wanda: extract core components

1 files changed, 61 insertions, 0 deletions

diff --git a/src/wandad.cpp b/src/wandad.cpp
new file mode 100644
index 0000000..169efd9
--- /dev/null
+++ b/src/wandad.cpp
@@ -0,0 +1,61 @@
+#include "control_interface.hpp"
+#include "filesystem.hpp"
+#include "optional.hpp"
+#include "setting.hpp"
+#include "wallpaper.hpp"
+
+#include <boost/asio.hpp>
+
+#include <csignal>
+#include <iostream>
+#include <set>
+#include <string>
+
+namespace
+{
+
+constexpr auto image_filter = [](auto const &path) {
+  static auto const extensions = std::set<std::filesystem::path>{
+      std::filesystem::path{".jpg"},
+      std::filesystem::path{".png"},
+  };
+
+  if (!std::filesystem::is_regular_file(path))
+  {
+    return false;
+  }
+
+  return extensions.find(path.extension()) != extensions.cend();
+};
+
+} // namespace
+
+int main()
+{
+  using namespace wanda::std_ext;
+
+  with(wanda::scan({"/usr/share/backgrounds"}, image_filter), [](auto const &list) {
+    auto wallpaper = wanda::random_pick(list);
+    wanda::set_wallpaper(wallpaper);
+
+    auto service = boost::asio::io_service{};
+    auto interface = wanda::make_interface(service, ".wanda_interface");
+    auto status = interface->start();
+
+    if (status)
+    {
+      return;
+    }
+
+    auto signals = boost::asio::signal_set{service, SIGINT};
+    signals.async_wait([&](auto const &error, auto const signal) {
+      if (!error && signal == SIGINT)
+      {
+        interface->shutdown();
+        service.stop();
+      }
+    });
+
+    service.run();
+  }) || [] { std::cerr << "Directory does not exist\n"; };
+}