Time Shield Library
C++ library for working with time
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time_zone_struct.hpp
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1#pragma once
2#ifndef _TIME_SHIELD_TIME_ZONE_STRUCT_HPP_INCLUDED
3#define _TIME_SHIELD_TIME_ZONE_STRUCT_HPP_INCLUDED
4
7
8#include "types.hpp"
9#include "constants.hpp"
10
11#include <string>
12
13namespace time_shield {
14
21 int hour;
22 int min;
24 };
25
33 int hour,
34 int min,
35 bool is_positive = true) {
36 return TimeZoneStruct{hour, min, is_positive};
37 }
38
39//------------------------------------------------------------------------------
40
46 int abs_val = std::abs(offset);
47 int hour = abs_val / SEC_PER_HOUR;
48 int min = abs_val % SEC_PER_MIN;
49 bool is_positive = (offset >= 0);
50 return TimeZoneStruct{hour, min, is_positive};
51 }
52
56 inline const TimeZoneStruct to_tz(tz_t offset) {
57 return to_time_zone_struct(offset);
58 }
59
60//------------------------------------------------------------------------------
61
66 inline const std::string time_zone_struct_to_string(const TimeZoneStruct& tz) {
67 char sign = tz.is_positive ? '+' : '-';
68 return std::string(1, sign) + (tz.hour < 10 ? "0" : "") + std::to_string(tz.hour) + ":" + (tz.min < 10 ? "0" : "") + std::to_string(tz.min);
69 }
70
74 inline const std::string to_string(const TimeZoneStruct& tz) {
76 }
77
81 inline const std::string to_str(const TimeZoneStruct& tz) {
83 }
84
85//------------------------------------------------------------------------------
86
92 return (tz.is_positive ? 1 : -1) * (tz.hour * SEC_PER_HOUR + tz.min * SEC_PER_MIN);
93 }
94
98 inline const tz_t tz_to_offset(const TimeZoneStruct& tz) {
100 }
101
105 inline const tz_t to_offset(const TimeZoneStruct& tz) {
107 }
108
109}; // namespace time_shield
110
111#endif // _TIME_SHIELD_TIME_ZONE_STRUCT_HPP_INCLUDED
Header file with time-related constants.
constexpr int64_t SEC_PER_HOUR
Seconds per hour.
Definition constants.hpp:69
constexpr int64_t SEC_PER_MIN
Seconds per minute.
Definition constants.hpp:62
const std::string & to_str(Weekday value, FormatType format=UPPERCASE_NAME)
Converts a Weekday enum value to a string.
Definition enums.hpp:69
const std::string to_string(const std::string &format_str, T timestamp, tz_t utc_offset=0)
Convert timestamp to string with custom format.
const tz_t time_zone_struct_to_offset(const TimeZoneStruct &tz)
Converts a TimeZoneStruct to a single integer representation.
const tz_t tz_to_offset(const TimeZoneStruct &tz)
Alias for time_zone_struct_to_offset function.
const TimeZoneStruct to_tz(tz_t offset)
Alias for to_time_zone_struct function.
const tz_t to_offset(const TimeZoneStruct &tz)
Alias for time_zone_struct_to_offset function.
const TimeZoneStruct to_time_zone_struct(tz_t offset)
Converts an integer to a TimeZoneStruct.
const std::string time_zone_struct_to_string(const TimeZoneStruct &tz)
Converts a TimeZoneStruct to a string representation.
const TimeZoneStruct create_time_zone_struct(int hour, int min, bool is_positive=true)
Creates a TimeZoneStruct instance.
int32_t tz_t
Time zone offset in minutes from UTC (e.g., +180 = UTC+3).
Definition types.hpp:57
Main namespace for the Time Shield library.
Structure to represent time zone information.
int hour
Hour component of time (0-23)
int min
Minute component of time (0-59)
bool is_positive
True if the time zone offset is positive, false if negative.
Type definitions for time-related units and formats.