Chilkat Online Tools

ListFunctions PureBasic Example

AWS AppSync

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, "appsync")
    ; SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRest::ckSetAuthAws(rest,authAws)

    ; URL: https://appsync.us-west-2.amazonaws.com/
    ; Use the same region as specified above.
    success = CkRest::ckConnect(rest,"appsync.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","ListFunctions")

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

    success = CkRest::ckFullRequestNoBodySb(rest,"GET","/v1/apis/{apiId}/functions",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

    dataSourceName.s
    description.s
    functionArn.s
    functionId.s
    functionVersion.s
    maxBatchSize.i
    name.s
    requestMappingTemplate.s
    responseMappingTemplate.s
    ConflictDetection.s
    ConflictHandler.s
    LambdaConflictHandlerArn.s

    nextToken.s = CkJsonObject::ckStringOf(jResp,"nextToken")
    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(jResp,"functions")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        dataSourceName = CkJsonObject::ckStringOf(jResp,"functions[i].dataSourceName")
        description = CkJsonObject::ckStringOf(jResp,"functions[i].description")
        functionArn = CkJsonObject::ckStringOf(jResp,"functions[i].functionArn")
        functionId = CkJsonObject::ckStringOf(jResp,"functions[i].functionId")
        functionVersion = CkJsonObject::ckStringOf(jResp,"functions[i].functionVersion")
        maxBatchSize = CkJsonObject::ckIntOf(jResp,"functions[i].maxBatchSize")
        name = CkJsonObject::ckStringOf(jResp,"functions[i].name")
        requestMappingTemplate = CkJsonObject::ckStringOf(jResp,"functions[i].requestMappingTemplate")
        responseMappingTemplate = CkJsonObject::ckStringOf(jResp,"functions[i].responseMappingTemplate")
        ConflictDetection = CkJsonObject::ckStringOf(jResp,"functions[i].syncConfig.conflictDetection")
        ConflictHandler = CkJsonObject::ckStringOf(jResp,"functions[i].syncConfig.conflictHandler")
        LambdaConflictHandlerArn = CkJsonObject::ckStringOf(jResp,"functions[i].syncConfig.lambdaConflictHandlerConfig.lambdaConflictHandlerArn")
        i = i + 1
    Wend

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

    ; {
    ;   "functions": [
    ;     {
    ;       "dataSourceName": "string",
    ;       "description": "string",
    ;       "functionArn": "string",
    ;       "functionId": "string",
    ;       "functionVersion": "string",
    ;       "maxBatchSize": number,
    ;       "name": "string",
    ;       "requestMappingTemplate": "string",
    ;       "responseMappingTemplate": "string",
    ;       "syncConfig": {
    ;         "conflictDetection": "string",
    ;         "conflictHandler": "string",
    ;         "lambdaConflictHandlerConfig": {
    ;           "lambdaConflictHandlerArn": "string"
    ;         }
    ;       }
    ;     }
    ;   ],
    ;   "nextToken": "string"
    ; }


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


    ProcedureReturn
EndProcedure