add: 在LocalStorage里面存储文法

Frontend/Pages/Editor.razor

@@ -1,8 +1,10 @@
 @page "/editor"
-@using Katheryne.Services
 @using Katheryne.Exceptions
+@using Katheryne.Abstractions
+@using Frontend.Services
 @inject NavigationManager Navigation
-@inject KatheryneChatRobotFactory RobotFactory
+@inject IChatRobotFactory RobotFactory
+@inject GrammarStorageService GrammarStorage
 
 <Layout>
     <Content>
@@ -10,19 +12,34 @@
             <div class="control-zone">
                 <Space Size="@("0")">
                     <SpaceItem>
-                        <Button Type="@ButtonType.Text" OnClick="@QuitButtontClicked">
-                            退出
-                        </Button>
+                        <Tooltip Placement="@Placement.Bottom"
+                                 Title="退出语法编辑器">
+                            <Button Type="@ButtonType.Text" OnClick="@QuitButtonClicked">
+                                退出
+                            </Button>
+                        </Tooltip>
                     </SpaceItem>
 
                     <SpaceItem>
-                        <Button Type="@ButtonType.Text" @onclick="@CompileGrammarClicked">
-                            编译
-                        </Button>
+                        <Tooltip Placement="@Placement.Bottom"
+                                 Title="编译文法并保存在浏览器缓存中">
+                            <Button Type="@ButtonType.Text" @onclick="@CompileGrammarClicked">
+                                编译
+                            </Button>
+                        </Tooltip>
+                    </SpaceItem>
+                    
+                    <SpaceItem>
+                        <Tooltip Placement="@Placement.Bottom"
+                                 Title="清除浏览器缓存中的文法">
+                            <Button Type="@ButtonType.Text" @onclick="@ClearGrammarClicked">
+                                清除
+                            </Button>
+                        </Tooltip>
                     </SpaceItem>
                 </Space>
             </div>
-            
+
             <StandaloneCodeEditor Id="code-editor" @ref="@_editor"
                                   ConstructionOptions="GetEditorConstructionOptions"/>
 
@@ -46,27 +63,23 @@
     protected override async Task OnInitializedAsync()
     {
         Log("编辑器加载完成");
+        if (await GrammarStorage.RestoreGrammar())
+        {
+            Log("从浏览器中恢复成功");
+        }
+        else
+        {
+            Log("尚未设置语法");
+        }
         await base.OnInitializedAsync();
     }
 
     private StandaloneEditorConstructionOptions GetEditorConstructionOptions(StandaloneCodeEditor editor)
     {
-        string grammarText;
-        if (!string.IsNullOrEmpty(RobotFactory.GrammarText))
-        {
-            Log("加载文法...");
-            grammarText = RobotFactory.GrammarText;
-        }
-        else
-        {
-            Log("未设置文法");
-            grammarText = string.Empty;
-        }
-
         return new StandaloneEditorConstructionOptions
         {
             Language = "yaml",
-            Value = grammarText
+            Value = !string.IsNullOrEmpty(RobotFactory.GrammarText) ? RobotFactory.GrammarText : string.Empty
         };
     }
 
@@ -79,6 +92,7 @@
             Log("编译文法...");
             RobotFactory.SetGrammar(grammarText);
             Log("编译成功!");
+            await GrammarStorage.StoreGrammar();
         }
         catch (GrammarException e)
         {
@@ -86,14 +100,20 @@
         }
     }
 
-    private void QuitButtontClicked()
+    private void QuitButtonClicked()
     {
         Navigation.NavigateTo("/", replace: true);
     }
 
+    private async Task ClearGrammarClicked()
+    {
+        await GrammarStorage.RemoveGrammar();
+        Log("清除浏览器中的语法成功");
+    }
+
     private void Log(string message)
     {
         _logs.Add($"{DateTime.Now:HH:mm:ss} {message}");
         StateHasChanged();
-    }   
+    }
 }

Frontend/Pages/Index.razor

@@ -1,7 +1,11 @@
 @page "/"
 @using Frontend.Models
+@using Frontend.Services
+@using Katheryne
 @using Katheryne.Abstractions
 @inject IChatRobotFactory ChatRobotFactory
+@inject GrammarStorageService GrammarStorage
+@inject DefaultChatRobot DefaultRobot
 
 
 <Layout>
@@ -40,7 +44,7 @@
     </Sider>
 
     <Content>
-        <ChatZone Messages="@_chatDictionary[_currentGuid].Messages" Robot="@_chatDictionary[_currentGuid].Robot"/>
+        <ChatZone Messages="@GetChatMessages()" Robot="@GetChatRobot()"/>
     </Content>
 </Layout>
 
@@ -49,11 +53,15 @@
 
     private Guid _currentGuid;
 
-    protected override void OnInitialized()
+    protected override async Task OnInitializedAsync()
     {
+        await GrammarStorage.RestoreGrammar();
+        
         Chat chat = GetInitChat();
         _chatDictionary.Add(chat.Guid, chat);
         _currentGuid = chat.Guid;
+        
+        await base.OnInitializedAsync();
     }
 
     private void CreateChatClicked()
@@ -94,4 +102,14 @@
 
         return chat;
     }
+
+    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;
+    }
 }