fix: clamp previous-month overview window to its own month

2026-06-30 16:21:48 +05:30
parent 67568f37ca
commit 741e536f89
1 changed files with 4 additions and 1 deletions
@@ -79,7 +79,10 @@ class Captain::AssistantStatsBuilder
    start = Time.current.beginning_of_month
    elapsed = Time.current - start
    previous_start = start - 1.month
-    { current: start..Time.current, previous: previous_start..(previous_start + elapsed) }
+    # Clamp to the previous month's end so a longer current month can't pull the
+    # comparison window into the current month and double-count its rows.
+    previous_end = [previous_start + elapsed, previous_start.end_of_month].min
+    { current: start..Time.current, previous: previous_start..previous_end }
  end

  def last_month_ranges