Chilkat Online Tools

GetRecommendations VB6 Example

Amazon Wisdom

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

Dim rest As New ChilkatRest
Dim success As Long

Dim authAws As New ChilkatAuthAws
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
success = 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",443,1,1)
If (success <> 1) Then
    Debug.Print "ConnectFailReason: " & rest.ConnectFailReason
    Debug.Print rest.LastErrorText
    Exit Sub
End If

success = rest.AddHeader("Content-Type","application/x-amz-json-1.1")
success = rest.AddHeader("X-Amz-Target","GetRecommendations")

Dim sbResponseBody As New ChilkatStringBuilder
success = rest.FullRequestNoBodySb("GET","/assistants/{assistantId}/sessions/{sessionId}/recommendations",sbResponseBody)
If (success <> 1) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

Dim respStatusCode As Long
respStatusCode = rest.ResponseStatusCode
Debug.Print "response status code = " & respStatusCode
If (respStatusCode <> 200) Then
    Debug.Print "Response Header:"
    Debug.Print rest.ResponseHeader
    Debug.Print "Response Body:"
    Debug.Print sbResponseBody.GetAsString()
    Exit Sub
End If

Dim jResp As New ChilkatJsonObject
success = 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

Dim ContentArn As String
Dim ContentId As String
Dim KnowledgeBaseArn As String
Dim KnowledgeBaseId As String
Dim Text As String
Dim TitleText As String
Dim recommendationId As String
Dim relevanceLevel As String
Dim relevanceScore As Long
Dim j As Long
Dim count_j As Long
Dim beginOffsetInclusive As Long
Dim endOffsetExclusive As Long

Dim i As Long
i = 0
Dim count_i As Long
count_i = jResp.SizeOfArray("recommendations")
Do While i < count_i
    jResp.I = i
    ContentArn = jResp.StringOf("recommendations[i].document.contentReference.contentArn")
    ContentId = jResp.StringOf("recommendations[i].document.contentReference.contentId")
    KnowledgeBaseArn = jResp.StringOf("recommendations[i].document.contentReference.knowledgeBaseArn")
    KnowledgeBaseId = jResp.StringOf("recommendations[i].document.contentReference.knowledgeBaseId")
    Text = jResp.StringOf("recommendations[i].document.excerpt.text")
    TitleText = jResp.StringOf("recommendations[i].document.title.text")
    recommendationId = jResp.StringOf("recommendations[i].recommendationId")
    relevanceLevel = jResp.StringOf("recommendations[i].relevanceLevel")
    relevanceScore = jResp.IntOf("recommendations[i].relevanceScore")
    j = 0
    count_j = jResp.SizeOfArray("recommendations[i].document.excerpt.highlights")
    Do While j < count_j
        jResp.J = j
        beginOffsetInclusive = jResp.IntOf("recommendations[i].document.excerpt.highlights[j].beginOffsetInclusive")
        endOffsetExclusive = jResp.IntOf("recommendations[i].document.excerpt.highlights[j].endOffsetExclusive")
        j = j + 1
    Loop
    j = 0
    count_j = jResp.SizeOfArray("recommendations[i].document.title.highlights")
    Do While j < count_j
        jResp.J = j
        beginOffsetInclusive = jResp.IntOf("recommendations[i].document.title.highlights[j].beginOffsetInclusive")
        endOffsetExclusive = jResp.IntOf("recommendations[i].document.title.highlights[j].endOffsetExclusive")
        j = j + 1
    Loop
    i = i + 1
Loop

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

' {
'   "recommendations": [
'     {
'       "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"
'         }
'       },
'       "recommendationId": "string",
'       "relevanceLevel": "string",
'       "relevanceScore": number
'     }
'   ]
' }