config file!

notes

@@ -43,17 +43,15 @@ TODO {
         ...
     }
     
+    - actual config file loading/saving
+    color scheme load/save
+    
     indexer abstraction for audioports (assign/add std::pair<float, float>)
     maybe a similar abstraction for processing notes to what commandreader does
     
     
-    - pattern folding (mode where all but every nth row is hidden (and skipped when scrolling), determined by a pattern property)
-    
-    - extra blank row at end of pattern
-    
-    
     bugs to fix {
-        it sometimes crashes on exit??
+        -? it sometimes crashes on exit??
         
         ... does graph really need to call reset() on its children at this point
     }

xybrid/config/directories.cpp

@@ -3,5 +3,7 @@ using namespace Xybrid::Config;
 
 #include <QStandardPaths>
 
+const QString Directories::configFile = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation).append("/xybrid/config.json");
+
 QString Directories::projects = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation).append("/xybrid/projects");
 QString Directories::presets = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation).append("/xybrid/nodes");

xybrid/config/directories.h

@@ -4,6 +4,8 @@
 
 namespace Xybrid::Config {
     namespace Directories {
+        const extern QString configFile;
+
         extern QString projects;
         extern QString presets;
     }

xybrid/fileops.cpp

@@ -11,6 +11,9 @@
 #include <QCborArray>
 #include <QCborStreamReader>
 #include <QCborStreamWriter>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonValue>
 
 #include <QUndoStack>
 #include <QFileDialog>
@@ -288,7 +291,18 @@ std::shared_ptr<Node> FileOps::loadNode(QString fileName, std::shared_ptr<Graph>
 }
 
 void FileOps::loadConfig() {
-    // TODO: actually load
+    QFile file(Config::Directories::configFile);
+    if (file.open(QFile::ReadOnly)) { // file exists! read in
+        QJsonDocument doc = QJsonDocument::fromJson(file.readAll());
+        auto root = doc.object();
+        file.close();
+
+        if (auto dirs = root["directories"].toObject(); !dirs.isEmpty()) {
+            if (auto s = dirs["projects"].toString(); !s.isNull()) Config::Directories::projects = s;
+            if (auto s = dirs["presets"].toString(); !s.isNull()) Config::Directories::presets = s;
+        }
+
+    }
 
     // make sure directories exist
     if (auto d = QDir(Config::Directories::projects); !d.exists()) d.mkpath(".");
@@ -296,5 +310,25 @@ void FileOps::loadConfig() {
 }
 
 void FileOps::saveConfig() {
+    QFileInfo fi(Config::Directories::configFile);
+    fi.dir().mkpath("."); // make sure directory exists
 
+    QFile file(fi.filePath());
+    if (!file.open(QFile::WriteOnly)) return;
+
+    QJsonDocument doc;
+    QJsonObject root;
+
+    {
+        QJsonObject dirs;
+
+        dirs["projects"] = Config::Directories::projects;
+        dirs["presets"] = Config::Directories::presets;
+
+        root["directories"] = dirs;
+    }
+
+    doc.setObject(root);
+    file.write(doc.toJson(QJsonDocument::Indented));
+    file.close();
 }

xybrid/main.cpp

@@ -33,5 +33,10 @@ int main(int argc, char *argv[]) {
     auto* w = new Xybrid::MainWindow();
     w->show();
 
+    // hook up exit event
+    QObject::connect(&a, &QCoreApplication::aboutToQuit, [] {
+        Xybrid::FileOps::saveConfig();
+    });
+
     return a.exec();
 }