Add a PathManager that takes care of all paths and creating folders

Move all path/folder-related code from SettingManager to PathManager

src/singletons/pathmanager.cpp

@@ -0,0 +1,57 @@
+#include "pathmanager.hpp"
+
+#include <QDir>
+#include <QStandardPaths>
+
+namespace chatterino {
+namespace singletons {
+
+PathManager &PathManager::getInstance()
+{
+    static PathManager instance;
+    return instance;
+}
+
+bool PathManager::init(int argc, char **argv)
+{
+    // Options
+    bool portable = false;
+
+    for (int i = 1; i < argc; ++i) {
+        if (strcmp(argv[i], "portable") == 0) {
+            portable = true;
+        }
+    }
+
+    // Root path = %APPDATA%/Chatterino or the folder that the executable resides in
+    QString rootPath;
+    if (portable) {
+        rootPath.append(QDir::currentPath());
+    } else {
+        // Get settings path
+        rootPath.append(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation));
+        if (rootPath.isEmpty()) {
+            printf("Error finding writable location for settings\n");
+            return false;
+        }
+    }
+
+    this->settingsFolderPath = rootPath;
+
+    if (!QDir().mkpath(this->settingsFolderPath)) {
+        printf("Error creating directory: %s\n", qPrintable(this->settingsFolderPath));
+        return false;
+    }
+
+    this->customFolderPath = rootPath + "/Custom";
+
+    if (!QDir().mkpath(this->customFolderPath)) {
+        printf("Error creating directory: %s\n", qPrintable(this->customFolderPath));
+        return false;
+    }
+
+    return true;
+}
+
+}  // namespace singletons
+}  // namespace chatterino