76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
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package dw_sdk
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import (
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"fmt"
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"time"
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"github.com/bytedance/sonic"
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"github.com/gofiber/fiber/v3/client"
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"github.com/google/go-querystring/query"
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"github.com/pkg/errors"
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"github.com/valyala/fasthttp/fasthttpproxy"
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)
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// https://open.dewu.com/#/api/body?apiId=97&id=3&title=%E5%87%BA%E4%BB%B7%E6%9C%8D%E5%8A%A1API
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// 预售出价服务客户端
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type PreSaleBidClientImpl struct {
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cli *client.Client
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cfg PublicConfig
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baseUrl string
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}
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func NewPreSaleBidClient(cfg Config) BidClient {
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baseUrl := GetUrl(cfg.Public.Env)
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cli := client.New().SetJSONMarshal(func(v any) ([]byte, error) {
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return sonic.Marshal(v)
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}).SetJSONUnmarshal(func(data []byte, v any) error {
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return sonic.Unmarshal(data, v)
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}).AddRequestHook(func(c *client.Client, request *client.Request) error {
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request.SetURL(baseUrl + request.URL())
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return nil
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})
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if cfg.Proxy != nil {
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cli.SetDial(fasthttpproxy.FasthttpHTTPDialer(fmt.Sprintf("%s:%s@%s:%s", cfg.Proxy.User, cfg.Proxy.Pass, cfg.Proxy.Host, cfg.Proxy.Port)))
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}
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return &PreSaleBidClientImpl{
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cli: cli,
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cfg: cfg.Public,
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baseUrl: baseUrl,
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}
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}
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// 获取平台sku最低价【全款预售】
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const PreSaleLowestPriceUrl = "/dop/api/v1/bidding/normal_pre_sale/lowest_price"
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func (a *PreSaleBidClientImpl) LowestPrice(skuId int) (*PublicResponse[LowestPriceResponse], error) {
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if skuId == 0 {
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return nil, Err_Params_None
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}
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data := LowestPriceReq{
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PublicParams: PublicParams{
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AppKey: a.cfg.Key,
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Timestamp: time.Now().UnixMilli(),
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},
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SkuId: skuId,
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}
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Sign(&data, a.cfg.Secret)
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v, _ := query.Values(data)
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s := v.Encode()
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r := a.cli.R()
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defer client.ReleaseRequest(r)
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response, err := r.Get(PreSaleLowestPriceUrl + "?" + s)
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if err != nil {
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return nil, errors.Wrapf(Err_Request_Err, "%s err:%v", PreSaleLowestPriceUrl, err)
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}
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defer client.ReleaseResponse(response)
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var resp PublicResponse[LowestPriceResponse]
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if err = response.JSON(&resp); err != nil {
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return nil, errors.Wrapf(Err_JSON_UNMarshal, "%s err:%v", PreSaleLowestPriceUrl, err)
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}
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return &resp, nil
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}
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