@page "/ai"
@using Newtonsoft.Json
@using TechHelper.Client
@using TechHelper.Client.AI
@using TechHelper.Client.Exam
@inject IAIService AiService
@inject ISnackbar Snackbar
AI 对话
清空对话
对话历史 / 设置
新对话
@* 假设这里可以显示对话历史，点击切换
@foreach (var history in ChatHistorySummaries)
{
@history.Title
}
*@
@foreach (var model in Enum.GetValues())
{
@model.ToString()
}
@Temperature.ToString("F2")
@foreach (var message in ChatMessages)
{
@message.Content
}
@if (IsLoading)
{
AI：
思考中...
}
@* 滚动锚点 *@
@code {
private bool _drawerOpen = false;
private bool IsSettingsOpen = false;
private bool IsExamCheckOpen = false;
private List ChatMessages = new List();
private string UserInput { get; set; } = "";
private bool IsLoading { get; set; } = false;
private ElementReference messagesEndRef; // 用于自动滚动到底部的引用
// AI 模型设置
private string SelectedModel { get; set; } = AIModelsEnum.GLMZ1Flash.GetDescription();
private decimal Temperature { get; set; } = 0.75m; // MudSlider 使用 decimal
private int MaxTokens { get; set; } = 1000;
// 试题检查相关
private string ExamJsonInput { get; set; } = "";
private string ExamCheckResult { get; set; } = "";
protected override void OnInitialized()
{
ChatMessages.Add(new SystemMessage("你是一个乐于助人的AI助手。"));
Snackbar.Add("欢迎使用AI对话！", Severity.Info);
}
private void ToggleDrawer()
{
_drawerOpen = !_drawerOpen;
}
private void ClearChat()
{
ChatMessages.Clear();
ChatMessages.Add(new SystemMessage("你是一个乐于助人的AI助手。"));
Snackbar.Add("对话已清空。", Severity.Success);
}
private async Task HandleKeyDown(KeyboardEventArgs e)
{
if (e.Key == "Enter" && !e.ShiftKey)
{
await SendMessage();
}
}
private async Task SendMessage()
{
if (string.IsNullOrWhiteSpace(UserInput)) return;
IsLoading = true;
ChatMessages.Add(new UserMessage(UserInput));
var currentInput = UserInput; // 保存当前输入，因为会清空
try
{
// 构建请求消息列表，不包括SystemMessage（通常System Message只在API调用时作为参数传递，不显示在聊天记录中）
var requestMessages = new List();
requestMessages.Add(new SystemMessage("你是一个乐于助人的AI助手，请简洁明了地回答问题。")); // 每次请求都包含系统提示
requestMessages.AddRange(ChatMessages.Where(m => m.Role != "system")); // 添加除系统消息外的所有历史对话
var request = new ChatCompletionRequest
{
Model = SelectedModel,
Messages = requestMessages,
Temperature = (float)Temperature, // MudSlider返回decimal，需要转换为float
MaxTokens = MaxTokens
};
var response = await AiService.CallGLM(UserInput, AIConfiguration.ExamAnsConfig);
if (!string.IsNullOrEmpty(response))
{
// var exam = ExamParser.ParseExamJson(response);
ChatMessages.Add(new AssistantMessage(response));
}
}
catch (HttpRequestException httpEx)
{
ChatMessages.Add(new AssistantMessage($"API 请求失败: {httpEx.Message}. 请检查API Key和网络连接。"));
Snackbar.Add($"API 请求失败: {httpEx.Message}", Severity.Error);
Console.WriteLine($"HTTP Request Error: {httpEx.Message}");
}
catch (Exception ex)
{
ChatMessages.Add(new AssistantMessage($"发生错误: {ex.Message}"));
Snackbar.Add($"发生错误: {ex.Message}", Severity.Error);
Console.WriteLine($"Error: {ex.Message}");
}
finally
{
IsLoading = false;
UserInput = ""; // 清空输入框
StateHasChanged();
}
}
}