Clinical Sync Batch Engine: first commit

2026-06-23 03:02:30 +08:00
parent 90b8baa2a1
commit c9994b1ba2
60 changed files with 3547 additions and 31 deletions
@@ -0,0 +1,94 @@
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore;
+using VigilCare.ClinicalContracts.Sync;
+
+public class ClinicalSyncService : IClinicalSyncService
+{
+    private readonly AppDbContext _db;
+    private readonly ILogger<ClinicalSyncService> _logger;
+
+    public ClinicalSyncService(AppDbContext db, ILogger<ClinicalSyncService> logger)
+    {
+        _db = db;
+        _logger = logger;
+    }
+
+    public async Task<ClinicalBatchUploadResponse> UploadBatchAsync(
+        ClinicalSyncBatchRequest request, CancellationToken ct)
+    {
+        var existing = await _db.ClinicalSyncBatches
+            .AsNoTracking()
+            .FirstOrDefaultAsync(b => b.BatchReference == request.BatchReference, ct);
+        if (existing is not null)
+            return new ClinicalBatchUploadResponse(existing.Id, existing.Status.ToDbString());
+
+        var gateway = await _db.WardGateways
+            .FirstOrDefaultAsync(g => g.Id == request.GatewayId && g.SiteId == request.SiteId, ct)
+            ?? throw new NotFoundException("Gateway not found for site.", "GATEWAY_NOT_FOUND");
+
+        var payload = JsonSerializer.Serialize(request);
+        var batch = new ClinicalSyncBatch(gateway.Id, request.SiteId, request.BatchReference, payload);
+        var batchId = Guid.NewGuid();
+        _db.Entry(batch).Property(nameof(ClinicalSyncBatch.Id)).CurrentValue = batchId;
+
+        await using var tx = await _db.Database.BeginTransactionAsync(ct);
+        _db.ClinicalSyncBatches.Add(batch);
+        _db.OutboxEvents.Add(new OutboxEvent
+        {
+            Id = Guid.NewGuid(),
+            Topic = ClinicalSyncOptions.BatchReceivedOutboxTopic,
+            Payload = JsonSerializer.Serialize(new
+            {
+                batchId,
+                gatewayId = gateway.Id,
+                siteId = request.SiteId
+            }),
+            PartitionKey = gateway.Id.ToString(),
+            CreatedAt = DateTimeOffset.UtcNow
+        });
+        await _db.SaveChangesAsync(ct);
+        await tx.CommitAsync(ct);
+
+        _logger.LogInformation(
+            "Sync batch {BatchId} received from gateway {GatewayId} — {ObsCount} observations",
+            batch.Id, gateway.Id, request.Observations.Count);
+
+        return new ClinicalBatchUploadResponse(batch.Id, "RECEIVED");
+    }
+
+    public async Task<ClinicalBatchStatusResponse> GetBatchStatusAsync(Guid batchId, CancellationToken ct)
+    {
+        var batch = await _db.ClinicalSyncBatches
+            .AsNoTracking()
+            .Include(b => b.Conflicts)
+            .FirstOrDefaultAsync(b => b.Id == batchId, ct)
+            ?? throw new NotFoundException("Sync batch not found.", "BATCH_NOT_FOUND");
+
+        var conflicts = batch.Conflicts.Select(c =>
+            new ClinicalConflictDetail(c.ClientRef, c.ItemType, c.ConflictReason)).ToList();
+
+        return new ClinicalBatchStatusResponse(batch.Id, batch.Status.ToDbString(), conflicts);
+    }
+
+    public async Task<IReadOnlyList<ClinicalSyncHistoryItem>> GetSyncHistoryAsync(
+        Guid siteId, Guid gatewayId, int limit, CancellationToken ct)
+    {
+        var gatewayExists = await _db.WardGateways
+            .AnyAsync(g => g.Id == gatewayId && g.SiteId == siteId, ct);
+        if (!gatewayExists)
+            throw new NotFoundException("Gateway not found for site.", "GATEWAY_NOT_FOUND");
+
+        return await _db.ClinicalSyncBatches
+            .AsNoTracking()
+            .Where(b => b.GatewayId == gatewayId && b.SiteId == siteId)
+            .OrderByDescending(b => b.SubmittedAt)
+            .Take(limit)
+            .Select(b => new ClinicalSyncHistoryItem(
+                b.Id,
+                b.BatchReference,
+                b.Status.ToDbString(),
+                b.Conflicts.Count,
+                b.SubmittedAt))
+            .ToListAsync(ct);
+    }
+}