From 8baa317e7e5de0e8358b9a604a96620ed24b3bf8 Mon Sep 17 00:00:00 2001
From: Riku Isokoski <riksu9000@gmail.com>
Date: Thu, 23 Feb 2023 20:00:58 +0200
Subject: date: Remove date lib

DateTimeController can provide everything we need.
---
 .../screens/WatchFaceCasioStyleG7710.cpp           | 31 ++++++++--------------
 1 file changed, 11 insertions(+), 20 deletions(-)

(limited to 'src/displayapp/screens/WatchFaceCasioStyleG7710.cpp')

diff --git a/src/displayapp/screens/WatchFaceCasioStyleG7710.cpp b/src/displayapp/screens/WatchFaceCasioStyleG7710.cpp
index d6f66ed0..b030e3b0 100644
--- a/src/displayapp/screens/WatchFaceCasioStyleG7710.cpp
+++ b/src/displayapp/screens/WatchFaceCasioStyleG7710.cpp
@@ -1,6 +1,5 @@
 #include "displayapp/screens/WatchFaceCasioStyleG7710.h"
 
-#include <date/date.h>
 #include <lvgl/lvgl.h>
 #include <cstdio>
 #include "displayapp/screens/BatteryIcon.h"
@@ -225,19 +224,14 @@ void WatchFaceCasioStyleG7710::Refresh() {
   currentDateTime = dateTimeController.CurrentDateTime();
 
   if (currentDateTime.IsUpdated()) {
-    auto newDateTime = currentDateTime.Get();
+    auto hour = dateTimeController.Hours();
+    auto minute = dateTimeController.Minutes();
+    auto year = dateTimeController.Year();
+    auto month = dateTimeController.Month();
+    auto dayOfWeek = dateTimeController.DayOfWeek();
+    auto day = dateTimeController.Day();
+    auto dayOfYear = dateTimeController.DayOfYear();
 
-    auto dp = date::floor<date::days>(newDateTime);
-    auto time = date::make_time(newDateTime - dp);
-    auto yearMonthDay = date::year_month_day(dp);
-
-    auto year = static_cast<int>(yearMonthDay.year());
-    auto month = static_cast<Pinetime::Controllers::DateTime::Months>(static_cast<unsigned>(yearMonthDay.month()));
-    auto day = static_cast<unsigned>(yearMonthDay.day());
-    auto dayOfWeek = static_cast<Pinetime::Controllers::DateTime::Days>(date::weekday(yearMonthDay).iso_encoding());
-
-    uint8_t hour = time.hours().count();
-    uint8_t minute = time.minutes().count();
     auto weekNumberFormat = "%V";
 
     if (displayedHour != hour || displayedMinute != minute) {
@@ -278,22 +272,19 @@ void WatchFaceCasioStyleG7710::Refresh() {
                                  // first day of week 1; days in the new year before this are in week 0. [ tm_year, tm_wday, tm_yday]
       }
 
-      uint8_t weekNumber;
-      uint16_t dayOfYearNumber, daysTillEndOfYearNumber;
-
       time_t ttTime =
         std::chrono::system_clock::to_time_t(std::chrono::time_point_cast<std::chrono::system_clock::duration>(currentDateTime.Get()));
       tm* tmTime = std::localtime(&ttTime);
 
-      dayOfYearNumber = tmTime->tm_yday + 1; //  tm_yday  day of year [0,365] => yday+1
-      daysTillEndOfYearNumber = (yearMonthDay.year().is_leap() ? 366 : 365) - dayOfYearNumber;
+      int daysInCurrentYear = (year % 4 == 0 && year % 100 != 0) || year % 400 == 0 ? 366 : 365;
+      uint16_t daysTillEndOfYearNumber = daysInCurrentYear - dayOfYear;
 
       char buffer[8];
       strftime(buffer, 8, weekNumberFormat, tmTime);
-      weekNumber = atoi(buffer);
+      uint8_t weekNumber = atoi(buffer);
 
       lv_label_set_text_fmt(label_day_of_week, "%s", dateTimeController.DayOfWeekShortToString());
-      lv_label_set_text_fmt(label_day_of_year, "%3d-%3d", dayOfYearNumber, daysTillEndOfYearNumber);
+      lv_label_set_text_fmt(label_day_of_year, "%3d-%3d", dayOfYear, daysTillEndOfYearNumber);
       lv_label_set_text_fmt(label_week_number, "WK%02d", weekNumber);
 
       lv_obj_realign(label_day_of_week);
-- 
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