GraphEvent represents a single Microsoft Graph calendar event. All top-level properties from the Graph API event resource are mapped directly onto the object. The attachments collection is loaded lazily via a Graph API call on first access.
For the full list of event properties, refer to the official Microsoft documentation.
A GraphEvent object exposes the following main properties:
| Property | Type | Description | Updatable | |
|---|---|---|---|---|
| id | Text | ID of the event (case-sensitive, read-only). | ||
| calendarId | Text | Calendar ID. If not provided, the user's primary calendar is used. | ||
| hasAttachments | Boolean | true if the event has at least one attachment. |
||
| attachments | Collection | Collection of GraphAttachment instances. Fetched lazily on first access when hasAttachments is true, then cached. |
||
| attendees | Collection | List of attendees. | Yes | |
| emailAddress | Text | Required. Attendee's email address. | ||
| type | Text | Attendee role: "required", "optional", or "resource". |
||
| body | Object | Body of the message associated with the event. | Yes | |
| content | Text | Content of the body. | ||
| contentType | Text | Type of content: "text" or "html". |
||
| categories | Collection | List of categories. Must match the displayName of categories returned by Office365.category.list(). |
Yes | |
| start | Object | Start time of the event. | Yes | |
| date | Date | Start date. | ||
| time | Time | Start time (omitted for all-day events). | ||
| dateTime | Text | Combined start date and time ("yyyy-mm-ddThh:mm:ss" format). Overrides date and time. |
||
| timeZone | Text | Time zone (IANA format, e.g., "Europe/Zurich"). Defaults to UTC. |
||
| end | Object | End time of the event. | Yes | |
| date | Date | End date. | ||
| time | Time | End time (omitted for all-day events). | ||
| dateTime | Text | Combined end date and time ("yyyy-mm-ddThh:mm:ss" format). Overrides date and time. |
||
| timeZone | Text | Time zone (IANA format, e.g., "Europe/Zurich"). Defaults to UTC. |
||
| isAllDay | Boolean | (Default: false) Set to true for all-day events. |
Yes | |
| isCancelled | Boolean | (Default: false) Whether the event is canceled. |
||
| isDraft | Boolean | (Default: false) true if changes have been made but not yet sent to attendees. |
||
| isOnlineMeeting | Boolean | (Default: false) Set to true to create an online meeting. |
Yes | |
| isReminderOn | Boolean | (Default: false) Whether a reminder is set. |
Yes | |
| location | Object | Event location object. | Yes | |
| onlineMeetingProvider | Text | Online meeting provider: "teamsForBusiness", "skypeForBusiness", "skypeForConsumer", etc. |
Yes | |
| recurrence | Object | Recurrence pattern (e.g., daily, weekly). | Yes | |
| reminderMinutesBeforeStart | Integer | Time in minutes before start to trigger the reminder. | Yes | |
| responseRequested | Boolean | Whether a response is requested from attendees. Default is true. |
Yes | |
| sensitivity | Text | Event sensitivity: "normal", "personal", "private", "confidential". |
Yes | |
| seriesMasterId | Text | ID of the recurring series master event, if part of a recurring series. | ||
| showAs | Text | Availability status: "busy", "free", etc. |
Yes | |
| subject | Text | Event title or subject line. | Yes | |
| importance | Text | Event importance: "low", "normal", or "high". |
Yes | |
| allowNewTimeProposals | Boolean | (Default: true) Whether attendees can propose a new time. |
||
| hideAttendees | Boolean | (Default: false) If true, attendees only see themselves. |
Yes |