Chilkat Online Tools

C# / Microsoft Graph / Create a plain text chat thread (beta)

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

Chilkat.Http http = new Chilkat.Http();
bool success;

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

// The following JSON is sent in the request body.

// {
//   "body": {
//     "content": "Hello World!"
//   }
// }

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateString("body.content","Hello World!");

// Adds the "Authorization: Bearer <access_token>" header.
http.AuthToken = "<access_token>";
http.SetRequestHeader("Content-Type","application/json");

Chilkat.HttpResponse resp = http.PostJson3("https://graph.microsoft.com/beta/teams/{{TeamId}}/channels/{{ChannelId}}/messages","application/json",json);
if (http.LastMethodSuccess == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Debug.WriteLine(Convert.ToString(resp.StatusCode));
Debug.WriteLine(resp.BodyStr);

Curl Command

curl -X POST
	-H "Authorization: Bearer <access_token>"
	-H "Content-Type: application/json"
	-d '{
  "body": {
    "content": "Hello World!"
  }
}'
https://graph.microsoft.com/beta/teams/{{TeamId}}/channels/{{ChannelId}}/messages

Postman Collection Item JSON

{
  "name": "Create a plain text chat thread (beta)",
  "event": [
    {
      "listen": "test",
      "script": {
        "exec": [
          "try {\r",
          "    if (responseBody.indexOf(\"InvalidAuthenticationToken\") !== -1)\r",
          "    {\r",
          "        console.log(\"You need to run *On behalf of a User | Get User Access Token* request first.\");\r",
          "    }\r",
          "    else\r",
          "    {\r",
          "        if (pm.response.status === \"Forbidden\")\r",
          "        {\r",
          "            console.log(\"You need to add user delegated permissions in your application to at least *Group.ReadWrite.All* AND *User.Read.All* in portal.azure.com and then consent as user or Grant admin consent in portal. And re-run *On behalf of a User | Get User Access Token* request to update access token. \");\r",
          "        }\r",
          "        else\r",
          "        {\r",
          "            var json = JSON.parse(responseBody);\r",
          "            postman.setEnvironmentVariable(\"MessageId\", json.id);\r",
          "        }\r",
          "    }\r",
          "}\r",
          "catch (e) {\r",
          "    console.log(e);\r",
          "}\r",
          ""
        ],
        "type": "text/javascript"
      }
    }
  ],
  "request": {
    "method": "POST",
    "header": [
      {
        "key": "Content-Type",
        "name": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "body": {
      "mode": "raw",
      "raw": "{\n  \"body\": {\n    \"content\": \"Hello World!\"\n  }\n}"
    },
    "url": {
      "raw": "https://graph.microsoft.com/beta/teams/{{TeamId}}/channels/{{ChannelId}}/messages",
      "protocol": "https",
      "host": [
        "graph",
        "microsoft",
        "com"
      ],
      "path": [
        "beta",
        "teams",
        "{{TeamId}}",
        "channels",
        "{{ChannelId}}",
        "messages"
      ]
    }
  },
  "response": [
  ]
}