(C) UniPin Game List

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Demonstrates how to send a POST with the hash_hmac(sha256,partnerid+timestamp+path,secretkey) authentication.

For more information, see https://documenter.getpostman.com/view/8087848/SVfNvUt2?version=latest#1685124e-d292-4414-b1ca-e34e3f3ec7b4

Chilkat C/C++ Library Downloads
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#include <C_CkHttp.h>
#include <C_CkDateTime.h>
#include <C_CkCrypt2.h>
#include <C_CkStringBuilder.h>
#include <C_CkHttpResponse.h>
#include <C_CkJsonObject.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkDateTime dt;
    const char *timestamp;
    const char *partnerId;
    HCkCrypt2 crypt;
    HCkStringBuilder sbMacData;
    const char *auth;
    HCkHttpResponse resp;
    HCkStringBuilder sbResponseBody;
    HCkJsonObject jResp;
    int respStatusCode;
    const char *game_category;
    const char *game_code;
    const char *game_name;
    const char *icon_url;
    const char *game_status;
    const char *updated_at;
    int status;
    const char *reason;
    int i;
    int count_i;

    // 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 --request POST 'https://dev-api.unipin.com/in-game-topup/list' \
    // --header 'partnerid: 587e3675-e0ed-4e9e-9b39-099b11498fdc' \
    // --header 'timestamp: 1566552295' \
    // --header 'path: in-game-topup/list' \
    // --header 'auth: 1d9f5e7aca9f3c14da7c957d6977447739877cebfc10fcf3682bd32da47a2bda' \
    // --header 'Content-Type: application/json'

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

    dt = CkDateTime_Create();
    CkDateTime_SetFromCurrentSystemTime(dt);
    timestamp = CkDateTime_getAsUnixTimeStr(dt,FALSE);

    // Change this to your actual partner ID.
    partnerId = "587e3675-e0ed-4e9e-9b39-099b11498fdc";

    CkHttp_SetRequestHeader(http,"path","in-game-topup/list");
    CkHttp_SetRequestHeader(http,"timestamp",timestamp);
    CkHttp_SetRequestHeader(http,"partnerid",partnerId);
    CkHttp_SetRequestHeader(http,"Content-Type","application/json");

    // Calculate the auth header using  hash_hmac(sha256,partnerid+timestamp+path,secretkey)
    crypt = CkCrypt2_Create();
    CkCrypt2_putMacAlgorithm(crypt,"hmac");
    CkCrypt2_putHashAlgorithm(crypt,"sha256");
    CkCrypt2_putEncodingMode(crypt,"hexlower");

    // Change this to your actual secret key..
    CkCrypt2_SetMacKeyEncoded(crypt,"wabc123asljdgadlgd3","us-ascii");

    sbMacData = CkStringBuilder_Create();
    CkStringBuilder_Append(sbMacData,partnerId);
    CkStringBuilder_Append(sbMacData,timestamp);
    CkStringBuilder_Append(sbMacData,"in-game-topup/list");

    auth = CkCrypt2_macStringENC(crypt,CkStringBuilder_getAsString(sbMacData));
    CkHttp_SetRequestHeader(http,"auth",auth);

    resp = CkHttp_QuickRequest(http,"POST","https://dev-api.unipin.com/in-game-topup/list");
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkDateTime_Dispose(dt);
        CkCrypt2_Dispose(crypt);
        CkStringBuilder_Dispose(sbMacData);
        return;
    }

    sbResponseBody = CkStringBuilder_Create();
    CkHttpResponse_GetBodySb(resp,sbResponseBody);
    jResp = CkJsonObject_Create();
    CkJsonObject_LoadSb(jResp,sbResponseBody);
    CkJsonObject_putEmitCompact(jResp,FALSE);

    printf("Response Body:\n");
    printf("%s\n",CkJsonObject_emit(jResp));

    respStatusCode = CkHttpResponse_getStatusCode(resp);
    printf("Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        printf("Response Header:\n");
        printf("%s\n",CkHttpResponse_header(resp));
        printf("Failed.\n");
        CkHttpResponse_Dispose(resp);
        CkHttp_Dispose(http);
        CkDateTime_Dispose(dt);
        CkCrypt2_Dispose(crypt);
        CkStringBuilder_Dispose(sbMacData);
        CkStringBuilder_Dispose(sbResponseBody);
        CkJsonObject_Dispose(jResp);
        return;
    }

    CkHttpResponse_Dispose(resp);

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

    // {
    //   "game_list": [
    //     {
    //       "game_category": "MLBB_ID",
    //       "game_code": "MLBBD_ID",
    //       "game_name": "Mobile Legends Diamonds",
    //       "icon_url": "http://dev-backoffice.unipin.com/images/icon_direct_topup_games/1565343343-icon-1548659712-icon-Mobile legend 300x300 px.png",
    //       "game_status": "active",
    //       "updated_at": "2019-08-09 16:35:43"
    //     },
    //     {
    //       "game_category": "MLBB_ID",
    //       "game_code": "MLBBS_ID",
    //       "game_name": "Mobile Legends Starlight Member",
    //       "icon_url": "http://dev-backoffice.unipin.com/images/icon_direct_topup_games/1565343258-icon-1548659712-icon-Mobile legend 300x300 px.png",
    //       "game_status": "active",
    //       "updated_at": "2019-08-09 16:34:18"
    //     },
    // ...
    // ...
    //   ],
    //   "status": 1,
    //   "reason": "Successful"
    // }

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

    status = CkJsonObject_IntOf(jResp,"status");
    reason = CkJsonObject_stringOf(jResp,"reason");
    i = 0;
    count_i = CkJsonObject_SizeOfArray(jResp,"game_list");
    while (i < count_i) {
        CkJsonObject_putI(jResp,i);
        game_category = CkJsonObject_stringOf(jResp,"game_list[i].game_category");
        game_code = CkJsonObject_stringOf(jResp,"game_list[i].game_code");
        game_name = CkJsonObject_stringOf(jResp,"game_list[i].game_name");
        icon_url = CkJsonObject_stringOf(jResp,"game_list[i].icon_url");
        game_status = CkJsonObject_stringOf(jResp,"game_list[i].game_status");
        updated_at = CkJsonObject_stringOf(jResp,"game_list[i].updated_at");
        i = i + 1;
    }



    CkHttp_Dispose(http);
    CkDateTime_Dispose(dt);
    CkCrypt2_Dispose(crypt);
    CkStringBuilder_Dispose(sbMacData);
    CkStringBuilder_Dispose(sbResponseBody);
    CkJsonObject_Dispose(jResp);

    }