84 lines
2.6 KiB
C#
84 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.IO;
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using System.Linq;
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using System.Reactive;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using Avalonia.Controls;
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using Avalonia.Media.Imaging;
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using CollabVMClient.Views;
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using MsBox.Avalonia;
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namespace CollabVMClient.ViewModels
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{
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internal class ServerListViewModel : ViewModelBase
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{
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private IConfig config;
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private CancellationTokenSource populateListCt;
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public string ServerListHeader => "Servers";
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public ObservableCollection<CVMNodeViewModel> Nodes { get; } = new ObservableCollection<CVMNodeViewModel>();
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public ServerListViewModel(IConfig config)
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{
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this.config = config;
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populateListCt = new();
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PopulateList(config.Nodes, populateListCt.Token);
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}
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public async Task PopulateList(string[] urls, CancellationToken token)
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{
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foreach (var url in urls)
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{
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if (token.IsCancellationRequested) return;
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await Multicollab(url, token);
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}
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}
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public async Task Multicollab(string url, CancellationToken token)
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{
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CVMNodeViewModel[] nodes;
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try
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{
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nodes = await Utilities.GetNodes(url);
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} catch (Exception e)
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{
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await MessageBoxManager.GetMessageBoxStandard("CollabVM Connection Error", $"Failed to connect to the CollabVM Server at {url}:\n{e.Message}", MsBox.Avalonia.Enums.ButtonEnum.Ok, MsBox.Avalonia.Enums.Icon.Error).ShowAsync();
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return;
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}
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foreach (var node in nodes)
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{
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if (token.IsCancellationRequested) return;
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Nodes.Add(node);
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var newNodes = Nodes.OrderBy(n => n.ID).ToArray();
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Nodes.Clear();
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foreach (CVMNodeViewModel m in newNodes)
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{
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Nodes.Add(m);
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}
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}
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}
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public void RefreshList()
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{
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populateListCt.Cancel();
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populateListCt = new();
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Nodes.Clear();
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PopulateList(config.Nodes, populateListCt.Token);
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}
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public bool CanRefreshList() => true;
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public async void AddServer(object parent)
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{
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var win = new AddServer();
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await win.ShowDialog((Window)parent);
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if (win.URL != null) Multicollab(win.URL, populateListCt.Token);
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}
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public bool CanAddServer() => true;
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}
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}
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