Method doJSON

internal/googleapi/places.go:140–187

(ctx context.Context, method, endpoint string, body any, fieldMask string, out any)

}

func (c *PlacesClient) doJSON(ctx context.Context, method, endpoint string, body any, fieldMask string, out any) error {
	if strings.TrimSpace(c.apiKey) == "" {
		return errMissingPlacesAPIKey
	}

	var reader io.Reader

	if body != nil {
		b, err := json.Marshal(body)
		if err != nil {
			return fmt.Errorf("encode Places API request: %w", err)
		}
		reader = bytes.NewReader(b)
	}

	req, err := http.NewRequestWithContext(ctx, method, endpoint, reader)
	if err != nil {
		return fmt.Errorf("build Places API request: %w", err)
	}

	req.Header.Set("X-Goog-Api-Key", c.apiKey)
	req.Header.Set("X-Goog-FieldMask", fieldMask)

	if body != nil {
		req.Header.Set("Content-Type", "application/json")
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return fmt.Errorf("send Places API request: %w", err)
	}
	defer resp.Body.Close()

	respBody, err := io.ReadAll(io.LimitReader(resp.Body, 2<<20))
	if err != nil {
		return fmt.Errorf("read Places API response: %w", err)
	}

	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
		return placesAPIError(resp.StatusCode, respBody)
	}

	if err := json.Unmarshal(respBody, out); err != nil {
		return fmt.Errorf("decode Places API response: %w", err)
	}

	return nil
}

//nolint:tagliatelle // Google Places API uses lowerCamelCase JSON fields.
type placeResponse struct {