RoboidControl-csharp/RemoteParticipant.cs
2025-02-25 11:32:34 +01:00

83 lines
2.9 KiB
C#

using System;
using System.Collections.Generic;
namespace RoboidControl {
/// <summary>
/// A reference to a participant, possibly on a remote location
/// </summary>
public class RemoteParticipant {
/// <summary>
/// The internet address of the participant
/// </summary>
public string ipAddress = "0.0.0.0";
/// <summary>
/// The UDP port on which the participant can be reached
/// </summary>
public int port = 0;
/// <summary>
/// The network ID of the participant
/// </summary>
public byte networkId;
/// <summary>
/// Default constructor
/// </summary>
public RemoteParticipant() {}
/// <summary>
/// Create a new remote participant
/// </summary>
/// <param name="ipAddress">The IP address of the participant</param>
/// <param name="port">The UDP port of the participant</param>
public RemoteParticipant(string ipAddress, int port) {
this.ipAddress = ipAddress;
this.port = port;
}
/// <summary>
/// The things reported by this participant
/// </summary>
protected readonly List<Thing> things = new List<Thing>();
/// <summary>
/// Get a thing with the given ids
/// </summary>
/// <param name="networkId">The network ID of the thing</param>
/// <param name="thingId">The ID of the thing</param>
/// <returns>The thing when it is found, null in other cases.</returns>
public Thing Get(byte networkId, byte thingId) {
Thing thing = things.Find(aThing => Thing.IsThing(aThing, networkId, thingId));
// if (thing == null)
// Console.WriteLine($"Could not find thing {ipAddress}:{port}[{networkId}/{thingId}]");
return thing;
}
/// <summary>
/// Add a new thing for this participant
/// </summary>
/// <param name="thing">The thing to add</param>
/// <param name="invokeEvent">Invoke an notification event when the thing has been added</param>
public void Add(Thing thing, bool invokeEvent = true) {
// Console.WriteLine($"added thing [{thing.networkId}/{thing.id}]");
Thing foundThing = Get(thing.networkId, thing.id);
if (foundThing == null) {
things.Add(thing);
if (invokeEvent)
Thing.InvokeNewThing(thing);
// Console.Write($"Add thing {ipAddress}:{port}[{networkId}/{thing.id}]");
} else {
if (thing != foundThing) {
// should be: find first non-existing id...
thing.id = (byte)this.things.Count;
things.Add(thing);
// Console.Write($"Add thing, updated thing id to [{thing.networkId}/{thing.id}]");
}
}
}
}
}