Add EventDef notices, morning and lesson bells, and info toasts.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/HSchool.Simulation.Tests/WorldEventTests.cs

@@ -0,0 +1,80 @@
+using HSchool.Content;
+using HSchool.People;
+
+namespace HSchool.Simulation.Tests;
+
+public class WorldEventTests
+{
+    private static readonly DateTime TuesdayNight = new(2012, 4, 3, 5, 59, 0, DateTimeKind.Utc);
+    private static readonly DateTime TuesdayMorning = new(2012, 4, 3, 6, 0, 0, DateTimeKind.Utc);
+    private static readonly DateTime BeforeFirstBell = new(2012, 4, 3, 8, 29, 0, DateTimeKind.Utc);
+
+    [Fact]
+    public void CrossingWorkMorning_YieldsOneDayStart_AndARepeatTickDoesNot()
+    {
+        using var school = Open(TuesdayNight);
+
+        school.Tick(0.2d, 5d);
+        var first = school.DrainWorldEvents();
+        Assert.Equal(TuesdayMorning, school.Clock.Time);
+        Assert.Equal([EventTriggers.DayStart], first.Select(row => row.Trigger));
+
+        school.Tick(0.2d, 1d);
+        Assert.Empty(school.DrainWorldEvents());
+    }
+
+    [Fact]
+    public void EnteringALessonPeriod_YieldsOneLessonStartForTheSchool()
+    {
+        using var school = OpenStaffed(BeforeFirstBell);
+        Assert.True(school.Roster!.Classes.Count > 1);
+
+        school.Tick(0.2d, 5d);
+        var first = school.DrainWorldEvents();
+        Assert.Equal(new DateTime(2012, 4, 3, 8, 30, 0, DateTimeKind.Utc), school.Clock.Time);
+        Assert.Equal([EventTriggers.LessonStart], first.Select(row => row.Trigger));
+        Assert.Single(first);
+
+        school.Tick(0.2d, 5d);
+        Assert.Empty(school.DrainWorldEvents());
+    }
+
+    private static School Open(DateTime start)
+    {
+        var (catalog, map) = Vanilla();
+        return School.Create(1, "Факты", start, catalog, map);
+    }
+
+    private static School OpenStaffed(DateTime start)
+    {
+        var (catalog, map) = Vanilla();
+        var roster = RosterGenerator.Generate(catalog, map, schoolSeed: 1, "Russia", start);
+        var pool = ApplicantPool.Create(catalog, roster, schoolSeed: 1, "Russia", start);
+        var school = School.Create(1, "Звонок", start, catalog, map);
+        school.InstallPeople(roster, seed: 1, "Russia", pool);
+        school.ConfigurePresence(weekDays: 5, maxDecisionsPerTick: 10_000);
+        return school;
+    }
+
+    private static (DefCatalog Catalog, MapLayout Map) Vanilla()
+    {
+        var root = Path.Combine(AppContext.BaseDirectory, "vanilla");
+        var documents = new List<ContentDocument>();
+        foreach (var path in Directory.EnumerateFiles(root, "*.*", SearchOption.AllDirectories))
+        {
+            if (!path.EndsWith(".jsonc", StringComparison.OrdinalIgnoreCase)
+                && !path.EndsWith(".json", StringComparison.OrdinalIgnoreCase))
+            {
+                continue;
+            }
+
+            var relative = Path.GetRelativePath(root, path).Replace('\\', '/');
+            documents.Add(new ContentDocument(CatalogLoader.CorePackId, relative, File.ReadAllText(path)));
+        }
+
+        var catalog = new CatalogLoader().Load([CatalogLoader.CorePackId], documents);
+        var map = CatalogLoader.LastDefaultMap([CatalogLoader.CorePackId], documents);
+        Assert.NotNull(map);
+        return (catalog, map);
+    }
+}