Chilkat Online Tools

GetRecommendations PureBasic Example

Amazon Wisdom

IncludeFile "CkJsonObject.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkRest.pb"
IncludeFile "CkAuthAws.pb"

Procedure ChilkatExample()

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

    rest.i = CkRest::ckCreate()
    If rest.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    authAws.i = CkAuthAws::ckCreate()
    If authAws.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAuthAws::setCkAccessKey(authAws, "AWS_ACCESS_KEY")
    CkAuthAws::setCkSecretKey(authAws, "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.)
    CkAuthAws::setCkRegion(authAws, "us-west-2")
    CkAuthAws::setCkServiceName(authAws, "wisdom")
    ; SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRest::ckSetAuthAws(rest,authAws)

    ; URL: https://wisdom.us-west-2.amazonaws.com/
    ; Use the same region as specified above.
    success = CkRest::ckConnect(rest,"wisdom.us-west-2.amazonaws.com",443,1,1)
    If success <> 1
        Debug "ConnectFailReason: " + Str(CkRest::ckConnectFailReason(rest))
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        ProcedureReturn
    EndIf

    CkRest::ckAddHeader(rest,"Content-Type","application/x-amz-json-1.1")
    CkRest::ckAddHeader(rest,"X-Amz-Target","GetRecommendations")

    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkRest::ckFullRequestNoBodySb(rest,"GET","/assistants/{assistantId}/sessions/{sessionId}/recommendations",sbResponseBody)
    If success <> 1
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    respStatusCode.i = CkRest::ckResponseStatusCode(rest)
    Debug "response status code = " + Str(respStatusCode)
    If respStatusCode <> 200
        Debug "Response Header:"
        Debug CkRest::ckResponseHeader(rest)
        Debug "Response Body:"
        Debug CkStringBuilder::ckGetAsString(sbResponseBody)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(jResp,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

    ContentArn.s
    ContentId.s
    KnowledgeBaseArn.s
    KnowledgeBaseId.s
    Text.s
    TitleText.s
    recommendationId.s
    relevanceLevel.s
    relevanceScore.i
    j.i
    count_j.i
    beginOffsetInclusive.i
    endOffsetExclusive.i

    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(jResp,"recommendations")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        ContentArn = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.contentReference.contentArn")
        ContentId = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.contentReference.contentId")
        KnowledgeBaseArn = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.contentReference.knowledgeBaseArn")
        KnowledgeBaseId = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.contentReference.knowledgeBaseId")
        Text = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.excerpt.text")
        TitleText = CkJsonObject::ckStringOf(jResp,"recommendations[i].document.title.text")
        recommendationId = CkJsonObject::ckStringOf(jResp,"recommendations[i].recommendationId")
        relevanceLevel = CkJsonObject::ckStringOf(jResp,"recommendations[i].relevanceLevel")
        relevanceScore = CkJsonObject::ckIntOf(jResp,"recommendations[i].relevanceScore")
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(jResp,"recommendations[i].document.excerpt.highlights")
        While j < count_j
            CkJsonObject::setCkJ(jResp, j)
            beginOffsetInclusive = CkJsonObject::ckIntOf(jResp,"recommendations[i].document.excerpt.highlights[j].beginOffsetInclusive")
            endOffsetExclusive = CkJsonObject::ckIntOf(jResp,"recommendations[i].document.excerpt.highlights[j].endOffsetExclusive")
            j = j + 1
        Wend
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(jResp,"recommendations[i].document.title.highlights")
        While j < count_j
            CkJsonObject::setCkJ(jResp, j)
            beginOffsetInclusive = CkJsonObject::ckIntOf(jResp,"recommendations[i].document.title.highlights[j].beginOffsetInclusive")
            endOffsetExclusive = CkJsonObject::ckIntOf(jResp,"recommendations[i].document.title.highlights[j].endOffsetExclusive")
            j = j + 1
        Wend
        i = i + 1
    Wend

    ; 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
    ;     }
    ;   ]
    ; }


    CkRest::ckDispose(rest)
    CkAuthAws::ckDispose(authAws)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure