From f4d9880d3c9555b48affad727589ef5c093b1841 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@gmail.com>
Date: Fri, 16 Sep 2022 23:28:09 +0200
Subject: source: clean up structure

---
 source/lib/src/xdg.cpp | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 source/lib/src/xdg.cpp

(limited to 'source/lib/src/xdg.cpp')

diff --git a/source/lib/src/xdg.cpp b/source/lib/src/xdg.cpp
new file mode 100644
index 0000000..cfd1719
--- /dev/null
+++ b/source/lib/src/xdg.cpp
@@ -0,0 +1,46 @@
+#include "wanda/xdg.hpp"
+
+#include <unistd.h>
+
+namespace wanda
+{
+  std::string xdg_variable(xdg_directory directory)
+  {
+    switch (directory)
+    {
+      case xdg_directory::data_home:
+        return "XDG_DATA_HOME";
+      case xdg_directory::config_home:
+        return "XDG_CONFIG_HOME";
+      case xdg_directory::cache_home:
+        return "XDG_CACHE_HOME";
+      case xdg_directory::runtime_dir:
+        return "XDG_RUNTIME_DIR";
+    }
+    return "XDG_INVALID_PATH";
+  }
+
+  std::filesystem::path xdg_path_for(xdg_directory directory, environment const & environment)
+  {
+    if (auto path = environment[xdg_variable(directory)]; !path.empty())
+    {
+      return path;
+    }
+
+    auto home = std::filesystem::path{environment["HOME"]};
+    switch (directory)
+    {
+      case xdg_directory::data_home:
+        return home / ".local/share";
+      case xdg_directory::config_home:
+        return home / ".config";
+      case xdg_directory::cache_home:
+        return home / ".cache";
+      case xdg_directory::runtime_dir:
+        return std::filesystem::path{"/run/user"} / std::to_string(::getuid());
+    }
+
+    return "";
+  }
+
+}  // namespace wanda
\ No newline at end of file
-- 
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