feat: 完成个人中心网站样式功能

src/blazor/admin/BootStarpAdmin.DataAccess.FreeSql/Service/UserService.cs

@@ -213,4 +213,9 @@ class UserService : IUser
     {
         throw new NotImplementedException();
     }
+
+    public bool SaveTheme(string userName, string theme)
+    {
+        throw new NotImplementedException();
+    }
 }

src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/UserService.cs

@@ -160,6 +160,11 @@ class UserService : IUser
     /// </summary>
     public bool SaveDisplayName(string userName, string displayName) => Database.Update<User>("set DisplayName = @1 where UserName = @0", userName, displayName) == 1;
 
+    /// <summary>
+    /// 
+    /// </summary>
+    public bool SaveTheme(string userName, string theme) => Database.Update<User>("set Css = @1 where UserName = @0", userName, theme) == 1;
+
     /// <summary>
     /// 创建手机用户
     /// </summary>

src/blazor/admin/BootstrapAdmin.Web.Core/IUser.cs

@@ -81,6 +81,14 @@ public interface IUser
     /// <returns></returns>
     bool SaveDisplayName(string userName, string displayName);
 
+    /// <summary>
+    /// 保存用户主题方法
+    /// </summary>
+    /// <param name="userName"></param>
+    /// <param name="theme"></param>
+    /// <returns></returns>
+    bool SaveTheme(string userName, string theme);
+
     /// <summary>
     /// 获得所有用户
     /// </summary>

src/blazor/admin/BootstrapAdmin.Web/Pages/Admin/Profiles.razor.cs

@@ -92,9 +92,10 @@ public partial class Profiles
         await ShowToast(ret, "默认应用");
     }
 
-    private Task OnSaveTheme()
+    private async Task OnSaveTheme()
     {
-        return Task.CompletedTask;
+        var ret = string.IsNullOrEmpty(CurrentUser.Css) ? false : UserService.SaveTheme(AppContext.UserName, CurrentUser.Css);
+        await ShowToast(ret, "网站样式");
     }
 
     private Task OnSaveIcon()