(Delphi DLL) Microsoft Teams - List Joined Teams

Get the teams in Microsoft Teams that the user is a direct member of.

For more information, see https://docs.microsoft.com/en-us/graph/api/user-list-joinedteams?view=graph-rest-1.0&tabs=http

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, StringBuilder, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
id: PWideChar;
createdDateTime: PWideChar;
displayName: PWideChar;
description: PWideChar;
internalId: PWideChar;
classification: PWideChar;
specialization: PWideChar;
visibility: PWideChar;
webUrl: PWideChar;
isArchived: Boolean;
isMembershipLimitedToOwners: PWideChar;
memberSettings: PWideChar;
guestSettings: PWideChar;
messagingSettings: PWideChar;
funSettings: PWideChar;
discoverySettings: PWideChar;
odata_context: PWideChar;
odata_count: Integer;
i: Integer;
count_i: Integer;

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

http := CkHttp_Create();

// Implements the following CURL command:

// curl -X GET https://graph.microsoft.com/v1.0/me/joinedTeams \
//   -H 'authorization: Bearer ACCESS_TOKEN'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Adds the "Authorization: Bearer ACCESS_TOKEN" header.
CkHttp_putAuthToken(http,'ACCESS_TOKEN');

sbResponseBody := CkStringBuilder_Create();
success := CkHttp_QuickGetSb(http,'https://graph.microsoft.com/v1.0/me/joinedTeams',sbResponseBody);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

respStatusCode := CkHttp_getLastStatus(http);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttp__lastHeader(http));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

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

// {
//   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#teams",
//   "@odata.count": 3,
//   "value": [
//     {
//       "id": "285c8d65-d8b5-447a-91c7-85593d50c826",
//       "createdDateTime": null,
//       "displayName": "Chilkat Software, Inc.",
//       "description": null,
//       "internalId": null,
//       "classification": null,
//       "specialization": null,
//       "visibility": null,
//       "webUrl": null,
//       "isArchived": false,
//       "isMembershipLimitedToOwners": null,
//       "memberSettings": null,
//       "guestSettings": null,
//       "messagingSettings": null,
//       "funSettings": null,
//       "discoverySettings": null
//     },
//     {
//       "id": "e527a8b1-5620-4dcf-9b29-a4713e9afa72",
//       "createdDateTime": null,
//       "displayName": "My Sample Team",
//       "description": "My Sample Team\u2019s Description",
//       "internalId": null,
//       "classification": null,
//       "specialization": null,
//       "visibility": null,
//       "webUrl": null,
//       "isArchived": false,
//       "isMembershipLimitedToOwners": null,
//       "memberSettings": null,
//       "guestSettings": null,
//       "messagingSettings": null,
//       "funSettings": null,
//       "discoverySettings": null
//     },
//     {
//       "id": "bc6ef2f4-d51e-4362-9a17-11ad3382b8ad",
//       "createdDateTime": null,
//       "displayName": "Sample Engineering Team",
//       "description": "This is a sample engineering team, used to showcase the range of properties supported by this API",
//       "internalId": null,
//       "classification": null,
//       "specialization": null,
//       "visibility": null,
//       "webUrl": null,
//       "isArchived": false,
//       "isMembershipLimitedToOwners": null,
//       "memberSettings": null,
//       "guestSettings": null,
//       "messagingSettings": null,
//       "funSettings": null,
//       "discoverySettings": null
//     }
//   ]
// }

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

odata_context := CkJsonObject__stringOf(jResp,'"@odata.context"');
odata_count := CkJsonObject_IntOf(jResp,'"@odata.count"');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'value');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    id := CkJsonObject__stringOf(jResp,'value[i].id');
    createdDateTime := CkJsonObject__stringOf(jResp,'value[i].createdDateTime');
    displayName := CkJsonObject__stringOf(jResp,'value[i].displayName');
    description := CkJsonObject__stringOf(jResp,'value[i].description');
    internalId := CkJsonObject__stringOf(jResp,'value[i].internalId');
    classification := CkJsonObject__stringOf(jResp,'value[i].classification');
    specialization := CkJsonObject__stringOf(jResp,'value[i].specialization');
    visibility := CkJsonObject__stringOf(jResp,'value[i].visibility');
    webUrl := CkJsonObject__stringOf(jResp,'value[i].webUrl');
    isArchived := CkJsonObject_BoolOf(jResp,'value[i].isArchived');
    isMembershipLimitedToOwners := CkJsonObject__stringOf(jResp,'value[i].isMembershipLimitedToOwners');
    memberSettings := CkJsonObject__stringOf(jResp,'value[i].memberSettings');
    guestSettings := CkJsonObject__stringOf(jResp,'value[i].guestSettings');
    messagingSettings := CkJsonObject__stringOf(jResp,'value[i].messagingSettings');
    funSettings := CkJsonObject__stringOf(jResp,'value[i].funSettings');
    discoverySettings := CkJsonObject__stringOf(jResp,'value[i].discoverySettings');
    i := i + 1;
  end;

CkHttp_Dispose(http);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;