(C++) MS Graph Calendar Create Event

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

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#include <CkHttp.h>
#include <CkJsonObject.h>
#include <CkHttpResponse.h>

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

    CkHttp http;

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

    CkJsonObject jsonToken;
    bool success = jsonToken.LoadFile("qa_data/tokens/msGraphCalendar.json");
    if (success == false) {
        std::cout << jsonToken.lastErrorText() << "\r\n";
        return;
    }

    http.put_AuthToken(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"
    //     }
    //   ]
    // }

    CkJsonObject json;
    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==");
    CkHttpResponse *resp = http.PostJson3("https://graph.microsoft.com/v1.0/me/calendars/{$id}/events","application/json",json);
    if (http.get_LastMethodSuccess() == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    json.Load(resp->bodyStr());
    json.put_EmitCompact(false);

    if (resp->get_StatusCode() != 201) {
        std::cout << json.emit() << "\r\n";
        std::cout << "Failed, response status code = " << resp->get_StatusCode() << "\r\n";
        delete resp;
        return;
    }

    delete resp;

    std::cout << json.emit() << "\r\n";

    // 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

    const char *displayName = 0;
    const char *locationType = 0;
    const char *uniqueId = 0;
    const char *uniqueIdType = 0;
    const char *statusResponse = 0;
    const char *statusTime = 0;
    const char *emailAddressName = 0;
    const char *emailAddressAddress = 0;

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

    i = 0;
    count_i = json.SizeOfArray("locations");
    while (i < count_i) {
        json.put_I(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");
    while (i < count_i) {
        json.put_I(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;
    }

    std::cout << "Success." << "\r\n";
    }