Katheryne/Frontend/Pages/Index.razor

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@page "/"
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@using Frontend.Models
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@using Frontend.Services
@using Katheryne
@using Katheryne.Abstractions
@inject IChatRobotFactory ChatRobotFactory
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@inject GrammarStorageService GrammarStorage
@inject DefaultChatRobot DefaultRobot
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<Layout>
<Sider Width="200">
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<div class="chat-control-zone">
<div>
<Button Type="@ButtonType.Primary" Size="large" @onclick="@CreateChatClicked">
新建对话
</Button>
<div class="chat-list">
<AntList TItem="@Chat" DataSource="@_chatDictionary.Values"
Split="@false">
<ListItem OnClick="@(() => ChangeChatClicked(context.Guid))">
<ListItemMeta>
<TitleTemplate>
@if (context.Selected)
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{
<div class="selected-chat-name">
<p style="margin: 5px">@context.Title</p>
</div>
}
else
{
<div class="chat-name">
<p style="margin: 5px">@context.Title</p>
</div>
}
</TitleTemplate>
</ListItemMeta>
</ListItem>
</AntList>
</div>
</div>
</div>
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</Sider>
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<Content>
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<ChatZone Messages="@GetChatMessages()" Robot="@GetChatRobot()"/>
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</Content>
</Layout>
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@code {
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private readonly Dictionary<Guid, Chat> _chatDictionary = new();
private Guid _currentGuid;
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protected override async Task OnInitializedAsync()
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{
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await GrammarStorage.RestoreGrammar();
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Chat chat = GetInitChat();
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_chatDictionary.Add(chat.Guid, chat);
_currentGuid = chat.Guid;
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await base.OnInitializedAsync();
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}
private void CreateChatClicked()
{
Chat chat = GetInitChat();
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_chatDictionary.Add(chat.Guid, chat);
_chatDictionary[_currentGuid].Selected = false;
_currentGuid = chat.Guid;
_chatDictionary[_currentGuid].Selected = true;
}
private void ChangeChatClicked(Guid guid)
{
_chatDictionary[_currentGuid].Selected = false;
_currentGuid = guid;
_chatDictionary[_currentGuid].Selected = true;
}
private Chat GetInitChat()
{
var chat = new Chat
{
Title = $"对话:{_chatDictionary.Count + 1}",
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Robot = ChatRobotFactory.GetRobot()
};
foreach (string answer in chat.Robot.OnChatStart())
{
chat.Messages.Add(new ChatMessage
{
Sender = chat.Robot.RobotName,
Left = true,
Text = answer
});
}
chat.Selected = true;
return chat;
}
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private List<ChatMessage> GetChatMessages()
{
return _chatDictionary.TryGetValue(_currentGuid, out Chat? chat) ? chat.Messages : new List<ChatMessage>();
}
private IChatRobot GetChatRobot()
{
return _chatDictionary.TryGetValue(_currentGuid, out Chat? chat) ? chat.Robot : DefaultRobot;
}
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}