public async void UpdateChannelPolicy(double feerate, bool global = true, ChannelPoint channelPoint = null)
{
var request = new PolicyUpdateRequest()
{
Global = global,
ChanPoint = channelPoint,
FeeRate = feerate
};
await lndClient.UpdateChannelPolicyAsync(request);
}
/**
* Compare two Pairs. Callback for natural order sort.
* effectively returns a-b;
* @return +1, a>b, 0 a=b, -1 a<b, case insensitive
*/
public int compareTo(ChannelPoint b) // <--- note Pair, not Object
{
if (_distance > b.getDistance())
{
return(1);
}
else if (_distance < b.getDistance())
{
return(-1);
}
else
{
return(0);
}
} // end compareTo
private static List <ChannelPoint> Bresenham(ChannelPoint p0, ChannelPoint p1)
{
var result = new List <ChannelPoint>();
var dx = Math.Abs(p1.X - p0.X);
var dy = Math.Abs(p1.Y - p0.Y);
var dirx = Math.Sign(p1.X - p0.X);
var diry = Math.Sign(p1.Y - p0.Y);
result.Add(new ChannelPoint(p0.X, p0.Y));
var err = 0;
var x = p0.X;
var y = p0.Y;
if (dy < dx)
{
while (x != p1.X)
{
err += dy;
if (2 * err >= dx)
{
y += diry;
err -= dx;
result.Add(new ChannelPoint(x, y));
}
x += dirx;
result.Add(new ChannelPoint(x, y));
}
}
else
{
while (y != p1.Y)
{
err += dx;
if (2 * err >= dy)
{
x += dirx;
err -= dy;
result.Add(new ChannelPoint(x, y));
}
y += diry;
result.Add(new ChannelPoint(x, y));
}
}
return(result);
}
private static ChannelPoint FindClosestPoint(Channel parent, Channel child)
{
var childOrigin = child.Points[0];
ChannelPoint closestPoint = null;
var bestDist = double.MaxValue;
foreach (var point in parent.Points)
{
var dist = Dist(point, childOrigin);
if (dist < bestDist)
{
closestPoint = point;
bestDist = dist;
}
}
return(closestPoint);
}
public async Task <CloseStatusUpdate> CloseChannel(ChannelPoint channelPoint, bool force = false, int targetConf = 1)
{
var request = new CloseChannelRequest()
{
ChannelPoint = channelPoint, Force = force, TargetConf = targetConf
};
;
using (var stream = lndClient.CloseChannel(request))
{
while (await stream.ResponseStream.MoveNext())
{
return(stream.ResponseStream.Current);
}
}
return(null);
}
public Channel GetChannelAt(ChannelPoint point)
{
var searchRadius = 10;
for (var r = 1; r <= searchRadius; r++)
{
for (var xi = point.X - r; xi <= point.X + r; xi++)
{
var channel = _channelsByPoints.GetValue(new ChannelPoint(xi, point.Y + r));
if (channel != null)
{
return(channel);
}
channel = _channelsByPoints.GetValue(new ChannelPoint(xi, point.Y - r));
if (channel != null)
{
return(channel);
}
}
for (var yi = point.Y - r; yi <= point.Y + r; yi++)
{
var channel = _channelsByPoints.GetValue(new ChannelPoint(point.X + r, yi));
if (channel != null)
{
return(channel);
}
channel = _channelsByPoints.GetValue(new ChannelPoint(point.X - r, yi));
if (channel != null)
{
return(channel);
}
}
}
return(null);
}
private static int Dist(ChannelPoint p1, ChannelPoint p2)
{
return(Math.Abs(p1.X - p2.X) + Math.Abs(p1.Y - p2.Y));
}