gistfile1.txt

# Notification Form Component

A React modal form for creating and editing notification preferences for alerts and reports.

## Structure and Flow
- ✅  Create and edit notifications through a modal interface
- ✅  Configure notification type, timing, and delivery methods
- ✅  Select custom views for targeted notifications
- ✅  Choose between daily and weekly scheduling
- ✅  Set up Slack channel and email delivery
- ✅  Form validation using react-hook-form and Zod

## Core Features
- Multiple notification types (digest report, new cases, PSV alerts)
- Daily or weekly scheduling with timezone support
- Slack and email delivery methods
- Custom view selection for filtering

## Edge Cases

### Form Validation Failures
If (no delivery method selected)
- Show validation errors under both Slack and email fields
- Error message: "Either Slack channel or email is required"
- Submit button disabled

If (invalid email format)
- Show validation error highlighting invalid addresses
- Error message: "Invalid email format: [invalid_emails]"
- Submit button disabled
- Handle multiple comma-separated emails independently

If (weekly schedule selected)
- Require at least one day selection
- Show validation error if no days selected
- Time selection becomes mandatory
- Submit button disabled until valid

If (custom views required)
- Show validation error for missing view selection
- Exception: PSV alerts don't require view selection
- Submit button disabled
- Clear error when valid selection made

### API Interactions
If (form submission fails)
- Keep modal open
- Preserve form values
- Show error toast: "Failed to create/update notification"
- Enable retry attempt

If (slack channels fail to load)
- Show empty state in channel selector
- Keep email input as fallback
- Allow form submission with email only
- Show loading state during retry

If (filter presets fail to load)
- Disable custom view selection
- Show error state in dropdown
- Block submission for types requiring views
- Provide refresh option

### User Interactions
If (user changes notification type)
- Reset custom view selection for PSV alerts
- Preserve delivery settings
- Update validation rules
- Show relevant fields only

If (switching between daily/weekly)
- Clear previous schedule settings
- Reset time selection
- Update validation schema
- Preserve delivery methods

If (editing scan notifications)
- Lock notification type
- Hide timing section
- Maintain delivery methods only
- Show modified validation rules