#ifndef SYNTAX_PARSER_H
#define SYNTAX_PARSER_H

#include "ruby/decl.h"
#include "syntax/decl.h"
#include "syntax/line_map.h"

struct Parser {
  struct Editor *editor = nullptr;
  std::string lang;
  std::unique_ptr<StateBase> (*parse_func)(std::vector<Token> *tokens,
                                           StateBase *in_state,
                                           const char *text, uint32_t len,
                                           uint32_t line_num);
  bool (*state_match_func)(StateBase *state_1, StateBase *state_2);
  mrb_value parser_block = mrb_nil_value();
  mrb_value match_block = mrb_nil_value();
  bool is_custom{false};
  std::atomic<uint32_t> scroll_max{0};
  std::atomic<bool> scroll_dirty{false};
  LineMap line_map = LineMap();

  Parser(Editor *editor, std::string n_lang, uint32_t n_scroll_max);
  void edit(uint32_t start_line, uint32_t removed_rows, uint32_t inserted_rows);
  void work();
  void scroll(uint32_t line);
};

#endif