package alipay

import (
	"fmt"
	"gitea.cdlsxd.cn/sdk/plugin/alipay/vo"
	"github.com/go-playground/validator/v10"
)

const BaseUri = "https://openapi.alipay.com/gateway.do"

const (
	Version  = "1.0"
	Format   = "json"
	SignType = "RSA2"
	Charset  = "UTF-8"
)

type Client struct {
	AppId        string // 应用ID
	Prk          string // 私钥
	PukPath      string // 验签公钥
	MchCertPath  string // 商户证书路径
	RootCertPath string // 根证书路径
	NotifyUrl    string // 回调地址
}

type Req interface {
	Validate() error
}

var _ Req = (*Param)(nil)

type Param struct {
	AlipayRootCertSn string `json:"alipay_root_cert_sn"`
	AppCertSn        string `json:"app_cert_sn"`
	AppId            string `json:"app_id" validate:"required"`
	Method           string `json:"method" validate:"required"`
	Format           string `json:"format" validate:"required"`
	Charset          string `json:"charset" validate:"required"`
	SignType         string `json:"sign_type" validate:"required"`
	Timestamp        string `json:"timestamp" validate:"required"`
	Version          string `json:"version" validate:"required"`
	BizContent       string `json:"biz_content"`
	Sign             string `json:"sign"`
}

type ErrorResponse struct {
	Code    vo.Code `json:"code"`
	Msg     string  `json:"msg"`
	SubCode string  `json:"sub_code"`
	SubMsg  string  `json:"sub_msg"`
}

type Notify struct {
	Charset      string `json:"charset"`
	UtcTimestamp string `json:"utc_timestamp"`
	AppId        string `json:"app_id"`
	Version      string `json:"version"`
	SignType     string `json:"sign_type"`
	NotifyId     string `json:"notify_id"`
	MsgMethod    string `json:"msg_method"`
	Sign         string `json:"sign"`
	BizContent   string `json:"biz_content"`
}

func (req *Param) Validate() error {
	err := validator.New().Struct(req)
	if err != nil {
		for _, err = range err.(validator.ValidationErrors) {
			return fmt.Errorf("参数有误：" + err.Error())
		}
	}
	return nil
}