// +build linux

package utils

/*
#cgo CFLAGS: -I.

#cgo LDFLAGS: -L./lib/linux -lsdkcore

#include "sdkcore.h"
#include <stdlib.h>
*/
import "C"

import (
	"fmt"
	"unsafe"

	"finclip-app-manager/infrastructure/config"
)

const (
	BundleIDFinChatIOS      = "com.finogeeks.finchat.oa"
	BundleIDFinChatAndroid  = "com.finogeeks.finochatapp"
	BundleFTHelp            = "com.finogeeks.mop.finosprite"
	BundleIDFinElves        = "com.finogeeks.finosprite"
	BundleIDDemo            = "com.finogeeks.finchat.finappletdemo"
	BundleIDSample          = "com.finogeeks.lib.applet.sample"
	BundleIdVerifyAssistant = "com.finogeeks.mop.finoverify"

	SecretFinChatIOS      = "919248e19a6c7fd3"
	SecretFinChatAndroid  = "154a4a31a57e75cb"
	SecretFinElves        = "703b9026be3d6bc5"
	SecretDemo            = "705b46f78820c7a8"
	SecretSample          = "42ac8b95d32b95e7"
	SecretVerifyAssistant = "b2f3d5bd38b0bfa5"
)

const (
	BUFF_LEN = 1024 * 4
)

var SDKKeyFinChatIOS string
var SDKKeyFinChatAndroid string
var SDKKeyFTHelp string
var SDKKeyFinElves string
var SDKKeyDemo string
var SDKKeySample string
var SDKKeyVerifyAssistant string
var SDKArry []string

func init() {
	ver := config.Cfg.SDKVersion
	SDKKeyFinChatIOS = Encrypt(ver + "&" + BundleIDFinChatIOS)
	SDKKeyFinChatAndroid = Encrypt(ver + "&" + BundleIDFinChatAndroid)
	SDKKeyFTHelp = Encrypt(ver + "&" + BundleFTHelp)
	SDKKeyFinElves = Encrypt(ver + "&" + BundleIDFinElves)
	SDKKeyDemo = Encrypt(ver + "&" + BundleIDDemo)
	SDKKeySample = Encrypt(ver + "&" + BundleIDSample)
	SDKKeyVerifyAssistant = Encrypt(ver + "&" + BundleIdVerifyAssistant)
	SDKArry = []string{SDKKeyFinChatIOS, SDKKeyFinChatAndroid, SDKKeyFTHelp, SDKKeyFinElves, SDKKeyDemo, SDKKeySample, SDKKeyVerifyAssistant}
	fmt.Println("SDK Keys:", SDKKeyFinChatIOS, SDKKeyFTHelp, SDKKeyFinChatAndroid, SDKKeyFinElves, SDKKeyDemo, SDKKeySample, SDKKeyVerifyAssistant)
	//fmt.Println("test secret:", GenAppSecret(SDKKeyFTHelp))
	fmt.Println("SDK Arry", SDKArry)
}

// 国密算法加密
func EncryptSM4(str string) string {
	//cmd := C.CBytes([]byte(str))
	cmd := C.CString(str)
	rlen := C.uint(BUFF_LEN)
	s := make([]byte, BUFF_LEN)
	C.encodeBySM4((*C.uchar)((unsafe.Pointer)(cmd)), C.uint(len(str)), (*C.uchar)(unsafe.Pointer(&s[0])), &rlen)
	for i := 0; i < len(s); i++ {
		if s[i] == 0 {
			s = s[:i]
			break
		}
	}
	str2 := string(s[:])
	C.free((unsafe.Pointer)(cmd))
	return str2
}

// Encrypt 对称加密：调用cgo静态库
func Encrypt(str string) string {
	//cmd := C.CBytes([]byte(str))
	cmd := C.CString(str)
	rlen := C.uint(BUFF_LEN)
	s := make([]byte, BUFF_LEN)
	C.encode((*C.uchar)((unsafe.Pointer)(cmd)), C.uint(len(str)), (*C.uchar)(unsafe.Pointer(&s[0])), &rlen)
	for i := 0; i < len(s); i++ {
		if s[i] == 0 {
			s = s[:i]
			break
		}
	}
	str2 := string(s[:])
	C.free((unsafe.Pointer)(cmd))
	return str2
}

// Encrypt 对称加密：调用cgo静态库
func EncodeAESContent(str string) string {
	cmd := C.CString(str)
	rlen := C.uint(BUFF_LEN)
	s := make([]byte, BUFF_LEN)
	C.encodeAESContent((*C.uchar)((unsafe.Pointer)(cmd)), C.uint(len(str)), (*C.uchar)(unsafe.Pointer(&s[0])), &rlen)
	for i := 0; i < len(s); i++ {
		if s[i] == 0 {
			s = s[:i]
			break
		}
	}
	str2 := string(s[:])
	C.free((unsafe.Pointer)(cmd))
	return str2
}