package wechatrepoimpl

import (
	"context"
	"fmt"
	"github.com/wechatpay-apiv3/wechatpay-go/core"
	"github.com/wechatpay-apiv3/wechatpay-go/services/cashcoupons"
	"github.com/wechatpay-apiv3/wechatpay-go/services/merchantexclusivecoupon"
	"voucher/internal/biz/bo"
	"voucher/internal/biz/vo"
	"voucher/internal/biz/wechatrepo"
	"voucher/internal/conf"
	"voucher/internal/data"
)

type CpnRepoImpl struct {
	Server *data.Server
}

func NewCpnRepoImpl(bc *conf.Bootstrap) (wechatrepo.WechatCpnRepo, error) {
	server := &data.Server{
		MchID:                      bc.Wechat.MchID,
		MchCertificateSerialNumber: bc.Wechat.MchCertificateSerialNumber,
	}

	if err := server.Validate(); err != nil {
		return nil, err
	}

	return &CpnRepoImpl{Server: server}, nil
}

func (c *CpnRepoImpl) Order(ctx context.Context, orderWechat *bo.OrderWechatBo) (couponId string, err error) {

	req := cashcoupons.SendCouponRequest{
		Openid:            core.String(orderWechat.OpenID),
		StockId:           core.String(orderWechat.StockID),
		OutRequestNo:      core.String(orderWechat.OutRequestNo),
		Appid:             core.String(orderWechat.AppID),
		StockCreatorMchid: core.String(orderWechat.StockCreatorMchid),
	}

	client, err := data.GetClient(ctx, c.Server)
	if err != nil {
		return
	}

	svc := cashcoupons.CouponApiService{Client: client}

	resp, result, err := svc.SendCoupon(ctx, req)
	if err != nil {
		return
	}

	if result.Response.StatusCode != CodeSuccess {
		err = fmt.Errorf("Order微信返回错误StatusCode[%d]Status[%s]", result.Response.StatusCode, result.Response.Status)
		return
	}

	couponId = *resp.CouponId

	return
}

func (c *CpnRepoImpl) Query(ctx context.Context, orderWechat *bo.OrderWechatBo) (vo.OrderWechatStatus, error) {

	req := cashcoupons.QueryCouponRequest{
		CouponId: core.String(orderWechat.CouponID),
		Appid:    core.String(orderWechat.AppID),
		Openid:   core.String(orderWechat.OpenID),
	}

	client, err := data.GetClient(ctx, c.Server)
	if err != nil {
		return 0, err
	}

	svc := cashcoupons.CouponApiService{Client: client}

	resp, result, err := svc.QueryCoupon(ctx, req)
	if err != nil {
		return 0, err
	}

	if result.Response.StatusCode != CodeSuccess {
		err = fmt.Errorf("Query微信返回错误StatusCode[%d]Status[%s]", result.Response.StatusCode, result.Response.Status)
		return 0, err
	}

	return CpnStatus(*resp.Status).GetStatus()
}

func (c *CpnRepoImpl) QueryProduct(ctx context.Context, stockId string) error {

	client, err := data.GetClient(ctx, c.Server)
	if err != nil {
		return err
	}

	svc := merchantexclusivecoupon.BusiFavorApiService{Client: client}

	_, result, err := svc.QueryStock(ctx, merchantexclusivecoupon.QueryStockRequest{StockId: core.String(stockId)})
	if err != nil {
		return err
	}

	if result.Response.StatusCode != CodeSuccess {
		err = fmt.Errorf("Query微信返回错误StatusCode[%d]Status[%s]", result.Response.StatusCode, result.Response.Status)
		return err
	}

	return nil
}

func (c *CpnRepoImpl) Notify(ctx context.Context) error {
	return nil
}