url.h

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#ifndef ADA_URL_H
#define ADA_URL_H
 
#include <algorithm>
#include <optional>
#include <ostream>
#include <string>
#include <string_view>
 
#include "ada/checkers.h"
#include "ada/common_defs.h"
#include "ada/url_base.h"
#include "ada/url_components.h"
#include "ada/helpers.h"
 
namespace ada {
 
struct url_aggregator;
 
// namespace parser {
// template <typename result_type>
// result_type parse_url(std::string_view user_input,
//                       const result_type* base_url = nullptr);
// template <typename result_type, bool store_values>
// result_type parse_url_impl(std::string_view user_input,
//                            const result_type* base_url = nullptr);
// }

struct url : url_base {
  url() = default;
  url(const url &u) = default;
  url(url &&u) noexcept = default;
  url &operator=(url &&u) noexcept = default;
  url &operator=(const url &u) = default;
  ~url() override = default;

  std::string username{};

  std::string password{};

  std::optional<std::string> host{};

  std::optional<uint16_t> port{};

  std::string path{};

  std::optional<std::string> query{};

  std::optional<std::string> hash{};

  [[nodiscard]] inline bool has_empty_hostname() const noexcept;

  [[nodiscard]] inline bool has_port() const noexcept;

  [[nodiscard]] inline bool has_hostname() const noexcept;

  [[nodiscard]] bool has_valid_domain() const noexcept override;

  [[nodiscard]] std::string to_string() const override;

  [[nodiscard]] ada_really_inline std::string get_href() const noexcept;

  [[nodiscard]] std::string get_origin() const noexcept override;

  [[nodiscard]] std::string get_protocol() const noexcept;

  [[nodiscard]] std::string get_host() const noexcept;

  [[nodiscard]] std::string get_hostname() const noexcept;

  [[nodiscard]] constexpr std::string_view get_pathname() const noexcept;

  [[nodiscard]] ada_really_inline size_t get_pathname_length() const noexcept;

  [[nodiscard]] std::string get_search() const noexcept;

  [[nodiscard]] const std::string &get_username() const noexcept;

  bool set_username(std::string_view input);

  bool set_password(std::string_view input);

  bool set_port(std::string_view input);

  void set_hash(std::string_view input);

  void set_search(std::string_view input);

  bool set_pathname(std::string_view input);

  bool set_host(std::string_view input);

  bool set_hostname(std::string_view input);

  bool set_protocol(std::string_view input);

  bool set_href(std::string_view input);

  [[nodiscard]] const std::string &get_password() const noexcept;

  [[nodiscard]] std::string get_port() const noexcept;

  [[nodiscard]] std::string get_hash() const noexcept;

  [[nodiscard]] ada_really_inline bool has_credentials() const noexcept;

  [[nodiscard]] ada_really_inline ada::url_components get_components()
      const noexcept;

  [[nodiscard]] constexpr bool has_hash() const noexcept override;

  [[nodiscard]] constexpr bool has_search() const noexcept override;
 
 private:
  friend ada::url ada::parser::parse_url<ada::url>(std::string_view,
                                                   const ada::url *);
  friend ada::url_aggregator ada::parser::parse_url<ada::url_aggregator>(
      std::string_view, const ada::url_aggregator *);
  friend void ada::helpers::strip_trailing_spaces_from_opaque_path<ada::url>(
      ada::url &url) noexcept;
 
  friend ada::url ada::parser::parse_url_impl<ada::url, true>(std::string_view,
                                                              const ada::url *);
  friend ada::url_aggregator ada::parser::parse_url_impl<
      ada::url_aggregator, true>(std::string_view, const ada::url_aggregator *);
 
  inline void update_unencoded_base_hash(std::string_view input);
  inline void update_base_hostname(std::string_view input);
  inline void update_base_search(std::string_view input,
                                 const uint8_t query_percent_encode_set[]);
  inline void update_base_search(std::optional<std::string> &&input);
  inline void update_base_pathname(std::string_view input);
  inline void update_base_username(std::string_view input);
  inline void update_base_password(std::string_view input);
  inline void update_base_port(std::optional<uint16_t> input);

  template <bool override_hostname = false>
  bool set_host_or_hostname(std::string_view input);

  [[nodiscard]] bool parse_ipv4(std::string_view input);

  [[nodiscard]] bool parse_ipv6(std::string_view input);

  [[nodiscard]] bool parse_opaque_host(std::string_view input);

  std::string non_special_scheme{};

  [[nodiscard]] inline bool cannot_have_credentials_or_port() const;
 
  ada_really_inline size_t parse_port(
      std::string_view view, bool check_trailing_content) noexcept override;
 
  ada_really_inline size_t parse_port(std::string_view view) noexcept override {
    return this->parse_port(view, false);
  }

  [[nodiscard]] ada_really_inline bool parse_host(std::string_view input);
 
  template <bool has_state_override = false>
  [[nodiscard]] ada_really_inline bool parse_scheme(std::string_view input);
 
  constexpr void clear_pathname() override;
  constexpr void clear_search() override;
  constexpr void set_protocol_as_file();

  ada_really_inline void parse_path(std::string_view input);

  inline void set_scheme(std::string &&new_scheme) noexcept;

  constexpr void copy_scheme(ada::url &&u) noexcept;

  constexpr void copy_scheme(const ada::url &u);
 
};  // struct url
 
inline std::ostream &operator<<(std::ostream &out, const ada::url &u);
}  // namespace ada
 
#endif  // ADA_URL_H