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// vim:set sw=2 ts=2 sts et:
//
// Copyright 2024 Rutger Broekhoff. Licensed under the EUPL.
#ifndef OEUF_LIBTMI8_KV1_PARSER_HPP
#define OEUF_LIBTMI8_KV1_PARSER_HPP
#include <optional>
#include <string>
#include <string_view>
#include <unordered_map>
#include <vector>
#include <tmi8/kv1_lexer.hpp>
#include <tmi8/kv1_types.hpp>
struct Kv1Parser {
explicit Kv1Parser(std::vector<Kv1Token> tokens, Kv1Records &parse_into);
void parse();
private:
// Method pointer to a method of Kv1Parser (i.e. a function that takes
// 'this'; is not static) that takes no arguments and also does not return
// anything.
using ParseFunc = void (Kv1Parser::*)();
static const std::unordered_map<std::string_view, ParseFunc> type_parsers;
bool atEnd() const;
void eatRowEnds();
const Kv1Token *cur() const;
const std::string *eatCell(std::string_view parsing_what);
std::string parseHeader();
void eatRestOfRow();
void requireString(std::string_view field, bool mandatory, size_t max_length, std::string_view value);
std::optional<bool> requireBoolean(std::string_view field, bool mandatory, std::string_view value);
std::optional<double> requireNumber(std::string_view field, bool mandatory, size_t max_digits, std::string_view value);
std::optional<RgbColor> requireRgbColor(std::string_view field, bool mandatory, std::string_view value);
std::optional<double> requireRdCoord(std::string_view field, bool mandatory, size_t min_digits, std::string_view value);
std::string eatString(std::string_view field, bool mandatory, size_t max_length);
std::optional<bool> eatBoolean(std::string_view field, bool mandatory);
std::optional<double> eatNumber(std::string_view field, bool mandatory, size_t max_digits);
std::optional<RgbColor> eatRgbColor(std::string_view field, bool mandatory);
std::optional<double> eatRdCoord(std::string_view field, bool mandatory, size_t min_digits);
void parseOrganizationalUnit();
void parseHigherOrganizationalUnit();
void parseUserStopPoint();
void parseUserStopArea();
void parseTimingLink();
void parseLink();
void parseLine();
void parseDestination();
void parseJourneyPattern();
void parseConcessionFinancerRelation();
void parseConcessionArea();
void parseFinancer();
void parseJourneyPatternTimingLink();
void parsePoint();
void parsePointOnLink();
void parseIcon();
void parseNotice();
void parseNoticeAssignment();
void parseTimeDemandGroup();
void parseTimeDemandGroupRunTime();
void parsePeriodGroup();
void parseSpecificDay();
void parseTimetableVersion();
void parsePublicJourney();
void parsePeriodGroupValidity();
void parseExceptionalOperatingDay();
void parseScheduleVersion();
void parsePublicJourneyPassingTimes();
void parseOperatingDay();
size_t pos = 0;
std::vector<Kv1Token> tokens;
const std::chrono::time_zone *amsterdam = std::chrono::locate_zone("Europe/Amsterdam");
public:
std::vector<std::string> warns;
std::vector<std::string> global_errors;
std::vector<std::string> record_errors;
Kv1Records &records;
};
#endif // OEUF_LIBTMI8_KV1_PARSER_HPP
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