weather-api/weathersource/weather-source-base.go
2021-04-05 11:39:55 +02:00

24 lines
857 B
Go

package weathersource
import "weather-data/storage"
//WeatherSourceBase is the lowlevel-implementation of the WeatherSource interface, intended to used by highlevel-implementations
type WeatherSourceBase struct {
newWeatherDataCallbackFuncs []NewWeatherDataCallbackFunc
}
//AddNewWeatherDataCallback adds a new callbackMethod for incoming weather data
func (source *WeatherSourceBase) AddNewWeatherDataCallback(callback NewWeatherDataCallbackFunc) {
source.newWeatherDataCallbackFuncs = append(source.newWeatherDataCallbackFuncs, callback)
}
//NewWeatherData executes all newWeatherDataCallbackFuncs for this datapoint
func (source *WeatherSourceBase) NewWeatherData(datapoint storage.WeatherData) error {
for _, callback := range source.newWeatherDataCallbackFuncs {
err := callback(datapoint)
if err != nil {
return err
}
}
return nil
}