Files
adas-core/adas-core.Application/Services/PoCMappingService.cs
T
2026-06-26 10:29:23 +02:00

64 lines
2.6 KiB
C#

using adas_core.Application.Repositories.Interfaces;
using adas_core.Application.Services.Interfaces;
using adas_core.Domain.Models;
using adas_core.Domain.Models.AppSettings;
using adas_core.Domain.Models.MongoModels;
using Microsoft.Extensions.Options;
namespace adas_core.Application.Services;
/// <summary>
/// Provides a proof-of-concept implementation of the IPoCMappingService interface,
/// delivering the mapping functionality defined by that contract.
/// </summary>
public class PoCMappingService : IPoCMappingService
{
private readonly string _key;
private readonly bool _mappingRequired;
private readonly IPoCMappingRepository _pocMappingRepository;
private readonly int? _refreshTimeout;
private PoCMapping? _mapping;
private DateTime _nextRefresh = DateTime.MinValue;
public PoCMappingService(IPoCMappingRepository pocMappingRepository, IOptions<ApiSettings> apiSettings)
{
_pocMappingRepository = pocMappingRepository;
_refreshTimeout = apiSettings.Value.PointOfCareMapping?.Refresh;
_mappingRequired = apiSettings.Value.PointOfCareMapping?.Required ?? _mappingRequired;
_key = apiSettings.Value.PointOfCareMapping?.Key ?? "PV1";
}
/// <summary>
/// Maps a received location with bed and pointOfCare to the equivalence in the PocMapping table if it finds the value,
/// otherwise it returns null
/// </summary>
/// <param name="original">location</param>
/// <returns>mapped location</returns>
public async Task<PatientLocation?> Map(PatientLocation original)
{
var pocMapping = await GetMapping();
var poc = pocMapping?.PointOfCares.FindAll(p => p.OriginalPoC == original.UnitName);
var pocWithBed = poc?.FirstOrDefault(p => p.Beds.Any(bed => bed[0] == original.Bed));
var newBed = pocWithBed?.Beds.Where(bed => bed[0] == original.Bed).Select(bed => bed[1]).FirstOrDefault();
if (string.IsNullOrEmpty(newBed)) return _mappingRequired ? null : original;
return new PatientLocation(pocWithBed!.NewPoC, newBed);
}
/// <summary>
/// Return mapping from cache of database based on refreshTime
/// </summary>
/// <returns></returns>
private async Task<PoCMapping?> GetMapping()
{
if (_mapping == null || DateTime.Now > _nextRefresh)
{
_mapping = await _pocMappingRepository.FindByKey(_key);
_nextRefresh = _refreshTimeout.HasValue
? DateTime.Now.AddSeconds(_refreshTimeout.Value)
: DateTime.MaxValue;
}
return _mapping;
}
}