Method Extract

pkg/mediameta/geocoding.go:47–88

(ctx context.Context, ext string, source entitysource.EntitySource, opts ...optionFunc)

}

func (e *geocodingExtractor) Extract(ctx context.Context, ext string, source entitysource.EntitySource, opts ...optionFunc) ([]driver.MediaMeta, error) {
	option := &option{}
	for _, opt := range opts {
		opt.apply(option)
	}

	// Find GPS info from extracted
	var latStr, lngStr string
	for _, meta := range option.extracted {
		if meta.Key == GpsLat {
			latStr = meta.Value
		}
		if meta.Key == GpsLng {
			lngStr = meta.Value
		}
	}

	if latStr == "" || lngStr == "" {
		return nil, nil
	}

	lat, err := strconv.ParseFloat(latStr, 64)
	if err != nil {
		return nil, fmt.Errorf("geocoding: failed to parse latitude: %w", err)
	}

	lng, err := strconv.ParseFloat(lngStr, 64)
	if err != nil {
		return nil, fmt.Errorf("geocoding: failed to parse longitude: %w", err)
	}

	metas, err := e.getGeocoding(ctx, lat, lng, option.language)
	if err != nil {
		return nil, fmt.Errorf("geocoding: failed to get geocoding: %w", err)
	}

	for i, _ := range metas {
		metas[i].Type = driver.MetaTypeGeocoding
	}

	return metas, nil
}

func (e *geocodingExtractor) getGeocoding(ctx context.Context, lat, lng float64, language string) ([]driver.MediaMeta, error) {
	values := url.Values{}