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Merge pull request #4 from HasanJaved-Developer/phase-5-webapp
Phase 5 webapp
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‎ApiIntegrationMvc/ApiIntegrationMvc.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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<ItemGroup>
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<ProjectReference Include="..\CentralizedLogging.Sdk\CentralizedLogging.Sdk.csproj" />
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<ProjectReference Include="..\UserManagement.Sdk\UserManagement.Sdk.csproj" />
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</ItemGroup>
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<ItemGroup>
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<Folder Include="Areas\Admin\Models\" />
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<Folder Include="Areas\Home\Models\" />
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<Folder Include="Controllers\" />
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.0.1" />
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</ItemGroup>
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</Project>

‎ApiIntegrationMvc/Areas/Account/Controllers/LoginController.cs‎

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using ApiIntegrationMvc.Areas.Account.Models;
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using CentralizedLogging.Contracts.DTO;
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using CentralizedLogging.Sdk.Abstractions;
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using Microsoft.AspNetCore.Authentication;
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using Microsoft.AspNetCore.Authentication.Cookies;
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using Microsoft.AspNetCore.Mvc;
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using System.Security.Claims;
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using System.Text.Json;
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using UserManagement.Contracts.Auth;
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using UserManagement.Sdk.Abstractions;
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namespace ApiIntegrationMvc.Areas.Account.Controllers
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{
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[Area("Account")]
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public class LoginController : Controller
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{
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private readonly IUserManagementClient _users;
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private readonly UserManagement.Sdk.Abstractions.IAccessTokenProvider _cache;
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private readonly IHttpContextAccessor _http;
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private readonly ICentralizedLoggingClient _centralizedlogs;
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public LoginController(IUserManagementClient users, ICentralizedLoggingClient centralizedlogs,
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UserManagement.Sdk.Abstractions.IAccessTokenProvider cache, IHttpContextAccessor http) => (_users, _centralizedlogs, _cache, _http) = (users, centralizedlogs, cache, http);
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[HttpGet]
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[ResponseCache(NoStore = true, Location = ResponseCacheLocation.None)]
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public IActionResult Index()
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{
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ViewBag.Error = TempData["Error"]; // one-time error
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return View(new LoginViewModel()); // empty fields
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}
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[HttpPost]
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[ValidateAntiForgeryToken]
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public async Task<IActionResult> Index(LoginViewModel model, CancellationToken ct)
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{
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try
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{
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if (!ModelState.IsValid)
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{
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return View(model);
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}
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var req = new LoginRequest(model.Username, model.Password);
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var result = await _users.LoginAsync(req, ct);
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if (result == null || string.IsNullOrWhiteSpace(result.Token))
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{
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TempData["Error"] = "Invalid username or password.";
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return RedirectToAction(nameof(Index)); // ← PRG on failure
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}
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// Build claims (at least a stable user id + name)
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var claims = new List<Claim>
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{
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new(ClaimTypes.NameIdentifier, result.UserId.ToString()),
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new(ClaimTypes.Name, result.UserName),
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};
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var identity = new ClaimsIdentity(
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claims, CookieAuthenticationDefaults.AuthenticationScheme);
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// Sign-in (creates auth cookie)
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await HttpContext.SignInAsync(
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CookieAuthenticationDefaults.AuthenticationScheme,
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new ClaimsPrincipal(identity),
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new AuthenticationProperties
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{
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IsPersistent = false,
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// keep cookie a bit shorter than token
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ExpiresUtc = result.ExpiresAtUtc.AddMinutes(-5)
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});
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_cache.SetAccessToken(result.Token, result.UserId, result.ExpiresAtUtc);
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return RedirectToAction("Index", "Home", new { area = "Home" });
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}
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catch (HttpRequestException hx)
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{
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await _centralizedlogs.LogErrorAsync(BuildDto(hx, requestPath: "GET api/users"), ct);
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TempData["Error"] = hx.Message;
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return RedirectToAction(nameof(Index)); // ← PRG on failure
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}
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catch (JsonException jx)
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{
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TempData["Error"] = jx.Message;
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return RedirectToAction(nameof(Index)); // ← PRG on failure
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}
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catch(Exception ex)
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{
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TempData["Error"] = "Internal Error. Please contact administrator.";
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return RedirectToAction(nameof(Index)); // ← PRG on failure
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}
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}
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private CreateErrorLogDto BuildDto(HttpRequestException ex, string requestPath)
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{
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//=>
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CreateErrorLogDto obj = new CreateErrorLogDto
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{
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ApplicationId = 4,
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Severity = "Error",
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Message = ex.Message,
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StackTrace = ex.ToString(),
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Source = ex.Source,
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RequestId = Guid.NewGuid().ToString(), // or pass one down
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};
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return obj;
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}
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private static string? Claim(ClaimsPrincipal? u, string t) => u?.FindFirst(t)?.Value;
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private string? CurrentUserId() =>
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Claim(_http.HttpContext?.User, "sub")
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?? Claim(_http.HttpContext?.User, ClaimTypes.NameIdentifier);
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[HttpPost]
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[ValidateAntiForgeryToken]
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public async Task<IActionResult> Logout(CancellationToken ct)
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{
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var uid = CurrentUserId();
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if (string.IsNullOrEmpty(uid))
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{
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return RedirectToAction("Index", "Login", new { area = "Account" });
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}
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// IMPORTANT: remove tokens while the user is still authenticated
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await _cache.RemoveAsync(uid, ct);
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await HttpContext.SignOutAsync(CookieAuthenticationDefaults.AuthenticationScheme);
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return RedirectToAction("Index", "Login", new { area = "Account" });
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}
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}
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}

‎ApiIntegrationMvc/Areas/Account/Models/LoginViewModel.cs‎

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using System.ComponentModel.DataAnnotations;
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namespace ApiIntegrationMvc.Areas.Account.Models
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{
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public class LoginViewModel
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{
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[Required(ErrorMessage = "Username is required")]
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[StringLength(50)]
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public string Username { get; set; }
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[Required(ErrorMessage = "Password is required")]
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[DataType(DataType.Password)]
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[StringLength(100)]
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public string Password { get; set; }
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}
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}

‎ApiIntegrationMvc/Areas/Account/Views/Login/Index.cshtml‎

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@using ApiIntegrationMvc.Areas.Account.Models
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@model LoginViewModel
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@{
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ViewData["Title"] = "Login";
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}
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<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" />
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@section Styles{
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<style>
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/* Page-specific centering */
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.login-container {
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height: 100vh;
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display: flex;
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justify-content: center; /* horizontal */
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align-items: center; /* vertical */
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}
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body {
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margin-bottom: 60px;
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background: linear-gradient(135deg, #f8f9fa, #e9ecef);
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}
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.login-card {
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width: 100%;
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max-width: 400px;
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background: #fff;
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border-radius: 12px;
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box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
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padding: 2rem;
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}
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.login-card h2 {
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font-weight: 600;
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color: #2c3e50;
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}
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.alert {
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border-radius: 8px;
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margin-top: 1rem;
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}
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</style>
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}
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<div class="login-container">
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<div class="login-card text-center">
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<h2 class="mb-4">🔗 Integration Portal</h2>
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<form asp-action="Index" asp-controller="Login" method="post" novalidate>
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@Html.AntiForgeryToken()
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<div asp-validation-summary="ModelOnly" class="alert alert-danger text-start"></div>
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<!-- Username with icon -->
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<div class="input-group mb-3">
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<span class="input-group-text"><i class="bi bi-person"></i></span>
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<input asp-for="Username" class="form-control" placeholder="Username" />
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</div>
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<span asp-validation-for="Username" class="text-danger"></span>
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<!-- Password with icon -->
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<div class="input-group mb-4">
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<span class="input-group-text"><i class="bi bi-lock"></i></span>
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<input asp-for="Password" class="form-control" placeholder="Password" />
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</div>
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<span asp-validation-for="Password" class="text-danger"></span>
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<button type="submit" class="btn btn-primary w-100">
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<i class="bi bi-box-arrow-in-right"></i> Login
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</button>
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</form>
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@if (ViewBag.Error != null)
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{
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<div class="alert alert-danger mt-3">@ViewBag.Error</div>
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}
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</div>
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</div>
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‎ApiIntegrationMvc/Areas/Account/Views/_ViewImports.cshtml‎

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@using ApiIntegrationMvc
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@using ApiIntegrationMvc.Models
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@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
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@using ApiIntegrationMvc.Areas.Account.Models

‎ApiIntegrationMvc/Areas/Account/Views/_ViewStart.cshtml‎

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@{
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Layout = "~/Views/Shared/_LoginLayout.cshtml"; // or area-specific layout if you want
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}

‎ApiIntegrationMvc/Areas/Admin/Controllers/LogsController.cs‎

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using CentralizedLogging.Sdk.Abstractions;
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using Microsoft.AspNetCore.Mvc;
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namespace ApiIntegrationMvc.Areas.Admin.Controllers
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{
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[Area("Admin")]
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public class LogsController : Controller
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{
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private readonly ICentralizedLoggingClient _centralizedlogs;
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private readonly IAccessTokenProvider _cache;
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private readonly IHttpContextAccessor _http;
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public LogsController(ICentralizedLoggingClient centralizedlogs, IAccessTokenProvider cache, IHttpContextAccessor http) => (_centralizedlogs, _cache, _http) = (centralizedlogs, cache, http);
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public async Task<IActionResult> Index(CancellationToken ct)
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{
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string token = await _cache.GetAccessTokenAsync(ct);
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var result = await _centralizedlogs.GetAllErrorAsync(ct);
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return View(result.OrderByDescending(v => v.Id));
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}
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}
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}

‎ApiIntegrationMvc/Areas/Admin/Controllers/RolesController.cs‎

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using Microsoft.AspNetCore.Mvc;
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namespace ApiIntegrationMvc.Areas.Admin.Controllers
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{
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[Area("Admin")]
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public class RolesController : Controller
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{
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public IActionResult Index()
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{
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return RedirectToAction("Index", "Home", new { area = "Home" });
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//return View();
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}
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}
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}

‎ApiIntegrationMvc/Areas/Admin/Controllers/UsersController.cs‎

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using Microsoft.AspNetCore.Mvc;
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namespace ApiIntegrationMvc.Areas.Admin.Controllers
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{
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[Area("Admin")]
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public class UsersController : Controller
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{
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public IActionResult Index()
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{
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return RedirectToAction("Index", "Home", new { area = "Home" });
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//return View();
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}
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}
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}

‎ApiIntegrationMvc/Areas/Admin/Views/_ViewImports.cshtml‎

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@using ApiIntegrationMvc
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@using ApiIntegrationMvc.Models
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@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
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@using ApiIntegrationMvc.Areas.Account.Models

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