public void addPolygonToDB(Polygon polygon) {
String query = "INSERT INTO polygons(polygon_guid, polygon_name)"
+ " VALUES (:polygon_guid, :polygon_name)";
NpgsqlCommand command = new NpgsqlCommand(query, connection);
command.Parameters.Add(new NpgsqlParameter("polygon_guid", polygon.guid));
command.Parameters.Add(new NpgsqlParameter("polygon_name", polygon.name));
command.ExecuteNonQuery();
}
public void addPolygonPoints(Polygon polygon, List<PolygonPoint> points) {
foreach (PolygonPoint point in points)
{
String query = "INSERT INTO polygon_points(polygon_guid, point_num, pointx, pointy)"
+ " VALUES (:polygon_guid, :point_num, :pointx, :pointy)";
NpgsqlCommand command = new NpgsqlCommand(query, connection);
command.Parameters.Add(new NpgsqlParameter("polygon_guid", polygon.guid));
command.Parameters.Add(new NpgsqlParameter("point_num", point.pointNum));
command.Parameters.Add(new NpgsqlParameter("pointx", point.x));
command.Parameters.Add(new NpgsqlParameter("pointy", point.y));
command.ExecuteNonQuery();
}
}
public Polygon getPolygonByName(String name)
{
NpgsqlCommand command = new NpgsqlCommand("SELECT * FROM polygons WHERE polygon_name=:name", connection);
command.Parameters.Add(new NpgsqlParameter("name", name));
NpgsqlDataReader reader = command.ExecuteReader();
if (!reader.Read())
{
reader.Close();
return null;
}
Polygon polygon = new Polygon((String)reader[0], (String)reader[1]);
reader.Close();
return polygon;
}
static void addMalamPolygon(String connectionParams)
{
NpgsqlConnection connection = new NpgsqlConnection(connectionParams);
connection.Open();
NpgsqlTransaction transaction = connection.BeginTransaction();
try
{
Polygon polygon = new Polygon(Guid.NewGuid().ToString(), "Malam");
List<PolygonPoint> points = new List<PolygonPoint>();
points.Add(new PolygonPoint(polygon.guid, 0, 34.850942194461823, 32.098860770959512));
points.Add(new PolygonPoint(polygon.guid, 1, 34.85137939453125, 32.098815327220322));
points.Add(new PolygonPoint(polygon.guid, 2, 34.851290881633759, 32.098213195541732));
points.Add(new PolygonPoint(polygon.guid, 3, 34.850845634937286, 32.098260911781828));
points.Add(new PolygonPoint(polygon.guid, 4, 34.85086977481842, 32.098408604747945));
points.Add(new PolygonPoint(polygon.guid, 5, 34.851129949092865, 32.098381338372178));
points.Add(new PolygonPoint(polygon.guid, 6, 34.8511728644371, 32.098667634911841));
points.Add(new PolygonPoint(polygon.guid, 7, 34.850918054580688, 32.098697173392637));
PolygonDB db = new PolygonDB(connection);
db.addPolygonToDB(polygon);
db.addPolygonPoints(polygon, points);
int[] edgesToAdd = new int[] { 1 };
foreach (int i in edgesToAdd)
{
double openingX = (points[i].x + points[(i + 1) % points.Count()].x) / 2;
double openingY = (points[i].y + points[(i + 1) % points.Count()].y) / 2;
PolygonOpening opening = new PolygonOpening(polygon.guid, i, openingX, openingY, 3);
db.addPolygonOpeningToPolygon(opening);
}
transaction.Commit();
}
catch (Exception exception)
{
try
{
transaction.Rollback();
}
catch (Exception rollbackException)
{
Console.WriteLine("Rollback failed :(");
}
}
connection.Close();
}
