Add calendar integrations and collaboration updates

2026-05-05 15:25:53 -04:00
parent c49f03ec06
commit b66c10b681
82 changed files with 8420 additions and 2048 deletions
--- a/backend/tests/Socialize.Tests/CalendarIntegrations/IcsCalendarParserTests.cs
+++ b/backend/tests/Socialize.Tests/CalendarIntegrations/IcsCalendarParserTests.cs
@@ -0,0 +1,132 @@
+using Socialize.Api.Modules.CalendarIntegrations.Services;
+
+namespace Socialize.Tests.CalendarIntegrations;
+
+public class IcsCalendarParserTests
+{
+    private readonly IcsCalendarParser _parser = new();
+
+    [Fact]
+    public void Parse_preserves_all_day_calendar_dates()
+    {
+        string ics = """
+                     BEGIN:VCALENDAR
+                     BEGIN:VEVENT
+                     UID:christmas-eve
+                     SUMMARY:Christmas Eve
+                     DTSTART;VALUE=DATE:20261224
+                     DTEND;VALUE=DATE:20261225
+                     END:VEVENT
+                     END:VCALENDAR
+                     """;
+
+        ParsedCalendarEvent calendarEvent = Assert.Single(_parser.Parse(
+            ics,
+            new DateOnly(2026, 12, 1),
+            new DateOnly(2026, 12, 31)));
+
+        Assert.True(calendarEvent.IsAllDay);
+        Assert.Equal(new DateOnly(2026, 12, 24), calendarEvent.StartDate);
+        Assert.Equal(new DateOnly(2026, 12, 25), calendarEvent.EndDate);
+        Assert.Null(calendarEvent.StartUtc);
+    }
+
+    [Fact]
+    public void Parse_keeps_floating_timed_events_as_local_values_without_utc_conversion()
+    {
+        string ics = """
+                     BEGIN:VCALENDAR
+                     BEGIN:VEVENT
+                     UID:floating
+                     SUMMARY:Local planning
+                     DTSTART:20260510T090000
+                     DTEND:20260510T100000
+                     END:VEVENT
+                     END:VCALENDAR
+                     """;
+
+        ParsedCalendarEvent calendarEvent = Assert.Single(_parser.Parse(
+            ics,
+            new DateOnly(2026, 5, 1),
+            new DateOnly(2026, 5, 31)));
+
+        Assert.False(calendarEvent.IsAllDay);
+        Assert.True(calendarEvent.IsFloatingTime);
+        Assert.Equal(new DateTime(2026, 5, 10, 9, 0, 0), calendarEvent.StartLocalDateTime);
+        Assert.Null(calendarEvent.StartUtc);
+    }
+
+    [Fact]
+    public void Parse_converts_timezone_bearing_timed_events_when_timezone_is_known()
+    {
+        string ics = """
+                     BEGIN:VCALENDAR
+                     BEGIN:VEVENT
+                     UID:timed
+                     SUMMARY:Launch
+                     DTSTART;TZID=America/Toronto:20260510T090000
+                     DTEND;TZID=America/Toronto:20260510T100000
+                     END:VEVENT
+                     END:VCALENDAR
+                     """;
+
+        ParsedCalendarEvent calendarEvent = Assert.Single(_parser.Parse(
+            ics,
+            new DateOnly(2026, 5, 1),
+            new DateOnly(2026, 5, 31)));
+
+        Assert.False(calendarEvent.IsFloatingTime);
+        Assert.Equal("America/Toronto", calendarEvent.TimeZoneId);
+        Assert.Equal(TimeSpan.Zero, calendarEvent.StartUtc?.Offset);
+        Assert.Equal(13, calendarEvent.StartUtc?.Hour);
+    }
+
+    [Fact]
+    public void Parse_expands_yearly_recurrence_inside_requested_range()
+    {
+        string ics = """
+                     BEGIN:VCALENDAR
+                     BEGIN:VEVENT
+                     UID:mothers-day
+                     SUMMARY:Mother's Day
+                     DTSTART;VALUE=DATE:20240512
+                     DTEND;VALUE=DATE:20240513
+                     RRULE:FREQ=YEARLY;COUNT=5
+                     END:VEVENT
+                     END:VCALENDAR
+                     """;
+
+        IReadOnlyCollection<ParsedCalendarEvent> events = _parser.Parse(
+            ics,
+            new DateOnly(2026, 1, 1),
+            new DateOnly(2027, 12, 31));
+
+        Assert.Collection(
+            events,
+            first => Assert.Equal(new DateOnly(2026, 5, 12), first.StartDate),
+            second => Assert.Equal(new DateOnly(2027, 5, 12), second.StartDate));
+        Assert.All(events, calendarEvent => Assert.Equal("mothers-day", calendarEvent.RecurrenceId));
+    }
+
+    [Fact]
+    public void Parse_unfolds_folded_text_lines()
+    {
+        string ics = """
+                     BEGIN:VCALENDAR
+                     BEGIN:VEVENT
+                     UID:folded
+                     SUMMARY:Long
+                      title
+                     DTSTART;VALUE=DATE:20260510
+                     END:VEVENT
+                     END:VCALENDAR
+                     """;
+
+        ParsedCalendarEvent calendarEvent = Assert.Single(_parser.Parse(
+            ics,
+            new DateOnly(2026, 5, 1),
+            new DateOnly(2026, 5, 31)));
+
+        Assert.Equal("Longtitle", calendarEvent.Title);
+    }
+}