(DataFlex) MS Graph Calendars List

Get all the user's calendars (/calendars navigation property), get the calendars from the default calendar group or from a specific calendar group.

For more details, see https://docs.microsoft.com/en-us/graph/api/user-list-calendars?view=graph-rest-1.0

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoHttp
Token    Handle hoJsonToken
    Boolean iSuccess
    String sStrResponse
    Handle hoJson
    String sOdataContext
    Integer i
    Integer iCount_i
    String sId
    String sName
    String sColor
    String sChangeKey
    Boolean iCanShare
    Boolean iCanViewPrivateItems
    Boolean iCanEdit
    String sOwnerName
    String sOwnerAddress
    String sTemp1
    Integer iTemp1
    Boolean bTemp1

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

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

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

    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken
    If (Not(IsComObjectCreated(hoJsonToken))) Begin
        Send CreateComObject of hoJsonToken
    End
    Get ComLoadFile Of hoJsonToken "qa_data/tokens/msGraphCalendar.json" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoJsonToken To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComAuthToken Of hoHttp To sTemp1

    // Send a GET request to https://graph.microsoft.com/v1.0/me/calendars
    Get ComQuickGetStr Of hoHttp "https://graph.microsoft.com/v1.0/me/calendars" To sStrResponse
    Get ComLastMethodSuccess Of hoHttp To bTemp1
    If (bTemp1 = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComLoad Of hoJson sStrResponse To iSuccess
    Set ComEmitCompact Of hoJson To False

    Get ComLastStatus Of hoHttp To iTemp1
    If (iTemp1 <> 200) Begin
        Get ComEmit Of hoJson To sTemp1
        Showln sTemp1
        Get ComLastStatus Of hoHttp To iTemp1
        Showln "Failed, response status code = " iTemp1
        Procedure_Return
    End

    Get ComEmit Of hoJson To sTemp1
    Showln sTemp1

    // Sample output:

    // {
    //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/calendars",
    //   "value": [
    //     {
    //       "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEGAAAA5_vF7TKKdE6bGCRqXyl2PQAAAiCsAAAA",
    //       "name": "Calendar",
    //       "color": "auto",
    //       "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAAAAAiEQ==",
    //       "canShare": true,
    //       "canViewPrivateItems": true,
    //       "canEdit": true,
    //       "owner": {
    //         "name": "...",
    //         "address": "outlook_3A33FCEB9B74CC15@outlook.com"
    //       }
    //     },
    //     {
    //       "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEGAAAA5_vF7TKKdE6bGCRqXyl2PQAClEpRTgAAAA==",
    //       "name": "Work",
    //       "color": "auto",
    //       "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAClHjDcA==",
    //       "canShare": true,
    //       "canViewPrivateItems": true,
    //       "canEdit": true,
    //       "owner": {
    //         "name": "...",
    //         "address": "outlook_3A33FCEB9B74CC15@outlook.com"
    //       }
    //     }
    //   ]
    // }
    // 
    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    Get ComStringOf Of hoJson '"@odata.context"' To sOdataContext
    Move 0 To i
    Get ComSizeOfArray Of hoJson "value" To iCount_i
    While (i < iCount_i)
        Set ComI Of hoJson To i
        Get ComStringOf Of hoJson "value[i].id" To sId
        Get ComStringOf Of hoJson "value[i].name" To sName
        Get ComStringOf Of hoJson "value[i].color" To sColor
        Get ComStringOf Of hoJson "value[i].changeKey" To sChangeKey
        Get ComBoolOf Of hoJson "value[i].canShare" To iCanShare
        Get ComBoolOf Of hoJson "value[i].canViewPrivateItems" To iCanViewPrivateItems
        Get ComBoolOf Of hoJson "value[i].canEdit" To iCanEdit
        Get ComStringOf Of hoJson "value[i].owner.name" To sOwnerName
        Get ComStringOf Of hoJson "value[i].owner.address" To sOwnerAddress
        Move (i + 1) To i
    Loop

    Showln "Success."


End_Procedure