// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Identity.ExternalClaims.Data;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
 
namespace Identity.ExternalClaims.Pages.Account;
 
public class ConfirmEmailModel : PageModel
{
    private readonly UserManager<ApplicationUser> _userManager;
 
    public ConfirmEmailModel(UserManager<ApplicationUser> userManager)
    {
        _userManager = userManager;
    }
 
    public async Task<IActionResult> OnGetAsync(string userId, string code)
    {
        if (userId == null || code == null)
        {
            return RedirectToPage("/Index");
        }
 
        var user = await _userManager.FindByIdAsync(userId);
        if (user == null)
        {
            throw new ApplicationException($"Unable to load user with ID '{userId}'.");
        }
 
        var result = await _userManager.ConfirmEmailAsync(user, code);
        if (!result.Succeeded)
        {
            throw new ApplicationException($"Error confirming email for user with ID '{userId}':");
        }
 
        return Page();
    }
}