package internal

import (
	"bytes"
	"encoding/xml"
	"regexp"
	"strconv"
	"strings"
)

const (
	sendtpl = `<?xml version="1.0" encoding="UTF-8"?>

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"

 xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">

 <soap:Header>

   <BHIA_CIIMS:AuthenticationToken xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">

     <BHIA_CIIMS:Username xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">##user##</BHIA_CIIMS:Username>

     <BHIA_CIIMS:Password xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">##pass##</BHIA_CIIMS:Password>

   </BHIA_CIIMS:AuthenticationToken>

 </soap:Header>

 <soap:Body>

   <ns1:send xmlns:ns1="http://ciims.bhia.itdcl.com/ExchangeService">

     <ns1:in0>##msg##</ns1:in0>

     <ns2:in1 xmlns="http://msg.ciims.bhia.itdcl.com" xmlns:ns2="http://ciims.bhia.itdcl.com/ExchangeService">

       <ack>false</ack>

       <priority>##priority##</priority>

       <routeId>##event##</routeId>

       <valXml>##xml##</valXml>

     </ns2:in1>

   </ns1:send>

 </soap:Body>

</soap:Envelope>
`

	receivetpl = `<?xml version="1.0" encoding="UTF-8"?>

	<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"

	 xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">

	 <soap:Header>

	   <BHIA_CIIMS:AuthenticationToken xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">

		 <BHIA_CIIMS:Username xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">##user##</BHIA_CIIMS:Username>

		 <BHIA_CIIMS:Password xmlns:BHIA_CIIMS="http://ciims.bhia.itdcl.com/ExchangeService">##pass##</BHIA_CIIMS:Password>

	   </BHIA_CIIMS:AuthenticationToken>

	 </soap:Header>

	 <soap:Body>

	   <ns1:receive xmlns:ns1="http://ciims.bhia.itdcl.com/ExchangeService">

		 <ns1:in0>##count##</ns1:in0>

	   </ns1:receive>

	 </soap:Body>

	</soap:Envelope>
`

	msgExp = `<ns1:string>.*<\/ns1:string>`
	errExp = `<errorMessage .*<\/errorMessage>`
)

// CreateSend xml string for sending
func CreateSend(user string, pass string, priority int, event string, valXML bool, message string) string {
	var mb bytes.Buffer
	xml.Escape(&mb, []byte(message))
	msg := strings.Replace(sendtpl, "##user##", user, -1)
	msg = strings.Replace(msg, "##pass##", pass, -1)
	msg = strings.Replace(msg, "##event##", event, -1)
	msg = strings.Replace(msg, "##priority##", strconv.Itoa(priority), -1)
	msg = strings.Replace(msg, "##xml##", strconv.FormatBool(valXML), -1)
	msg = strings.Replace(msg, "##msg##", mb.String(), -1)
	return msg
}

//CreateReceive message
func CreateReceive(user string, pass string, count int) string {
	msg := strings.Replace(receivetpl, "##user##", user, -1)
	msg = strings.Replace(msg, "##pass##", pass, -1)
	msg = strings.Replace(msg, "##count##", strconv.Itoa(count), -1)
	return msg
}

func Map(vs []string, f func(string) string) []string {
	vsm := make([]string, len(vs))
	for i, v := range vs {
		vsm[i] = f(v)
	}
	return vsm
}

//GetMsgs get message from soap response
func GetMsgs(soap string) []string {
	r, _ := regexp.Compile(msgExp)
	msgs := r.FindAllString(soap, -1)
	return Map(msgs, split)
}

//GetErrMsg get error message
func GetErrMsg(soap string) string {
	r, _ := regexp.Compile(errExp)
	msg := r.FindAllString(soap, -1)
	if len(msg) < 1 {
		return ""
	}
	if len(msg[0]) > 40 {
		size := len(msg[0])
		return msg[0][54 : size-15]
	}
	return msg[0]
}

func split(msg string) string {
	if len(msg) > 12 {
		return msg[12 : len(msg)-13]
	} else {
		return msg
	}

}