image of to-from map

main.go

@@ -9,6 +9,7 @@ import (
 	"local/truckstop/config"
 	"local/truckstop/message"
 	"log"
+	"net/http"
 	"net/url"
 	"regexp"
 	"sort"
@@ -337,8 +338,48 @@ func sendJob(job broker.Job) (bool, error) {
 		return false, err
 	}
 	maps := config.Get().Maps
+	pickup := fmt.Sprintf("%s,%s", url.QueryEscape(job.Pickup.City), job.Pickup.State)
+	dropoff := fmt.Sprintf("%s,%s", url.QueryEscape(job.Dropoff.City), job.Dropoff.State)
+	if maps.Pathed {
+		directionsURI := fmt.Sprintf(maps.DirectionsURIFormat, pickup, dropoff)
+		resp, err := http.Get(directionsURI)
+		if err != nil {
+			return true, err
+		}
+		defer resp.Body.Close()
+		if resp.StatusCode != http.StatusOK {
+			return true, fmt.Errorf("bad status getting path: %d", resp.StatusCode)
+		}
+		var directionsResp struct {
+			Routes []struct {
+				Legs []struct {
+					Steps []struct {
+						StartLocation struct {
+							Lat float32 `json:"lat"`
+							Lng float32 `json:"lng"`
+						} `json:"start_location"`
+					} `json:"steps"`
+				} `json:"legs"`
+			} `json:"routes"`
+		}
+		if err := json.NewDecoder(resp.Body).Decode(&directionsResp); err != nil {
+			return true, err
+		}
+		if len(directionsResp.Routes) < 1 || len(directionsResp.Routes[0].Legs) < 1 || len(directionsResp.Routes[0].Legs[0].Steps) < 1 {
+		} else {
+			latLngPath := make([]string, 0)
+			for _, v := range directionsResp.Routes[0].Legs[0].Steps {
+				latLngPath = append(latLngPath, fmt.Sprintf("%.9f,%.9f", v.StartLocation.Lat, v.StartLocation.Lng))
+			}
+			pathQuery := strings.Join(latLngPath, "|")
+			uri := fmt.Sprintf(maps.PathedURIFormat, pathQuery, pickup, dropoff)
+			log.Printf("sending pathed image: %s", uri)
+			if err := sender.SendImage(uri); err != nil {
+				return true, err
+			}
+		}
+	}
 	if maps.Pickup {
-		pickup := fmt.Sprintf("%s,%s", url.QueryEscape(job.Pickup.City), job.Pickup.State)
 		uri := fmt.Sprintf(maps.URIFormat, pickup, pickup)
 		log.Printf("sending pickup image: %s", uri)
 		if err := sender.SendImage(uri); err != nil {
@@ -346,7 +387,6 @@ func sendJob(job broker.Job) (bool, error) {
 		}
 	}
 	if maps.Dropoff {
-		dropoff := fmt.Sprintf("%s,%s", url.QueryEscape(job.Dropoff.City), job.Dropoff.State)
 		uri := fmt.Sprintf(maps.URIFormat, dropoff, dropoff)
 		log.Printf("sending dropoff image: %s", uri)
 		if err := sender.SendImage(uri); err != nil {