feature: Observation Ingest, Synchronous Alert Detection, and Alert Lifecycle

2026-06-16 21:05:06 +08:00
parent 882d4af3e6
commit de603df151
26 changed files with 1471 additions and 5 deletions
@@ -0,0 +1,94 @@
+using System.Net;
+using System.Net.Http.Json;
+using System.Text.Json;
+using FluentAssertions;
+using Microsoft.Extensions.DependencyInjection;
+
+[Collection("Integration")]
+public class AlertLifecycleTests : IAsyncLifetime
+{
+    private readonly ApiFixture _fixture;
+    private readonly HttpClient _client;
+    private Guid _alertId;
+
+    public AlertLifecycleTests(ApiFixture fixture)
+    {
+        _fixture = fixture;
+        _client = fixture.CreateClient();
+    }
+
+    public async Task InitializeAsync()
+    {
+        using var scope = _fixture.Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<AppDbContext>();
+        await DbResetHelper.ResetAsync(db);
+
+        var patient = new Patient
+        {
+            Id = Guid.NewGuid(), Mrn = "MRN-T002", FirstName = "Alert", LastName = "Test",
+            DateOfBirth = new DateOnly(1980, 6, 15), Gender = "M", CreatedAt = DateTimeOffset.UtcNow
+        };
+        var encounter = new Encounter
+        {
+            Id = Guid.NewGuid(), PatientId = patient.Id, EncounterType = EncounterType.Inpatient,
+            Status = EncounterStatus.Active, Department = "General Medicine",
+            AttendingPhysician = "Dr. Test", AdmittedAt = DateTimeOffset.UtcNow,
+            CreatedAt = DateTimeOffset.UtcNow
+        };
+        var alert = new ClinicalAlert
+        {
+            Id = Guid.NewGuid(), EncounterId = encounter.Id, PatientId = patient.Id,
+            AlertType = AlertType.CriticalPotassiumMeqL, Severity = AlertSeverity.Critical,
+            Details = "Potassium 2.1 mEq/L is below critical low.", Status = AlertStatus.Open,
+            TriggeredAt = DateTimeOffset.UtcNow
+        };
+        db.Patients.Add(patient);
+        db.Encounters.Add(encounter);
+        db.ClinicalAlerts.Add(alert);
+        await db.SaveChangesAsync();
+        _alertId = alert.Id;
+    }
+
+    public Task DisposeAsync() => Task.CompletedTask;
+
+    [Fact]
+    public async Task AcknowledgeAlert_TransitionsToAcknowledged()
+    {
+        var resp = await _client.PostAsJsonAsync(
+            $"/api/v1/alerts/{_alertId}/acknowledge",
+            new { clinicianId = "DR-OSEI", note = "Reviewing now, ordering repeat labs." });
+
+        resp.StatusCode.Should().Be(HttpStatusCode.OK);
+        var body = await resp.Content.ReadFromJsonAsync<JsonDocument>();
+        body!.RootElement.GetProperty("data").GetProperty("status").GetString()
+            .Should().Be("Acknowledged");
+        body.RootElement.GetProperty("data").GetProperty("acknowledgedBy").GetString()
+            .Should().Be("DR-OSEI");
+    }
+
+    [Fact]
+    public async Task ResolveWithoutAcknowledge_Returns409()
+    {
+        var resp = await _client.PostAsync($"/api/v1/alerts/{_alertId}/resolve", null);
+        resp.StatusCode.Should().Be(HttpStatusCode.Conflict);
+        var body = await resp.Content.ReadFromJsonAsync<JsonDocument>();
+        body!.RootElement.GetProperty("error").GetProperty("code").GetString()
+            .Should().Be("ALERT_NOT_ACKNOWLEDGED");
+    }
+
+    [Fact]
+    public async Task AcknowledgeThenResolve_FullLifecycle()
+    {
+        await _client.PostAsJsonAsync(
+            $"/api/v1/alerts/{_alertId}/acknowledge",
+            new { clinicianId = "DR-PATEL", note = "Treated." });
+
+        var resolveResp = await _client.PostAsync(
+            $"/api/v1/alerts/{_alertId}/resolve", null);
+
+        resolveResp.StatusCode.Should().Be(HttpStatusCode.OK);
+        var body = await resolveResp.Content.ReadFromJsonAsync<JsonDocument>();
+        body!.RootElement.GetProperty("data").GetProperty("status").GetString()
+            .Should().Be("Resolved");
+    }
+}