731 lines
28 KiB
C#
731 lines
28 KiB
C#
using System.Diagnostics;
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using System.Text.Json;
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using Microsoft.EntityFrameworkCore;
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public class PromotionService : IPromotionService
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{
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private readonly AppDbContext _db;
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private readonly IIdempotencyService _idempotency;
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private readonly IMrnGenerator _mrnGenerator;
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private readonly ILogger<PromotionService> _logger;
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public PromotionService(
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AppDbContext db,
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IIdempotencyService idempotency,
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IMrnGenerator mrnGenerator,
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ILogger<PromotionService> logger)
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{
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_db = db;
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_idempotency = idempotency;
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_mrnGenerator = mrnGenerator;
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_logger = logger;
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}
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public async Task<PromotionResultResponse> ApproveAndPromoteAsync(
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Guid batchId, Guid approverUserId, bool enableRetroactiveAlerts, string? idempotencyKey)
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{
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// --- Idempotency check (before transaction) ---
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if (!string.IsNullOrWhiteSpace(idempotencyKey))
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{
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var existing = await _idempotency.GetExistingAsync(idempotencyKey, "batch_promote");
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if (existing is not null)
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{
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_logger.LogInformation(
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"Idempotent replay for batch {BatchId} with key {Key}",
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batchId, idempotencyKey);
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return JsonSerializer.Deserialize<PromotionResultResponse>(
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existing.ResponseBodyJson,
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new JsonSerializerOptions { PropertyNameCaseInsensitive = true })!;
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}
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}
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// --- Start timing the promotion ---
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var stopwatch = Stopwatch.StartNew();
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try
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{
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// --- Load batch with all draft data ---
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var batch = await _db.DigitizationBatches
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.Include(b => b.DraftPatient)
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.Include(b => b.DraftEncounter)
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.Include(b => b.DraftObservations)
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.FirstOrDefaultAsync(b => b.Id == batchId);
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if (batch is null)
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throw new NotFoundException("Batch not found.", "BATCH_NOT_FOUND");
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// --- Status validation ---
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if (batch.Status != BatchStatus.Verified && batch.Status != BatchStatus.AwaitingClinicalApproval)
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throw new ConflictException(
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$"Batch must be in 'verified' or 'awaiting_clinical_approval' status to approve. Current status: '{batch.Status.ToDbString()}'.",
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"ILLEGAL_STATUS_TRANSITION");
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// --- Separation of duties: approver cannot be the entry clerk ---
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if (batch.EnteredByUserId == approverUserId)
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throw new ConflictException(
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"Separation of duties: the entry clerk cannot approve their own batch.",
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"SEPARATION_OF_DUTIES_VIOLATION");
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// --- Also cannot be the verifier ---
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if (batch.VerifiedByUserId == approverUserId)
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throw new ConflictException(
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"Separation of duties: the verifier cannot also approve the same batch.",
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"SEPARATION_OF_DUTIES_VIOLATION");
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// --- Validate draft data completeness ---
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ValidateDraftDataForPromotion(batch);
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// --- Begin atomic transaction ---
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await using var transaction = await _db.Database.BeginTransactionAsync();
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try
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{
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var now = DateTimeOffset.UtcNow;
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batch.ApprovedByUserId = approverUserId;
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var core = await ExecutePromotionCoreAsync(
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batch, approverUserId, enableRetroactiveAlerts, now);
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// === Store idempotency record (within same transaction) ===
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var result = new PromotionResultResponse(
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BatchId: batchId,
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Status: BatchStatus.Promoted.ToDbString(),
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PatientId: core.Patient.Id,
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Mrn: core.Patient.Mrn,
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EncounterId: core.Encounter.Id,
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ObservationIds: core.ObservationIds,
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PromotedAt: now,
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OutboxEventsWritten: core.OutboxCount
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);
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if (!string.IsNullOrWhiteSpace(idempotencyKey))
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{
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await _idempotency.SaveAsync(
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idempotencyKey, "batch_promote", batchId,
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200, result, TimeSpan.FromHours(24));
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}
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// === Commit ===
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await _db.SaveChangesAsync();
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await transaction.CommitAsync();
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stopwatch.Stop();
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DiagnosticsMetrics.PromotionDuration.Observe(stopwatch.Elapsed.TotalSeconds);
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_logger.LogInformation(
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"Batch {BatchId} promoted in {ElapsedMs}ms: Patient {PatientId} (MRN {Mrn}), " +
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"Encounter {EncounterId}, {ObsCount} observations, {OutboxCount} outbox events",
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batchId, stopwatch.ElapsedMilliseconds, core.Patient.Id, core.Patient.Mrn,
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core.Encounter.Id, core.ObservationIds.Length, core.OutboxCount);
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return result;
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}
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catch
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{
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await transaction.RollbackAsync();
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throw;
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}
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}
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catch
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{
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stopwatch.Stop();
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throw;
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}
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}
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public async Task<PromotionResultResponse> GetPromotionResultAsync(Guid batchId)
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{
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var batch = await _db.DigitizationBatches
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.FirstOrDefaultAsync(b => b.Id == batchId);
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if (batch is null)
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throw new NotFoundException("Batch not found.", "BATCH_NOT_FOUND");
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if (batch.Status != BatchStatus.Promoted)
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throw new ConflictException(
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$"Batch is not promoted. Current status: '{batch.Status.ToDbString()}'.",
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"BATCH_NOT_PROMOTED");
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// Retrieve the live patient by looking up the encounter
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var encounter = await _db.Encounters
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.Include(e => e.Patient)
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.FirstOrDefaultAsync(e => e.Id == batch.PromotionEncounterId);
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if (encounter is null)
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throw new NotFoundException(
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"Promotion encounter not found. Data may be inconsistent.",
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"PROMOTION_ENCOUNTER_NOT_FOUND");
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var observationIds = await _db.Observations
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.Where(o => o.SourceBatchId == batchId)
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.Select(o => o.Id)
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.ToArrayAsync();
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return new PromotionResultResponse(
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BatchId: batchId,
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Status: batch.Status.ToDbString(),
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PatientId: encounter.PatientId,
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Mrn: encounter.Patient.Mrn,
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EncounterId: encounter.Id,
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ObservationIds: observationIds,
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PromotedAt: batch.PromotedAt!.Value,
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OutboxEventsWritten: 0 // Historical count not stored; use event metadata
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);
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}
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// ──────────────────────────────────────────────────
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// Private helpers
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// ──────────────────────────────────────────────────
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private record PromotionCoreResult(
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Patient Patient,
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Encounter Encounter,
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Guid[] ObservationIds,
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int OutboxCount,
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SupersessionResult? Supersession);
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private static void ValidateDraftDataForPromotion(DigitizationBatch batch)
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{
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if (!batch.SupersedesBatchId.HasValue)
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{
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if (batch.DraftPatient is null)
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throw new ValidationException("Batch has no draft patient data.", "MISSING_DRAFT_PATIENT");
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if (string.IsNullOrWhiteSpace(batch.DraftPatient.FullName))
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throw new ValidationException("Draft patient must have a full name.", "INVALID_DRAFT_PATIENT");
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}
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else if (!batch.PatientId.HasValue)
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{
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throw new ValidationException(
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"Correction batch has no linked patient.",
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"MISSING_PATIENT");
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}
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}
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private async Task<PromotionCoreResult> ExecutePromotionCoreAsync(
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DigitizationBatch batch, Guid actorUserId, bool enableRetroactiveAlerts, DateTimeOffset now)
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{
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// === Step 1: Create or update Patient ===
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Patient patient;
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if (batch.SupersedesBatchId.HasValue)
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{
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patient = await _db.Patients.FirstOrDefaultAsync(p => p.Id == batch.PatientId!.Value)
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?? throw new NotFoundException(
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$"Patient {batch.PatientId!.Value} not found.",
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"PATIENT_NOT_FOUND");
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}
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else
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{
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patient = await CreateOrUpdatePatientAsync(batch.DraftPatient!, now);
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}
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// === Step 2: Create or match Encounter + LiveEncounter ===
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var encounter = await ResolveClinicalEncounterAsync(batch, patient.Id, now);
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await EnsureLiveEncounterAsync(encounter, now);
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// === Step 3: Insert clinical Observations + OutboxEvents ===
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var (observationIds, outboxCount) = await PromoteObservationsAsync(
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batch, patient.Id, encounter.Id, enableRetroactiveAlerts, now);
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// === Step 4: Mirror to LiveObservations ===
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PromoteLiveObservationsAsync(batch, patient.Id, encounter.Id, now);
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// === Step 5: Handle supersession for correction batches ===
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SupersessionResult? supersessionResult = null;
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if (batch.SupersedesBatchId.HasValue)
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{
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supersessionResult = await SupersedeOriginalBatchAsync(
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batch.SupersedesBatchId.Value, batch.Id, actorUserId, now);
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}
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// === Step 6: Update batch status to Promoted ===
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batch.Status = BatchStatus.Promoted;
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batch.PatientId = patient.Id;
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batch.PromotedAt = now;
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batch.PromotionEncounterId = encounter.Id;
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batch.EnableRetroactiveAlerts = enableRetroactiveAlerts;
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batch.UpdatedAt = now;
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// === Step 7: Write DigitizationEvent ===
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var promotionMetadata = new Dictionary<string, object>
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{
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["patientId"] = patient.Id,
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["mrn"] = patient.Mrn,
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["encounterId"] = encounter.Id,
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["observationCount"] = observationIds.Length,
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["outboxEventsWritten"] = outboxCount,
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["enableRetroactiveAlerts"] = enableRetroactiveAlerts,
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["track"] = batch.Track.ToDbString(),
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["isCorrection"] = batch.SupersedesBatchId.HasValue
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};
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if (supersessionResult is not null)
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{
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promotionMetadata["supersession"] = new
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{
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originalBatchId = supersessionResult.OriginalBatchId,
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observationsSuperseded = supersessionResult.ObservationsSuperseded,
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observationsReplaced = supersessionResult.ObservationsReplaced
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};
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}
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_db.DigitizationEvents.Add(new DigitizationEvent
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{
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Id = Guid.NewGuid(),
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BatchId = batch.Id,
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EventType = batch.SupersedesBatchId.HasValue
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? DigitizationEventType.CorrectionPromoted
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: DigitizationEventType.Promoted,
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ActorUserId = actorUserId,
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OccurredAt = now,
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MetadataJson = JsonSerializer.Serialize(promotionMetadata)
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});
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return new PromotionCoreResult(patient, encounter, observationIds, outboxCount, supersessionResult);
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}
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private static string NormalizePatientName(string name) =>
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string.Join(" ", name.Trim().Split((char[]?)null, StringSplitOptions.RemoveEmptyEntries))
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.ToUpperInvariant();
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private async Task<Patient> CreateOrUpdatePatientAsync(DraftPatient draft, DateTimeOffset now)
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{
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var normalizedName = NormalizePatientName(draft.FullName!);
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Patient? existing = null;
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if (draft.DateOfBirth.HasValue)
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{
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existing = await _db.Patients
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.FirstOrDefaultAsync(p =>
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EF.Functions.ILike(p.FullName, normalizedName) &&
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p.DateOfBirth == draft.DateOfBirth);
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}
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if (existing is not null)
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{
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existing.Sex = draft.Sex ?? existing.Sex;
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existing.BloodType = draft.BloodType ?? existing.BloodType;
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existing.EmergencyContact = draft.EmergencyContact ?? existing.EmergencyContact;
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existing.AllergiesJson = draft.AllergiesJson ?? existing.AllergiesJson;
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existing.NoKnownAllergies = draft.NoKnownAllergies || existing.NoKnownAllergies;
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existing.UpdatedAt = now;
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_logger.LogInformation(
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"Matched existing patient {PatientId} (MRN {Mrn}) by normalized name + DOB",
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existing.Id, existing.Mrn);
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return existing;
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}
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// No exact normalized match — check for fuzzy near-misses on same DOB
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if (draft.DateOfBirth.HasValue)
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{
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var sameDobPatients = await _db.Patients
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.Where(p => p.DateOfBirth == draft.DateOfBirth)
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.Select(p => new { p.Id, p.Mrn, p.FullName })
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.ToListAsync();
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foreach (var candidate in sameDobPatients)
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{
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var distance = LevenshteinDistance(
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normalizedName, NormalizePatientName(candidate.FullName));
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if (distance > 0 && distance <= 3)
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{
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_logger.LogWarning(
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"Fuzzy patient match: new name '{NewName}' is {Distance} edits from " +
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"existing patient {PatientId} (MRN {Mrn}, name '{ExistingName}') with same DOB. " +
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"Creating new patient — consider merging if these are the same person",
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normalizedName, distance, candidate.Id, candidate.Mrn, candidate.FullName);
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}
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}
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}
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var mrn = await _mrnGenerator.GenerateNextMrnAsync();
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var patient = new Patient
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{
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Id = Guid.NewGuid(),
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Mrn = mrn,
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FullName = normalizedName,
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DateOfBirth = draft.DateOfBirth,
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Sex = draft.Sex,
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BloodType = draft.BloodType,
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EmergencyContact = draft.EmergencyContact,
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AllergiesJson = draft.AllergiesJson,
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NoKnownAllergies = draft.NoKnownAllergies,
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CreatedAt = now,
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UpdatedAt = now
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};
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_db.Patients.Add(patient);
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_logger.LogInformation(
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"Created new patient {PatientId} with MRN {Mrn}",
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patient.Id, mrn);
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return patient;
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}
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private static int LevenshteinDistance(string a, string b)
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{
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if (a.Length == 0) return b.Length;
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if (b.Length == 0) return a.Length;
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var prev = new int[b.Length + 1];
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var curr = new int[b.Length + 1];
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for (var j = 0; j <= b.Length; j++)
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prev[j] = j;
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for (var i = 1; i <= a.Length; i++)
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{
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curr[0] = i;
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for (var j = 1; j <= b.Length; j++)
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{
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var cost = a[i - 1] == b[j - 1] ? 0 : 1;
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curr[j] = Math.Min(
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Math.Min(curr[j - 1] + 1, prev[j] + 1),
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prev[j - 1] + cost);
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}
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(prev, curr) = (curr, prev);
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}
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return prev[b.Length];
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}
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private async Task<Encounter> ResolveClinicalEncounterAsync(
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DigitizationBatch batch, Guid patientId, DateTimeOffset now)
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{
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if (batch.SupersedesBatchId.HasValue)
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{
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var originalBatch = await _db.DigitizationBatches
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.AsNoTracking()
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.FirstOrDefaultAsync(b => b.Id == batch.SupersedesBatchId.Value);
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if (originalBatch?.PromotionEncounterId is not Guid encounterId)
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throw new ValidationException(
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"Original batch has no promotion encounter for correction reuse.",
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"MISSING_ORIGINAL_ENCOUNTER");
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var encounter = await _db.Encounters.FirstOrDefaultAsync(e => e.Id == encounterId);
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if (encounter is null)
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throw new NotFoundException(
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"Original promotion encounter not found.",
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"PROMOTION_ENCOUNTER_NOT_FOUND");
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_logger.LogInformation(
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"Correction batch {CorrectionBatchId} reusing clinical encounter {EncounterId} " +
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"from original batch {OriginalBatchId}",
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batch.Id, encounter.Id, originalBatch.Id);
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return encounter;
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}
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return await CreateOrMatchEncounterAsync(batch, patientId, now);
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}
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private async Task EnsureLiveEncounterAsync(Encounter encounter, DateTimeOffset now)
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{
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if (await _db.LiveEncounters.AnyAsync(e => e.Id == encounter.Id))
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return;
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_db.LiveEncounters.Add(new LiveEncounter
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{
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Id = encounter.Id,
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PatientId = encounter.PatientId,
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AdmissionDate = encounter.AdmissionDate ?? now,
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Department = encounter.Department,
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RoomBed = encounter.RoomBed,
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AdmissionReason = encounter.AdmissionReason,
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DischargeDiagnosis = encounter.DischargeDiagnosis,
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Status = encounter.Status,
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CreatedAt = now
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});
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}
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private void PromoteLiveObservationsAsync(
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DigitizationBatch batch, Guid patientId, Guid encounterId, DateTimeOffset now)
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{
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foreach (var draft in batch.DraftObservations)
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{
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_db.LiveObservations.Add(new LiveObservation
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{
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Id = Guid.NewGuid(),
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EncounterId = encounterId,
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PatientId = patientId,
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SourceBatchId = batch.Id,
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ObservationCode = draft.ObservationCode,
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Value = draft.Value,
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Unit = draft.Unit,
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RecordedAt = draft.RecordedAt,
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Note = draft.Note,
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CreatedAt = now,
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IsSuperseded = false,
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SupersededByBatchId = null,
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SupersededAt = null
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});
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}
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}
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private async Task<Encounter> CreateOrMatchEncounterAsync(
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DigitizationBatch batch, Guid patientId, DateTimeOffset now)
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{
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// If the batch has a draft encounter, try to match an active encounter
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// for the same patient in the same department
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if (batch.DraftEncounter is not null)
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{
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var existingEncounter = await _db.Encounters
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.FirstOrDefaultAsync(e =>
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e.PatientId == patientId &&
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e.Department == batch.DraftEncounter.Department &&
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e.Status == "active" &&
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e.SourceBatchId != batch.Id);
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if (existingEncounter is not null)
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{
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_logger.LogInformation(
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"Matched existing active encounter {EncounterId} for patient {PatientId}",
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existingEncounter.Id, patientId);
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return existingEncounter;
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}
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}
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// Determine encounter status from draft
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var encounterStatus = batch.DraftEncounter?.Status ?? "active";
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if (batch.DraftEncounter?.DischargeDiagnosis is not null)
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{
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encounterStatus = "discharged";
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}
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var encounter = new Encounter
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{
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Id = Guid.NewGuid(),
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PatientId = patientId,
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AdmissionDate = batch.DraftEncounter?.AdmissionDate,
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Department = batch.DraftEncounter?.Department,
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RoomBed = batch.DraftEncounter?.RoomBed,
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AdmissionReason = batch.DraftEncounter?.AdmissionReason,
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DischargeDiagnosis = batch.DraftEncounter?.DischargeDiagnosis,
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Status = encounterStatus,
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SourceBatchId = batch.Id,
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CreatedAt = now,
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UpdatedAt = now
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};
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_db.Encounters.Add(encounter);
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|
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_logger.LogInformation(
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"Created encounter {EncounterId} for patient {PatientId} with status '{Status}'",
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encounter.Id, patientId, encounterStatus);
|
|
|
|
return encounter;
|
|
}
|
|
|
|
private Task<(Guid[] observationIds, int outboxCount)> PromoteObservationsAsync(
|
|
DigitizationBatch batch, Guid patientId, Guid encounterId,
|
|
bool enableRetroactiveAlerts, DateTimeOffset now)
|
|
{
|
|
var observationIds = new List<Guid>();
|
|
var outboxCount = 0;
|
|
|
|
// Determine the source label based on batch track
|
|
var source = batch.Track == BatchTrack.LiveCapture
|
|
? "live_capture"
|
|
: "digitization_backfill";
|
|
|
|
// Determine whether outbox events should be written for this batch
|
|
var shouldAlert = batch.Track == BatchTrack.LiveCapture || enableRetroactiveAlerts;
|
|
|
|
foreach (var draft in batch.DraftObservations)
|
|
{
|
|
var observationId = Guid.NewGuid();
|
|
|
|
var observation = new Observation
|
|
{
|
|
Id = observationId,
|
|
EncounterId = encounterId,
|
|
PatientId = patientId,
|
|
ObservationCode = draft.ObservationCode,
|
|
Value = draft.Value,
|
|
Unit = draft.Unit,
|
|
RecordedAt = draft.RecordedAt,
|
|
Note = draft.Note,
|
|
Source = source,
|
|
SourceDraftObservationId = draft.Id,
|
|
SourceBatchId = batch.Id,
|
|
CreatedAt = now
|
|
};
|
|
|
|
_db.Observations.Add(observation);
|
|
observationIds.Add(observationId);
|
|
|
|
// Write outbox event only if alerting is enabled for this batch
|
|
if (shouldAlert)
|
|
{
|
|
_db.OutboxEvents.Add(new OutboxEvent
|
|
{
|
|
Id = Guid.NewGuid(),
|
|
EventType = "observation.created",
|
|
AggregateType = "Observation",
|
|
AggregateId = observationId,
|
|
PayloadJson = JsonSerializer.Serialize(new
|
|
{
|
|
observationId,
|
|
encounterId,
|
|
patientId,
|
|
observationCode = draft.ObservationCode,
|
|
value = draft.Value,
|
|
unit = draft.Unit,
|
|
recordedAt = draft.RecordedAt,
|
|
source,
|
|
batchId = batch.Id,
|
|
track = batch.Track.ToDbString()
|
|
}),
|
|
CreatedAt = now,
|
|
ProcessedAt = null,
|
|
RetryCount = 0
|
|
});
|
|
|
|
outboxCount++;
|
|
}
|
|
}
|
|
|
|
_logger.LogInformation(
|
|
"Promoted {Count} observations for batch {BatchId}, " +
|
|
"{OutboxCount} outbox events (shouldAlert={ShouldAlert}, track={Track})",
|
|
observationIds.Count, batch.Id, outboxCount, shouldAlert, batch.Track.ToDbString());
|
|
|
|
return Task.FromResult((observationIds.ToArray(), outboxCount));
|
|
}
|
|
|
|
public async Task<PromotionResult> PromoteAsync(Guid batchId, Guid actorUserId)
|
|
{
|
|
var stopwatch = Stopwatch.StartNew();
|
|
|
|
try
|
|
{
|
|
await using var transaction = await _db.Database.BeginTransactionAsync();
|
|
|
|
try
|
|
{
|
|
var batch = await _db.DigitizationBatches
|
|
.Include(b => b.DraftPatient)
|
|
.Include(b => b.DraftEncounter)
|
|
.Include(b => b.DraftObservations)
|
|
.FirstOrDefaultAsync(b => b.Id == batchId);
|
|
|
|
if (batch is null)
|
|
throw new NotFoundException("Batch not found.", "BATCH_NOT_FOUND");
|
|
|
|
if (batch.Status != BatchStatus.Approved)
|
|
throw new ConflictException(
|
|
$"Only approved batches can be promoted. Batch is in '{batch.Status.ToDbString()}' status.",
|
|
"ILLEGAL_STATUS_TRANSITION");
|
|
|
|
ValidateDraftDataForPromotion(batch);
|
|
|
|
var now = DateTimeOffset.UtcNow;
|
|
var enableRetroactiveAlerts = batch.EnableRetroactiveAlerts;
|
|
|
|
var core = await ExecutePromotionCoreAsync(
|
|
batch, actorUserId, enableRetroactiveAlerts, now);
|
|
|
|
await _db.SaveChangesAsync();
|
|
await transaction.CommitAsync();
|
|
|
|
stopwatch.Stop();
|
|
DiagnosticsMetrics.PromotionDuration.Observe(stopwatch.Elapsed.TotalSeconds);
|
|
|
|
_logger.LogInformation(
|
|
"Batch {BatchId} promoted via retry in {ElapsedMs}ms: Patient {PatientId} (MRN {Mrn}), " +
|
|
"Encounter {EncounterId}, {ObsCount} observations, {OutboxCount} outbox events",
|
|
batchId, stopwatch.ElapsedMilliseconds, core.Patient.Id, core.Patient.Mrn,
|
|
core.Encounter.Id, core.ObservationIds.Length, core.OutboxCount);
|
|
|
|
return new PromotionResult(
|
|
batch.Id,
|
|
core.Patient.Id,
|
|
core.Patient.Mrn,
|
|
core.Encounter.Id,
|
|
core.ObservationIds,
|
|
core.ObservationIds.Length,
|
|
core.OutboxCount,
|
|
batch.SupersedesBatchId.HasValue,
|
|
core.Supersession);
|
|
}
|
|
catch
|
|
{
|
|
await transaction.RollbackAsync();
|
|
throw;
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
stopwatch.Stop();
|
|
throw;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Marks all live observations sourced from the original batch as superseded.
|
|
/// Records an audit event on the original batch documenting the supersession.
|
|
/// </summary>
|
|
private async Task<SupersessionResult> SupersedeOriginalBatchAsync(
|
|
Guid originalBatchId, Guid correctionBatchId, Guid actorUserId, DateTimeOffset now)
|
|
{
|
|
// Load all live observations that came from the original erroneous batch
|
|
var originalObservations = await _db.LiveObservations
|
|
.Where(o => o.SourceBatchId == originalBatchId && !o.IsSuperseded)
|
|
.ToListAsync();
|
|
|
|
if (originalObservations.Count == 0)
|
|
{
|
|
_logger.LogWarning(
|
|
"Supersession: no active live observations found for original batch {OriginalBatchId}",
|
|
originalBatchId);
|
|
}
|
|
|
|
// Mark each observation as superseded — never delete
|
|
foreach (var obs in originalObservations)
|
|
{
|
|
obs.IsSuperseded = true;
|
|
obs.SupersededByBatchId = correctionBatchId;
|
|
obs.SupersededAt = now;
|
|
}
|
|
|
|
// Count the correction batch's draft observations for the replacement count
|
|
var replacementCount = await _db.DigitizationBatches
|
|
.Where(b => b.Id == correctionBatchId)
|
|
.SelectMany(b => b.DraftObservations)
|
|
.CountAsync();
|
|
|
|
// Record supersession event on the original batch's audit trail
|
|
_db.DigitizationEvents.Add(new DigitizationEvent
|
|
{
|
|
Id = Guid.NewGuid(),
|
|
BatchId = originalBatchId,
|
|
EventType = DigitizationEventType.Superseded,
|
|
ActorUserId = actorUserId,
|
|
OccurredAt = now,
|
|
MetadataJson = JsonSerializer.Serialize(new
|
|
{
|
|
supersededByBatchId = correctionBatchId,
|
|
observationsSuperseded = originalObservations.Count,
|
|
replacementObservations = replacementCount,
|
|
reason = "Correction batch promoted — original observations marked superseded"
|
|
})
|
|
});
|
|
|
|
return new SupersessionResult(
|
|
originalBatchId,
|
|
originalObservations.Count,
|
|
replacementCount,
|
|
now);
|
|
}
|
|
|
|
} |