From e075e88c7fb93241bd236271537fdbd88c526d52 Mon Sep 17 00:00:00 2001
From: Dan Paulat <dpaulat@gmail.com>
Date: Tue, 12 Apr 2022 21:37:26 -0500
Subject: [PATCH] Move mbgl cache to application local data storage

---
 scwx-qt/source/scwx/qt/main/main_window.cpp | 19 ++++++++++++++++++-
 scwx-qt/ts/scwx_en_US.ts                    |  2 +-
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/scwx-qt/source/scwx/qt/main/main_window.cpp b/scwx-qt/source/scwx/qt/main/main_window.cpp
index fd72560c..fd237a56 100644
--- a/scwx-qt/source/scwx/qt/main/main_window.cpp
+++ b/scwx-qt/source/scwx/qt/main/main_window.cpp
@@ -14,6 +14,7 @@
 #include <QFileDialog>
 #include <QMessageBox>
 #include <QSplitter>
+#include <QStandardPaths>
 #include <QToolButton>
 
 #include <boost/log/trivial.hpp>
@@ -41,7 +42,23 @@ public:
        elevationButtonsChanged_ {false},
        resizeElevationButtons_ {false}
    {
-      settings_.setCacheDatabasePath("/tmp/mbgl-cache.db");
+      std::string appDataPath {
+         QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation)
+            .toStdString()};
+      std::string cacheDbPath {appDataPath + "/mbgl-cache.db"};
+
+      if (!std::filesystem::exists(appDataPath))
+      {
+         if (!std::filesystem::create_directories(appDataPath))
+         {
+            BOOST_LOG_TRIVIAL(error)
+               << logPrefix_
+               << "Unable to create application local data directory: \""
+               << appDataPath << "\"";
+         }
+      }
+
+      settings_.setCacheDatabasePath(QString {cacheDbPath.c_str()});
       settings_.setCacheDatabaseMaximumSize(20 * 1024 * 1024);
    }
    ~MainWindowImpl() = default;
diff --git a/scwx-qt/ts/scwx_en_US.ts b/scwx-qt/ts/scwx_en_US.ts
index 030a9249..35c2eac2 100644
--- a/scwx-qt/ts/scwx_en_US.ts
+++ b/scwx-qt/ts/scwx_en_US.ts
@@ -102,7 +102,7 @@
 <context>
     <name>scwx::qt::main::MainWindow</name>
     <message>
-        <location filename="../source/scwx/qt/main/main_window.cpp" line="262"/>
+        <location filename="../source/scwx/qt/main/main_window.cpp" line="279"/>
         <source>Unrecognized NEXRAD Product:</source>
         <translation type="unfinished"></translation>
     </message>