538 lines
20 KiB
C#
538 lines
20 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.Linq;
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using System.Text.Json;
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using System.Web.Routing;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Threading;
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namespace AnotherReplayReader
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{
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public partial class AIProviderSettingsControl : UserControl
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{
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// ---------- fields ----------
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private AiSettings _settings;
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private AiProvider? _currentProvider;
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private AiModel? _currentModel;
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// 为了下拉框显示，内部包装
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private record ModelDisplayItem(AiModel Model)
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{
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public string DisplayText =>
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$"{Model.ModelId}{(Model.ContextLength == 0 ? " (未知性能)" : "")}";
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}
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// ---------- constructor ----------
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public AIProviderSettingsControl()
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{
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InitializeComponent();
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_settings = AiSettings.Load();
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RefreshPromptFields();
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RefreshProviderList();
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if (_settings.Providers.Count > 0)
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{
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var lastSelection = _settings.ResolveLastSelection();
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if (lastSelection is { } last)
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{
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// 恢复上次选中的 Provider 与模型。
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// OnProviderSelectionChanged 会从持久化的 CurrentModelId 恢复模型；
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// 显式调用 SelectModel 作为双保险（模型仍存在则精确恢复）。
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_providerListBox.SelectedItem = last.Provider;
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SelectModel(last.Model);
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}
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else
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{
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_providerListBox.SelectedIndex = 0;
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}
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}
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}
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// ---------- public API ----------
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public AiRequestContext? GetCurrentContext()
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{
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if (_currentProvider is null || _currentModel is null)
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{
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return null;
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}
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return new AiRequestContext(_currentProvider, _currentModel);
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}
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public AiPromptSettings GetPromptSettings()
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{
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return _settings.Prompt;
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}
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/// <summary>
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/// 把当前选中的 Provider/模型保存到设置文件（供窗口关闭时调用，
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/// 下次打开 AI 设置页时恢复上次选择）。
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/// </summary>
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public void SaveCurrentSelection()
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{
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if (_currentProvider is not null && _currentModel is not null)
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{
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_settings.SetCurrentSelection(_currentProvider, _currentModel);
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_settings.Save();
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}
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}
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private void RefreshPromptFields()
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{
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_useCustomPromptCheck.IsChecked = _settings.Prompt.UseCustomSystemPrompt;
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_customPromptBox.Text = _settings.Prompt.CustomSystemPrompt;
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_additionalRulesBox.Text = _settings.Prompt.AdditionalRules;
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}
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private void OnApplyPromptClick(object sender, RoutedEventArgs e)
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{
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_settings.Prompt.UseCustomSystemPrompt = _useCustomPromptCheck.IsChecked == true;
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_settings.Prompt.CustomSystemPrompt = _customPromptBox.Text;
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_settings.Prompt.AdditionalRules = _additionalRulesBox.Text;
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_settings.Save();
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MessageBox.Show("提示词配置已保存", "信息", MessageBoxButton.OK, MessageBoxImage.Information);
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}
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private void OnResetPromptClick(object sender, RoutedEventArgs e)
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{
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var result = MessageBox.Show(
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"确定要恢复内置 System Prompt 吗？自定义 System Prompt 会被清空，补充规则会保留。",
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"恢复默认提示词",
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MessageBoxButton.YesNo,
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MessageBoxImage.Question);
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if (result != MessageBoxResult.Yes)
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{
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return;
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}
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_settings.Prompt.UseCustomSystemPrompt = false;
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_settings.Prompt.CustomSystemPrompt = string.Empty;
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_settings.Save();
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RefreshPromptFields();
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}
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private void OnClearAdditionalRulesClick(object sender, RoutedEventArgs e)
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{
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_settings.Prompt.AdditionalRules = string.Empty;
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_settings.Save();
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RefreshPromptFields();
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}
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// ---------- Provider 列表管理 ----------
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private void RefreshProviderList()
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{
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_providerListBox.ItemsSource = new ObservableCollection<AiProvider>(_settings.Providers);
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_providerListBox.DisplayMemberPath = "Name";
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}
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private void OnProviderSelectionChanged(object sender, SelectionChangedEventArgs e)
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{
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// 记住当前模型选择，切换 Provider 后若新 Provider 存在同名模型则保持选择
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var previousModelId = _settings.CurrentModelId;
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_currentProvider = _providerListBox.SelectedItem as AiProvider;
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if (_currentProvider is null)
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{
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return;
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}
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_providerNameBox.Text = _currentProvider.Name;
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_providerUrlBox.Text = _currentProvider.BaseUrl;
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_providerKeyBox.Password = _currentProvider.ApiKey;
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_temperatureBox.Text = _currentProvider.DefaultTemperature.ToString();
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_topPBox.Text = _currentProvider.DefaultTopP.ToString();
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_maxTokensBox.Text = _currentProvider.DefaultMaxTokens.ToString();
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// 记录上次选中的 Provider（模型在 OnModelSelectionChanged 中记录）
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_settings.CurrentProviderName = _currentProvider.Name;
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RefreshModelList();
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// 尝试恢复上一个选中的模型（启动恢复与 Provider 切换共用同一路径）
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if (!string.IsNullOrWhiteSpace(previousModelId))
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{
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var previousItem = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.FirstOrDefault(m => string.Equals(
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m.Model.ModelId, previousModelId, StringComparison.OrdinalIgnoreCase));
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if (previousItem is not null)
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{
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_modelComboBox.SelectedItem = previousItem;
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}
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}
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// 无任何模型/无可恢复目标时回退到第一个模型
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if (_currentModel is null && _modelComboBox.Items.Count > 0)
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{
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_modelComboBox.SelectedIndex = 0;
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}
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}
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private void OnAddProviderClick(object sender, RoutedEventArgs e)
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{
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var newProvider = new AiProvider
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{
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Name = "新服务",
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BaseUrl = "https://api.openai.com/v1"
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};
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_settings.Providers.Add(newProvider);
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_settings.Save();
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RefreshProviderList();
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_providerListBox.SelectedItem = newProvider;
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}
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private void OnRemoveProviderClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null)
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{
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return;
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}
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var result = MessageBox.Show(
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$"确定要删除服务 \"{_currentProvider.Name}\" 吗？",
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"确认删除", MessageBoxButton.YesNo);
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if (result != MessageBoxResult.Yes)
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{
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return;
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}
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_settings.Providers.Remove(_currentProvider);
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_settings.CurrentProviderName = null;
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_settings.CurrentModelId = null;
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_settings.Save();
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RefreshProviderList();
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if (_settings.Providers.Count > 0)
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{
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_providerListBox.SelectedIndex = 0;
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}
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else
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{
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_currentProvider = null;
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_currentModel = null;
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ClearProviderFields();
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}
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}
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private void OnApplyProviderClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null)
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{
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return;
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}
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_currentProvider.Name = _providerNameBox.Text;
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_currentProvider.BaseUrl = _providerUrlBox.Text;
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_currentProvider.ApiKey = _providerKeyBox.Password;
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double.TryParse(_temperatureBox.Text, out double temp);
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_currentProvider.DefaultTemperature = temp;
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double.TryParse(_topPBox.Text, out double topP);
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_currentProvider.DefaultTopP = topP;
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int.TryParse(_maxTokensBox.Text, out int maxTokens);
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_currentProvider.DefaultMaxTokens = maxTokens;
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_settings.CurrentProviderName = _currentProvider.Name;
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_settings.Save();
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RefreshProviderList();
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_providerListBox.SelectedItem = _currentProvider;
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MessageBox.Show("服务配置已保存", "信息", MessageBoxButton.OK,
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MessageBoxImage.Information);
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}
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private void ClearProviderFields()
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{
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_providerNameBox.Text = "";
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_providerUrlBox.Text = "";
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_providerKeyBox.Password = "";
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_temperatureBox.Text = "";
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_topPBox.Text = "";
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_maxTokensBox.Text = "";
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_modelComboBox.ItemsSource = null;
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}
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// ---------- 模型管理 ----------
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private void RefreshModelList()
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{
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if (_currentProvider is null)
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{
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_modelComboBox.ItemsSource = null;
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return;
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}
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var items = _currentProvider.Models
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.Select(m => new ModelDisplayItem(Model: m ))
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.ToList();
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_modelComboBox.ItemsSource = new ObservableCollection<ModelDisplayItem>(items);
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if (items.Count > 0)
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{
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_modelComboBox.SelectedIndex = 0;
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}
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else
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{
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// 当前 Provider 没有任何模型：清空当前模型，避免残留上一个 Provider 的模型
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_currentModel = null;
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_settings.CurrentModelId = null;
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ClearModelFields();
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}
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}
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/// <summary>
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/// 在模型下拉框中选中指定模型；找不到时回退到第一个模型。
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/// 仅供启动恢复使用（避免刷新列表后触发首次默认选中）。
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/// </summary>
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private void SelectModel(AiModel model)
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{
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var item = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.FirstOrDefault(m => string.Equals(
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m.Model.ModelId, model.ModelId, StringComparison.OrdinalIgnoreCase));
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if (item is not null)
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{
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_modelComboBox.SelectedItem = item;
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}
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else if (_modelComboBox.Items.Count > 0)
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{
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_modelComboBox.SelectedIndex = 0;
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}
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}
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private void OnModelSelectionChanged(object sender, SelectionChangedEventArgs e)
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{
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var selected = _modelComboBox.SelectedItem as ModelDisplayItem;
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_currentModel = selected?.Model;
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if (_currentModel is null)
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{
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_settings.CurrentModelId = null;
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ClearModelFields();
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return;
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}
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_settings.CurrentModelId = _currentModel.ModelId;
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_modelIdBox.Text = _currentModel.ModelId;
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_contextLengthBox.Text = _currentModel.ContextLength.ToString();
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_contextBudgetBox.Text = _currentModel.ContextBudget is { } budget ? budget.ToString() : "0";
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_supportsSseCheck.IsChecked = _currentModel.IsStream;
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// 显示 ExtraParameters 为缩进 JSON
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var json = JsonSerializer.Serialize(
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_currentModel.ExtraParameters,
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new JsonSerializerOptions { WriteIndented = true });
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_extraParamsBox.Text = json;
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}
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private void OnFetchModelsClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null)
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{
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MessageBox.Show("请先选择一个服务");
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return;
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}
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if (string.IsNullOrEmpty(_currentProvider.BaseUrl))
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{
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MessageBox.Show("请先填写 Base URL");
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return;
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}
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if (string.IsNullOrEmpty(_currentProvider.ApiKey))
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{
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MessageBox.Show("请先填写 API Key");
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return;
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}
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// 异步获取
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Dispatcher.Invoke(async () =>
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{
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try
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{
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_modelStatusText.Text = "正在获取模型列表...";
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var ids = await AiModelFetcher.FetchModelsAsync(
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_currentProvider!.BaseUrl,
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_currentProvider.ApiKey);
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// 将获取的 ID 与现有模型合并，新 ID 若不存在则添加
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var knownModels = KnownModels.GetAll();
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foreach (var id in ids)
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{
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if (_currentProvider.Models.All(m => m.ModelId != id))
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{
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var known = knownModels
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.OrderBy(k => KnownModels.GetSimilarity(k.ModelId, id))
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.FirstOrDefault();
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if (known != null && KnownModels.GetSimilarity(known.ModelId, id) >= KnownModels.SimilarityThreshold)
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{
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_currentProvider.Models.Add(new AiModel
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{
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ModelId = id,
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DisplayName = id,
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ContextLength = known.ContextLength,
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ContextBudget = known.ContextBudget,
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IsStream = known.IsStream,
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ExtraParameters = new Dictionary<string, object>(known.ExtraParameters)
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});
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}
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else
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{
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_currentProvider.Models.Add(new AiModel
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{
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ModelId = id,
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ContextLength = 0,
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IsStream = false
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});
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}
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}
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}
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_settings.Save();
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RefreshModelList();
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// 保持上次选中的模型（若仍存在），否则回退到第一个
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if (_settings.CurrentModelId is { } lastModelId)
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{
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var lastItem = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.FirstOrDefault(m => string.Equals(
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m.Model.ModelId, lastModelId, StringComparison.OrdinalIgnoreCase));
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if (lastItem is not null)
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{
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_modelComboBox.SelectedItem = lastItem;
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}
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}
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_modelStatusText.Text = $"获取成功，共 {ids.Count} 个模型";
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}
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catch (Exception ex)
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{
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_modelStatusText.Text = $"获取失败: {ex.Message}";
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}
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});
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}
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private void OnAddCustomModelClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null)
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{
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return;
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}
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var newModel = new AiModel
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{
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ModelId = "custom-model-id",
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ContextLength = 0,
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IsStream = false
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};
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_currentProvider.Models.Add(newModel);
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_settings.Save();
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RefreshModelList();
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_modelComboBox.SelectedItem = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.Last();
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}
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private void OnRemoveModelClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null || _currentModel is null)
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{
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return;
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}
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var result = MessageBox.Show(
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$"确定要删除模型 \"{_currentModel.ModelId}\" 吗？",
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"确认删除", MessageBoxButton.YesNo);
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if (result != MessageBoxResult.Yes)
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{
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return;
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}
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_currentProvider.Models.Remove(_currentModel);
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_settings.Save();
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// 被删除模型不再是上次选择；RefreshModelList 会回退到第一个模型
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_settings.CurrentModelId = null;
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RefreshModelList();
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}
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private void OnApplyModelClick(object sender, RoutedEventArgs e)
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{
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if (_currentModel is null)
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{
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return;
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}
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_currentModel.ModelId = _modelIdBox.Text;
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if (int.TryParse(_contextLengthBox.Text, out int ctxLen))
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{
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_currentModel.ContextLength = ctxLen;
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}
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if (int.TryParse(_contextBudgetBox.Text, out int budget) && budget > 0)
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{
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_currentModel.ContextBudget = budget;
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}
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else
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{
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_currentModel.ContextBudget = null;
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}
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_currentModel.IsStream = _supportsSseCheck.IsChecked == true;
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try
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{
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var dict = JsonSerializer.Deserialize<Dictionary<string, object>>(
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_extraParamsBox.Text);
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if (dict is not null)
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{
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_currentModel.ExtraParameters = dict;
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}
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}
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catch
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{
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MessageBox.Show("高级参数格式错误，应为 JSON 键值对",
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"错误", MessageBoxButton.OK, MessageBoxImage.Error);
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return;
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}
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_settings.Save();
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// 模型 ID 已修改：更新持久化选择，避免下一次启动仍按旧 ID 解析
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_settings.CurrentModelId = _currentModel.ModelId;
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RefreshModelList();
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_modelComboBox.SelectedItem = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.FirstOrDefault(m => string.Equals(
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m.Model.ModelId, _currentModel.ModelId, StringComparison.OrdinalIgnoreCase));
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MessageBox.Show("模型修改已保存", "信息", MessageBoxButton.OK);
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}
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private void OnFillFromKnownModelsClick(object sender, RoutedEventArgs e)
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{
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if (_currentProvider is null || _currentModel is null)
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{
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return;
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}
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var known = KnownModels.GetAll()
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.OrderBy(k => KnownModels.GetSimilarity(k.ModelId, _currentModel.ModelId))
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.FirstOrDefault();
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if (known is not null
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&& KnownModels.GetSimilarity(known.ModelId, _currentModel.ModelId) >= KnownModels.SimilarityThreshold)
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{
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_currentModel.ExtraParameters = new Dictionary<string, object>(known.ExtraParameters);
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_currentModel.IsStream = known.IsStream;
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_currentModel.ContextLength = known.ContextLength;
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_currentModel.ContextBudget = known.ContextBudget;
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RefreshModelList();
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_modelComboBox.SelectedItem = _modelComboBox.Items
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.OfType<ModelDisplayItem>()
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.FirstOrDefault(m => string.Equals(
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m.Model.ModelId, _currentModel.ModelId, StringComparison.OrdinalIgnoreCase));
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MessageBox.Show("已从已知模板填充", "信息", MessageBoxButton.OK);
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}
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else
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{
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MessageBox.Show("未找到已知模板", "信息", MessageBoxButton.OK);
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}
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}
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private void ClearModelFields()
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{
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_modelIdBox.Text = "";
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_contextLengthBox.Text = "";
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_contextBudgetBox.Text = "";
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_supportsSseCheck.IsChecked = false;
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_extraParamsBox.Text = "";
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|
}
|
|
}
|
|
}
|