Refactoring Project
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2dust
339
v2rayN/ServiceLib/ViewModels/RoutingRuleSettingViewModel.cs
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339
v2rayN/ServiceLib/ViewModels/RoutingRuleSettingViewModel.cs
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using DynamicData.Binding;
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using ReactiveUI;
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using ReactiveUI.Fody.Helpers;
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using Splat;
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using System.Reactive;
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namespace ServiceLib.ViewModels
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{
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public class RoutingRuleSettingViewModel : MyReactiveObject
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{
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private List<RulesItem> _rules;
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[Reactive]
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public RoutingItem SelectedRouting { get; set; }
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private IObservableCollection<RulesItemModel> _rulesItems = new ObservableCollectionExtended<RulesItemModel>();
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public IObservableCollection<RulesItemModel> RulesItems => _rulesItems;
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[Reactive]
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public RulesItemModel SelectedSource { get; set; }
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public IList<RulesItemModel> SelectedSources { get; set; }
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public ReactiveCommand<Unit, Unit> RuleAddCmd { get; }
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public ReactiveCommand<Unit, Unit> ImportRulesFromFileCmd { get; }
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public ReactiveCommand<Unit, Unit> ImportRulesFromClipboardCmd { get; }
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public ReactiveCommand<Unit, Unit> ImportRulesFromUrlCmd { get; }
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public ReactiveCommand<Unit, Unit> RuleRemoveCmd { get; }
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public ReactiveCommand<Unit, Unit> RuleExportSelectedCmd { get; }
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public ReactiveCommand<Unit, Unit> MoveTopCmd { get; }
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public ReactiveCommand<Unit, Unit> MoveUpCmd { get; }
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public ReactiveCommand<Unit, Unit> MoveDownCmd { get; }
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public ReactiveCommand<Unit, Unit> MoveBottomCmd { get; }
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public ReactiveCommand<Unit, Unit> SaveCmd { get; }
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public RoutingRuleSettingViewModel(RoutingItem routingItem, Func<EViewAction, object?, bool>? updateView)
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{
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_config = LazyConfig.Instance.Config;
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_noticeHandler = Locator.Current.GetService<NoticeHandler>();
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_updateView = updateView;
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SelectedSource = new();
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if (routingItem.id.IsNullOrEmpty())
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{
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SelectedRouting = routingItem;
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_rules = new();
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}
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else
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{
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SelectedRouting = routingItem;
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_rules = JsonUtils.Deserialize<List<RulesItem>>(SelectedRouting.ruleSet);
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}
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RefreshRulesItems();
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var canEditRemove = this.WhenAnyValue(
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x => x.SelectedSource,
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selectedSource => selectedSource != null && !selectedSource.outboundTag.IsNullOrEmpty());
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RuleAddCmd = ReactiveCommand.Create(() =>
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{
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RuleEdit(true);
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});
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ImportRulesFromFileCmd = ReactiveCommand.Create(() =>
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{
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_updateView?.Invoke(EViewAction.ImportRulesFromFile, null);
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});
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ImportRulesFromClipboardCmd = ReactiveCommand.Create(() =>
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{
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ImportRulesFromClipboard(null);
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});
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ImportRulesFromUrlCmd = ReactiveCommand.Create(() =>
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{
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ImportRulesFromUrl();
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});
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RuleRemoveCmd = ReactiveCommand.Create(() =>
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{
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RuleRemove();
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}, canEditRemove);
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RuleExportSelectedCmd = ReactiveCommand.Create(() =>
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{
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RuleExportSelected();
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}, canEditRemove);
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MoveTopCmd = ReactiveCommand.Create(() =>
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{
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MoveRule(EMove.Top);
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}, canEditRemove);
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MoveUpCmd = ReactiveCommand.Create(() =>
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{
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MoveRule(EMove.Up);
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}, canEditRemove);
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MoveDownCmd = ReactiveCommand.Create(() =>
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{
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MoveRule(EMove.Down);
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}, canEditRemove);
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MoveBottomCmd = ReactiveCommand.Create(() =>
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{
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MoveRule(EMove.Bottom);
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}, canEditRemove);
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SaveCmd = ReactiveCommand.Create(() =>
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{
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SaveRouting();
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});
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}
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public void RefreshRulesItems()
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{
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_rulesItems.Clear();
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foreach (var item in _rules)
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{
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var it = new RulesItemModel()
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{
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id = item.id,
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outboundTag = item.outboundTag,
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port = item.port,
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network = item.network,
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protocols = Utils.List2String(item.protocol),
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inboundTags = Utils.List2String(item.inboundTag),
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domains = Utils.List2String(item.domain),
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ips = Utils.List2String(item.ip),
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enabled = item.enabled,
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};
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_rulesItems.Add(it);
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}
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}
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public void RuleEdit(bool blNew)
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{
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RulesItem? item;
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if (blNew)
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{
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item = new();
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}
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else
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{
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item = _rules.FirstOrDefault(t => t.id == SelectedSource?.id);
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if (item is null)
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{
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return;
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}
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}
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if (_updateView?.Invoke(EViewAction.RoutingRuleDetailsWindow, item) == true)
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{
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if (blNew)
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{
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_rules.Add(item);
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}
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RefreshRulesItems();
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}
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}
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public void RuleRemove()
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{
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if (SelectedSource is null || SelectedSource.outboundTag.IsNullOrEmpty())
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{
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_noticeHandler?.Enqueue(ResUI.PleaseSelectRules);
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return;
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}
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if (_updateView?.Invoke(EViewAction.ShowYesNo, null) == false)
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{
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return;
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}
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foreach (var it in SelectedSources)
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{
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var item = _rules.FirstOrDefault(t => t.id == it?.id);
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if (item != null)
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{
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_rules.Remove(item);
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}
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}
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RefreshRulesItems();
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}
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public void RuleExportSelected()
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{
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if (SelectedSource is null || SelectedSource.outboundTag.IsNullOrEmpty())
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{
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_noticeHandler?.Enqueue(ResUI.PleaseSelectRules);
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return;
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}
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var lst = new List<RulesItem4Ray>();
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foreach (var it in SelectedSources)
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{
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var item = _rules.FirstOrDefault(t => t.id == it?.id);
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if (item != null)
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{
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var item2 = JsonUtils.Deserialize<RulesItem4Ray>(JsonUtils.Serialize(item));
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lst.Add(item2 ?? new());
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}
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}
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if (lst.Count > 0)
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{
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_updateView?.Invoke(EViewAction.SetClipboardData, JsonUtils.Serialize(lst));
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}
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}
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public void MoveRule(EMove eMove)
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{
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if (SelectedSource is null || SelectedSource.outboundTag.IsNullOrEmpty())
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{
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_noticeHandler?.Enqueue(ResUI.PleaseSelectRules);
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return;
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}
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var item = _rules.FirstOrDefault(t => t.id == SelectedSource?.id);
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if (item == null)
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{
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return;
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}
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var index = _rules.IndexOf(item);
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if (ConfigHandler.MoveRoutingRule(_rules, index, eMove) == 0)
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{
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RefreshRulesItems();
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}
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}
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private void SaveRouting()
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{
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string remarks = SelectedRouting.remarks;
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if (Utils.IsNullOrEmpty(remarks))
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{
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_noticeHandler?.Enqueue(ResUI.PleaseFillRemarks);
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return;
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}
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var item = SelectedRouting;
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foreach (var it in _rules)
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{
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it.id = Utils.GetGUID(false);
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}
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item.ruleNum = _rules.Count;
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item.ruleSet = JsonUtils.Serialize(_rules, false);
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if (ConfigHandler.SaveRoutingItem(_config, item) == 0)
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{
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_noticeHandler?.Enqueue(ResUI.OperationSuccess);
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_updateView?.Invoke(EViewAction.CloseWindow, null);
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}
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else
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{
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_noticeHandler?.Enqueue(ResUI.OperationFailed);
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}
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}
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#region Import rules
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public void ImportRulesFromFile(string fileName)
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{
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if (Utils.IsNullOrEmpty(fileName))
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{
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return;
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}
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string result = Utils.LoadResource(fileName);
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if (Utils.IsNullOrEmpty(result))
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{
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return;
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}
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if (AddBatchRoutingRules(SelectedRouting, result) == 0)
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{
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RefreshRulesItems();
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_noticeHandler?.Enqueue(ResUI.OperationSuccess);
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}
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}
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public void ImportRulesFromClipboard(string? clipboardData)
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{
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if (clipboardData == null)
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{
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_updateView?.Invoke(EViewAction.ImportRulesFromClipboard, null);
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return;
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}
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if (AddBatchRoutingRules(SelectedRouting, clipboardData) == 0)
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{
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RefreshRulesItems();
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_noticeHandler?.Enqueue(ResUI.OperationSuccess);
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}
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}
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private void ImportRulesFromUrl()
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{
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var url = SelectedRouting.url;
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if (Utils.IsNullOrEmpty(url))
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{
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_noticeHandler?.Enqueue(ResUI.MsgNeedUrl);
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return;
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}
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DownloadHandler downloadHandle = new DownloadHandler();
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var result = downloadHandle.TryDownloadString(url, true, "").Result;
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if (AddBatchRoutingRules(SelectedRouting, result) == 0)
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{
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RefreshRulesItems();
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_noticeHandler?.Enqueue(ResUI.OperationSuccess);
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}
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}
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private int AddBatchRoutingRules(RoutingItem routingItem, string? clipboardData)
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{
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bool blReplace = false;
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if (_updateView?.Invoke(EViewAction.AddBatchRoutingRulesYesNo, null) == false)
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{
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blReplace = true;
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}
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if (Utils.IsNullOrEmpty(clipboardData))
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{
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return -1;
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}
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var lstRules = JsonUtils.Deserialize<List<RulesItem>>(clipboardData);
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if (lstRules == null)
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{
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return -1;
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}
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foreach (var rule in lstRules)
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{
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rule.id = Utils.GetGUID(false);
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}
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if (blReplace)
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{
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_rules = lstRules;
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}
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else
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{
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_rules.AddRange(lstRules);
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}
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return 0;
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}
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#endregion Import rules
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}
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}
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