From 1facae9ba5deb5af12093d70674b1661b1685c3d Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Sun, 11 Feb 2018 22:50:40 +0100
Subject: Restart kube after a storage upgrade.

We currently don't deal with disappearing databases, and the db's are
loaded on process initialization. Thus we have to restart Kube for now
when something was upgraded.
---
 applications/kube/main.cpp      | 17 +++++++++++------
 components/kube/qml/upgrade.qml | 11 +++++++++--
 2 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/applications/kube/main.cpp b/applications/kube/main.cpp
index 2feb8dc9..6cb1f769 100644
--- a/applications/kube/main.cpp
+++ b/applications/kube/main.cpp
@@ -39,6 +39,7 @@
 #include <QFont>
 #include <QDebug>
 #include <QTimer>
+#include <QQmlContext>
 #include <sink/store.h>
 
 #include "framework/src/keyring.h"
@@ -184,16 +185,20 @@ int main(int argc, char *argv[])
     }
 
     {
+        QQmlContext *rootContext = nullptr;
         bool upgradeComplete = false;
-        Sink::Store::upgrade().then([&] {
-            upgradeComplete = true;
-            app.quit();
+        Sink::Store::upgrade().then([&] (Sink::Store::UpgradeResult upgradeExecuted) {
+            upgradeComplete = !upgradeExecuted.upgradeExecuted;
+            if (rootContext) {
+                rootContext->setContextProperty("upgradeComplete", true);
+            }
         }).exec();
         if (!upgradeComplete) {
             QQmlApplicationEngine engine;
-            const auto file = findFile("/org/kube/components/kube/upgrade.qml", engine.importPathList());
-            engine.load(QUrl::fromLocalFile(file));
-            app.exec();
+            engine.rootContext()->setContextProperty("upgradeComplete", false);
+            rootContext = engine.rootContext();
+            engine.load(QUrl::fromLocalFile(findFile("/org/kube/components/kube/upgrade.qml", engine.importPathList())));
+            return app.exec();
         }
     }
 
diff --git a/components/kube/qml/upgrade.qml b/components/kube/qml/upgrade.qml
index 8548b54d..3ce1c63b 100644
--- a/components/kube/qml/upgrade.qml
+++ b/components/kube/qml/upgrade.qml
@@ -37,11 +37,18 @@ Controls2.ApplicationWindow {
         }
         spacing: 0
         Kube.Heading {
-            text: qsTr("Please wait while Kube is upgrading...")
+            text: !upgradeComplete ? qsTr("Please wait while Kube is upgrading...") : qsTr("Kube has upgraded the storage layer.")
             color: Kube.Colors.highlightColor
         }
         Kube.Label {
-            text: qsTr("This might take a while.")
+            text: !upgradeComplete ? qsTr("This might take a while.") : qsTr("Please exit and restart Kube.")
+        }
+        Kube.Button {
+            anchors.topMargin: Kube.Units.largeSpacing
+            text: qsTr("Exit")
+            onClicked: {
+                app.close()
+            }
         }
     }
 }
-- 
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