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MacroDeckClient.cs
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MacroDeckClient.cs
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using DeckSurf.SDK.Core;
using DeckSurf.SDK.Models;
using DeckSurf.SDK.Util;
using MacroDeck.StreamDeckConnector.Models;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
using Websocket.Client;
namespace MacroDeck.StreamDeckConnector
{
internal class MacroDeckClient
{
private IntPtr _bufferPtr;
private int BUFFER_SIZE = 1024 * 1024;
private bool _disposed = false;
public MacroDeckClient()
{
_bufferPtr = Marshal.AllocHGlobal(BUFFER_SIZE);
}
public bool IsDisposed
{
get
{
return this._disposed;
}
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
return;
if (disposing)
{
}
Close();
Marshal.FreeHGlobal(_bufferPtr);
_disposed = true;
}
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
~MacroDeckClient()
{
Dispose(false);
}
private WebsocketClient _websocketClient;
private ConnectedDevice _connectedDevice;
private Timer _frameUpdateTimer;
private List<ActionButtonModel> _buttons = new List<ActionButtonModel>();
public bool Closed { get; private set; } = false;
public MacroDeckClient(Uri uri, ConnectedDevice connectedDevice)
{
_connectedDevice = connectedDevice;
_websocketClient = new WebsocketClient(uri)
{
ReconnectTimeout = null,
};
_websocketClient.MessageReceived.Subscribe(msg => HandleMessage(msg.Text));
_websocketClient.Start();
SendAsync(new ConnectedMessageModel() { ClientId = _connectedDevice.SerialNumber });
_connectedDevice.OnButtonPress += ConnectedDevice_OnButtonPress;
_connectedDevice.InitializeDevice();
_connectedDevice.OnStreamClosed += _connectedDevice_OnStreamClosed;
_frameUpdateTimer = new Timer()
{
Interval = 66, // ~15 frames per second
Enabled = true,
};
_frameUpdateTimer.Elapsed += FrameUpdateTimer_Elapsed;
_frameUpdateTimer.Start();
}
internal void Close()
{
if (Closed) return;
Closed = true;
foreach (var button in this._buttons)
{
button?.Dispose();
}
if (_websocketClient != null)
{
_websocketClient.Dispose();
}
if (_frameUpdateTimer != null)
{
_frameUpdateTimer.Stop();
_frameUpdateTimer.Dispose();
}
if (_connectedDevice != null)
{
_connectedDevice.Close();
}
}
private void _connectedDevice_OnStreamClosed(object sender, EventArgs e)
{
Close();
}
private void ConnectedDevice_OnButtonPress(object source, ButtonPressEventArgs e)
{
int row = e.Id / this._connectedDevice.Columns;
int column = e.Id % this._connectedDevice.Columns;
string id = $"{row}_{column}";
switch (e.Kind)
{
case ButtonEventKind.DOWN:
SendAsync(new ButtonPressMessageModel() { Id = id });
break;
case ButtonEventKind.UP:
SendAsync(new ButtonReleaseMessageModel() { Id = id });
break;
case ButtonEventKind.LONG_DOWN:
SendAsync(new ButtonLongPressMessageModel() { Id = id });
break;
case ButtonEventKind.LONG_UP:
SendAsync(new ButtonLongPressReleaseMessageModel() { Id = id });
break;
}
}
private void FrameUpdateTimer_Elapsed(object? sender, ElapsedEventArgs e)
{
UpdateAllButtons();
}
private void HandleMessage(string message)
{
var receivedMessageModel = BasicMessageModel.Deserialize(message);
switch (receivedMessageModel.Method)
{
case Enums.MessageMethod.GET_CONFIG:
SendAsync(new BasicMessageModel() { Method = Enums.MessageMethod.GET_BUTTONS });
break;
case Enums.MessageMethod.GET_BUTTONS:
var buttonMessageModel = GetButtonsMessageModel.Deserialize(message);
foreach (var button in this._buttons)
{
button?.Dispose();
}
this._buttons = buttonMessageModel.Buttons;
UpdateAllButtons();
break;
case Enums.MessageMethod.UPDATE_BUTTON:
var updateMessageModel = UpdateButtonMessageModel.Deserialize(message);
var actionButton = updateMessageModel.Buttons[0];
if (actionButton == null) return;
var actionButtonOld = this._buttons.Find(x => x.Row == actionButton.Row && x.Column == actionButton.Column);
if (actionButtonOld != null)
{
actionButtonOld.Dispose();
this._buttons.Remove(actionButtonOld);
}
this._buttons.Add(actionButton);
int id = actionButton.Row * this._connectedDevice.Columns + actionButton.Column;
UpdateButton(id, actionButton);
break;
}
}
private void UpdateAllButtons()
{
if (_connectedDevice == null) return;
int buttonIndex = 0;
for (int row = 0; row < _connectedDevice?.Rows; row++)
{
for (int col = 0; col < _connectedDevice?.Columns; col++)
{
var actionButton = this._buttons.Find(x => x.Column == col && x.Row == row);
UpdateButton(buttonIndex, actionButton);
buttonIndex++;
}
}
}
private void UpdateButton(int id, ActionButtonModel? actionButton)
{
if (_connectedDevice == null) return;
if (actionButton != null)
{
actionButton.FrameTick();
var frame = actionButton.GetCurrentFrame(this._connectedDevice.ButtonSize);
if (frame == null) return;
this._connectedDevice?.SetKey(id, frame);
}
else
{
this._connectedDevice?.SetKey(id, DeviceConstants.XLDefaultBlackButton);
}
}
public void SendAsync(IBaseMessageModel messageModel)
{
if (_websocketClient == null) return;
Task.Run(() =>
{
string message = messageModel.Serialize();
_websocketClient?.Send(message);
});
}
}
}