Remove partial resend email functionality (#14901)

Author: HaoK

src/Identity/UI/ref/Microsoft.AspNetCore.Identity.UI.netcoreapp.cs

@@ -108,7 +108,6 @@ protected LoginModel() { }
         public string ReturnUrl { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public virtual System.Threading.Tasks.Task OnGetAsync(string returnUrl = null) { throw null; }
         public virtual System.Threading.Tasks.Task<Microsoft.AspNetCore.Mvc.IActionResult> OnPostAsync(string returnUrl = null) { throw null; }
-        public virtual System.Threading.Tasks.Task<Microsoft.AspNetCore.Mvc.IActionResult> OnPostSendVerificationEmailAsync() { throw null; }
         public partial class InputModel
         {
             public InputModel() { }

src/Identity/UI/src/Areas/Identity/Pages/V3/Account/Login.cshtml

@@ -41,9 +41,6 @@
                     <p>
                         <a asp-page="./Register" asp-route-returnUrl="@Model.ReturnUrl">Register as a new user</a>
                     </p>
-                    <p>
-                        <button id="resend-confirmation" type="submit" asp-page-handler="SendVerificationEmail" class="btn-link" style="padding:0px;margin:0px;border:0px">Resend email confirmation</button>
-                    </p>
                 </div>
             </form>
         </section>

src/Identity/UI/src/Areas/Identity/Pages/V3/Account/Login.cshtml.cs

@@ -92,28 +92,19 @@ public class InputModel
         ///     directly from your code. This API may change or be removed in future releases.
         /// </summary>
         public virtual Task<IActionResult> OnPostAsync(string returnUrl = null) => throw new NotImplementedException();
-
-        /// <summary>
-        ///     This API supports the ASP.NET Core Identity default UI infrastructure and is not intended to be used
-        ///     directly from your code. This API may change or be removed in future releases.
-        /// </summary>
-        public virtual Task<IActionResult> OnPostSendVerificationEmailAsync() => throw new NotImplementedException();
     }
 
     internal class LoginModel<TUser> : LoginModel where TUser : class
     {
         private readonly UserManager<TUser> _userManager;
         private readonly SignInManager<TUser> _signInManager;
         private readonly ILogger<LoginModel> _logger;
-        private readonly IEmailSender _emailSender;
 
         public LoginModel(SignInManager<TUser> signInManager, ILogger<LoginModel> logger,
-            UserManager<TUser> userManager,
-            IEmailSender emailSender)
+            UserManager<TUser> userManager)
         {
             _userManager = userManager;
             _signInManager = signInManager;
-            _emailSender = emailSender;
             _logger = logger;
         }
 
@@ -169,34 +160,5 @@ public override async Task<IActionResult> OnPostAsync(string returnUrl = null)
             // If we got this far, something failed, redisplay form
             return Page();
         }
-
-        public override async Task<IActionResult> OnPostSendVerificationEmailAsync()
-        {
-            if (!ModelState.IsValid)
-            {
-                return Page();
-            }
-
-            var user = await _userManager.FindByEmailAsync(Input.Email);
-            if (user == null)
-            {
-                ModelState.AddModelError(string.Empty, "Verification email sent. Please check your email.");
-            }
-
-            var userId = await _userManager.GetUserIdAsync(user);
-            var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);
-            var callbackUrl = Url.Page(
-                "/Account/ConfirmEmail",
-                pageHandler: null,
-                values: new { userId = userId, code = code },
-                protocol: Request.Scheme);
-            await _emailSender.SendEmailAsync(
-                Input.Email,
-                "Confirm your email",
-                $"Please confirm your account by <a href='{HtmlEncoder.Default.Encode(callbackUrl)}'>clicking here</a>.");
-
-            ModelState.AddModelError(string.Empty, "Verification email sent. Please check your email.");
-            return Page();
-        }
     }
 }