Fixed overlapping ranges when all history is selected and days calcolation to prevent overlapping labels

ts/lib/tslib/time.ts

@@ -178,9 +178,11 @@ export function dayLabel(daysStart: number, daysEnd: number): string {
                 daysEnd: daysEnd - 1,
             });
         } else {
+            const mostRecent = daysEnd <= 0 ? Math.abs(daysEnd - 1) : 0;
+            const oldest = -daysStart;
             return tr.statisticsDaysAgoRange({
-                daysStart: Math.abs(daysEnd - 1),
-                daysEnd: -daysStart,
+                daysStart: mostRecent,
+                daysEnd: oldest,
             });
         }
     }

ts/routes/graphs/calendar.ts

@@ -118,6 +118,10 @@ export function renderCalendar(
             // don't fill out future dates
             continue;
         }
+        if (date.getFullYear() != targetYear) {
+            // only fill blanks for the target year
+            continue;
+        }
         if (revlogRange == RevlogRange.Year && date < oneYearAgoFromNow) {
             // don't fill out dates older than a year
             continue;