From 2b04ab65e21893f4eb95847d3ad007573fffe212 Mon Sep 17 00:00:00 2001
From: nephros <nemo@pgxperiiia10>
Date: Fri, 26 May 2023 09:40:44 +0200
Subject: [PATCH] Add option to load last-know-good patch list

Contributes-To: #277
---
 .../dbus/org.SfietKonstantin.patchmanager.xml              | 3 +++
 src/bin/patchmanager-daemon/patchmanagerobject.cpp         | 6 ++++++
 src/bin/patchmanager-daemon/patchmanagerobject.h           | 1 +
 src/qml/PatchManagerPage.qml                               | 6 ++++++
 src/qml/patchmanager.cpp                                   | 7 +++++++
 src/qml/patchmanager.h                                     | 1 +
 6 files changed, 24 insertions(+)

diff --git a/src/bin/patchmanager-daemon/dbus/org.SfietKonstantin.patchmanager.xml b/src/bin/patchmanager-daemon/dbus/org.SfietKonstantin.patchmanager.xml
index ae7e5b198..faa50d9c5 100644
--- a/src/bin/patchmanager-daemon/dbus/org.SfietKonstantin.patchmanager.xml
+++ b/src/bin/patchmanager-daemon/dbus/org.SfietKonstantin.patchmanager.xml
@@ -107,6 +107,9 @@
         <method name="getLoaded">
             <arg name="loaded" type="b" direction="out" />
         </method>
+        <method name="revertToLastGood">
+            <annotation name="org.freedesktop.DBus.Method.NoReply" value="true"/>
+        </method>
         <method name="resolveFailure">
             <annotation name="org.freedesktop.DBus.Method.NoReply" value="true"/>
         </method>
diff --git a/src/bin/patchmanager-daemon/patchmanagerobject.cpp b/src/bin/patchmanager-daemon/patchmanagerobject.cpp
index 8039944db..148d83cd6 100644
--- a/src/bin/patchmanager-daemon/patchmanagerobject.cpp
+++ b/src/bin/patchmanager-daemon/patchmanagerobject.cpp
@@ -1355,6 +1355,12 @@ bool PatchManagerObject::getLoaded() const
     return m_serverThread->isRunning();
 }
 
+void PatchManagerObject::revertToLastGood()
+{
+    m_appliedPatches = getLastGoodPatches();
+    setAppliedPatches(m_appliedPatches);
+}
+
 void PatchManagerObject::resolveFailure()
 {
     qDebug() << Q_FUNC_INFO;
diff --git a/src/bin/patchmanager-daemon/patchmanagerobject.h b/src/bin/patchmanager-daemon/patchmanagerobject.h
index 7876d320b..ffe29b693 100644
--- a/src/bin/patchmanager-daemon/patchmanagerobject.h
+++ b/src/bin/patchmanager-daemon/patchmanagerobject.h
@@ -129,6 +129,7 @@ public slots:
     bool getFailure() const;
     bool getLoaded() const;
     void resolveFailure();
+    void revertToLastGood();
     void loadRequest(bool apply);
 
     void lipstickChanged(const QString &state);
diff --git a/src/qml/PatchManagerPage.qml b/src/qml/PatchManagerPage.qml
index eb810835f..9aec60472 100644
--- a/src/qml/PatchManagerPage.qml
+++ b/src/qml/PatchManagerPage.qml
@@ -201,6 +201,12 @@ Page {
                 onClicked: pageStack.push(Qt.resolvedUrl("RestartServicesDialog.qml"))
             }
 
+            MenuItem {
+                text: qsTranslate("", "Load Pre-Failure List")
+                visible: PatchManager.failure
+                onClicked: menuRemorse.execute( text, function() { PatchManager.call(PatchManager.revertToLastGood()) } )
+            }
+
             MenuItem {
                 text: qsTranslate("", "Resolve failure")
                 visible: PatchManager.failure
diff --git a/src/qml/patchmanager.cpp b/src/qml/patchmanager.cpp
index db291f160..83738f8e3 100644
--- a/src/qml/patchmanager.cpp
+++ b/src/qml/patchmanager.cpp
@@ -661,6 +661,13 @@ void PatchManager::onLoadedChanged(bool loaded)
     emit loadedChanged(m_loaded);
 }
 
+void PatchManager::revertToLastGood()
+{
+    qDebug() << Q_FUNC_INFO;
+
+    m_interface->revertToLastGood();
+}
+
 void PatchManager::resolveFailure()
 {
     qDebug() << Q_FUNC_INFO;
diff --git a/src/qml/patchmanager.h b/src/qml/patchmanager.h
index e980a67dc..d5af9e1d0 100644
--- a/src/qml/patchmanager.h
+++ b/src/qml/patchmanager.h
@@ -182,6 +182,7 @@ public slots:
     void onFailureChanged(bool failed);
     void onLoadedChanged(bool loaded);
 
+    void revertToLastGood();
     void resolveFailure();
 
 signals: