do 304 requests and cache them in sqlite

1 files changed, 54 insertions, 0 deletions

diff --git a/include/mbgl/storage/file_source.hpp b/include/mbgl/storage/file_source.hpp
new file mode 100644
index 0000000000..4cc95ae24e
--- /dev/null
+++ b/include/mbgl/storage/file_source.hpp
@@ -0,0 +1,54 @@
+#ifndef MBGL_STORAGE_FILE_SOURCE
+#define MBGL_STORAGE_FILE_SOURCE
+
+#include <mbgl/storage/resource_type.hpp>
+#include <mbgl/storage/request.hpp>
+
+#include <string>
+#include <memory>
+#include <unordered_map>
+#include <functional>
+
+typedef struct uv_loop_s uv_loop_t;
+typedef struct uv_messenger_s uv_messenger_t;
+
+namespace mbgl {
+
+class BaseRequest;
+class SQLiteStore;
+
+class FileSource {
+private:
+    FileSource(const FileSource &) = delete;
+    FileSource(FileSource &&) = delete;
+    FileSource& operator=(const FileSource &) = delete;
+    FileSource& operator=(FileSource &&) = delete;
+
+public:
+    FileSource(uv_loop_t *loop);
+    ~FileSource();
+
+public:
+    // Stores and retrieves the base path/URL for relative requests
+    void setBase(const std::string &value);
+    const std::string &getBase() const;
+
+    std::unique_ptr<Request> request(ResourceType type, const std::string &url);
+
+    void prepare(std::function<void()> fn);
+
+private:
+    const unsigned long thread_id;
+
+    // Stores a URL that is used as a base for loading resources with relative path.
+    std::string base;
+
+    std::unordered_map<std::string, std::weak_ptr<BaseRequest>> pending;
+    std::shared_ptr<SQLiteStore> store;
+    uv_loop_t *loop = nullptr;
+    uv_messenger_t *queue = nullptr;
+};
+
+}
+
+#endif