62 lines
1.7 KiB
C#
62 lines
1.7 KiB
C#
using System;
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using System.Linq;
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using System.Threading.Tasks;
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using UtopiaCanteenSystem.Data;
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using UtopiaCanteenSystem.Models;
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namespace UtopiaCanteenSystem.Services;
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/// <summary>
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/// Persists simple admin login audit records to the local SQLite database.
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/// </summary>
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public class AdminAuditService : IAdminAuditService
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{
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private readonly DbContextFactory _dbFactory;
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public AdminAuditService(DbContextFactory dbFactory)
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{
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_dbFactory = dbFactory;
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}
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public async Task RecordLoginAsync(string username, string employeeId)
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{
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try
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{
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await using var db = _dbFactory.CreateDbContext();
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var record = new AdminLoginRecord
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{
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Username = username ?? string.Empty,
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EmployeeId = employeeId ?? string.Empty,
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LoginTimeUtc = DateTime.UtcNow
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};
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db.AdminLoginRecords.Add(record);
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await db.SaveChangesAsync().ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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// Audit failures should never block login.
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Logger.Log(ex, "AdminAuditService.RecordLoginAsync");
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}
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}
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/// <summary>
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/// Returns the most recent admin login record for this kiosk, or null if none exist.
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/// </summary>
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public AdminLoginRecord? GetLastLogin()
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{
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try
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{
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using var db = _dbFactory.CreateDbContext();
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return db.AdminLoginRecords
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.OrderByDescending(x => x.LoginTimeUtc)
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.FirstOrDefault();
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}
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catch (Exception ex)
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{
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Logger.Log(ex, "AdminAuditService.GetLastLogin");
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return null;
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}
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}
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}
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