(C) Google Sheets - Update (Set Values in a Range)

Sets values in a range of a spreadsheet. This example will demonstrate by first getting a range, then changing some values in the JSON, and then HTTPS PUT the changes back to the Google Sheet.

Note: This example requires Chilkat v9.5.0.76 or greater.

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#include <C_CkJsonObject.h>
#include <C_CkHttp.h>
#include <C_CkHttpResponse.h>

void ChilkatSample(void)
    {
    HCkJsonObject jsonToken;
    BOOL success;
    HCkHttp http;
    const char *jsonResponse;
    HCkJsonObject json;
    const char *urlToUpdate;
    const char *xyz;
    HCkHttpResponse resp;

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

    //  This example uses a previously obtained access token having permission for the
    //  Google Sheets scope.

    //  In this example, Get Google Sheets OAuth2 Access Token, the access
    //  token was saved to a JSON file.  This example fetches the access token from the file..
    jsonToken = CkJsonObject_Create();
    success = CkJsonObject_LoadFile(jsonToken,"qa_data/tokens/googleSheets.json");
    if (CkJsonObject_HasMember(jsonToken,"access_token") == FALSE) {
        printf("No access token found.\n");
        CkJsonObject_Dispose(jsonToken);
        return;
    }

    http = CkHttp_Create();
    CkHttp_putAuthToken(http,CkJsonObject_stringOf(jsonToken,"access_token"));

    //  First get the cells in the range A1:B5
    CkHttp_SetUrlVar(http,"range","Sheet1!A1:B5");
    CkHttp_SetUrlVar(http,"spreadsheetId","1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA");
    jsonResponse = CkHttp_quickGetStr(http,"https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}");
    if (CkHttp_getLastMethodSuccess(http) != TRUE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkJsonObject_Dispose(jsonToken);
        CkHttp_Dispose(http);
        return;
    }

    printf("%s\n",jsonResponse);

    json = CkJsonObject_Create();
    CkJsonObject_putEmitCompact(json,FALSE);
    CkJsonObject_Load(json,jsonResponse);

    //  A sample response is shown below.

    //  {
    //    "range": "Sheet1!A1:B5",
    //    "majorDimension": "ROWS",
    //    "values": [
    //      [
    //        "Item",
    //        "Cost"
    //      ],
    //      [
    //        "Wheel",
    //        "$20.50"
    //      ],
    //      [
    //        "Door",
    //        "$15"
    //      ],
    //      [
    //        "Engine",
    //        "$100"
    //      ],
    //      [
    //        "Totals",
    //        "$135.50"
    //      ]
    //    ]
    //  }

    //  We're going to change the cost of the Engine to $120, and the Totals to $155.50

    CkJsonObject_putI(json,3);
    CkJsonObject_putJ(json,1);
    CkJsonObject_UpdateString(json,"values[i][j]","$120");
    CkJsonObject_putI(json,4);
    CkJsonObject_UpdateString(json,"values[i][j]","$155.50");

    //  Show the updated JSON.
    printf("%s\n",CkJsonObject_emit(json));

    //  --------------------------------------------------------
    //  Note: This example requires Chilkat v9.5.0.76 or greater.
    //  --------------------------------------------------------

    //  Update the Google Sheet using a PUT request.
    CkJsonObject_putEmitCompact(json,TRUE);
    urlToUpdate = "https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}?valueInputOption=USER_ENTERED";
    xyz = CkHttp_quickGetStr(http,urlToUpdate);
    resp = CkHttp_PText(http,"PUT",urlToUpdate,CkJsonObject_emit(json),"utf-8","application/json",FALSE,FALSE);
    if (CkHttp_getLastMethodSuccess(http) != TRUE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkJsonObject_Dispose(jsonToken);
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        return;
    }

    //  Examine the response..
    printf("response status code = %d\n",CkHttpResponse_getStatusCode(resp));
    printf("response body:\n");
    printf("%s\n",CkHttpResponse_bodyStr(resp));

    //  A sample response body:

    //  {
    //    "spreadsheetId": "1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA",
    //    "updatedRange": "Sheet1!A1:B5",
    //    "updatedRows": 5,
    //    "updatedColumns": 2,
    //    "updatedCells": 10
    //  }

    CkHttpResponse_Dispose(resp);


    CkJsonObject_Dispose(jsonToken);
    CkHttp_Dispose(http);
    CkJsonObject_Dispose(json);

    }