1 files changed, 64 insertions, 0 deletions
diff --git a/src/ui/include/screen_track_browser.hpp b/src/ui/include/screen_track_browser.hpp
new file mode 100644
index 00000000..95fb80e2
--- /dev/null
+++ b/src/ui/include/screen_track_browser.hpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2023 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#pragma once
+
+#include <deque>
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "lvgl.h"
+
+#include "database.hpp"
+#include "screen.hpp"
+
+namespace ui {
+namespace screens {
+
+class TrackBrowser : public Screen {
+ public:
+  TrackBrowser(
+      std::weak_ptr<database::Database> db,
+      const std::string& title,
+      std::future<database::Result<database::IndexRecord>*>&& initial_page);
+  ~TrackBrowser() {}
+
+  auto Tick() -> void override;
+
+  auto OnItemSelected(lv_event_t* ev) -> void;
+  auto OnItemClicked(lv_event_t* ev) -> void;
+
+ private:
+  enum Position {
+    START = 0,
+    END = 1,
+  };
+  auto AddLoadingIndictor(Position pos) -> void;
+  auto AddResults(Position pos, database::Result<database::IndexRecord>*)
+      -> void;
+  auto DropPage(Position pos) -> void;
+  auto FetchNewPage(Position pos) -> void;
+
+  auto GetNumRecords() -> std::size_t;
+  auto GetItemIndex(lv_obj_t* obj) -> std::optional<std::size_t>;
+  auto GetRecordByIndex(std::size_t index)
+      -> std::optional<database::IndexRecord>;
+
+  std::weak_ptr<database::Database> db_;
+  lv_obj_t* list_;
+  lv_obj_t* loading_indicator_;
+
+  std::optional<Position> loading_pos_;
+  std::optional<std::future<database::Result<database::IndexRecord>*>>
+      loading_page_;
+
+  std::deque<std::unique_ptr<database::Result<database::IndexRecord>>>
+      current_pages_;
+};
+
+}  // namespace screens
+}  // namespace ui