void convertUnixTimeToDate(time_t t, DateTime *date)
{
uint32_t a;
uint32_t b;
uint32_t c;
uint32_t d;
uint32_t e;
uint32_t f;
//Negative Unix time values are not supported
if(t < 1) t = 0;
//Clear milliseconds
date->milliseconds = 0;
//Retrieve hours, minutes and seconds
date->seconds = t % 60;
t /= 60;
date->minutes = t % 60;
t /= 60;
date->hours = t % 24;
t /= 24;
//Convert Unix time to date
a = (uint32_t) ((4 * t + 102032) / 146097 + 15);
b = (uint32_t) (t + 2442113 + a - (a / 4));
c = (20 * b - 2442) / 7305;
d = b - 365 * c - (c / 4);
e = d * 1000 / 30601;
f = d - e * 30 - e * 601 / 1000;
//January and February are counted as months 13 and 14 of the previous year
if(e <= 13)
{
c -= 4716;
e -= 1;
}
else
{
c -= 4715;
e -= 13;
}
//Retrieve year, month and day
date->year = c;
date->month = e;
date->day = f;
//Calculate day of week
date->dayOfWeek = computeDayOfWeek(c, e, f);
}
void menuEditMonth(uint8_t flags)
{
if (flags & INTERFACE_MENU_INITIALIZE)
{
s_schoolYearForThisMonth = (uint16_t)controllerSettingsGetPointer()->schoolYear + 1900;
if (s_editingMonth <= 7) s_schoolYearForThisMonth++;
s_minDay = 1;
s_maxDay = monthDays(s_editingMonth + 1, s_schoolYearForThisMonth);
internalStorageMonthRead(s_editingMonth, &s_month);
s_currentDay = s_minDay;
s_multiselectMode = 0;
s_multiselectCenter = 0;
interfaceMenuTimerReset(0);
}
if (interfaceMenuTimerGet(0) >= MENU_HIGHLIGHT_TOGGLE_TICKS * 2) interfaceMenuTimerReset(0);
if (menuEditMonthReturningMenuIsVisible())
{
menuEditMonthWriteSave();
menuEditMonthWriteCancel();
switch(s_currentDay - s_maxDay)
{
case MENU_EDITMONTH_SAVE:
if (menuEditMonthNeedBlink())
interfaceDisplayWriteChars(MENU_EDITMONTH_SAVE_X, MENU_EDITMONTH_SAVE_Y, ' ', 6);
break;
case MENU_EDITMONTH_CANCEL:
if (menuEditMonthNeedBlink())
interfaceDisplayWriteChars(MENU_EDITMONTH_CANCEL_X, MENU_EDITMONTH_CANCEL_Y, ' ', 6);
break;
}
}
else
{
uint8_t dayDisplayStart = (s_currentDay - (MENU_EDITMONTH_DISPLAY_DAYS_COUNT / 2) > 1 ? s_currentDay - (MENU_EDITMONTH_DISPLAY_DAYS_COUNT / 2) : 1);
if (dayDisplayStart > s_maxDay - (MENU_EDITMONTH_DISPLAY_DAYS_COUNT - 1)) dayDisplayStart = s_maxDay - (MENU_EDITMONTH_DISPLAY_DAYS_COUNT - 1);
for (uint8_t i = 0; i < MENU_EDITMONTH_DISPLAY_DAYS_COUNT; i++)
{
uint8_t x = MENU_EDITMONTH_TITLE_X + i * MENU_EDITMONTH_TITLE_OFFSET;
uint8_t day = dayDisplayStart + i;
sprintf(menuBuffer, MENU_DAY_FORMAT, day);
interfaceDisplayWrite(x, MENU_EDITMONTH_TITLE_Y, menuBuffer);
uint8_t dayOfWeek = computeDayOfWeek(day, s_editingMonth + 1, s_schoolYearForThisMonth);
if (dayOfWeek == MONDAY)
{
interfaceDisplayWriteChar(x - 1, MENU_EDITMONTH_TITLE_Y, MENU_EDITMONTH_WEEK_SEPARATOR_CHAR);
interfaceDisplayWriteChar(x - 1, MENU_EDITMONTH_PROFILE_Y, MENU_EDITMONTH_WEEK_SEPARATOR_CHAR);
}
else if (dayOfWeek == SUNDAY && i == MENU_EDITMONTH_DISPLAY_DAYS_COUNT - 1)
{
interfaceDisplayWriteChar(x + 2, MENU_EDITMONTH_TITLE_Y, MENU_EDITMONTH_WEEK_SEPARATOR_CHAR);
interfaceDisplayWriteChar(x + 2, MENU_EDITMONTH_PROFILE_Y, MENU_EDITMONTH_WEEK_SEPARATOR_CHAR);
}
}
for (uint8_t i = 0; i < MENU_EDITMONTH_DISPLAY_DAYS_COUNT; i++)
{
uint8_t x = MENU_EDITMONTH_PROFILE_X + i * MENU_EDITMONTH_PROFILE_OFFSET;
uint8_t day = dayDisplayStart + i;
//if (day == s_currentDay && !s_multiselectMode) continue;
interfaceDisplayWriteChar(x, MENU_EDITMONTH_PROFILE_Y, menuGetProfileChar(s_month.days[day]));
}
if (s_multiselectMode)
{
if (menuEditMonthNeedBlink())
{
uint8_t start = s_multiselectCenter;
uint8_t end = s_currentDay;
int8_t len = (int8_t)start - (int8_t)end;
if (len < 0) len = -len;
int8_t minPos, maxPos;
if (end > start)
{
maxPos = menuEditMonthGetCurrentX();
minPos = maxPos - len * MENU_EDITMONTH_PROFILE_OFFSET;
maxPos++; // + 1 because profile takes two spaces
if (minPos < 0) minPos = 0;
}
else if (start > end)
{
minPos = menuEditMonthGetCurrentX();
maxPos = minPos + len * MENU_EDITMONTH_PROFILE_OFFSET;
if (maxPos > INTERFACE_DISPLAY_WIDTH) maxPos = INTERFACE_DISPLAY_WIDTH;
}
else // start == end
{
minPos = maxPos = menuEditMonthGetCurrentX();
}
for (uint8_t i = minPos; i <= maxPos; i++) interfaceDisplayWriteChar(i, MENU_EDITMONTH_PROFILE_Y, 0xFF);
}
}
else
{
if (menuEditMonthNeedBlink())
interfaceDisplayWriteChar(menuEditMonthGetCurrentX(), MENU_EDITMONTH_PROFILE_Y, ' ');
}
}
s_returningMenuPreviousVisible = menuEditMonthReturningMenuIsVisible();
uint8_t up = interfaceHandleButtonPressed(INTERFACE_BUTTON_UP);
uint8_t down = interfaceHandleButtonPressed(INTERFACE_BUTTON_DOWN);
if (up && down)
{
s_multiselectMode ^= 1; // toggle
s_multiselectCenter = s_currentDay;
interfaceButtonsLock();
}
else if (interfaceHandleButtonPulse(INTERFACE_BUTTON_SELECT))
{
if (menuEditMonthReturningMenuIsVisible())
{
switch(s_currentDay - s_maxDay)
{
case MENU_EDITMONTH_SAVE:
controllerMonthUpdate(s_editingMonth, &s_month);
interfaceMenuPrevious();
break;
case MENU_EDITMONTH_CANCEL: interfaceMenuPrevious(); break;
}
}
else
{
if (s_multiselectMode)
{
uint8_t rangeStart = s_multiselectCenter;
uint8_t rangeEnd = s_currentDay;
if (rangeStart > rangeEnd)
{
uint8_t tmp = rangeStart;
rangeStart = rangeEnd;
rangeEnd = tmp;
}
uint8_t rangeProfileCount[PROFILE_COUNT + 1]; // plus 1 because of no profile
memset(&rangeProfileCount, 0, PROFILE_COUNT + 1);
uint8_t bestProfile = 0;
uint8_t oneProfileChoosen = 1;
for (uint8_t i = rangeStart; i <= rangeEnd; i++)
{
uint8_t profile = s_month.days[i];
uint8_t tabIndex = (profile == 0xFF ? PROFILE_COUNT : profile); // PROFILE_COUNT is the last index
if (profile == 0xFF) rangeProfileCount[tabIndex]++;
else rangeProfileCount[tabIndex]++;
if (rangeProfileCount[tabIndex] > rangeProfileCount[bestProfile == 0xFF ? PROFILE_COUNT : bestProfile])
{
bestProfile = profile;
}
if (i > rangeStart && s_month.days[i - 1] != profile) oneProfileChoosen = 0;
}
uint8_t profileForAll = (oneProfileChoosen ? menuEditMonthComputeNextProfile(s_month.days[rangeStart]) : bestProfile);
for (uint8_t i = rangeStart; i <= rangeEnd; i++) s_month.days[i] = profileForAll;
}
else
{
s_month.days[s_currentDay] = menuEditMonthComputeNextProfile(s_month.days[s_currentDay]);
}
}
}
else if (interfaceHandleButtonPulse(INTERFACE_BUTTON_UP) || up)
{
s_currentDay++;
if (s_multiselectMode && s_currentDay > s_maxDay) s_currentDay = s_maxDay;
else if (s_currentDay > s_maxDay + MENU_EDITMONTH_COUNT) s_currentDay = s_minDay;
if (menuEditMonthReturningMenuIsVisible())
{
menuEditMonthWriteSave();
menuEditMonthWriteCancel();
}
}
else if (interfaceHandleButtonPulse(INTERFACE_BUTTON_DOWN) || down)
{
s_currentDay--;
if (s_multiselectMode && s_currentDay < s_minDay) s_currentDay = s_minDay;
if (s_currentDay <= 0) s_currentDay = s_maxDay + MENU_EDITMONTH_COUNT;
if (menuEditMonthReturningMenuIsVisible())
{
menuEditMonthWriteSave();
menuEditMonthWriteCancel();
}
}
}