using UnityEngine;

public class GoogleDirectionWithKeyExample: MonoBehaviour
{
    public string googleApiKey;
    public Vector2 origin;
    public Vector2 destination;

    private void Start()
    {
        OnlineMaps.instance.AddMarker(origin, "Origin");
        OnlineMaps.instance.AddMarker(destination, "Destination");

        // Begin to search a route from Los Angeles to the specified coordinates.
        OnlineMapsGoogleDirections request = OnlineMapsGoogleDirections.Find(
            new OnlineMapsGoogleDirections.Params(
                origin, destination)
            {
                key = googleApiKey,
                /*waypoints = new Vector2[]
                {
                    new Vector2( (float)point1.long, (float)point1.lat ),
                    new Vector2( (float)point2.long, (float)point2.lat )
                }*/
            });

        // Specifies that search results must be sent to OnFindDirectionComplete.
        request.OnComplete += OnFindDirectionComplete;
    }

    private void OnFindDirectionComplete(string response)
    {
        // Get the resut object.
        OnlineMapsGoogleDirectionsResult result = OnlineMapsGoogleDirections.GetResult(response);

        // Check that the result is not null, and the number of routes is not zero.
        if (result == null || result.routes.Length == 0)
        {
            Debug.Log("Find direction failed");
            Debug.Log(response);
            return;
        }

        // Showing the console instructions for each step.
        foreach (OnlineMapsGoogleDirectionsResult.Leg leg in result.routes[0].legs)
        {
            foreach (OnlineMapsGoogleDirectionsResult.Step step in leg.steps)
            {
                Debug.Log(step.string_instructions);
            }
        }

        // Create a line, on the basis of points of the route.
        OnlineMapsDrawingLine route = new OnlineMapsDrawingLine(result.routes[0].overview_polylineD, Color.green);

        // Draw the line route on the map.
        OnlineMaps.instance.AddDrawingElement(route);
    }
}