegate.kt    | 1 +
 .../hotwire/turbo/fragments/TurboWebFragmentCallback.kt    | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/turbo/src/main/kotlin/dev/hotwire/turbo/delegates/TurboWebFragmentDelegate.kt b/turbo/src/main/kotlin/dev/hotwire/turbo/delegates/TurboWebFragmentDelegate.kt
index 9483558e..a62f14d0 100644
--- a/turbo/src/main/kotlin/dev/hotwire/turbo/delegates/TurboWebFragmentDelegate.kt
+++ b/turbo/src/main/kotlin/dev/hotwire/turbo/delegates/TurboWebFragmentDelegate.kt
@@ -191,6 +191,7 @@ internal class TurboWebFragmentDelegate(
     }
 
     override fun visitRendered() {
+        callback.onVisitRendered(location)
         navDestination.fragmentViewModel.setTitle(title())
         removeTransitionalViews()
     }
diff --git a/turbo/src/main/kotlin/dev/hotwire/turbo/fragments/TurboWebFragmentCallback.kt b/turbo/src/main/kotlin/dev/hotwire/turbo/fragments/TurboWebFragmentCallback.kt
index 7ac6d92a..ecb93ccd 100644
--- a/turbo/src/main/kotlin/dev/hotwire/turbo/fragments/TurboWebFragmentCallback.kt
+++ b/turbo/src/main/kotlin/dev/hotwire/turbo/fragments/TurboWebFragmentCallback.kt
@@ -56,6 +56,13 @@ interface TurboWebFragmentCallback {
      */
     fun onVisitStarted(location: String) {}
 
+    /**
+     * Called when a Turbo visit has rendered (from a cached snapshot or
+     * from a fresh network request). This may be called multiple times
+     * during a normal visit lifecycle.
+     */
+    fun onVisitRendered(location: String) {}
+
     /**
      * Called when a Turbo visit has completed.
      */