1 files changed, 28 insertions, 0 deletions
diff --git a/filecache.hpp b/filecache.hpp
new file mode 100644
index 0000000..dfc8638
--- /dev/null
+++ b/filecache.hpp
@@ -0,0 +1,28 @@
+#pragma once
+#include <cpr/cpr.h>
+#include <functional>
+#include <string>
+#include <filesystem>
+#include <vector>
+#include <unordered_map>
+
+// todo throttle requests and keep track of active requests to stop redundant requests
+
+class Cache {
+public:
+    Cache();
+    ~Cache();
+
+    using callback_type = std::function<void(std::string)>;
+    void GetFileFromURL(std::string url, callback_type cb);
+
+private:
+    std::string SanitizeString(std::string str);
+    void CleanupFutures();
+    void RespondFromPath(std::filesystem::path path, callback_type cb);
+    void OnResponse(const cpr::Response &r);
+
+    std::unordered_map<std::string, std::vector<callback_type>> m_callbacks;
+    std::vector<std::future<void>> m_futures;
+    std::filesystem::path m_tmp_path;
+};