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Go

MS Graph Calendar Create Event

See more Microsoft Calendar Examples

Creates a new event in a specified calendar.

For more details, see https://docs.microsoft.com/en-us/graph/api/calendar-post-events?view=graph-rest-1.0

Chilkat Go Downloads

Go
    success := false

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

    http := chilkat.NewHttp()

    // Use your previously obtained access token as shown here:
    //    Get Microsoft Graph OAuth2 Access Token with Calendars.ReadWrite scope.

    jsonToken := chilkat.NewJsonObject()
    success = jsonToken.LoadFile("qa_data/tokens/msGraphCalendar.json")
    if success == false {
        fmt.Println(jsonToken.LastErrorText())
        http.DisposeHttp()
        jsonToken.DisposeJsonObject()
        return
    }

    http.SetAuthToken(jsonToken.StringOf("access_token"))

    // Create a JSON body for the HTTP POST
    // Use this online tool to generate the code from sample JSON: 
    // Generate Code to Create JSON

    // {
    //   "subject": "Let's go for lunch",
    //   "body": {
    //     "contentType": "HTML",
    //     "content": "Does mid month work for you?"
    //   },
    //   "start": {
    //       "dateTime": "2019-11-15T12:00:00",
    //       "timeZone": "Pacific Standard Time"
    //   },
    //   "end": {
    //       "dateTime": "2019-11-15T14:00:00",
    //       "timeZone": "Pacific Standard Time"
    //   },
    //   "location":{
    //       "displayName":"Harry's Bar"
    //   },
    //   "attendees": [
    //     {
    //       "emailAddress": {
    //         "address":"adelev@contoso.onmicrosoft.com",
    //         "name": "Adele Vance"
    //       },
    //       "type": "required"
    //     }
    //   ]
    // }

    json := chilkat.NewJsonObject()
    json.UpdateString("subject","Let's go for lunch")
    json.UpdateString("body.contentType","HTML")
    json.UpdateString("body.content","Does mid month work for you?")
    json.UpdateString("start.dateTime","2019-11-15T12:00:00")
    json.UpdateString("start.timeZone","Pacific Standard Time")
    json.UpdateString("end.dateTime","2019-11-15T14:00:00")
    json.UpdateString("end.timeZone","Pacific Standard Time")
    json.UpdateString("location.displayName","Harry's Bar")
    json.UpdateString("attendees[0].emailAddress.address","adelev@contoso.onmicrosoft.com")
    json.UpdateString("attendees[0].emailAddress.name","Adele Vance")
    json.UpdateString("attendees[0].type","required")

    // POST the JSON to https://graph.microsoft.com/v1.0/me/calendars/{id}/events
    // This is posting to a calendar in the default calendarGroup.

    // Specify the calendar id
    http.SetUrlVar("id","AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEGAAAA5_vF7TKKdE6bGCRqXyl2PQAClEpRTgAAAA==")
    resp := chilkat.NewHttpResponse()
    success = http.HttpJson("POST","https://graph.microsoft.com/v1.0/me/calendars/{$id}/events",json,"application/json",resp)
    if success == false {
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        jsonToken.DisposeJsonObject()
        json.DisposeJsonObject()
        resp.DisposeHttpResponse()
        return
    }

    json.Load(resp.BodyStr())
    json.SetEmitCompact(false)

    if resp.StatusCode() != 201 {
        fmt.Println(*json.Emit())
        fmt.Println("Failed, response status code = ", resp.StatusCode())
        http.DisposeHttp()
        jsonToken.DisposeJsonObject()
        json.DisposeJsonObject()
        resp.DisposeHttpResponse()
        return
    }

    fmt.Println(*json.Emit())

    // A sample response:
    // (See code for parsing this response below..)

    // {
    //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/calendars('AQMkADAwATM0MDAAMS ... AClEpRTgAAAA%3D%3D')/events/$entity",
    //   "@odata.etag": "W/\"5+vF7TKKdE6bGCRqXyl2PQAClIgmmw==\"",
    //   "id": "AQMkADAwAT ... ApRZ7JkAAAA=",
    //   "createdDateTime": "2019-04-26T14:31:39.8791929Z",
    //   "lastModifiedDateTime": "2019-04-26T14:31:41.2753537Z",
    //   "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAClIgmmw==",
    //   "categories": [
    //   ],
    //   "originalStartTimeZone": "Pacific Standard Time",
    //   "originalEndTimeZone": "Pacific Standard Time",
    //   "iCalUId": "040000008200E00074C5B7101A82E00800000000F05DF1C23CFCD40100000000000000001000000009911D155F71EF42A230FEBFE5F7486A",
    //   "reminderMinutesBeforeStart": 15,
    //   "isReminderOn": true,
    //   "hasAttachments": false,
    //   "subject": "Let's go for lunch",
    //   "bodyPreview": "Does mid month 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=AQMkADAwATM0MDAAMS1iNTcwL...pRZ7JkAAAA%3D&exvsurl=1&path=/calendar/item",
    //   "onlineMeetingUrl": null,
    //   "recurrence": 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 mid month work for you?\r\n</body>\r\n</html>\r\n"
    //   },
    //   "start": {
    //     "dateTime": "2019-11-15T12:00:00.0000000",
    //     "timeZone": "Pacific Standard Time"
    //   },
    //   "end": {
    //     "dateTime": "2019-11-15T14:00:00.0000000",
    //     "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": "Adele Vance",
    //         "address": "adelev@contoso.onmicrosoft.com"
    //       }
    //     }
    //   ],
    //   "organizer": {
    //     "emailAddress": {
    //       "name": "Matt",
    //       "address": "outlook_3A33FCEB9B74CC15@outlook.com"
    //     }
    //   }
    // }
    // 
    // 

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    var displayName *string = new(string)
    var locationType *string = new(string)
    var uniqueId *string = new(string)
    var uniqueIdType *string = new(string)
    var statusResponse *string = new(string)
    var statusTime *string = new(string)
    var emailAddressName *string = new(string)
    var emailAddressAddress *string = new(string)

    odataContext := json.StringOf("\"@odata.context\"")
    odataEtag := json.StringOf("\"@odata.etag\"")
    id := json.StringOf("id")
    createdDateTime := json.StringOf("createdDateTime")
    lastModifiedDateTime := json.StringOf("lastModifiedDateTime")
    changeKey := json.StringOf("changeKey")
    originalStartTimeZone := json.StringOf("originalStartTimeZone")
    originalEndTimeZone := json.StringOf("originalEndTimeZone")
    iCalUId := json.StringOf("iCalUId")
    reminderMinutesBeforeStart := json.IntOf("reminderMinutesBeforeStart")
    isReminderOn := json.BoolOf("isReminderOn")
    hasAttachments := json.BoolOf("hasAttachments")
    subject := json.StringOf("subject")
    bodyPreview := json.StringOf("bodyPreview")
    importance := json.StringOf("importance")
    sensitivity := json.StringOf("sensitivity")
    isAllDay := json.BoolOf("isAllDay")
    isCancelled := json.BoolOf("isCancelled")
    isOrganizer := json.BoolOf("isOrganizer")
    responseRequested := json.BoolOf("responseRequested")
    seriesMasterId := json.StringOf("seriesMasterId")
    showAs := json.StringOf("showAs")
    type := json.StringOf("type")
    webLink := json.StringOf("webLink")
    onlineMeetingUrl := json.StringOf("onlineMeetingUrl")
    recurrence := json.StringOf("recurrence")
    responseStatusResponse := json.StringOf("responseStatus.response")
    responseStatusTime := json.StringOf("responseStatus.time")
    bodyContentType := json.StringOf("body.contentType")
    bodyContent := json.StringOf("body.content")
    startDateTime := json.StringOf("start.dateTime")
    startTimeZone := json.StringOf("start.timeZone")
    endDateTime := json.StringOf("end.dateTime")
    endTimeZone := json.StringOf("end.timeZone")
    locationDisplayName := json.StringOf("location.displayName")
    locationLocationType := json.StringOf("location.locationType")
    locationUniqueId := json.StringOf("location.uniqueId")
    locationUniqueIdType := json.StringOf("location.uniqueIdType")
    organizerEmailAddressName := json.StringOf("organizer.emailAddress.name")
    organizerEmailAddressAddress := json.StringOf("organizer.emailAddress.address")
    i := 0
    count_i := json.SizeOfArray("categories")
    for i < count_i {
        json.SetI(i)
        // ...
        i = i + 1
    }

    i = 0
    count_i = json.SizeOfArray("locations")
    for i < count_i {
        json.SetI(i)
        displayName = json.StringOf("locations[i].displayName")
        locationType = json.StringOf("locations[i].locationType")
        uniqueId = json.StringOf("locations[i].uniqueId")
        uniqueIdType = json.StringOf("locations[i].uniqueIdType")
        i = i + 1
    }

    i = 0
    count_i = json.SizeOfArray("attendees")
    for i < count_i {
        json.SetI(i)
        type = json.StringOf("attendees[i].type")
        statusResponse = json.StringOf("attendees[i].status.response")
        statusTime = json.StringOf("attendees[i].status.time")
        emailAddressName = json.StringOf("attendees[i].emailAddress.name")
        emailAddressAddress = json.StringOf("attendees[i].emailAddress.address")
        i = i + 1
    }

    fmt.Println("Success.")

    http.DisposeHttp()
    jsonToken.DisposeJsonObject()
    json.DisposeJsonObject()
    resp.DisposeHttpResponse()