diff --git a/docs/phases/14-health/77-health-conditions.md b/docs/phases/14-health/77-health-conditions.md
index 023d48e..5693653 100644
--- a/docs/phases/14-health/77-health-conditions.md
+++ b/docs/phases/14-health/77-health-conditions.md
@@ -11,19 +11,19 @@
## Задачи
-- [ ] На человеке список медицинских условий: def, тяжесть, прогресс, метаданные старта
-- [ ] Тик тяжести/стадий на потоке школы; пустой список = здоров
-- [ ] Сейв вместе с человеком
-- [ ] Нужды не удалять и не подменять одним «HP»
-- [ ] Пока можно без ванильных DiseaseDef-вспышек — инфраструктура и тест на искусственное условие
-- [ ] Детерминизм тика от сида человека и дня
+- [x] На человеке список медицинских условий: def, тяжесть, прогресс, метаданные старта
+- [x] Тик тяжести/стадий на потоке школы; пустой список = здоров
+- [x] Сейв вместе с человеком
+- [x] Нужды не удалять и не подменять одним «HP»
+- [x] Пока можно без ванильных DiseaseDef-вспышек — инфраструктура и тест на искусственное условие
+- [x] Детерминизм тика от сида человека и дня
## Тесты, без которых фаза не закрыта
-- [ ] Условие с кривой тяжести меняется одинаково при том же сиде
-- [ ] Сейв восстанавливает список
-- [ ] Два условия на одном человеке не затирают друг друга
-- [ ] Нужда голода по-прежнему тикает отдельно
+- [x] Условие с кривой тяжести меняется одинаково при том же сиде
+- [x] Сейв восстанавливает список
+- [x] Два условия на одном человеке не затирают друг друга
+- [x] Нужда голода по-прежнему тикает отдельно
## Критерий готовности
diff --git a/docs/phases/14-health/README.md b/docs/phases/14-health/README.md
index 35a1af8..a8ea6c7 100644
--- a/docs/phases/14-health/README.md
+++ b/docs/phases/14-health/README.md
@@ -12,7 +12,7 @@
| Фаза | Статус | Зачем |
| --- | --- | --- |
-| [77. Состояния здоровья](77-health-conditions.md) | 🔄 | Список условий, тяжесть, сейв, тик |
+| [77. Состояния здоровья](77-health-conditions.md) | ✅ | Список условий, тяжесть, сейв, тик |
**Этап B — болезни.**
diff --git a/src/HSchool.People/HealthCondition.cs b/src/HSchool.People/HealthCondition.cs
new file mode 100644
index 0000000..564eeaf
--- /dev/null
+++ b/src/HSchool.People/HealthCondition.cs
@@ -0,0 +1,94 @@
+using System.Text.Json.Serialization;
+
+namespace HSchool.People;
+
+///
+/// One medical condition on a person (hediff-like). Needs stay separate — a disease may
+/// later modify decay, but hunger is still a need.
+///
+public sealed class HealthCondition
+{
+ public required string DefName { get; init; }
+
+ /// 0…1. Stages and effects read this; DiseaseDef curves land in phase 78.
+ public float Severity { get; set; }
+
+ /// Immunity / treatment progress 0…1.
+ public float Progress { get; set; }
+
+ [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+ public string? Source { get; init; }
+
+ public DateTime StartedAt { get; init; }
+
+ ///
+ /// Base severity change per game day before the person+day seed factor.
+ /// Artificial conditions carry this until DiseaseDef owns the curve (phase 78).
+ ///
+ public float SeverityPerDay { get; init; }
+
+ /// Base progress change per game day before the person+day seed factor.
+ public float ProgressPerDay { get; init; }
+}
+
+/// Mutates the sparse list and ticks severity deterministically.
+public static class HealthConditions
+{
+ public static void Add(Person person, HealthCondition condition)
+ {
+ ArgumentNullException.ThrowIfNull(person);
+ ArgumentNullException.ThrowIfNull(condition);
+
+ var list = person.Conditions;
+ if (list is null)
+ {
+ list = [];
+ person.Conditions = list;
+ }
+
+ list.Add(condition);
+ }
+
+ ///
+ /// Advances severity/progress for everyone with conditions. Same
+ /// , person id and yield the same curve.
+ ///
+ public static bool Tick(Person person, int peopleSeed, int dayNumber, double gameMinutes)
+ {
+ ArgumentNullException.ThrowIfNull(person);
+ var list = person.Conditions;
+ if (list is null || list.Count == 0 || gameMinutes <= 0)
+ {
+ return false;
+ }
+
+ var daySeed = Seed.Mix(peopleSeed, person.Id, dayNumber, Seed.HealthSalt);
+ var unit = (daySeed & int.MaxValue) / (float)int.MaxValue;
+ var dayFactor = 0.5f + unit;
+ var days = gameMinutes / (24d * 60d);
+ var changed = false;
+
+ foreach (var condition in list)
+ {
+ var severityDelta = (float)(condition.SeverityPerDay * dayFactor * days);
+ var progressDelta = (float)(condition.ProgressPerDay * dayFactor * days);
+ if (severityDelta == 0f && progressDelta == 0f)
+ {
+ continue;
+ }
+
+ var nextSeverity = Math.Clamp(condition.Severity + severityDelta, 0f, 1f);
+ var nextProgress = Math.Clamp(condition.Progress + progressDelta, 0f, 1f);
+ if (nextSeverity == condition.Severity && nextProgress == condition.Progress)
+ {
+ continue;
+ }
+
+ condition.Severity = nextSeverity;
+ condition.Progress = nextProgress;
+ changed = true;
+ }
+
+ return changed;
+ }
+}
diff --git a/src/HSchool.People/Roster.cs b/src/HSchool.People/Roster.cs
index 783e899..ce79764 100644
--- a/src/HSchool.People/Roster.cs
+++ b/src/HSchool.People/Roster.cs
@@ -81,6 +81,12 @@ public sealed record Person
///
public List? LessonMarks { get; set; }
+ ///
+ /// Active medical conditions. Null when healthy (empty) so people.json stays compact.
+ /// Needs are not replaced by this list.
+ ///
+ public List? Conditions { get; set; }
+
public int AgeOn(DateTime asOf) => SchoolYears.AgeYears(BirthDate, asOf);
}
diff --git a/src/HSchool.People/Seed.cs b/src/HSchool.People/Seed.cs
index 6cb7783..306b8f9 100644
--- a/src/HSchool.People/Seed.cs
+++ b/src/HSchool.People/Seed.cs
@@ -22,6 +22,7 @@ public static class Seed
public const int ConflictSalt = 14;
public const int HomeSalt = 15;
public const int SummonSalt = 16;
+ public const int HealthSalt = 17;
/// A stream that belongs to the school rather than to one family.
public static int ForSchool(int schoolSeed, int salt) => Mix(schoolSeed, familyIndex: -1, salt);
diff --git a/src/HSchool.Simulation/HealthConditionSystem.cs b/src/HSchool.Simulation/HealthConditionSystem.cs
new file mode 100644
index 0000000..e3fe7c9
--- /dev/null
+++ b/src/HSchool.Simulation/HealthConditionSystem.cs
@@ -0,0 +1,26 @@
+using HSchool.People;
+
+namespace HSchool.Simulation;
+
+///
+/// Ticks medical condition severity on the roster. Contagion and DiseaseDef outbreaks are later phases.
+///
+internal static class HealthConditionSystem
+{
+ public static bool Apply(School school, double gameMinutes)
+ {
+ if (gameMinutes <= 0 || school.Roster is null)
+ {
+ return false;
+ }
+
+ var dayNumber = DateOnly.FromDateTime(school.Clock.Time).DayNumber;
+ var changed = false;
+ foreach (var person in school.Roster.People)
+ {
+ changed |= HealthConditions.Tick(person, school.PeopleSeed, dayNumber, gameMinutes);
+ }
+
+ return changed;
+ }
+}
diff --git a/src/HSchool.Simulation/School.cs b/src/HSchool.Simulation/School.cs
index e6aee17..abc2eb3 100644
--- a/src/HSchool.Simulation/School.cs
+++ b/src/HSchool.Simulation/School.cs
@@ -367,7 +367,7 @@ public sealed class School : IDisposable
}
}
- /// Runs one fixed step of the school: calendar, yearly intake, applicant refresh, presence, actions, need decay, then apparel wear.
+ /// Runs one fixed step of the school: calendar, yearly intake, applicant refresh, presence, actions, need decay, apparel wear, then health conditions.
/// when the roster, applicant pool or wardrobe changed this step.
public bool Tick(double deltaTime, double gameMinutesPerRealSecond)
{
@@ -465,6 +465,7 @@ public sealed class School : IDisposable
peopleChanged |= AffinitySystem.Apply(this, talked);
}
+ peopleChanged |= HealthConditionSystem.Apply(this, gameMinutes);
peopleChanged |= RosterTalkDirty;
RosterTalkDirty = false;
return peopleChanged;
diff --git a/tests/HSchool.People.Tests/HealthConditionTests.cs b/tests/HSchool.People.Tests/HealthConditionTests.cs
new file mode 100644
index 0000000..f791e15
--- /dev/null
+++ b/tests/HSchool.People.Tests/HealthConditionTests.cs
@@ -0,0 +1,157 @@
+namespace HSchool.People.Tests;
+
+public class HealthConditionTests
+{
+ [Fact]
+ public void SameSeed_YieldsSameSeverityCurve()
+ {
+ var started = new DateTime(2012, 4, 3, 8, 0, 0, DateTimeKind.Utc);
+ var first = Blank("p1");
+ var second = Blank("p1");
+ HealthConditions.Add(first, Artificial(started, severity: 0.2f));
+ HealthConditions.Add(second, Artificial(started, severity: 0.2f));
+
+ Assert.True(HealthConditions.Tick(first, peopleSeed: 7, dayNumber: 100, gameMinutes: 24 * 60));
+ Assert.True(HealthConditions.Tick(second, peopleSeed: 7, dayNumber: 100, gameMinutes: 24 * 60));
+
+ Assert.Equal(first.Conditions![0].Severity, second.Conditions![0].Severity);
+ Assert.True(first.Conditions[0].Severity > 0.2f);
+ }
+
+ [Fact]
+ public void DifferentDaySeed_ChangesTheCurve()
+ {
+ var started = new DateTime(2012, 4, 3, 8, 0, 0, DateTimeKind.Utc);
+ var a = Blank("p1");
+ var b = Blank("p1");
+ HealthConditions.Add(a, Artificial(started, severity: 0.2f));
+ HealthConditions.Add(b, Artificial(started, severity: 0.2f));
+
+ HealthConditions.Tick(a, peopleSeed: 7, dayNumber: 100, gameMinutes: 24 * 60);
+ HealthConditions.Tick(b, peopleSeed: 7, dayNumber: 101, gameMinutes: 24 * 60);
+
+ Assert.NotEqual(a.Conditions![0].Severity, b.Conditions![0].Severity);
+ }
+
+ [Fact]
+ public void RosterJson_RoundTripsConditions_AndOmitsHealthy()
+ {
+ var roster = Fixtures.Generate(Fixtures.Classrooms(4));
+ var pupil = roster.People.First(person => person.IsStudent && !person.IsParent);
+ var started = new DateTime(2012, 4, 3, 9, 0, 0, DateTimeKind.Utc);
+ HealthConditions.Add(pupil, Artificial(started, severity: 0.35f, defName: "TestCold"));
+ HealthConditions.Add(
+ pupil,
+ new HealthCondition
+ {
+ DefName = "TestStomach",
+ Severity = 0.15f,
+ Progress = 0.05f,
+ Source = "idiopathic",
+ StartedAt = started.AddHours(1),
+ SeverityPerDay = 0.05f,
+ ProgressPerDay = 0.02f,
+ });
+
+ var json = RosterJson.Serialize(RosterDocument.From(1, roster));
+ Assert.Contains("\"conditions\"", json, StringComparison.Ordinal);
+ Assert.Contains("\"defName\": \"TestCold\"", json, StringComparison.Ordinal);
+ Assert.Contains("\"defName\": \"TestStomach\"", json, StringComparison.Ordinal);
+
+ var healthy = roster.People.First(person => person.Conditions is null || person.Conditions.Count == 0);
+ var healthySlice = PersonJsonSlice(json, healthy.Id);
+ Assert.DoesNotContain("\"conditions\"", healthySlice, StringComparison.Ordinal);
+
+ var loaded = RosterJson.Parse(json).ToRoster();
+ var loadedPupil = loaded.People.First(person => person.Id.Equals(pupil.Id, StringComparison.Ordinal));
+ Assert.NotNull(loadedPupil.Conditions);
+ Assert.Equal(2, loadedPupil.Conditions!.Count);
+ Assert.Equal("TestCold", loadedPupil.Conditions[0].DefName);
+ Assert.Equal(0.35f, loadedPupil.Conditions[0].Severity);
+ Assert.Equal("cold", loadedPupil.Conditions[0].Source);
+ Assert.Equal(started, loadedPupil.Conditions[0].StartedAt);
+ Assert.Equal("TestStomach", loadedPupil.Conditions[1].DefName);
+ Assert.Equal(0.15f, loadedPupil.Conditions[1].Severity);
+ }
+
+ [Fact]
+ public void TwoConditions_DoNotOverwriteEachOther()
+ {
+ var person = Blank("p1");
+ var started = new DateTime(2012, 4, 3, 8, 0, 0, DateTimeKind.Utc);
+ HealthConditions.Add(person, Artificial(started, severity: 0.4f, defName: "A"));
+ HealthConditions.Add(person, Artificial(started, severity: 0.1f, defName: "B"));
+
+ Assert.Equal(2, person.Conditions!.Count);
+ Assert.Equal("A", person.Conditions[0].DefName);
+ Assert.Equal(0.4f, person.Conditions[0].Severity);
+ Assert.Equal("B", person.Conditions[1].DefName);
+ Assert.Equal(0.1f, person.Conditions[1].Severity);
+
+ HealthConditions.Tick(person, peopleSeed: 3, dayNumber: 50, gameMinutes: 60);
+ Assert.Equal(2, person.Conditions.Count);
+ Assert.Equal("A", person.Conditions[0].DefName);
+ Assert.Equal("B", person.Conditions[1].DefName);
+ Assert.True(person.Conditions[0].Severity > 0.4f);
+ Assert.True(person.Conditions[1].Severity > 0.1f);
+ }
+
+ private static HealthCondition Artificial(
+ DateTime started,
+ float severity,
+ string defName = "TestCold") =>
+ new()
+ {
+ DefName = defName,
+ Severity = severity,
+ Progress = 0f,
+ Source = "cold",
+ StartedAt = DateTime.SpecifyKind(started, DateTimeKind.Utc),
+ SeverityPerDay = 0.2f,
+ ProgressPerDay = 0.1f,
+ };
+
+ private static string PersonJsonSlice(string json, string personId)
+ {
+ var marker = $"\"id\": \"{personId}\"";
+ var start = json.IndexOf(marker, StringComparison.Ordinal);
+ Assert.True(start >= 0);
+ var end = json.IndexOf("},", start, StringComparison.Ordinal);
+ if (end < 0)
+ {
+ end = json.Length;
+ }
+
+ return json[start..end];
+ }
+
+ private static Person Blank(string id)
+ {
+ var cases = new CaseTable
+ {
+ Nom = id,
+ Gen = id,
+ Dat = id,
+ Acc = id,
+ Ins = id,
+ Pre = id,
+ };
+ return new Person
+ {
+ Id = id,
+ FamilyId = "f",
+ Female = false,
+ BirthDate = new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Utc),
+ Name = new PersonName(id, id, id, cases, cases, cases),
+ IsStudent = true,
+ IsStaff = false,
+ IsParent = false,
+ Numbers = new Dictionary(StringComparer.Ordinal),
+ Choices = new Dictionary(StringComparer.Ordinal),
+ Skills = new Dictionary(StringComparer.Ordinal),
+ Traits = [],
+ Needs = new Dictionary(StringComparer.Ordinal),
+ Opinions = new Dictionary(StringComparer.Ordinal),
+ };
+ }
+}
diff --git a/tests/HSchool.Simulation.Tests/HealthConditionSystemTests.cs b/tests/HSchool.Simulation.Tests/HealthConditionSystemTests.cs
new file mode 100644
index 0000000..06f16ca
--- /dev/null
+++ b/tests/HSchool.Simulation.Tests/HealthConditionSystemTests.cs
@@ -0,0 +1,144 @@
+using Arch.Core;
+using HSchool.Ai;
+using HSchool.Content;
+using HSchool.People;
+using HSchool.Schedule;
+
+namespace HSchool.Simulation.Tests;
+
+public class HealthConditionSystemTests
+{
+ private static readonly DateTime TuesdayLesson = new(2012, 4, 3, 8, 30, 0, DateTimeKind.Utc);
+
+ [Fact]
+ public void SameSeed_SchoolTick_YieldsSameSeverity()
+ {
+ using var first = OpenStaffed();
+ using var second = OpenStaffed();
+ var pupilId = first.Roster!.People.First(person => person.IsStudent && !person.IsParent).Id;
+ HangArtificial(first, pupilId, severity: 0.25f);
+ HangArtificial(second, pupilId, severity: 0.25f);
+
+ TickMinutes(first, 60);
+ TickMinutes(second, 60);
+
+ var a = first.Roster.People.First(person => person.Id == pupilId).Conditions![0].Severity;
+ var b = second.Roster!.People.First(person => person.Id == pupilId).Conditions![0].Severity;
+ Assert.Equal(a, b);
+ Assert.True(a > 0.25f);
+ }
+
+ [Fact]
+ public void Hunger_StillDecaysWhileConditionTicks()
+ {
+ using var school = OpenStaffed();
+ AdvanceTo(school, TuesdayLesson);
+ var onCampus = school.CapturePresence().First(row => row.NodeId is not null);
+ var pupil = school.Roster!.People.First(person => person.Id.Equals(onCampus.PersonId, StringComparison.Ordinal));
+ HangArtificial(school, pupil.Id, severity: 0.2f);
+
+ var hungerBefore = ReadHunger(school, pupil.Id);
+ var severityBefore = pupil.Conditions![0].Severity;
+
+ TickMinutes(school, 60);
+
+ var hungerAfter = ReadHunger(school, pupil.Id);
+ var severityAfter = pupil.Conditions[0].Severity;
+ var catalogHunger = school.Catalog!.Needs["Hunger"];
+ Assert.True(hungerAfter < hungerBefore);
+ Assert.Equal(hungerBefore - catalogHunger.DecayPerHour, hungerAfter, precision: 3);
+ Assert.True(severityAfter > severityBefore);
+ }
+
+ private static void HangArtificial(School school, string personId, float severity)
+ {
+ var person = school.Roster!.People.First(row => row.Id.Equals(personId, StringComparison.Ordinal));
+ HealthConditions.Add(
+ person,
+ new HealthCondition
+ {
+ DefName = "TestCold",
+ Severity = severity,
+ Progress = 0f,
+ Source = "dev",
+ StartedAt = school.Clock.Time,
+ SeverityPerDay = 0.5f,
+ ProgressPerDay = 0.1f,
+ });
+ }
+
+ private static float ReadHunger(School school, string personId)
+ {
+ var value = float.NaN;
+ var query = new QueryDescription().WithAll();
+ school.World.Query(
+ in query,
+ (ref PersonIdentity identity, ref PersonNeeds needs) =>
+ {
+ if (identity.Id.Equals(personId, StringComparison.Ordinal))
+ {
+ value = needs.Values["Hunger"];
+ }
+ });
+ Assert.False(float.IsNaN(value));
+ return value;
+ }
+
+ private static void TickMinutes(School school, int minutes)
+ {
+ for (var i = 0; i < minutes; i++)
+ {
+ school.Tick(0.2d, 5d);
+ }
+ }
+
+ private static void AdvanceTo(School school, DateTime until)
+ {
+ while (school.Clock.Time < until)
+ {
+ school.Tick(0.2d, 5d);
+ }
+ }
+
+ private static School OpenStaffed()
+ {
+ var start = new DateTime(2012, 4, 3, 6, 0, 0, DateTimeKind.Utc);
+ 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 schoolClass = roster.Classes.First(row =>
+ row.RoomId is "classroom-101" or "classroom-102" or "classroom-103" or "classroom-104");
+ var school = School.Create(1, "Здоровье", start, catalog, map);
+ school.InstallPeople(roster, seed: 1, "Russia", pool);
+ school.SetTimetable(new Timetable(
+ [
+ new LessonPlacement(schoolClass.Id, "Mathematics", "t1", schoolClass.RoomId, Day: 1, Period: 1),
+ new LessonPlacement(schoolClass.Id, "PhysicalEducation", "t2", "gym-hall", Day: 1, Period: 2),
+ ],
+ []));
+ 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();
+ 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);
+ }
+}