#ifndef RSQL_PARSER_PARSER_HPP
#define RSQL_PARSER_PARSER_HPP

#include "token.hpp"
#include "token_type.hpp"

#include <memory>
#include <vector>

namespace matador::rsql {
class node;

class parser {
public:
    explicit parser(std::vector<token> t);

    std::shared_ptr<node> parse();

private:
    // OR level
    std::shared_ptr<node> parse_or_expression();

    // AND level
    std::shared_ptr<node> parse_and_expression();

    // Primary: parenthesis or condition
    std::shared_ptr<node> parse_primary();
    std::shared_ptr<node> parse_condition();

    bool match(const std::vector<token_type>& types);

    const token& previous() const;

private:
    std::vector<token> tokens_;
    size_t current_size_ = 0;
};
}
#endif //RSQL_PARSER_PARSER_HPP