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cristidragomir97cristidragomir97
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fixed javadocs in TimeUtils.h
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‎src/TimeUtils.h‎

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#include <Arduino.h>
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/**
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* @class Time
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* @brief Represents a point in time with year, month, day, hour, minute, second, and offset.
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*
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* The Time class provides methods to manipulate and retrieve information about a specific point in time.
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* It supports conversion to and from ISO8601 format and UNIX timestamp.
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*/
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class Time {
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public:
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Time(int year, int month, int day, int hour, int minute, int second, int offset = 0) {
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this->year = year;
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this->month = month;
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this->day = day;
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this->hour = hour;
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this->minute = minute;
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this->second = second;
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this->offset = offset;
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}
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Time(){
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}
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void fromISO8601(String ISO8601) {
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parseISO8601(ISO8601);
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}
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void fromUNIXTimestamp(String UNIXTimestamp) {
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parseUNIXTimestamp(UNIXTimestamp.toInt());
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}
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void fromComponents(int year, int month, int day, int hour, int minute, int second, int offset = 0) {
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this->year = year;
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this->month = month;
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this->day = day;
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this->hour = hour;
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this->minute = minute;
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this->second = second;
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this->offset = offset;
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}
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String getISO8601() {
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char buffer[25];
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sprintf(buffer, "%04d-%02d-%02dT%02d:%02d:%02d%+03d:00", year, month, day, hour, minute, second, offset);
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return String(buffer);
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}
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String getUNIXTimestampString() {
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// Simple conversion to UNIX timestamp, not accounting for leap years or time zones
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long timestamp = second + minute*60 + hour*3600 + day*86400 + (month-1)*2629743 + (year-1970)*31556926;
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return String(timestamp);
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}
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unsigned long getUNIXTimestamp() {
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// Simple conversion to UNIX timestamp, not accounting for leap years or time zones
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unsigned long timestamp = second + minute*60 + hour*3600 + day*86400 + (month-1)*2629743 + (year-1970)*31556926;
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return timestamp;
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}
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void parseISO8601(String iso8601) {
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// Simplified parsing, assuming format "YYYY-MM-DDTHH:MM:SS+00:00"
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year = iso8601.substring(0, 4).toInt();
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month = iso8601.substring(5, 7).toInt();
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day = iso8601.substring(8, 10).toInt();
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hour = iso8601.substring(11, 13).toInt();
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minute = iso8601.substring(14, 16).toInt();
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second = iso8601.substring(17, 19).toInt();
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// This does not parse the timezone offset correctly, just a placeholder
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offset = 0;
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// TODO: don't use substrings, use index of comma, dash etc
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}
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void parseUNIXTimestamp(long unixTimestamp) {
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// Simplified conversion, not accounting for leap years or time zones
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second = unixTimestamp % 60;
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minute = (unixTimestamp / 60) % 60;
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hour = (unixTimestamp / 3600) % 24;
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day = (unixTimestamp / 86400) % 30; // Simplification
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month = (unixTimestamp / 2629743) % 12 + 1; // Approximation
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year = (unixTimestamp / 31556926) + 1970; // Approximation
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// This does not set the timezone offset, as UNIX timestamp is typically considered UTC
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offset = 0;
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}
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void setYear(int year) { this->year = year; }
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void setMonth(int month) { this->month = month; }
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void setDay(int day) { this->day = day; }
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void setHour(int hour) { this->hour = hour; }
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void setMinute(int minute) { this->minute = minute; }
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void setSecond(int second) { this->second = second; }
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void setOffset(int offset) { this->offset = offset; }
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int getYear() { return year; }
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int getMonth() { return month; }
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int getDay() { return day; }
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int getHour() { return hour; }
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int getMinute() { return minute; }
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int getSecond() { return second; }
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int getOffset() { return offset; }
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public:
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/**
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* Constructor for Time class.
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* Initializes the year, month, day, hour, minute, second, and offset to zero.
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* @param year The year component of the time.
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* @param month The month component of the time.
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* @param day The day component of the time.
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* @param hour The hour component of the time.
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* @param minute The minute component of the time.
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* @param second The second component of the time.
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* @param offset The timezone offset in hours (default is 0).
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*/
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Time(int year, int month, int day, int hour, int minute, int second, int offset = 0) {
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this->year = year;
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this->month = month;
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this->day = day;
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this->hour = hour;
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this->minute = minute;
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this->second = second;
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this->offset = offset;
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}
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/**
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* Default constructor for Time class.
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* Initializes the year, month, day, hour, minute, second, and offset to zero.
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*/
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Time(){
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}
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/**
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* Parses an ISO8601 formatted string and sets the time components accordingly.
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* @param ISO8601 The ISO8601 formatted string to parse.
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*/
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void fromISO8601(String ISO8601) {
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parseISO8601(ISO8601);
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}
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/**
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* Parses a UNIX timestamp and sets the time components accordingly.
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* @param UNIXTimestamp The UNIX timestamp to parse.
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*/
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void fromUNIXTimestamp(String UNIXTimestamp) {
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parseUNIXTimestamp(UNIXTimestamp.toInt());
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}
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/**
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* Initialises the time components with the given values.
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*/
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void fromComponents(int year, int month, int day, int hour, int minute, int second, int offset = 0) {
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this->year = year;
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this->month = month;
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this->day = day;
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this->hour = hour;
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this->minute = minute;
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this->second = second;
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this->offset = offset;
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}
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/**
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* Returns the time in ISO8601 format.
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* @return The time in ISO8601 format.
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*/
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String getISO8601() {
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char buffer[25];
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sprintf(buffer, "%04d-%02d-%02dT%02d:%02d:%02d%+03d:00", year, month, day, hour, minute, second, offset);
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return String(buffer);
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}
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/**
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* Returns the time in UNIX timestamp format.
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* @return The time in UNIX timestamp format.
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*/
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String getUNIXTimestampString() {
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// Simple conversion to UNIX timestamp, not accounting for leap years or time zones
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long timestamp = second + minute*60 + hour*3600 + day*86400 + (month-1)*2629743 + (year-1970)*31556926;
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return String(timestamp);
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}
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/**
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* Returns the time in UNIX timestamp format.
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* @return The time in UNIX timestamp format.
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*/
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unsigned long getUNIXTimestamp() {
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// Simple conversion to UNIX timestamp, not accounting for leap years or time zones
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unsigned long timestamp = second + minute*60 + hour*3600 + day*86400 + (month-1)*2629743 + (year-1970)*31556926;
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return timestamp;
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}
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/**
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* Returns the year component of the time.
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* @return The year component of the time.
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*/
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void parseISO8601(String iso8601) {
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// Simplified parsing, assuming format "YYYY-MM-DDTHH:MM:SS+00:00"
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year = iso8601.substring(0, 4).toInt();
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month = iso8601.substring(5, 7).toInt();
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day = iso8601.substring(8, 10).toInt();
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hour = iso8601.substring(11, 13).toInt();
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minute = iso8601.substring(14, 16).toInt();
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second = iso8601.substring(17, 19).toInt();
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// This does not parse the timezone offset correctly, just a placeholder
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offset = 0;
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// TODO: don't use substrings, use index of comma, dash etc
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}
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/**
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* Parses a UNIX timestamp and sets the time components accordingly.
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* @param unixTimestamp The UNIX timestamp to parse.
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*/
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void parseUNIXTimestamp(long unixTimestamp) {
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// Simplified conversion, not accounting for leap years or time zones
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second = unixTimestamp % 60;
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minute = (unixTimestamp / 60) % 60;
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hour = (unixTimestamp / 3600) % 24;
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day = (unixTimestamp / 86400) % 30; // Simplification
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month = (unixTimestamp / 2629743) % 12 + 1; // Approximation
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year = (unixTimestamp / 31556926) + 1970; // Approximation
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// This does not set the timezone offset, as UNIX timestamp is typically considered UTC
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offset = 0;
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}
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/**
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* Sets the year component of the time.
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* @param year The year component of the time.
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*/
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void setYear(int year) { this->year = year; }
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/**
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* Sets the month component of the time.
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* @param month The month component of the time.
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*/
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void setMonth(int month) { this->month = month; }
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/**
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* Sets the day component of the time.
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* @param day The day component of the time.
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*/
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void setDay(int day) { this->day = day; }
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/**
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* Sets the hour component of the time.
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* @param hour The hour component of the time.
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*/
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void setHour(int hour) { this->hour = hour; }
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/**
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* Sets the minute component of the time.
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* @param minute The minute component of the time.
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*/
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void setMinute(int minute) { this->minute = minute; }
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/**
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* Sets the second component of the time.
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* @param second The second component of the time.
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*/
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void setSecond(int second) { this->second = second; }
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/**
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* Sets the timezone offset of the time.
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* @param offset The timezone offset of the time.
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*/
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void setOffset(int offset) { this->offset = offset; }
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/**
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* Returns the year component of the time.
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* @return The year component of the time.
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*/
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int getYear() { return year; }
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/**
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* Returns the month component of the time.
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* @return The month component of the time.
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*/
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int getMonth() { return month; }
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/**
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* Returns the day component of the time.
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* @return The day component of the time.
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*/
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int getDay() { return day; }
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/**
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* Returns the hour component of the time.
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* @return The hour component of the time.
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*/
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int getHour() { return hour; }
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/**
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* Returns the minute component of the time.
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* @return The minute component of the time.
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*/
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int getMinute() { return minute; }
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/**
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* Returns the second component of the time.
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* @return The second component of the time.
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*/
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int getSecond() { return second; }
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/**
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* Returns the timezone offset of the time.
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* @return The timezone offset of the time.
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*/
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int getOffset() { return offset; }
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private:
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int year, month, day, hour, minute, second, offset;

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