From 2102131d99d8ab8d81a61c749695eea882a02e1c Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Sat, 6 Jul 2019 10:51:16 +0200
Subject: [PATCH] Added live data patch

---
 .../lifecycle/ComputableLiveData.java         |  8 ++++++
 livedata.patch                                | 27 +++++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 livedata.patch

diff --git a/app/src/main/java/androidx/lifecycle/ComputableLiveData.java b/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
index 837a35dbf9..338af5c89b 100644
--- a/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
+++ b/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
@@ -89,14 +89,22 @@ public abstract class ComputableLiveData<T> {
         @Override
         public void run() {
             boolean computed;
+            long last;
             do {
                 computed = false;
                 // compute can happen only in 1 thread but no reason to lock others.
                 if (mComputing.compareAndSet(false, true)) {
                     // as long as it is invalid, keep computing.
                     try {
+                        last = android.os.SystemClock.elapsedRealtime();
                         T value = null;
                         while (mInvalid.compareAndSet(true, false)) {
+                            long now = android.os.SystemClock.elapsedRealtime();
+                            if (last + 1500 < now && value != null) {
+                                eu.faircode.email.Log.i(mLiveData + " post age=" + (now - last));
+                                last = now;
+                                mLiveData.postValue(value);
+                            }
                             computed = true;
                             value = compute();
                         }
diff --git a/livedata.patch b/livedata.patch
new file mode 100644
index 0000000000..4b4c500e81
--- /dev/null
+++ b/livedata.patch
@@ -0,0 +1,27 @@
+diff --git a/app/src/main/java/androidx/lifecycle/ComputableLiveData.java b/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
+index 837a35dbf..338af5c89 100644
+--- a/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
++++ b/app/src/main/java/androidx/lifecycle/ComputableLiveData.java
+@@ -89,14 +89,22 @@ public abstract class ComputableLiveData<T> {
+         @Override
+         public void run() {
+             boolean computed;
++            long last;
+             do {
+                 computed = false;
+                 // compute can happen only in 1 thread but no reason to lock others.
+                 if (mComputing.compareAndSet(false, true)) {
+                     // as long as it is invalid, keep computing.
+                     try {
++                        last = android.os.SystemClock.elapsedRealtime();
+                         T value = null;
+                         while (mInvalid.compareAndSet(true, false)) {
++                            long now = android.os.SystemClock.elapsedRealtime();
++                            if (last + 1500 < now && value != null) {
++                                eu.faircode.email.Log.i(mLiveData + " post age=" + (now - last));
++                                last = now;
++                                mLiveData.postValue(value);
++                            }
+                             computed = true;
+                             value = compute();
+                         }