package zhetaoke

import (
	"encoding/json"
	"fmt"
	"github.com/zeromicro/go-zero/core/logx"
	"repository.lenntc.com/lenntc/third-platform-sdk/client"
)

// ZheTaoKeApi 折淘客
type ZheTaoKeApi interface {
	// PromotionLink 转链
	PromotionLink(PromotionLinkRequest) (*PromotionLinkResponse, error)
}

type zheTaoKeApiImpl struct {
	log    logx.Logger
	client *Client
}

func newZheTaoKeApiImpl(log logx.Logger, client *Client) ZheTaoKeApi {
	return &zheTaoKeApiImpl{
		log:    log,
		client: client,
	}
}

// 转链
func (z *zheTaoKeApiImpl) PromotionLink(req PromotionLinkRequest) (*PromotionLinkResponse, error) {
	params := map[string]any{
		"appkey":     z.client.authConfig.AppKey,
		"unionId":    z.client.authConfig.UnionId,
		"materialId": req.MaterialId,
		"chainType":  req.ChainType,
	}
	if req.PositionId > 0 {
		params["positionId"] = req.PositionId
	}

	request := &client.HttpRequest{Headers: z.client.headers, QueryArgs: params}
	response := new(JdUnionOpenPromotionByunionidGetResponse)
	if err := z.client.HttpPost(PromotionLinkUrl, request, &client.HttpResponse{Result: response}); err != nil {
		return nil, err
	}
	if response == nil {
		return nil, nil
	}
	if response.Content != "" {
		return nil, fmt.Errorf("折淘客-京东联盟 转链接口失败：[%d]%s", response.Status, response.Content)
	}
	if response.JdUnionOpenPromotionByunionidGetResponse == nil {
		return nil, nil
	}
	if response.JdUnionOpenPromotionByunionidGetResponse.Result == "" {
		return nil, nil
	}
	resp := new(PromotionLinkResponse)
	err := json.Unmarshal([]byte(response.JdUnionOpenPromotionByunionidGetResponse.Result), &resp)
	if err != nil {
		return nil, fmt.Errorf("折淘客-京东联盟 转链接口响应结果解析失败，错误信息：%s", err.Error())
	}
	return resp, nil
}