FACULTATE-HEALTHCARE_MANAGER/backend/Application/Endpoints/Patients/DeletePatient/DeletePatientHandler.cs

using Application.Endpoints.MedicalHistories;
using Application.Services.Database.MongoDB;
using Application.Services.Database.PostgreSQL;

namespace Application.Endpoints.Patients.DeletePatient;

public class DeletePatientHandler(
    IPatientRepository patientRepository,
    IMedicalHistoryRepository medicalHistoryRepository,
    IMedicalHistoryMongoDbService medicalHistoryMongoDbService)
{
    public async Task<BaseResponse> Handle(Guid patientId, CancellationToken token)
    {
        var patient = await patientRepository.GetByIdAsync(patientId, token);
        if (patient == null)
            return new BaseResponse
            {
                StatusCode = HttpStatusCodes.NotFound,
                Message = "Patient not found.",
                Data = null
            };

        await patientRepository.DeleteAsync(patient, token);

        var medicalHistoryList = await medicalHistoryRepository.GetAllAsync(token);
        foreach (var med in medicalHistoryList)
            if (med.UserId == patientId)
            {
                await medicalHistoryRepository.DeleteAsync(med, token);
                await medicalHistoryMongoDbService.DeleteByIdAsync<MedicalHistoryAuthorisationModel>(med.Id.ToString(),
                    token);
            }

        return new BaseResponse
        {
            StatusCode = HttpStatusCodes.NoContent,
            Message = null,
            Data = null
        };
    }
}