Chilkat Online Tools

unicodeC / Cognite API v1 / Retrieve latest data point

Back to Collection Items

#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    HCkHttpW http;
    BOOL success;
    HCkJsonObjectW json;
    HCkHttpResponseW resp;

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

    http = CkHttpW_Create();

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

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

    // {
    //   "items": [
    //     {
    //       "externalId": "sunt nisi sed",
    //       "before": "now"
    //     },
    //     {
    //       "id": 2250942319430226,
    //       "before": "now"
    //     }
    //   ],
    //   "ignoreUnknownIds": false
    // }

    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"items[0].externalId",L"sunt nisi sed");
    CkJsonObjectW_UpdateString(json,L"items[0].before",L"now");
    CkJsonObjectW_UpdateInt(json,L"items[1].id",123);
    CkJsonObjectW_UpdateString(json,L"items[1].before",L"now");
    CkJsonObjectW_UpdateBool(json,L"ignoreUnknownIds",FALSE);

    CkHttpW_SetRequestHeader(http,L"content-type",L"application/json");
    CkHttpW_SetRequestHeader(http,L"api-key",L"{{api-key}}");

    resp = CkHttpW_PostJson3(http,L"https://domain.com/api/v1/projects/{{project}}/timeseries/data/latest",L"application/json",json);
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        return;
    }

    wprintf(L"%d\n",CkHttpResponseW_getStatusCode(resp));
    wprintf(L"%s\n",CkHttpResponseW_bodyStr(resp));
    CkHttpResponseW_Dispose(resp);


    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(json);

    }

Curl Command

curl -X POST
	-H "api-key: {{api-key}}"
	-H "content-type: application/json"
	-d '{
    "items": [
        {
            "externalId": "sunt nisi sed",
            "before": "now"
        },
        {
            "id": 2250942319430226,
            "before": "now"
        }
    ],
    "ignoreUnknownIds": false
}'
https://domain.com/api/v1/projects/{{project}}/timeseries/data/latest

Postman Collection Item JSON

{
  "id": "getLatest",
  "name": "Retrieve latest data point",
  "request": {
    "url": {
      "host": "{{baseUrl}}",
      "path": [
        "api",
        "v1",
        "projects",
        "{{project}}",
        "timeseries",
        "data",
        "latest"
      ],
      "query": [
      ],
      "variable": [
      ]
    },
    "method": "POST",
    "header": [
      {
        "key": "api-key",
        "value": "{{api-key}}",
        "description": "An admin can create API keys in the Cognite console."
      },
      {
        "key": "content-type",
        "value": "application/json"
      }
    ],
    "description": "Retrieves the latest data point in a time series.",
    "body": {
      "mode": "raw",
      "raw": "{\n    \"items\": [\n        {\n            \"externalId\": \"sunt nisi sed\",\n            \"before\": \"now\"\n        },\n        {\n            \"id\": 2250942319430226,\n            \"before\": \"now\"\n        }\n    ],\n    \"ignoreUnknownIds\": false\n}"
    }
  }
}