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58 lines
1.1 KiB
58 lines
1.1 KiB
package main
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import (
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"fmt"
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"log"
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"net/http"
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"github.com/google/go-querystring/query"
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)
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// DarkSky API endpoint
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var (
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BaseURL = "https://api.darksky.net/forecast"
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)
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// DarkSky Api client
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type DarkSky interface {
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Forecast(request ForecastRequest) (ForecastResponse, error)
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}
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type darkSky struct {
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APIKey string
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Client *http.Client
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}
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// NewDarkSkyAPI creates a new DarkSky client
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func NewDarkSkyAPI(apiKey string) DarkSky {
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return &darkSky{apiKey, &http.Client{}}
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}
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// Forecast request a forecast
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func (d *darkSky) Forecast(request ForecastRequest) (ForecastResponse, error) {
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response := ForecastResponse{}
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url := d.buildRequestURL(request)
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log.Printf("DarkSkyUrl: %s\n", url)
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err := get(d.Client, url, &response)
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return response, err
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}
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func (d *darkSky) buildRequestURL(request ForecastRequest) string {
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url := fmt.Sprintf("%s/%s/%f,%f", BaseURL, d.APIKey, request.Latitude, request.Longitude)
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if request.Time > 0 {
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url = url + fmt.Sprintf(",%d", request.Time)
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}
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values, _ := query.Values(request.Options)
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queryString := values.Encode()
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if len(queryString) > 0 {
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url = url + "?" + queryString
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}
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return url
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}
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