#pragma once

#include "PathView.g.h"
#include "RenderableView.h"

namespace winrt::RNSVG::implementation {

struct PathView : PathViewT<PathView, RNSVG::implementation::RenderableView> {
 public:
  PathView() = default;

  // IRenderablePaper
  void UpdateProperties(Microsoft::ReactNative::IJSValueReader const &reader, bool forceUpdate, bool invalidate);

  // IRenderable
  void CreateGeometry(RNSVG::D2DDeviceContext const &context);

 private:
  std::string m_d;
  std::vector<float> m_segmentData;
  std::vector<D2D1_SVG_PATH_COMMAND> m_commands;

  std::unordered_map<char, D2D1_SVG_PATH_COMMAND> m_cmds{
      {'M', D2D1_SVG_PATH_COMMAND_MOVE_ABSOLUTE},
      {'m', D2D1_SVG_PATH_COMMAND_MOVE_RELATIVE},
      {'Z', D2D1_SVG_PATH_COMMAND_CLOSE_PATH},
      {'z', D2D1_SVG_PATH_COMMAND_CLOSE_PATH},
      {'L', D2D1_SVG_PATH_COMMAND_LINE_ABSOLUTE},
      {'l', D2D1_SVG_PATH_COMMAND_LINE_RELATIVE},
      {'H', D2D1_SVG_PATH_COMMAND_HORIZONTAL_ABSOLUTE},
      {'h', D2D1_SVG_PATH_COMMAND_HORIZONTAL_RELATIVE},
      {'V', D2D1_SVG_PATH_COMMAND_VERTICAL_ABSOLUTE},
      {'v', D2D1_SVG_PATH_COMMAND_VERTICAL_RELATIVE},
      {'C', D2D1_SVG_PATH_COMMAND_CUBIC_ABSOLUTE},
      {'c', D2D1_SVG_PATH_COMMAND_CUBIC_RELATIVE},
      {'S', D2D1_SVG_PATH_COMMAND_CUBIC_SMOOTH_ABSOLUTE},
      {'s', D2D1_SVG_PATH_COMMAND_CUBIC_SMOOTH_RELATIVE},
      {'Q', D2D1_SVG_PATH_COMMAND_QUADRADIC_ABSOLUTE},
      {'q', D2D1_SVG_PATH_COMMAND_QUADRADIC_RELATIVE},
      {'T', D2D1_SVG_PATH_COMMAND_QUADRADIC_SMOOTH_ABSOLUTE},
      {'t', D2D1_SVG_PATH_COMMAND_QUADRADIC_SMOOTH_RELATIVE},
      {'A', D2D1_SVG_PATH_COMMAND_ARC_ABSOLUTE},
      {'a', D2D1_SVG_PATH_COMMAND_ARC_RELATIVE},
  };

  void ParsePath();

  // Parser helpers
  void SkipSpaces(size_t &index);
  void SkipDigits(size_t &index);
  void SkipListSeparator(size_t &index);
  bool IsCommand(char const &cmd);
  bool IsNumberStart(char const &c);
  bool IsDigit(char const &c);
  bool IsUpper(char const &c);
  bool IsSpace(char const &c);
  float ParseListNumber(size_t &index);
  float ParseNumber(size_t &index);
  float ParseFlag(size_t &index);
};
} // namespace winrt::RNSVG::implementation

namespace winrt::RNSVG::factory_implementation {
struct PathView : PathViewT<PathView, implementation::PathView> {};
} // namespace winrt::RNSVG::factory_implementation