More refactoring in prep for a real design.

watcher.cpp

@@ -0,0 +1,31 @@
+#include "watcher.hpp"
+#include <filesystem>
+using namespace std;
+namespace fs = std::filesystem;
+
+void UpdateListener::handleFileAction(efsw::WatchID watchid,
+    const std::string& dir,
+    const std::string& filename,
+    efsw::Action action,
+    std::string oldFilename)
+{
+
+  // this is some gnarly BS here, probably tons
+  // of memory leaks for now but it's working
+  int ignored = 1;
+  auto the_path = fs::path(dir) / fs::path(filename);
+  string full_path = the_path.lexically_normal().string();
+
+  std::replace(full_path.begin(),
+      full_path.end(), '\\', '/');
+
+  int rc = git_ignore_path_is_ignored(&ignored, repo, full_path.c_str());
+
+  if(!ignored) {
+    changes = changes || !ignored;
+  }
+}
+
+void UpdateListener::reset_state() {
+  changes = false;
+}