C

Merge SP-API JSON Order Arrays

See more Amazon SP-API Examples

Demonstrates how to merge JSON arrays for the case of Amazon SP-API orders. C

#include <C_CkJsonObject.h>
#include <C_CkJsonArray.h>

void ChilkatSample(void)
    {
    BOOL success;
    const char *a1;
    const char *a2;
    HCkJsonObject json1;
    HCkJsonObject json2;
    HCkJsonArray jarr1;
    HCkJsonArray jarr2;
    int i;
    int numOrders;
    HCkJsonObject jOrder;

    success = FALSE;

    // Batch 1 File
    a1 = "{\"payload\": {\"Orders\": [{\"AmazonOrderId\": \"1\",\"OrderStatus\": \"Unshipped\"},{\"AmazonOrderId\": \"2\",\"OrderStatus\": \"Unshipped\"}]}";

    // Batch 2 File
    a2 = "{\"payload\": {\"Orders\": [{\"AmazonOrderId\": \"3\",\"OrderStatus\": \"Unshipped\"},{\"AmazonOrderId\": \"4\",\"OrderStatus\": \"Unshipped\"}]}";

    // Required Merged File
    // {"payload": {"Orders": [{"AmazonOrderId": "1","OrderStatus": "Unshipped"},{"AmazonOrderId": "2","OrderStatus": "Unshipped"},{"AmazonOrderId": "3","OrderStatus": "Unshipped"},{"AmazonOrderId": "4","OrderStatus": "Unshipped"}]}

    success = TRUE;
    json1 = CkJsonObject_Create();
    CkJsonObject_Load(json1,a1);

    json2 = CkJsonObject_Create();
    CkJsonObject_Load(json2,a2);

    // We're going to add the order records from json2 to json1.
    jarr1 = CkJsonObject_ArrayOf(json1,"payload.Orders");
    jarr2 = CkJsonObject_ArrayOf(json2,"payload.Orders");

    i = 0;
    numOrders = CkJsonArray_getSize(jarr2);
    while ((i < numOrders)) {
        jOrder = CkJsonArray_ObjectAt(jarr2,i);
        // Assuming non-null return...
        CkJsonArray_AddObjectCopyAt(jarr1,-1,jOrder);
        i = i + 1;
    }

    // Show the merged JSON.
    CkJsonObject_putEmitCompact(json1,FALSE);
    printf("%s\n",CkJsonObject_emit(json1));

    // Result:

    // {
    //   "payload": {
    //     "Orders": [
    //       {
    //         "AmazonOrderId": "1",
    //         "OrderStatus": "Unshipped"
    //       },
    //       {
    //         "AmazonOrderId": "2",
    //         "OrderStatus": "Unshipped"
    //       },
    //       {
    //         "AmazonOrderId": "3",
    //         "OrderStatus": "Unshipped"
    //       },
    //       {
    //         "AmazonOrderId": "4",
    //         "OrderStatus": "Unshipped"
    //       }
    //     ]
    //   }
    // }


    CkJsonObject_Dispose(json1);
    CkJsonObject_Dispose(json2);

    }