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Fix all-day recurring events RFC-5545 compliance

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- Set all_day flag properly when creating VEvent in series handler
- Improve all-day event detection using VALUE=DATE parameter
- Add RFC-5545 compliance for exclusive end dates (backend adds 1 day)
- Fix end date display in event modal (frontend subtracts 1 day for display)
- Fix recurring all-day event expansion to maintain proper end date pattern

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
Connor Johnstone
2025-09-03 12:21:46 -04:00
parent cb8cc7258c
commit e56253b9c2
5 changed files with 43 additions and 10 deletions
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16
backend/src/handlers/events.rs
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@@ -458,9 +458,15 @@ pub async fn create_event(
parse_event_datetime(&request.start_date, &request.start_time, request.all_day)
.map_err(|e| ApiError::BadRequest(format!("Invalid start date/time: {}", e)))?;
let end_datetime = parse_event_datetime(&request.end_date, &request.end_time, request.all_day)
let mut end_datetime = parse_event_datetime(&request.end_date, &request.end_time, request.all_day)
.map_err(|e| ApiError::BadRequest(format!("Invalid end date/time: {}", e)))?;
// For all-day events, add one day to end date for RFC-5545 compliance
// RFC-5545 uses exclusive end dates for all-day events
if request.all_day {
end_datetime = end_datetime + chrono::Duration::days(1);
}
// Validate that end is after start (allow equal times for all-day events)
if request.all_day {
if end_datetime < start_datetime {
@@ -756,9 +762,15 @@ pub async fn update_event(
parse_event_datetime(&request.start_date, &request.start_time, request.all_day)
.map_err(|e| ApiError::BadRequest(format!("Invalid start date/time: {}", e)))?;
let end_datetime = parse_event_datetime(&request.end_date, &request.end_time, request.all_day)
let mut end_datetime = parse_event_datetime(&request.end_date, &request.end_time, request.all_day)
.map_err(|e| ApiError::BadRequest(format!("Invalid end date/time: {}", e)))?;
// For all-day events, add one day to end date for RFC-5545 compliance
// RFC-5545 uses exclusive end dates for all-day events
if request.all_day {
end_datetime = end_datetime + chrono::Duration::days(1);
}
// Validate that end is after start (allow equal times for all-day events)
if request.all_day {
if end_datetime < start_datetime {