(C) Shippo Generate a Return Label

Demonstrates how to generate a pay-on-use return label.

For more information, see https://goshippo.com/docs/return-labels/

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

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkHttpRequest req;
    HCkHttpResponse resp;
    HCkStringBuilder sbResponseBody;
    HCkJsonObject jResp;
    int respStatusCode;

    // 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 https://api.goshippo.com/shipments/ \
    //     -H "Authorization: ShippoToken <API_Token>" \
    //     -d address_from="d799c2679e644279b59fe661ac8fa488" \
    //     -d address_to="42236bcf36214f62bcc6d7f12f02a849" \
    //     -d parcels=["7df2ecf8b4224763ab7c71fae7ec8274"] \
    //     -d shipment_date="2013-12-03T12:00:00.000Z" \
    //     -d extra='{ "is_return": true}' \
    //     -d async=false

    req = CkHttpRequest_Create();
    CkHttpRequest_putHttpVerb(req,"POST");
    CkHttpRequest_putPath(req,"/shipments/");
    CkHttpRequest_putContentType(req,"application/x-www-form-urlencoded");
    CkHttpRequest_AddParam(req,"address_from","d799c2679e644279b59fe661ac8fa488");
    CkHttpRequest_AddParam(req,"address_to","42236bcf36214f62bcc6d7f12f02a849");
    CkHttpRequest_AddParam(req,"parcels","[\"7df2ecf8b4224763ab7c71fae7ec8274\"]");
    CkHttpRequest_AddParam(req,"shipment_date","2013-12-03T12:00:00.000Z");
    CkHttpRequest_AddParam(req,"extra","'{ \"is_return\": true}'");
    CkHttpRequest_AddParam(req,"async","false");

    CkHttpRequest_AddHeader(req,"Authorization","ShippoToken <API_Token>");

    resp = CkHttp_PostUrlEncoded(http,"https://api.goshippo.com/shipments/",req);
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkHttpRequest_Dispose(req);
        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);
        CkHttpRequest_Dispose(req);
        CkStringBuilder_Dispose(sbResponseBody);
        CkJsonObject_Dispose(jResp);
        return;
    }

    CkHttpResponse_Dispose(resp);

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

    // {}

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

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.



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

    }