56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package poller
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import (
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"go/weather/internal/web"
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"go/weather/pkg/logger"
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"io"
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"net/http"
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"net/url"
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"strconv"
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"go.uber.org/zap"
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)
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type weatherPoller struct {
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client *http.Client
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endpoint *url.URL
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logger *logger.WeatherLogger
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}
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//NewWeatherPoller construct weather poller instance
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func NewWeatherPoller(log *logger.WeatherLogger, remote web.ListenAddr, lat, lon float64, secretID string) Poller {
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u := &url.URL{
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Scheme: "https",
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Path: "/data/2.5/onecall",
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Host: remote.String(),
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}
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q := u.Query()
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q.Set("lat", strconv.FormatFloat(lat, 'f', 2, 64))
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q.Set("lon", strconv.FormatFloat(lon, 'f', 2, 32))
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q.Set("appid", secretID)
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q.Set("units", "metric")
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q.Set("lang", "fr")
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u.RawQuery = q.Encode()
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return &weatherPoller{
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client: http.DefaultClient,
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endpoint: u,
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logger: log,
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}
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}
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//Poll retrieve weather information
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func (w *weatherPoller) Poll() io.ReadCloser {
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r, err := w.client.Get(w.endpoint.String())
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if err != nil {
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w.logger.Error("Poller error", zap.Error(err))
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return nil
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} else {
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w.logger.Info("HTTP poll to openweathermap",
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zap.Int("http.response.status_code", r.StatusCode),
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zap.Int("http.response.body.bytes", int(r.ContentLength)),
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)
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return r.Body
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}
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}
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