package externalimp import "dddexample/pkg/domain/entity" type ExchangeRage struct { } func (a *ExchangeRage) GetExchangeRage(nowCurrency, nextCurrent string) (*entity.ExchangeRate, error) { /*url := "https://ms.fontree.cn/mgmt/pricing/artworkPrice?tfnum=" + artworkNum res, err := http.Get(url) if err != nil { fmt.Println("请求错误", url, err) return nil, err } defer res.Body.Close() if err != nil { return nil, err } b, err := io.ReadAll(res.Body) if err != nil { return nil, err } err = json.Unmarshal(b, &work) if err != nil { return nil, err } */ return &entity.ExchangeRate{}, nil }