feat: add web batch bulk operations

2026-04-27 09:31:51 +03:00
parent 5f3516e703
commit 621ef553e7
12 changed files with 931 additions and 7 deletions
@@ -0,0 +1,43 @@
+namespace GmRelay.Web.Services;
+
+public enum BatchCloneInterval
+{
+    NextWeek,
+    NextMonth
+}
+
+public sealed record WebSessionBatch(
+    Guid Id,
+    Guid GroupId,
+    string Title,
+    string JoinLink,
+    DateTime FirstScheduledAt,
+    DateTime LastScheduledAt,
+    int SessionCount);
+
+public static class BatchSchedulePlanner
+{
+    public static IReadOnlyList<DateTime> BuildFixedIntervalSchedule(
+        IEnumerable<DateTime> currentSchedule,
+        DateTime firstScheduledAt,
+        int intervalDays)
+    {
+        if (intervalDays <= 0)
+        {
+            throw new ArgumentOutOfRangeException(nameof(intervalDays), intervalDays, "Interval must be greater than zero.");
+        }
+
+        return currentSchedule
+            .OrderBy(scheduledAt => scheduledAt)
+            .Select((_, index) => firstScheduledAt.AddDays(intervalDays * index))
+            .ToList();
+    }
+
+    public static DateTime ShiftForClone(DateTime scheduledAt, BatchCloneInterval interval) =>
+        interval switch
+        {
+            BatchCloneInterval.NextWeek => scheduledAt.AddDays(7),
+            BatchCloneInterval.NextMonth => scheduledAt.AddMonths(1),
+            _ => throw new ArgumentOutOfRangeException(nameof(interval), interval, "Unknown clone interval.")
+        };
+}