added deserialization of the api response

app/src/main/java/com/a1/nextlocation/json/DirectionsStep.java

@@ -1,10 +1,26 @@
 package com.a1.nextlocation.json;
 
+import org.osmdroid.util.GeoPoint;
+
+import java.util.ArrayList;
+
+/**
+ * pojo class that holds the step object from the api response
+ */
 public class DirectionsStep {
     private double distance;
     private double duration;
     private String instruction;
     private String name;
+    /**
+     * these are the actual waypoints that the step refers to. The first is the beginning of the step, and the second is what it leads to.
+     * The second geopoint is always the first geopoint of the next step in the list of the {@link DirectionsResult} object.
+     */
+    private GeoPoint[] waypoints = new GeoPoint[2];
+    /**
+     * this is a list of the waypoints that are in the response, it is called way_points so it can be automatically serialized with gson
+     */
+    private ArrayList<Integer> way_points;
 
     public double getDistance() {
         return distance;
@@ -37,4 +53,20 @@ public class DirectionsStep {
     public void setName(String name) {
         this.name = name;
     }
+
+    public ArrayList<Integer> getWay_points() {
+        return way_points;
+    }
+
+    public void setWay_points(ArrayList<Integer> way_points) {
+        this.way_points = way_points;
+    }
+
+    public GeoPoint[] getWaypoints() {
+        return waypoints;
+    }
+
+    public void setWaypoints(GeoPoint[] waypoints) {
+        this.waypoints = waypoints;
+    }
 }