package alipay

import (
	"fmt"
	"github.com/smartwalle/alipay"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/config"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/entitys"
	"io/ioutil"
	"strings"
)

var alipayClient *alipay.Client = nil

var alipayConfig struct {
	AppId                string // app id
	SignMode			 string // 签名模式，common：普通公钥；cert：公钥证书
	AppPrivateKeyFile    string // 保存支付宝开发平台助手生成应用密钥（第一个页面）内容的文件

	// 签名模式为普通公钥所需的文件
	AliPayPublicKeyFile  string // 支付宝支付公钥文件

	// 签名模式为共钥证书所需的文件
	AppPublicCertFile    string // 应用公钥证书，获取csr并上传csr后获得的
	AliPayRootCertFile   string // 支付宝根证书，获取csr并上传csr后获得的
	AliPayPublicCertFile string // 支付宝公钥证书，获取csr并上传csr后获得的

	AliPayCallback       string // 支付宝完整回调信息接口url，既notifyurl
}

func init(){
	alipayConfig.AppId = config.AppConfig.GetKey("alipay_appid")
	alipayConfig.SignMode = config.AppConfig.GetKey("alipay_sign_mode")						//  签名模式，common：普通公钥；cert：公钥证书
	if alipayConfig.SignMode == ""{
		// 默认为普通公钥
		alipayConfig.SignMode = "common"
	}
	alipayConfig.AppPrivateKeyFile = config.AppConfig.GetKey("alipay_app_private_key_file") 		// 保存支付宝开发平台助手生成应用密钥（第一个页面）内容的文件

	// 签名模式为普通公钥所需的文件
	alipayConfig.AliPayPublicKeyFile = config.AppConfig.GetKey("alipay_public_key_file")

	// 签名模式为共钥证书所需的文件
	alipayConfig.AppPublicCertFile = config.AppConfig.GetKey("alipay_app_public_cert_file") 		// 应用公钥证书，获取csr并上传csr后获得的
	alipayConfig.AliPayRootCertFile = config.AppConfig.GetKey("alipay_root_cert_file")		// 支付宝根证书，获取csr并上传csr后获得的
	alipayConfig.AliPayPublicCertFile = config.AppConfig.GetKey("alipay_public_cert_file")// 支付宝公钥证书，获取csr并上传csr后获得的

	// 回调
	alipayConfig.AliPayCallback = config.AppConfig.GetKey("alipay_callback")				// 支付宝完整回调信息接口url，既notifyurl

	bytess , err := ioutil.ReadFile(alipayConfig.AppPrivateKeyFile)
	if err != nil{
		fmt.Println("init alipay error, app private key file", alipayConfig.AppPrivateKeyFile, "does not exist", err.Error())
		return
	}

	appPrivateKey := "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"
	alipayPublicKey := "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxNnmJTHLQwoEue/IwjRe8p2BlYG1jw17y6DsKAd0i67Wbw6bCuuNnOxLP5C+WmVP2ohojuA6OSbK3n/XK1h7P5Ly4eiCOWTX3mF3T5li3+sEWKadTpKeYF4lK6Cbh8pEdFE3eub5pLF8Egz8sSvKY2uygmSTYWMBN00kP2Rs6QmRdR1krJoVvPu0cSJe0tpmh2hOKBx+jmb7R89dKx2tgAihCi9GfWFkzKRfOq7MY6VTQO3CtH3RES/3JSkZmSfCAa5DDJfwc0MUyHDjyUHc3ZzyPzxARH2g44t8uRZh+pCz9aJO1fJD+UmGiwtIJEF3knpfNCYe7uypOaw7exJgmQIDAQAB"

	fmt.Println("---------------------------->private key 1-->")
	fmt.Println(appPrivateKey)
	fmt.Println(strings.TrimSpace(string(bytess)))
	fmt.Println("---------------------------->private key 1-->")

	alipayClient, err = alipay.New(alipayConfig.AppId, appPrivateKey, true)
	if err != nil{
		fmt.Println("new alipay client error", err.Error())
		return
	}

	if alipayConfig.SignMode == "common"{
		bytess, err = ioutil.ReadFile(alipayConfig.AliPayPublicKeyFile)
		if err != nil{
			fmt.Println("read alipay public key error", err.Error(), alipayConfig.AliPayPublicKeyFile)
			return
		}
		fmt.Println("---------------------------->public key 1-->")
		fmt.Println(alipayPublicKey)
		fmt.Println(strings.TrimSpace(string(bytess)))
		fmt.Println("---------------------------->public key 1-->")
		err = alipayClient.LoadAliPayPublicKey(alipayPublicKey)
		if err != nil{
			fmt.Println("LoadAliPayPublicKey error", err.Error(), alipayConfig.AliPayPublicKeyFile)
			return
		}
	}else{
		err = alipayClient.LoadAppPublicCertFromFile(alipayConfig.AppPublicCertFile)
		if err != nil{
			fmt.Println("LoadAppPublicCertFromFile error", err.Error(), alipayConfig.AppPublicCertFile)
			return
		}
		err = alipayClient.LoadAliPayRootCertFromFile(alipayConfig.AliPayRootCertFile)
		if err != nil{
			fmt.Println("LoadAliPayRootCertFromFile error", err.Error(), alipayConfig.AliPayRootCertFile)
			return
		}
		err = alipayClient.LoadAliPayPublicCertFromFile(alipayConfig.AliPayPublicCertFile)
		if err != nil{
			fmt.Println("LoadAliPayPublicCertFromFile error", err.Error(), alipayConfig.AliPayPublicCertFile)
			return
		}
	}
}

/***********************************************************/
// 支付参数
type PayParams struct{
	// 请求上下文
	Ctx *entitys.CtrlContext
	// 订单标题
	Subject string
	// 交易单号（最长64位）
	OutTradeNo string
	// 订单总金额，单位为元，精确到小数点后两位，取值范围[0.01,100000000]
	TotalAmount string
	// 销售产品码，与支付宝签约的产品码名称。 注：目前仅支持FAST_INSTANT_TRADE_PAY
	ProductCode string
}