(PureBasic) Outlook Calendar Create an Event

See more Outlook Calendar Examples

Create an event in the specified time zone, and assign the event an optional transactionId value.

For more information, see https://docs.microsoft.com/en-us/graph/api/user-post-events?view=graph-rest-1.0&tabs=http#example-1-create-an-event-in-the-specified-time-zone-and-assign-the-event-an-optional-transactionid-value

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkJsonObject.pb"
IncludeFile "CkCrypt2.pb"

Procedure ChilkatExample()

    ; This example requires the Chilkat API to have been previously unlocked.
    ; See Global Unlock Sample for sample code.

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; Use your previously obtained access token here: Get Outlook Calendar OAuth2 Access Token (Azure AD v2.0 Endpoint).

    jsonToken.i = CkJsonObject::ckCreate()
    If jsonToken.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i = CkJsonObject::ckLoadFile(jsonToken,"qa_data/tokens/outlookCalendar.json")
    If success = 0
        Debug CkJsonObject::ckLastErrorText(jsonToken)
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonToken)
        ProcedureReturn
    EndIf

    CkHttp::setCkAuthToken(http, CkJsonObject::ckStringOf(jsonToken,"access_token"))

    ; Send the following POST:

    ; POST https://graph.microsoft.com/v1.0/me/events
    ; Prefer: outlook.timezone="Pacific Standard Time"
    ; Content-type: application/json
    ; 
    ; {
    ;   "subject": "Let's go for lunch",
    ;   "body": {
    ;     "contentType": "HTML",
    ;     "content": "Does noon work for you?"
    ;   },
    ;   "start": {
    ;       "dateTime": "2017-04-15T12:00:00",
    ;       "timeZone": "Pacific Standard Time"
    ;   },
    ;   "end": {
    ;       "dateTime": "2017-04-15T14:00:00",
    ;       "timeZone": "Pacific Standard Time"
    ;   },
    ;   "location":{
    ;       "displayName":"Harry's Bar"
    ;   },
    ;   "attendees": [
    ;     {
    ;       "emailAddress": {
    ;         "address":"samanthab@contoso.onmicrosoft.com",
    ;         "name": "Samantha Booth"
    ;       },
    ;       "type": "required"
    ;     }
    ;   ],
    ;   "allowNewTimeProposals": true,
    ;   "transactionId":"7E163156-7762-4BEB-A1C6-729EA81755A7"
    ; }

    ; Build the JSON body of the POST.
    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckUpdateString(json,"subject","Let's go for lunch")
    CkJsonObject::ckUpdateString(json,"body.contentType","HTML")
    CkJsonObject::ckUpdateString(json,"body.content","Does noon work for you?")
    CkJsonObject::ckUpdateString(json,"start.dateTime","2021-05-15T12:00:00")
    CkJsonObject::ckUpdateString(json,"start.timeZone","Pacific Standard Time")
    CkJsonObject::ckUpdateString(json,"end.dateTime","2021-05-15T14:00:00")
    CkJsonObject::ckUpdateString(json,"end.timeZone","Pacific Standard Time")
    CkJsonObject::ckUpdateString(json,"location.displayName","Harry's Bar")
    CkJsonObject::ckUpdateString(json,"attendees[0].emailAddress.address","samanthab@contoso.onmicrosoft.com")
    CkJsonObject::ckUpdateString(json,"attendees[0].emailAddress.name","Samantha Booth")
    CkJsonObject::ckUpdateString(json,"attendees[0].type","required")
    CkJsonObject::ckUpdateBool(json,"allowNewTimeProposals",1)

    ; Generate a UUID.
    crypt.i = CkCrypt2::ckCreate()
    If crypt.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckUpdateString(json,"transactionId",CkCrypt2::ckGenerateUuid(crypt))

    ; Add the "Prefer" request header.
    CkHttp::ckSetRequestHeader(http,"Prefer","outlook.timezone=" + Chr(34) + "Pacific Standard Time" + Chr(34))

    ; Send the HTTP POST
    resp.i = CkHttp::ckPostJson2(http,"https://graph.microsoft.com/v1.0/me/events","application/json",CkJsonObject::ckEmit(json))
    If CkHttp::ckLastMethodSuccess(http) <> 1
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonToken)
        CkJsonObject::ckDispose(json)
        CkCrypt2::ckDispose(crypt)
        ProcedureReturn
    EndIf

    Debug "Response status code = " + Str(CkHttpResponse::ckStatusCode(resp))

    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoad(jResp,CkHttpResponse::ckBodyStr(resp))
    CkJsonObject::setCkEmitCompact(jResp, 0)
    Debug CkJsonObject::ckEmit(jResp)

    CkHttpResponse::ckDispose(resp)

    ; The send succeeded if the response status code = 201.
    If CkHttpResponse::ckStatusCode(resp) <> 201
        Debug "Failed"
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonToken)
        CkJsonObject::ckDispose(json)
        CkCrypt2::ckDispose(crypt)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

    ; Sample JSON response:
    ; (Sample code for parsing the JSON response is shown below)

    ; {
    ;   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('user%40example.com')/events/$entity",
    ;   "@odata.etag": "W/\"5+vF7TKKdE6bGCRqXyl2PQAEaGQgcw==\"",
    ;   "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgENAAAA5_vF7TKKdE6bGCRqXyl2PQAEaDkEcAAAAA==",
    ;   "createdDateTime": "2021-04-18T23:38:52.1979259Z",
    ;   "lastModifiedDateTime": "2021-04-18T23:38:53.3747647Z",
    ;   "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAEaGQgcw==",
    ;   "categories": [
    ;   ],
    ;   "transactionId": "1d12b565-3ca3-4ed8-b3f9-e8a14ac3ac17",
    ;   "originalStartTimeZone": "Pacific Standard Time",
    ;   "originalEndTimeZone": "Pacific Standard Time",
    ;   "iCalUId": "040000008200E00074C5B7101A82E00800000000EF0328FDAB34D7010000000000000000100000004478DD5948382543AFD1B52C25E88C02",
    ;   "reminderMinutesBeforeStart": 15,
    ;   "isReminderOn": true,
    ;   "hasAttachments": false,
    ;   "subject": "Let's go for lunch",
    ;   "bodyPreview": "Does noon work for you?",
    ;   "importance": "normal",
    ;   "sensitivity": "normal",
    ;   "isAllDay": false,
    ;   "isCancelled": false,
    ;   "isOrganizer": true,
    ;   "responseRequested": true,
    ;   "seriesMasterId": null,
    ;   "showAs": "busy",
    ;   "type": "singleInstance",
    ;   "webLink": "https://outlook.live.com/owa/?itemid=AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5%2BvF7TKKdE6bGCRqXyl2PQAAAgENAAAA5%2BvF7TKKdE6bGCRqXyl2PQAEaDkEcAAAAA%3D%3D&exvsurl=1&path=/calendar/item",
    ;   "onlineMeetingUrl": null,
    ;   "isOnlineMeeting": false,
    ;   "onlineMeetingProvider": "unknown",
    ;   "allowNewTimeProposals": true,
    ;   "isDraft": false,
    ;   "hideAttendees": false,
    ;   "recurrence": null,
    ;   "onlineMeeting": null,
    ;   "responseStatus": {
    ;     "response": "organizer",
    ;     "time": "0001-01-01T00:00:00Z"
    ;   },
    ;   "body": {
    ;     "contentType": "html",
    ;     "content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n</head>\r\n<body>\r\nDoes noon work for you?\r\n</body>\r\n</html>\r\n"
    ;   },
    ;   "start": {
    ;     "dateTime": "2021-05-15T12:00:00.0000000",
    ;     "timeZone": "Pacific Standard Time"
    ;   },
    ;   "end": {
    ;     "dateTime": "2021-05-15T14:00:00.0000000",
    ;     "timeZone": "Pacific Standard Time"
    ;   },
    ;   "location": {
    ;     "displayName": "Harry's Bar",
    ;     "locationType": "default",
    ;     "uniqueId": "Harry's Bar",
    ;     "uniqueIdType": "private"
    ;   },
    ;   "locations": [
    ;     {
    ;       "displayName": "Harry's Bar",
    ;       "locationType": "default",
    ;       "uniqueId": "Harry's Bar",
    ;       "uniqueIdType": "private"
    ;     }
    ;   ],
    ;   "attendees": [
    ;     {
    ;       "type": "required",
    ;       "status": {
    ;         "response": "none",
    ;         "time": "0001-01-01T00:00:00Z"
    ;       },
    ;       "emailAddress": {
    ;         "name": "Samantha Booth",
    ;         "address": "samanthab@contoso.onmicrosoft.com"
    ;       }
    ;     }
    ;   ],
    ;   "organizer": {
    ;     "emailAddress": {
    ;       "name": "John Doe",
    ;       "address": "outlook_3A33FCEB9B74CC15@outlook.com"
    ;     }
    ;   }
    ; }

    ; Sample code for parsing the JSON response...
    ; Use the following online tool to generate parsing code from sample JSON:
    ; Generate Parsing Code from JSON

    displayName.s
    locationType.s
    uniqueId.s
    uniqueIdType.s
    statusResponse.s
    statusTime.s
    emailAddressName.s
    emailAddressAddress.s

    odata_context.s = CkJsonObject::ckStringOf(jResp,Chr(34) + "@odata.context" + Chr(34))
    odata_etag.s = CkJsonObject::ckStringOf(jResp,Chr(34) + "@odata.etag" + Chr(34))
    id.s = CkJsonObject::ckStringOf(jResp,"id")
    createdDateTime.s = CkJsonObject::ckStringOf(jResp,"createdDateTime")
    lastModifiedDateTime.s = CkJsonObject::ckStringOf(jResp,"lastModifiedDateTime")
    changeKey.s = CkJsonObject::ckStringOf(jResp,"changeKey")
    transactionId.s = CkJsonObject::ckStringOf(jResp,"transactionId")
    originalStartTimeZone.s = CkJsonObject::ckStringOf(jResp,"originalStartTimeZone")
    originalEndTimeZone.s = CkJsonObject::ckStringOf(jResp,"originalEndTimeZone")
    iCalUId.s = CkJsonObject::ckStringOf(jResp,"iCalUId")
    reminderMinutesBeforeStart.i = CkJsonObject::ckIntOf(jResp,"reminderMinutesBeforeStart")
    isReminderOn.i = CkJsonObject::ckBoolOf(jResp,"isReminderOn")
    hasAttachments.i = CkJsonObject::ckBoolOf(jResp,"hasAttachments")
    subject.s = CkJsonObject::ckStringOf(jResp,"subject")
    bodyPreview.s = CkJsonObject::ckStringOf(jResp,"bodyPreview")
    importance.s = CkJsonObject::ckStringOf(jResp,"importance")
    sensitivity.s = CkJsonObject::ckStringOf(jResp,"sensitivity")
    isAllDay.i = CkJsonObject::ckBoolOf(jResp,"isAllDay")
    isCancelled.i = CkJsonObject::ckBoolOf(jResp,"isCancelled")
    isOrganizer.i = CkJsonObject::ckBoolOf(jResp,"isOrganizer")
    responseRequested.i = CkJsonObject::ckBoolOf(jResp,"responseRequested")
    seriesMasterId.s = CkJsonObject::ckStringOf(jResp,"seriesMasterId")
    showAs.s = CkJsonObject::ckStringOf(jResp,"showAs")
    v_type.s = CkJsonObject::ckStringOf(jResp,"type")
    webLink.s = CkJsonObject::ckStringOf(jResp,"webLink")
    onlineMeetingUrl.s = CkJsonObject::ckStringOf(jResp,"onlineMeetingUrl")
    isOnlineMeeting.i = CkJsonObject::ckBoolOf(jResp,"isOnlineMeeting")
    onlineMeetingProvider.s = CkJsonObject::ckStringOf(jResp,"onlineMeetingProvider")
    allowNewTimeProposals.i = CkJsonObject::ckBoolOf(jResp,"allowNewTimeProposals")
    isDraft.i = CkJsonObject::ckBoolOf(jResp,"isDraft")
    hideAttendees.i = CkJsonObject::ckBoolOf(jResp,"hideAttendees")
    recurrence.s = CkJsonObject::ckStringOf(jResp,"recurrence")
    onlineMeeting.s = CkJsonObject::ckStringOf(jResp,"onlineMeeting")
    responseStatusResponse.s = CkJsonObject::ckStringOf(jResp,"responseStatus.response")
    responseStatusTime.s = CkJsonObject::ckStringOf(jResp,"responseStatus.time")
    bodyContentType.s = CkJsonObject::ckStringOf(jResp,"body.contentType")
    bodyContent.s = CkJsonObject::ckStringOf(jResp,"body.content")
    startDateTime.s = CkJsonObject::ckStringOf(jResp,"start.dateTime")
    startTimeZone.s = CkJsonObject::ckStringOf(jResp,"start.timeZone")
    endDateTime.s = CkJsonObject::ckStringOf(jResp,"end.dateTime")
    endTimeZone.s = CkJsonObject::ckStringOf(jResp,"end.timeZone")
    locationDisplayName.s = CkJsonObject::ckStringOf(jResp,"location.displayName")
    locationLocationType.s = CkJsonObject::ckStringOf(jResp,"location.locationType")
    locationUniqueId.s = CkJsonObject::ckStringOf(jResp,"location.uniqueId")
    locationUniqueIdType.s = CkJsonObject::ckStringOf(jResp,"location.uniqueIdType")
    organizerEmailAddressName.s = CkJsonObject::ckStringOf(jResp,"organizer.emailAddress.name")
    organizerEmailAddressAddress.s = CkJsonObject::ckStringOf(jResp,"organizer.emailAddress.address")
    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(jResp,"categories")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(jResp,"locations")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        displayName = CkJsonObject::ckStringOf(jResp,"locations[i].displayName")
        locationType = CkJsonObject::ckStringOf(jResp,"locations[i].locationType")
        uniqueId = CkJsonObject::ckStringOf(jResp,"locations[i].uniqueId")
        uniqueIdType = CkJsonObject::ckStringOf(jResp,"locations[i].uniqueIdType")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(jResp,"attendees")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        v_type = CkJsonObject::ckStringOf(jResp,"attendees[i].type")
        statusResponse = CkJsonObject::ckStringOf(jResp,"attendees[i].status.response")
        statusTime = CkJsonObject::ckStringOf(jResp,"attendees[i].status.time")
        emailAddressName = CkJsonObject::ckStringOf(jResp,"attendees[i].emailAddress.name")
        emailAddressAddress = CkJsonObject::ckStringOf(jResp,"attendees[i].emailAddress.address")
        i = i + 1
    Wend

    Debug "Event created."


    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(jsonToken)
    CkJsonObject::ckDispose(json)
    CkCrypt2::ckDispose(crypt)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure