Chilkat Online Tools

QueryAssistant C# Example

Amazon Wisdom

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

Chilkat.Rest rest = new Chilkat.Rest();
bool success;

Chilkat.AuthAws authAws = new Chilkat.AuthAws();
authAws.AccessKey = "AWS_ACCESS_KEY";
authAws.SecretKey = "AWS_SECRET_KEY";

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region = "us-west-2";
authAws.ServiceName = "wisdom";
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws);

// URL: https://wisdom.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = rest.Connect("wisdom.us-west-2.amazonaws.com",443,true,true);
if (success != true) {
    Debug.WriteLine("ConnectFailReason: " + Convert.ToString(rest.ConnectFailReason));
    Debug.WriteLine(rest.LastErrorText);
    return;
}

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

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

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateInt("maxResults",123);
json.UpdateString("nextToken","string");
json.UpdateString("queryText","string");

// The JSON request body created by the above code:

// {
//   "maxResults": number,
//   "nextToken": "string",
//   "queryText": "string"
// }

rest.AddHeader("Content-Type","application/x-amz-json-1.1");
rest.AddHeader("X-Amz-Target","QueryAssistant");

Chilkat.StringBuilder sbRequestBody = new Chilkat.StringBuilder();
json.EmitSb(sbRequestBody);
Chilkat.StringBuilder sbResponseBody = new Chilkat.StringBuilder();
success = rest.FullRequestSb("POST","/assistants/{assistantId}/query",sbRequestBody,sbResponseBody);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

int respStatusCode = rest.ResponseStatusCode;
Debug.WriteLine("response status code = " + Convert.ToString(respStatusCode));
if (respStatusCode != 200) {
    Debug.WriteLine("Response Header:");
    Debug.WriteLine(rest.ResponseHeader);
    Debug.WriteLine("Response Body:");
    Debug.WriteLine(sbResponseBody.GetAsString());
    return;
}

Chilkat.JsonObject jResp = new Chilkat.JsonObject();
jResp.LoadSb(sbResponseBody);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

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

string ContentArn;
string ContentId;
string KnowledgeBaseArn;
string KnowledgeBaseId;
string Text;
string TitleText;
int relevanceScore;
string resultId;
int j;
int count_j;
int beginOffsetInclusive;
int endOffsetExclusive;

string nextToken = jResp.StringOf("nextToken");
int i = 0;
int count_i = jResp.SizeOfArray("results");
while (i < count_i) {
    jResp.I = i;
    ContentArn = jResp.StringOf("results[i].document.contentReference.contentArn");
    ContentId = jResp.StringOf("results[i].document.contentReference.contentId");
    KnowledgeBaseArn = jResp.StringOf("results[i].document.contentReference.knowledgeBaseArn");
    KnowledgeBaseId = jResp.StringOf("results[i].document.contentReference.knowledgeBaseId");
    Text = jResp.StringOf("results[i].document.excerpt.text");
    TitleText = jResp.StringOf("results[i].document.title.text");
    relevanceScore = jResp.IntOf("results[i].relevanceScore");
    resultId = jResp.StringOf("results[i].resultId");
    j = 0;
    count_j = jResp.SizeOfArray("results[i].document.excerpt.highlights");
    while (j < count_j) {
        jResp.J = j;
        beginOffsetInclusive = jResp.IntOf("results[i].document.excerpt.highlights[j].beginOffsetInclusive");
        endOffsetExclusive = jResp.IntOf("results[i].document.excerpt.highlights[j].endOffsetExclusive");
        j = j + 1;
    }

    j = 0;
    count_j = jResp.SizeOfArray("results[i].document.title.highlights");
    while (j < count_j) {
        jResp.J = j;
        beginOffsetInclusive = jResp.IntOf("results[i].document.title.highlights[j].beginOffsetInclusive");
        endOffsetExclusive = jResp.IntOf("results[i].document.title.highlights[j].endOffsetExclusive");
        j = j + 1;
    }

    i = i + 1;
}

// A sample JSON response body parsed by the above code:

// {
//   "nextToken": "string",
//   "results": [
//     {
//       "document": {
//         "contentReference": {
//           "contentArn": "string",
//           "contentId": "string",
//           "knowledgeBaseArn": "string",
//           "knowledgeBaseId": "string"
//         },
//         "excerpt": {
//           "highlights": [
//             {
//               "beginOffsetInclusive": number,
//               "endOffsetExclusive": number
//             }
//           ],
//           "text": "string"
//         },
//         "title": {
//           "highlights": [
//             {
//               "beginOffsetInclusive": number,
//               "endOffsetExclusive": number
//             }
//           ],
//           "text": "string"
//         }
//       },
//       "relevanceScore": number,
//       "resultId": "string"
//     }
//   ]
// }