finalizare 1.0

backend/Infrastructure/BackgroundServices/AppointmentCleanupService.cs

@@ -0,0 +1,55 @@
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Application.Services.Database.MongoDB;
+
+namespace Infrastructure.BackgroundServices;
+
+public class AppointmentCleanupService(
+    IAppointmentsMongoDbService appointmentsMongoDbService,
+    ILogger<AppointmentCleanupService> logger)
+    : BackgroundService
+{
+    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+    {
+        logger.LogInformation("Appointment Cleanup Service started.");
+
+        while (!stoppingToken.IsCancellationRequested)
+        {
+            await CheckAndDeletePastAppointments();
+            await Task.Delay(TimeSpan.FromMinutes(1), stoppingToken);
+        }
+    }
+
+    private async Task CheckAndDeletePastAppointments()
+    {
+        // Get the current UTC time and adjust it to the local timezone (GMT +3)
+        var currentUtcDate = DateTime.UtcNow;
+        var currentDate = TimeZoneInfo.ConvertTimeBySystemTimeZoneId(currentUtcDate, "E. Europe Standard Time"); // Adjust to GMT +3
+        logger.LogInformation("Checking for past appointments as of local time {CurrentDate}.", currentDate);
+
+        var appointments = await appointmentsMongoDbService.GetAllAppointments(CancellationToken.None);
+        int updatedCount = 0, deletedCount = 0;
+
+        foreach (var appointment in appointments)
+        {
+            // Filter out past appointments based on the adjusted current date
+            appointment.AppointmentsList.RemoveAll(date => date < currentDate);
+
+            if (appointment.AppointmentsList.Count > 0)
+            {
+                await appointmentsMongoDbService.UpdateAppointment(appointment, CancellationToken.None);
+                updatedCount++;
+                logger.LogInformation("Updated appointment {AppointmentId} by removing past dates.", appointment.Id);
+            }
+            else
+            {
+                await appointmentsMongoDbService.DeleteAppointment(appointment.Id, CancellationToken.None);
+                deletedCount++;
+                logger.LogInformation("Deleted appointment {AppointmentId} because all dates were in the past.", appointment.Id);
+            }
+        }
+
+        logger.LogInformation("Finished checking appointments. Updated: {UpdatedCount}, Deleted: {DeletedCount}.", updatedCount, deletedCount);
+    }
+
+}