PureBasic

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IncludeFile "CkJsonObject.pb"
IncludeFile "CkPrivateKey.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkHttpResponse.pb"
IncludeFile "CkCert.pb"
IncludeFile "CkBinData.pb"

Procedure ChilkatExample()

    success.i = 0

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

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

    ; Implements the following CURL command:

    ; curl \
    ;   -X GET \
    ;   -H "Authorization: Bearer $TOKEN" \
    ;   --cert <nome arquivo certificado>.crt \
    ;   --key <nome arquivo chave privada>.key \
    ;   --get \
    ;   --data-urlencode "dataInicial=2022-04-01" \
    ;   --data-urlencode "dataFinal=2022-04-03" \
    ;   --data-urlencode "situacao=VENCIDO" \
    ;   --data-urlencode "tipoOrdenacao=ASC" \
    ;   --data-urlencode "itensPorPagina=10" \
    ;   --data-urlencode "paginaAtual=2" \
    ;  https://cdpj.partners.bancointer.com.br/cobranca/v2/boletos

    ; Use the following online tool to generate HTTP code from a CURL command
    ; Convert a cURL Command to HTTP Source Code

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

    success = CkCert::ckLoadFromFile(cert,"<nome arquivo certificado>.crt")
    If success = 0
        Debug CkCert::ckLastErrorText(cert)
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        ProcedureReturn
    EndIf

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

    success = CkBinData::ckLoadFile(bdPrivKey,"<nome arquivo chave privada>.key")
    If success = 0
        Debug "Failed to load key"
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        CkBinData::ckDispose(bdPrivKey)
        ProcedureReturn
    EndIf

    ; Note: If your private key file requires a password, then set it here.
    ; Otherwise pass the empty string.
    privKeyPassword.s = ""
    privKey.i = CkPrivateKey::ckCreate()
    If privKey.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkPrivateKey::ckLoadAnyFormat(privKey,bdPrivKey,privKeyPassword)
    If success = 0
        Debug CkPrivateKey::ckLastErrorText(privKey)
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        CkBinData::ckDispose(bdPrivKey)
        CkPrivateKey::ckDispose(privKey)
        ProcedureReturn
    EndIf

    success = CkCert::ckSetPrivateKey(cert,privKey)
    If success = 0
        Debug CkCert::ckLastErrorText(cert)
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        CkBinData::ckDispose(bdPrivKey)
        CkPrivateKey::ckDispose(privKey)
        ProcedureReturn
    EndIf

    CkHttp::ckSetSslClientCert(http,cert)

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

    CkJsonObject::ckUpdateString(queryParams,"dataInicial","2022-04-01")
    CkJsonObject::ckUpdateString(queryParams,"dataFinal","2022-04-03")
    CkJsonObject::ckUpdateString(queryParams,"situacao","VENCIDO")
    CkJsonObject::ckUpdateString(queryParams,"tipoOrdenacao","ASC")
    CkJsonObject::ckUpdateInt(queryParams,"itensPorPagina",10)
    CkJsonObject::ckUpdateInt(queryParams,"paginaAtual",2)

    ; Adds the "Authorization: Bearer $TOKEN" header.
    CkHttp::setCkAuthToken(http, "$TOKEN")

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

    success = CkHttp::ckHttpParams(http,"GET","https://cdpj.partners.bancointer.com.br/cobranca/v2/boletos",queryParams,resp)
    If success = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        CkBinData::ckDispose(bdPrivKey)
        CkPrivateKey::ckDispose(privKey)
        CkJsonObject::ckDispose(queryParams)
        CkHttpResponse::ckDispose(resp)
        ProcedureReturn
    EndIf

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

    CkHttpResponse::ckGetBodySb(resp,sbResponseBody)

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

    CkJsonObject::ckLoadSb(jResp,sbResponseBody)
    CkJsonObject::setCkEmitCompact(jResp, 0)

    Debug "Response Body:"
    Debug CkJsonObject::ckEmit(jResp)

    respStatusCode.i = CkHttpResponse::ckStatusCode(resp)
    Debug "Response Status Code = " + Str(respStatusCode)
    If respStatusCode >= 400
        Debug "Response Header:"
        Debug CkHttpResponse::ckHeader(resp)
        Debug "Failed."
        CkHttp::ckDispose(http)
        CkCert::ckDispose(cert)
        CkBinData::ckDispose(bdPrivKey)
        CkPrivateKey::ckDispose(privKey)
        CkJsonObject::ckDispose(queryParams)
        CkHttpResponse::ckDispose(resp)
        CkStringBuilder::ckDispose(sbResponseBody)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

    ; Sample JSON response:
    ; (Sample code for parsing the JSON response is shown below)

    ; {
    ;   "totalPages": 1,
    ;   "totalElements": 58,
    ;   "last": true,
    ;   "first": true,
    ;   "size": 100,
    ;   "numberOfElements": 58,
    ;   "content": [
    ;     {
    ;       "nomeBeneficiario": "nome do beneficiario 1",
    ;       "cnpjCpfBeneficiario": "CNPJ/CPF beneficiario 1"
    ;     },
    ;     {
    ;       "nomeBeneficiario": "nome do beneficiario 2",
    ;       "cnpjCpfBeneficiario": "CNPJ/CPF beneficiario 2"
    ;     },
    ;     {
    ;       "nomeBeneficiario": "nome do beneficiario N",
    ;       "cnpjCpfBeneficiario": "CNPJ/CPF beneficiario N"
    ;     }
    ;   ]
    ; }

    ; Sample code for parsing the JSON response...
    ; Use the following online tool to generate parsing code from sample JSON:
    ; Generate Parsing Code from JSON

    nomeBeneficiario.s
    cnpjCpfBeneficiario.s

    totalPages.i = CkJsonObject::ckIntOf(jResp,"totalPages")
    totalElements.i = CkJsonObject::ckIntOf(jResp,"totalElements")
    last.i = CkJsonObject::ckBoolOf(jResp,"last")
    first.i = CkJsonObject::ckBoolOf(jResp,"first")
    size.i = CkJsonObject::ckIntOf(jResp,"size")
    numberOfElements.i = CkJsonObject::ckIntOf(jResp,"numberOfElements")
    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(jResp,"content")
    While i < count_i
        CkJsonObject::setCkI(jResp, i)
        nomeBeneficiario = CkJsonObject::ckStringOf(jResp,"content[i].nomeBeneficiario")
        cnpjCpfBeneficiario = CkJsonObject::ckStringOf(jResp,"content[i].cnpjCpfBeneficiario")
        i = i + 1
    Wend


    CkHttp::ckDispose(http)
    CkCert::ckDispose(cert)
    CkBinData::ckDispose(bdPrivKey)
    CkPrivateKey::ckDispose(privKey)
    CkJsonObject::ckDispose(queryParams)
    CkHttpResponse::ckDispose(resp)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure