/
darksky.go
57 lines (43 loc) · 1.2 KB
/
darksky.go
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package darksky
import (
"fmt"
"net/http"
)
// DarkSky API endpoint
var (
BaseUrl = "https://api.darksky.net/forecast"
)
// DarkSky Api client
type DarkSky interface {
Forecast(request ForecastRequest) (ForecastResponse, error)
}
type darkSky struct {
ApiKey string
Client *http.Client
}
// New creates a new DarkSky client
func New(apiKey string) DarkSky {
return &darkSky{apiKey, &http.Client{}}
}
// NewWithClient creates a new DarkSky client with custom http.Client
func NewWithClient(apiKey string, client *http.Client) DarkSky {
return &darkSky{apiKey, client}
}
// Forecast request a forecast
func (d *darkSky) Forecast(request ForecastRequest) (ForecastResponse, error) {
response := ForecastResponse{}
requestUrl := d.buildRequestUrl(request)
err := get(d.Client, requestUrl, &response)
return response, err
}
func (d *darkSky) buildRequestUrl(request ForecastRequest) string {
requestUrl := fmt.Sprintf("%s/%s/%g,%g", BaseUrl, d.ApiKey, request.Latitude, request.Longitude)
if request.Time > 0 {
requestUrl = requestUrl + fmt.Sprintf(",%d", request.Time)
}
queryString := request.Options.Encode()
if queryString != "" {
requestUrl = requestUrl + "?" + queryString
}
return requestUrl
}