finalizare 1.0

backend/Application/Endpoints/Appointments/CreateAppointment/CreateAppointmentHandler.cs

@@ -0,0 +1,63 @@
+using Application.Services.Database.MongoDB;
+using Application.Services.Database.PostgreSQL;
+using Domain.Entities;
+
+namespace Application.Endpoints.Appointments.CreateAppointment;
+
+public class CreateAppointmentHandler(
+    IAppointmentsMongoDbService appointmentsMongoDbService,
+    IPatientRepository patientRepository,
+    IDoctorRepository doctorRepository)
+{
+    public async Task<BaseResponse> Handle(AppointmentInformation request, CancellationToken token)
+    {
+        var validation = new CreateAppointmentValidator(appointmentsMongoDbService,
+            doctorRepository, patientRepository);
+        var validationResult = await validation.ValidateAsync(request, token);
+
+        if (!validationResult.IsValid)
+        {
+            var firstError = validationResult.Errors.FirstOrDefault();
+            var errorCode = int.TryParse(firstError.ErrorCode, out var code) ? code : -1;
+            var errorMessage = firstError.ErrorMessage;
+
+            return new BaseResponse
+            {
+                StatusCode = errorCode,
+                Message = errorMessage,
+                Data = null
+            };
+        }
+
+        var appointmentId = IdentifierGenerator.GenerateId(request.DoctorId, request.PatientId);
+        var criteria = new List<(string FieldName, string Value)>
+        {
+            ("_id", appointmentId)
+        };
+        var appointments = await appointmentsMongoDbService.FindAsync<Appointment>(criteria, token);
+
+        if (appointments.Count == 0)
+        {
+            var appointment = new Appointment();
+            appointment.SetId(appointmentId);
+            appointment.SetDoctorIid(request.DoctorId.ToString());
+            appointment.SetPatientId(request.PatientId.ToString());
+            appointment.AddAppointment(request.Appointment);
+
+            await appointmentsMongoDbService.AddAsync(appointment, token);
+        }
+        else
+        {
+            var appointment = appointments[0];
+            appointment.AddAppointment(request.Appointment);
+            await appointmentsMongoDbService.ModifyAsync("_id", appointmentId, appointment, token);
+        }
+
+        return new BaseResponse
+        {
+            StatusCode = HttpStatusCodes.Created,
+            Message = "Appointment successfully created.",
+            Data = null
+        };
+    }
+}

backend/Application/Endpoints/Appointments/CreateAppointment/CreateAppointmentValidator.cs

@@ -0,0 +1,67 @@
+using Application.Services.Database.MongoDB;
+using Application.Services.Database.PostgreSQL;
+using FluentValidation;
+
+namespace Application.Endpoints.Appointments.CreateAppointment;
+
+public class CreateAppointmentValidator : AbstractValidator<AppointmentInformation>
+{
+    private readonly IAppointmentsMongoDbService _appointmentsMongoDbService;
+    private readonly IDoctorRepository _doctorRepository;
+    private readonly IPatientRepository _patientRepository;
+
+    public CreateAppointmentValidator(IAppointmentsMongoDbService appointmentsMongoDbService,
+        IDoctorRepository doctorRepository, IPatientRepository patientRepository)
+    {
+        RuleFor(x => x.DoctorId)
+            .NotEmpty().WithMessage("Id is required.").WithErrorCode(HttpStatusCodes.BadRequest.ToString())
+            .MustAsync(IsDoctorRegistered).WithMessage("Doctor is not registered in system")
+            .WithErrorCode(HttpStatusCodes.NotFound.ToString());
+
+        RuleFor(x => x.PatientId)
+            .NotEmpty().WithMessage("Id is required.").WithErrorCode(HttpStatusCodes.BadRequest.ToString())
+            .MustAsync(IsPatientRegistered).WithMessage("Patient is not registered in system")
+            .WithErrorCode(HttpStatusCodes.NotFound.ToString());
+
+        RuleFor(x => x.Appointment)
+            .Must(IsAppointmentValidFormat).WithMessage("Appointment is not valid")
+            .WithErrorCode(HttpStatusCodes.BadRequest.ToString());
+
+        RuleFor(x => x)
+            .MustAsync(IsAppointmentUnique)
+            .WithMessage("Appointment already in system.")
+            .WithErrorCode(HttpStatusCodes.Conflict.ToString());
+
+        _appointmentsMongoDbService = appointmentsMongoDbService;
+        _doctorRepository = doctorRepository;
+        _patientRepository = patientRepository;
+    }
+
+    private async Task<bool> IsDoctorRegistered(Guid id, CancellationToken token)
+    {
+        var doctor = await _doctorRepository.GetByIdAsync(id, token);
+        return doctor != null;
+    }
+
+    private async Task<bool> IsPatientRegistered(Guid id, CancellationToken token)
+    {
+        var patient = await _patientRepository.GetByIdAsync(id, token);
+        return patient != null;
+    }
+
+    private bool IsAppointmentValidFormat(DateTime appointment)
+    {
+        if (appointment == default)
+            return false;
+
+        if (appointment.Date < DateTime.UtcNow.Date)
+            return false;
+
+        return true;
+    }
+
+    private async Task<bool> IsAppointmentUnique(AppointmentInformation request, CancellationToken token)
+    {
+        return await _appointmentsMongoDbService.IsAppointmentUnique(request, token);
+    }
+}