updates

.config/ags/modules/sideright/calendar_layout.js

@@ -0,0 +1,85 @@
+function checkLeapYear(year) {
+    return (
+        year % 400 == 0 ||
+        (year % 4 == 0 && year % 100 != 0));
+}
+
+function getMonthDays(month, year) {
+    const leapYear = checkLeapYear(year);
+    if ((month <= 7 && month % 2 == 1) || (month >= 8 && month % 2 == 0)) return 31;
+    if (month == 2 && leapYear) return 29;
+    if (month == 2 && !leapYear) return 28;
+    return 30;
+}
+
+function getNextMonthDays(month, year) {
+    const leapYear = checkLeapYear(year);
+    if (month == 1 && leapYear) return 29;
+    if (month == 1 && !leapYear) return 28;
+    if (month == 12) return 31;
+    if ((month <= 7 && month % 2 == 1) || (month >= 8 && month % 2 == 0)) return 30;
+    return 31;
+}
+
+function getPrevMonthDays(month, year) {
+    const leapYear = checkLeapYear(year);
+    if (month == 3 && leapYear) return 29;
+    if (month == 3 && !leapYear) return 28;
+    if (month == 1) return 31;
+    if ((month <= 7 && month % 2 == 1) || (month >= 8 && month % 2 == 0)) return 30;
+    return 31;
+}
+
+export function getCalendarLayout(dateObject, highlight) {
+    if (!dateObject) dateObject = new Date();
+    const weekday = (dateObject.getDay() + 6) % 7; // MONDAY IS THE FIRST DAY OF THE WEEK
+    const day = dateObject.getDate();
+    const month = dateObject.getMonth() + 1;
+    const year = dateObject.getFullYear();
+    const weekdayOfMonthFirst = (weekday + 35 - (day - 1)) % 7;
+    const daysInMonth = getMonthDays(month, year);
+    const daysInNextMonth = getNextMonthDays(month, year);
+    const daysInPrevMonth = getPrevMonthDays(month, year);
+
+    // Fill
+    var monthDiff = (weekdayOfMonthFirst == 0 ? 0 : -1);
+    var toFill, dim;
+    if(weekdayOfMonthFirst == 0) {
+        toFill = 1;
+        dim = daysInMonth;
+    }
+    else {
+        toFill = (daysInPrevMonth - (weekdayOfMonthFirst - 1));
+        dim = daysInPrevMonth;
+    }
+    var calendar = [...Array(6)].map(() => Array(7));
+    var i = 0, j = 0;
+    while (i < 6 && j < 7) {
+        calendar[i][j] = {
+            "day": toFill,
+            "today": ((toFill == day && monthDiff == 0 && highlight) ? 1 : (
+                monthDiff == 0 ? 0 :
+                    -1
+            ))
+        };
+        // Increment
+        toFill++;
+        if (toFill > dim) { // Next month?
+            monthDiff++;
+            if (monthDiff == 0)
+                dim = daysInMonth;
+            else if (monthDiff == 1)
+                dim = daysInNextMonth;
+            toFill = 1;
+        }
+        // Next tile
+        j++;
+        if (j == 7) {
+            j = 0;
+            i++;
+        }
+
+    }
+    return calendar;
+}
+