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table.go
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table.go
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package gosrm
import (
"net/url"
"strconv"
"strings"
)
func (c *Client) Table(t *TableRequest) (*OSRMResponse, error) {
baseURL, err := c.options.BaseUrl()
Url, err := tableUrl(t, baseURL)
if err != nil {
return nil, NewGOSRMError(nil, err, nil)
}
return c.http(Url)
}
// URL generates a url for OSRM request
func tableUrl(r *TableRequest, baseURL *url.URL) (*url.URL, error) {
locations := []string{}
for _, coordinate := range r.Coordinates {
locations = append(locations, strconv.FormatFloat(coordinate.Lng(), 'f', 9, 64)+","+strconv.FormatFloat(coordinate.Lat(), 'f', 9, 64))
}
baseURL.Path += "/" + strings.Join(locations, ";")
parameters := url.Values{}
if r.GenerateHints != nil {
parameters.Add("generate_hints", strconv.FormatBool(*r.GenerateHints))
}
if r.Annotations != nil {
parameters.Add("annotations", r.Annotations.String())
}
if r.Sources != nil {
sources := ""
if r.Sources != nil && len(*r.Sources) > 0 {
var t []string
for _, i := range *r.Sources {
t = append(t, strconv.Itoa(i))
}
sources = strings.Join(t, ";")
}
if sources != "" {
parameters.Add("sources", sources)
}
}
if r.Destinations != nil {
destinations := ""
if r.Destinations != nil && len(*r.Destinations) > 0 {
var t []string
for _, i := range *r.Destinations {
t = append(t, strconv.Itoa(i))
}
destinations = strings.Join(t, ";")
}
if destinations != "" {
parameters.Add("destinations", destinations)
}
}
if r.ScaleFactor != nil {
parameters.Add("scale_factor", strconv.FormatFloat(*r.ScaleFactor, 'f', 4, 32))
}
if r.FallbackCoordinate != nil {
parameters.Add("fallback_coordinate", r.FallbackCoordinate.String())
}
baseURL.RawQuery = parameters.Encode()
return baseURL, nil
}