/*
 * Copyright 2026 Joel Klinghed
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */

#ifndef XCB_COLORS_HH
#define XCB_COLORS_HH

#include "xcb_connection.hh"

#include <memory>

namespace xcb {

class Colors {
 protected:
  class Storage;

 public:
  virtual ~Colors() = default;

  class Color {
   public:
    uint32_t get() { return colors_->get(id_); }

    Color(std::shared_ptr<Storage> colors, size_t id)
        : colors_(colors), id_(id) {}

   private:
    std::shared_ptr<Storage> colors_;
    size_t id_;
  };

  [[nodiscard]]
  virtual Color get_with_fallback(uint8_t r, uint8_t g, uint8_t b,
                                  uint32_t fallback) = 0;

  virtual bool sync() = 0;

  [[nodiscard]]
  static std::unique_ptr<Colors> create(shared_conn conn,
                                        xcb_colormap_t colormap);

 protected:
  Colors() = default;
  Colors(Colors const&) = delete;
  Colors& operator=(Colors const&) = delete;

  class Storage {
   public:
    virtual ~Storage() = default;

    virtual uint32_t get(size_t id) const = 0;

   protected:
    Storage() = default;
  };
};

}  // namespace xcb

#endif  // XCB_COLORS_HH