umadump/replay: decode race replays

Fixes #47.

umadump/never.go

@@ -0,0 +1,13 @@
+package umadump
+
+type Never struct{}
+
+func (Never) AppendText(b []byte) ([]byte, error) {
+	panic("umadump: attempt to encode value that should never exist")
+}
+func (Never) MarshalText() ([]byte, error) {
+	panic("umadump: attempt to encode value that should never exist")
+}
+func (Never) UnmarshalText(b []byte) error {
+	panic("umadump: attempt to decode value that should never exist")
+}

umadump/replay/cardrarity_string.go

@@ -0,0 +1,29 @@
+// Code generated by "stringer -type CardRarity -linecomment -trimprefix Card"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[CardNone-0]
+	_ = x[CardRare1-1]
+	_ = x[CardRare2-2]
+	_ = x[CardRare3-3]
+	_ = x[CardRare4-4]
+	_ = x[CardRare5-5]
+}
+
+const _CardRarity_name = "NONERare1Rare2Rare3Rare4Rare5"
+
+var _CardRarity_index = [...]uint8{0, 4, 9, 14, 19, 24, 29}
+
+func (i CardRarity) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_CardRarity_index)-1 {
+		return "CardRarity(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _CardRarity_name[_CardRarity_index[idx]:_CardRarity_index[idx+1]]
+}

umadump/replay/charagradetype_string.go

@@ -0,0 +1,35 @@
+// Code generated by "stringer -type CharaGradeType -linecomment -trimprefix CharaGrade"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[CharaGradeNone-0]
+	_ = x[CharaGradeDebut-1]
+	_ = x[CharaGradeNoWin-2]
+	_ = x[CharaGradeOpen-3]
+	_ = x[CharaGradeG3Silver-4]
+	_ = x[CharaGradeG3Gold-5]
+	_ = x[CharaGradeG2Silver-6]
+	_ = x[CharaGradeG2Gold-7]
+	_ = x[CharaGradeG1Bronze-8]
+	_ = x[CharaGradeG1Silver-9]
+	_ = x[CharaGradeG1Gold-10]
+	_ = x[charaGradeMax-11]
+}
+
+const _CharaGradeType_name = "NONEDebutNoWinOpenG3SilverG3GoldG2SilverG2GoldG1BronzeG1SilverG1GoldcharaGradeMax"
+
+var _CharaGradeType_index = [...]uint8{0, 4, 9, 14, 18, 26, 32, 40, 46, 54, 62, 68, 81}
+
+func (i CharaGradeType) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_CharaGradeType_index)-1 {
+		return "CharaGradeType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _CharaGradeType_name[_CharaGradeType_index[idx]:_CharaGradeType_index[idx+1]]
+}

umadump/replay/coursedistancetype_string.go

@@ -0,0 +1,27 @@
+// Code generated by "stringer -type CourseDistanceType -linecomment -trimprefix Distance"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[DistanceSprint-1]
+	_ = x[DistanceMile-2]
+	_ = x[DistanceMedium-3]
+	_ = x[DistanceLong-4]
+}
+
+const _CourseDistanceType_name = "ShortMileMiddleLong"
+
+var _CourseDistanceType_index = [...]uint8{0, 5, 9, 15, 19}
+
+func (i CourseDistanceType) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_CourseDistanceType_index)-1 {
+		return "CourseDistanceType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _CourseDistanceType_name[_CourseDistanceType_index[idx]:_CourseDistanceType_index[idx+1]]
+}

umadump/replay/groundcondition_string.go

@@ -0,0 +1,27 @@
+// Code generated by "stringer -type GroundCondition -linecomment"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[GroundFirm-1]
+	_ = x[GroundGood-2]
+	_ = x[GroundSoft-3]
+	_ = x[GroundHeavy-4]
+}
+
+const _GroundCondition_name = "GoodSoftHardBad"
+
+var _GroundCondition_index = [...]uint8{0, 4, 8, 12, 15}
+
+func (i GroundCondition) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_GroundCondition_index)-1 {
+		return "GroundCondition(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _GroundCondition_name[_GroundCondition_index[idx]:_GroundCondition_index[idx+1]]
+}

umadump/replay/initiallanetype_string.go

@@ -0,0 +1,28 @@
+// Code generated by "stringer -type InitialLaneType -trimprefix InitialLane"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[InitialLaneExtraSpaceAfter9-1]
+	_ = x[InitialLaneEquidistant-2]
+	_ = x[InitialLaneExtraSpaceAfter14-3]
+	_ = x[InitialLaneExtraSpaceAfter8-4]
+	_ = x[initialLaneMax-5]
+}
+
+const _InitialLaneType_name = "ExtraSpaceAfter9EquidistantExtraSpaceAfter14ExtraSpaceAfter8initialLaneMax"
+
+var _InitialLaneType_index = [...]uint8{0, 16, 27, 44, 60, 74}
+
+func (i InitialLaneType) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_InitialLaneType_index)-1 {
+		return "InitialLaneType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _InitialLaneType_name[_InitialLaneType_index[idx]:_InitialLaneType_index[idx+1]]
+}

umadump/replay/mainstoryracegimmicktype_string.go

@@ -0,0 +1,26 @@
+// Code generated by "stringer -type MainStoryRaceGimmickType -linecomment"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[GimmickNone-0]
+	_ = x[GimmickSpecial00-1]
+	_ = x[gimmickMax-2]
+}
+
+const _MainStoryRaceGimmickType_name = "NONESpecial_00gimmickMax"
+
+var _MainStoryRaceGimmickType_index = [...]uint8{0, 4, 14, 24}
+
+func (i MainStoryRaceGimmickType) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_MainStoryRaceGimmickType_index)-1 {
+		return "MainStoryRaceGimmickType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _MainStoryRaceGimmickType_name[_MainStoryRaceGimmickType_index[idx]:_MainStoryRaceGimmickType_index[idx+1]]
+}

umadump/replay/motivation_string.go

@@ -0,0 +1,29 @@
+// Code generated by "stringer -type Motivation -linecomment"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[MotivationNone-0]
+	_ = x[MotivationAwful-1]
+	_ = x[MotivationBad-2]
+	_ = x[MotivationNormal-3]
+	_ = x[MotivationGood-4]
+	_ = x[MotivationGreat-5]
+}
+
+const _Motivation_name = "NoneMinLowMiddleHighMax"
+
+var _Motivation_index = [...]uint8{0, 4, 7, 10, 16, 20, 23}
+
+func (i Motivation) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_Motivation_index)-1 {
+		return "Motivation(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _Motivation_name[_Motivation_index[idx]:_Motivation_index[idx+1]]
+}

umadump/replay/propergrade_string.go

@@ -0,0 +1,32 @@
+// Code generated by "stringer -type ProperGrade -trimprefix Aptitude"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[AptitudeNull-0]
+	_ = x[AptitudeG-1]
+	_ = x[AptitudeF-2]
+	_ = x[AptitudeE-3]
+	_ = x[AptitudeD-4]
+	_ = x[AptitudeC-5]
+	_ = x[AptitudeB-6]
+	_ = x[AptitudeA-7]
+	_ = x[AptitudeS-8]
+}
+
+const _ProperGrade_name = "NullGFEDCBAS"
+
+var _ProperGrade_index = [...]uint8{0, 4, 5, 6, 7, 8, 9, 10, 11, 12}
+
+func (i ProperGrade) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_ProperGrade_index)-1 {
+		return "ProperGrade(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _ProperGrade_name[_ProperGrade_index[idx]:_ProperGrade_index[idx+1]]
+}

umadump/replay/racedifficulty_string.go

@@ -0,0 +1,29 @@
+// Code generated by "stringer -type RaceDifficulty -trimprefix Difficulty"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[DifficultyEasy-1]
+	_ = x[DifficultyNormal-2]
+	_ = x[DifficultyHard-3]
+	_ = x[DifficultyVeryHard-4]
+	_ = x[DifficultyExtreme-5]
+	_ = x[difficultyMax-6]
+}
+
+const _RaceDifficulty_name = "EasyNormalHardVeryHardExtremedifficultyMax"
+
+var _RaceDifficulty_index = [...]uint8{0, 4, 10, 14, 22, 29, 42}
+
+func (i RaceDifficulty) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_RaceDifficulty_index)-1 {
+		return "RaceDifficulty(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _RaceDifficulty_name[_RaceDifficulty_index[idx]:_RaceDifficulty_index[idx+1]]
+}

umadump/replay/racetime_string.go

@@ -0,0 +1,29 @@
+// Code generated by "stringer -type RaceTime -trimprefix Time"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[TimeMin-0]
+	_ = x[TimeMorning-1]
+	_ = x[TimeDaytime-2]
+	_ = x[TimeEvening-3]
+	_ = x[TimeNight-4]
+	_ = x[TimeMax-5]
+}
+
+const _RaceTime_name = "MinMorningDaytimeEveningNightMax"
+
+var _RaceTime_index = [...]uint8{0, 3, 10, 17, 24, 29, 32}
+
+func (i RaceTime) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_RaceTime_index)-1 {
+		return "RaceTime(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _RaceTime_name[_RaceTime_index[idx]:_RaceTime_index[idx+1]]
+}

umadump/replay/racetype_string.go

@@ -0,0 +1,48 @@
+// Code generated by "stringer -type RaceType -linecomment -trimprefix RaceType"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[RaceTypeNone-0]
+	_ = x[RaceTypePvP-1]
+	_ = x[RaceTypeTutorial-2]
+	_ = x[RaceTypeStory-3]
+	_ = x[RaceTypeStoryCondition-4]
+	_ = x[RaceTypeChampions-5]
+	_ = x[RaceTypeSingle-6]
+	_ = x[RaceTypeSingleModeScenarioTeamRace-7]
+	_ = x[RaceTypeRoomMatch-8]
+	_ = x[RaceTypePractice-9]
+	_ = x[RaceTypeDaily-10]
+	_ = x[RaceTypeTeamBuilding-11]
+	_ = x[RaceTypeLegend-12]
+	_ = x[RaceTypeChallengeMatch-13]
+	_ = x[RaceTypeTeamStadium-14]
+	_ = x[RaceTypeHeroes-16]
+	_ = x[raceTypeMaxInclusive-16]
+}
+
+const (
+	_RaceType_name_0 = "NONEPvPTutorialStoryStoryConditionChampionsSingleSingleModeScenarioTeamRaceRoomMatchPracticeDailyTeamBuildingLegendChallengeMatchTeamStadium"
+	_RaceType_name_1 = "Heroes"
+)
+
+var (
+	_RaceType_index_0 = [...]uint8{0, 4, 7, 15, 20, 34, 43, 49, 75, 84, 92, 97, 109, 115, 129, 140}
+)
+
+func (i RaceType) String() string {
+	switch {
+	case 0 <= i && i <= 14:
+		return _RaceType_name_0[_RaceType_index_0[i]:_RaceType_index_0[i+1]]
+	case i == 16:
+		return _RaceType_name_1
+	default:
+		return "RaceType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+}

umadump/replay/raceweather_string.go

@@ -0,0 +1,29 @@
+// Code generated by "stringer -type RaceWeather -trimprefix Weather"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[WeatherMin-0]
+	_ = x[WeatherSunny-1]
+	_ = x[WeatherCloudy-2]
+	_ = x[WeatherRainy-3]
+	_ = x[WeatherSnow-4]
+	_ = x[WeatherMax-5]
+}
+
+const _RaceWeather_name = "MinSunnyCloudyRainySnowMax"
+
+var _RaceWeather_index = [...]uint8{0, 3, 8, 14, 19, 23, 26}
+
+func (i RaceWeather) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_RaceWeather_index)-1 {
+		return "RaceWeather(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _RaceWeather_name[_RaceWeather_index[idx]:_RaceWeather_index[idx+1]]
+}

umadump/replay/replay_test.go

@@ -0,0 +1,182 @@
+package replay_test
+
+import (
+	_ "embed"
+	"encoding/json"
+	"strings"
+	"testing"
+
+	"git.sunturtle.xyz/zephyr/horse/umadump/replay"
+)
+
+//go:embed Mihono_Bourbon-74.2421s-20260829.json
+var testRace string
+
+func TestRaceUnmarshal(t *testing.T) {
+	// A replay is simply too large to bother converting by hand for a unit test.
+	// Just test that we can unmarshal and certain important fields are populated.
+	d := json.NewDecoder(strings.NewReader(testRace))
+	d.DisallowUnknownFields()
+	var got replay.Race
+	if err := d.Decode(&got); err != nil {
+		t.Error(err)
+	}
+	if got.RaceType != replay.RaceTypeChampions {
+		t.Errorf("wrong race type: want %v, got %v", replay.RaceTypeChampions, got.RaceType)
+	}
+	if got.RandomSeed != 1667907263 {
+		t.Errorf("wrong random seed: want 1667907263, got %d", got.RandomSeed)
+	}
+	if got.RaceCourseSet.ID != 10903 {
+		t.Errorf("wrong race course: want 10903, got %d", got.RaceCourseSet.ID)
+	}
+	if got.GroundCondition != replay.GroundFirm {
+		t.Errorf("wrong ground condition: want %v, got %v", replay.GroundFirm, got.GroundCondition)
+	}
+	if got.Weather != replay.WeatherCloudy {
+		t.Errorf("wrong weather: want %v, got %v", replay.WeatherCloudy, got.Weather)
+	}
+	if got.NumRaceHorses != 9 {
+		t.Errorf("wrong number of race horses: want 9, got %d", got.NumRaceHorses)
+	}
+	if len(got.PlayerTeamMemberArray) != 3 {
+		t.Errorf("wrong number of team members: want 3, got %d", len(got.PlayerTeamMemberArray))
+	}
+	for _, m := range got.PlayerTeamMemberArray {
+		if m.CharaID == 0 {
+			t.Error("missing team member chara id")
+		}
+		if m.FinishTimeRaw == 0 {
+			t.Error("missing team member finish time raw")
+		}
+		if m.RaceParam.RawSpeed == 0 {
+			t.Error("missing team member race param raw speed")
+		}
+		if m.RaceParam.BaseSpeed == 0 {
+			t.Error("missing team member race param base speed")
+		}
+		if m.ResponseHorseData.ViewerID == 0 {
+			t.Error("missing team member response horse data viewer id")
+		}
+		if m.ResponseHorseData.TrainedCharaID == 0 {
+			t.Error("missing team member response horse data trained chara id")
+		}
+		if m.ResponseHorseData.CardID == 0 {
+			t.Error("missing team member response horse data card id")
+		}
+		if len(m.ResponseHorseData.SkillArray) == 0 {
+			t.Error("missing team member response horse data skill array")
+		}
+		if m.ResponseHorseData.Speed == 0 {
+			t.Error("missing team member response horse data speed")
+		}
+		if m.ResponseHorseData.RunningStyle == 0 {
+			t.Error("missing team member response horse data running style")
+		}
+		if m.ActiveProperDistance == 0 {
+			t.Error("missing team member active distance aptitude")
+		}
+		if m.ActiveProperGroundType == 0 {
+			t.Error("missing team member active surface aptitude")
+		}
+		if m.TrainedCharaData.ID == 0 {
+			t.Error("missing team member trained chara id")
+		}
+		if m.TrainedCharaData.CardID == 0 {
+			t.Error("missing team member trained chara card id")
+		}
+		if m.TrainedCharaData.Speed == 0 {
+			t.Error("missing team member trained chara speed")
+		}
+		if m.TrainedCharaData.RunningStyle == 0 {
+			t.Error("missing team member trained chara running style")
+		}
+		if m.TrainedCharaData.CreateTime == "" {
+			t.Error("missing team member trained chara create time")
+		}
+		if len(m.TrainedCharaData.AcquiredSkillArray) == 0 {
+			t.Error("missing team member trained chara acquired skill array")
+		}
+	}
+	if len(got.RaceHorse) != int(got.NumRaceHorses) {
+		t.Errorf("wrong number of race horses: want %d, got %d", got.NumRaceHorses, len(got.RaceHorse))
+	}
+	zeroFinish, zeroDelta := 0, 0
+	for _, m := range got.RaceHorse {
+		if m.CharaID == 0 {
+			t.Error("missing race horse chara id")
+		}
+		if m.FinishOrder == 0 {
+			zeroFinish++
+		}
+		if m.FinishTimeRaw == 0 {
+			t.Error("missing race horse finish time raw")
+		}
+		if m.FinishDiffTimeFromPrev == 0 {
+			zeroDelta++
+		}
+		if m.RaceParam.RawSpeed == 0 {
+			t.Error("missing race horse race param raw speed")
+		}
+		if m.RaceParam.BaseSpeed == 0 {
+			t.Error("missing race horse race param base speed")
+		}
+		if m.ResponseHorseData.ViewerID == 0 {
+			t.Error("missing race horse response horse data viewer id")
+		}
+		if m.ResponseHorseData.TrainedCharaID == 0 {
+			t.Error("missing race horse response horse data trained chara id")
+		}
+		if m.ResponseHorseData.CardID == 0 {
+			t.Error("missing race horse response horse data card id")
+		}
+		if len(m.ResponseHorseData.SkillArray) == 0 {
+			t.Error("missing race horse response horse data skill array")
+		}
+		if m.ResponseHorseData.Speed == 0 {
+			t.Error("missing race horse response horse data speed")
+		}
+		if m.ResponseHorseData.RunningStyle == 0 {
+			t.Error("missing race horse response horse data running style")
+		}
+		if m.ActiveProperDistance == 0 {
+			t.Error("missing race horse active distance aptitude")
+		}
+		if m.ActiveProperGroundType == 0 {
+			t.Error("missing race horse active surface aptitude")
+		}
+		if m.TrainedCharaData.ID == 0 {
+			t.Error("missing race horse trained chara id")
+		}
+		if m.TrainedCharaData.CardID == 0 {
+			t.Error("missing race horse trained chara card id")
+		}
+		if m.TrainedCharaData.Speed == 0 {
+			t.Error("missing race horse trained chara speed")
+		}
+		if m.TrainedCharaData.RunningStyle == 0 {
+			t.Error("missing race horse trained chara running style")
+		}
+		if m.TrainedCharaData.CreateTime == "" {
+			t.Error("missing race horse trained chara create time")
+		}
+		if len(m.TrainedCharaData.AcquiredSkillArray) == 0 {
+			t.Error("missing race horse trained chara acquired skill array")
+		}
+	}
+	if zeroFinish != 1 {
+		t.Errorf("%d horses in index 0 finish", zeroFinish)
+	}
+	if zeroDelta != 1 {
+		t.Errorf("%d horses with zero finish time delta", zeroDelta)
+	}
+	if got.SimDataBase64 != encodedSimdata {
+		t.Errorf("wrong simdata:\nwant %s\n got %s", encodedSimdata, got.SimDataBase64)
+	}
+	if len(got.HorseIndexByFinishOrder) != len(got.RaceHorse) {
+		t.Errorf("length of horseIndexByFinishOrder (%d) doesn't match length of raceHorse (%d)", len(got.HorseIndexByFinishOrder), len(got.RaceHorse))
+	}
+	if len(got.HorseIndexByPopularity) != len(got.RaceHorse) {
+		t.Errorf("length of horseIndexByPopularity (%d) doesn't match length of raceHorse (%d)", len(got.HorseIndexByPopularity), len(got.RaceHorse))
+	}
+}

umadump/replay/resultboardconditiontype_string.go

@@ -0,0 +1,27 @@
+// Code generated by "stringer -type ResultBoardConditionType -linecomment"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[ResultBoardTurfNone-1]
+	_ = x[ResultBoardTurfDirt-2]
+	_ = x[ResultBoardDirtNone-3]
+	_ = x[ResultBoardDirtTurf-4]
+}
+
+const _ResultBoardConditionType_name = "Turf_NoneTurf_DirtDirt_NoneDirt_Turf"
+
+var _ResultBoardConditionType_index = [...]uint8{0, 9, 18, 27, 36}
+
+func (i ResultBoardConditionType) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_ResultBoardConditionType_index)-1 {
+		return "ResultBoardConditionType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _ResultBoardConditionType_name[_ResultBoardConditionType_index[idx]:_ResultBoardConditionType_index[idx+1]]
+}

umadump/replay/rotation_string.go

@@ -0,0 +1,27 @@
+// Code generated by "stringer -type Rotation -trimprefix Rotation"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[RotationRight-1]
+	_ = x[RotationLeft-2]
+	_ = x[RotationStraightRight-3]
+	_ = x[RotationStraightLeft-4]
+}
+
+const _Rotation_name = "RightLeftStraightRightStraightLeft"
+
+var _Rotation_index = [...]uint8{0, 5, 9, 22, 34}
+
+func (i Rotation) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_Rotation_index)-1 {
+		return "Rotation(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _Rotation_name[_Rotation_index[idx]:_Rotation_index[idx+1]]
+}

umadump/replay/runningstyleex_string.go

@@ -0,0 +1,25 @@
+// Code generated by "stringer -type RunningStyleEx -linecomment"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[StyleExNone-0]
+	_ = x[StyleExRunaway-1]
+}
+
+const _RunningStyleEx_name = "NONEOonige"
+
+var _RunningStyleEx_index = [...]uint8{0, 4, 10}
+
+func (i RunningStyleEx) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_RunningStyleEx_index)-1 {
+		return "RunningStyleEx(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _RunningStyleEx_name[_RunningStyleEx_index[idx]:_RunningStyleEx_index[idx+1]]
+}

umadump/replay/season_string.go

@@ -0,0 +1,30 @@
+// Code generated by "stringer -type Season -trimprefix Season"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[SeasonMin-0]
+	_ = x[SeasonSpring-1]
+	_ = x[SeasonSummer-2]
+	_ = x[SeasonFall-3]
+	_ = x[SeasonWinter-4]
+	_ = x[SeasonCherryBlossom-5]
+	_ = x[SeasonMax-6]
+}
+
+const _Season_name = "MinSpringSummerFallWinterCherryBlossomMax"
+
+var _Season_index = [...]uint8{0, 3, 9, 15, 19, 25, 38, 41}
+
+func (i Season) String() string {
+	idx := int(i) - 0
+	if i < 0 || idx >= len(_Season_index)-1 {
+		return "Season(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _Season_name[_Season_index[idx]:_Season_index[idx+1]]
+}

umadump/replay/turfvisiontype_string.go

@@ -0,0 +1,27 @@
+// Code generated by "stringer -type TurfVisionType -trimprefix TurfVision"; DO NOT EDIT.
+
+package replay
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[TurfVisionURA-1]
+	_ = x[TurfVisionNAU-2]
+	_ = x[TurfVisionStand-3]
+	_ = x[turfVisionMax-4]
+}
+
+const _TurfVisionType_name = "URANAUStandturfVisionMax"
+
+var _TurfVisionType_index = [...]uint8{0, 3, 6, 11, 24}
+
+func (i TurfVisionType) String() string {
+	idx := int(i) - 1
+	if i < 1 || idx >= len(_TurfVisionType_index)-1 {
+		return "TurfVisionType(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _TurfVisionType_name[_TurfVisionType_index[idx]:_TurfVisionType_index[idx+1]]
+}

zenno/src/lib/RaceLenSlider.svelte

@@ -0,0 +1,20 @@
+<script lang="ts">
+	interface Props {
+		value: number;
+	}
+
+	let { value = $bindable() }: Props = $props();
+</script>
+
+<div class="flex">
+	<input
+		class="my-auto w-full grow justify-self-center-safe"
+		type="range"
+		id="raceLen"
+		min="1000"
+		max="3600"
+		step="100"
+		bind:value
+	/>
+	<span class="my-auto flex-none pl-4 text-sm">{value}m</span>
+</div>

zenno/src/lib/Skill.svelte

@@ -20,6 +20,7 @@
 		skill_id: 0,
 		name: 'Skill data is loading...',
 		description: 'Skill data is still loading, or else something went wrong.',
+		group_skills: [],
 		group: 0,
 		rarity: 1,
 		group_rate: 1,

zenno/src/lib/data/convo.ts

@@ -4,6 +4,10 @@ import type { RegionalName } from '$lib/regional-name';
  * Lobby conversation data.
  */
 export interface Conversation {
+	/**
+	 * Gallery ID.
+	 */
+	id: number;
 	/**
 	 * Character who owns the conversation as a gallery entry.
 	 */

zenno/src/lib/data/skill.ts

@@ -14,6 +14,10 @@ export interface Skill {
 	 * Regional skil description.
 	 */
 	description: string;
+	/**
+	 * Other skills in the skill group.
+	 */
+	group_skills: GroupSkill[];
 	/**
 	 * Skill group ID.
 	 */
@@ -58,6 +62,18 @@ export interface Skill {
 	icon_id: number;
 }
 
+/**
+ * Skill reference in a skill group.
+ */
+export interface GroupSkill {
+	/** Skill ID. */
+	skill_id: number;
+	/** Group rate, as in `Skill`. */
+	group_rate: Skill['group_rate'];
+	/** Rarity, as in `Skill`. */
+	rarity: Skill['rarity'];
+}
+
 export enum DurationScale {
 	Direct = 1,
 	FrontDistance = 2,

zenno/src/lib/race.ts

@@ -771,16 +771,17 @@ export function conservePowerAccel(
 	distanceType: Distance,
 	style: RunningStyle,
 	rawPower: number,
+	basePower: number,
 	powerSkillBonus?: number,
 	spotStruggled?: boolean,
 	rushed?: boolean,
 ): number {
-	const power = rawPower + (powerSkillBonus ?? 0);
+	const power = basePower + 0.5 * Math.max(rawPower - 1200, 0) + (powerSkillBonus ?? 0);
 	if (power <= 1200) {
 		return 0;
 	}
 	const sdc = conserveStratDistCoef[style][distanceType];
-	const activity = rushed ? 0.8 : spotStruggled ? 0.98 : 1;
+	const activity = (rushed ? 0.8 : 1) * (spotStruggled ? 0.98 : 1);
 	return Math.sqrt((power - 1200) * 130) * 0.001 * sdc * activity;
 }
 

zenno/src/lib/umadump/talk.ts

@@ -0,0 +1,14 @@
+import * as z from 'zod';
+
+const Entry = z.strictObject({
+	home_story_trigger_id: z.int32(),
+	new_flag: z.literal(0).or(z.literal(1)),
+});
+
+export type Entry = z.infer<typeof Entry>;
+
+export const Gallery = z.object({
+	talk_gallery_list: z.array(Entry),
+});
+
+export type Gallery = z.infer<typeof Gallery>;

zenno/src/routes/chara/convo/+page.svelte

@@ -9,25 +9,51 @@
 		requiredCharas,
 		convoCharas,
 	} from '$lib/data/convo';
+	import * as talk from '$lib/umadump/talk';
 	import CharaPick from '$lib/CharaPick.svelte';
 	import { onMount } from 'svelte';
 	import CharaIcon from '$lib/CharaIcon.svelte';
+	import { SvelteSet } from 'svelte/reactivity';
 
-	let conversations: Conversation[] = $state([]);
+	let allConvos: Conversation[] = $state([]);
-	const convoMap = $derived(byChara(conversations));
+	const popular = $derived(groupPopulars(allConvos));
-	const popular = $derived(groupPopulars(conversations));
 	let characters: Character[] = $state([]);
-	const selCharas = $derived(characters.filter((c) => convoMap.has(c.chara_id)));
 	const names = $derived(charaNames(characters));
 	const minSuggest = 8;
 
 	onMount(async () => {
-		[conversations, characters] = await Promise.all([conversation(), character()]);
+		[allConvos, characters] = await Promise.all([conversation(), character()]);
 	});
 
 	let chara: Character | undefined = $state();
 	let convo = $state(1);
 
+	let talkFiles: FileList | undefined = $state();
+	let readIDs = new SvelteSet<number>();
+	let talkFileInvalid = $state(false);
+	async function setRead(f: FileList) {
+		talkFiles = f;
+		readIDs.clear();
+		talkFileInvalid = false;
+		if (talkFiles == null || talkFiles.length === 0) {
+			return;
+		}
+		const t = await talkFiles[0].text();
+		const d = JSON.parse(t);
+		const g = talk.Gallery.safeDecode(d);
+		if (!g.success) {
+			talkFileInvalid = true;
+			console.warn(g.error);
+			return;
+		}
+		for (const e of g.data.talk_gallery_list) {
+			readIDs.add(e.home_story_trigger_id);
+		}
+	}
+	const conversations = $derived(allConvos.filter((c) => !readIDs.has(c.id)));
+	const convoMap = $derived(byChara(conversations));
+	const selCharas = $derived(characters.filter((c) => convoMap.has(c.chara_id)));
+
 	const options = $derived(convoMap.get(chara?.chara_id ?? 0) ?? []);
 	const cur = $derived(options.find((c) => c.number === convo));
 	const charaIDs = $derived(cur != null ? convoCharas(cur) : []);
@@ -47,12 +73,12 @@
 </script>
 
 <h1 class="text-4xl">Lobby Conversations</h1>
-<div class="mx-auto mt-8 flex flex-col rounded-md text-center shadow-md ring md:max-w-xl md:flex-row">
+<div class="mx-auto mt-8 grid grid-cols-1 gap-4 rounded-md p-4 text-center shadow-md ring md:max-w-xl md:grid-cols-6">
-	<div class="m-4 flex-1 md:mt-3">
+	<div class="md:col-span-3">
 		<label for="chara" class="hidden md:inline">Character</label>
 		<CharaPick id="chara" characters={selCharas} class="w-full" bind:value={chara} required />
 	</div>
-	<div class="m-4 flex-1 md:mt-3">
+	<div class="md:col-span-3">
 		<label for="convo" class="hidden md:inline">Conversation</label>
 		<select id="convo" bind:value={convo} class="w-full">
 			{#each options as opt (opt.number)}
@@ -60,6 +86,29 @@
 			{/each}
 		</select>
 	</div>
+	<div class="col-span-full">
+		<label for="talkgallery" class="block">
+			Select
+			<a href="https://werseter.github.io/umadump/" target="_blank" rel="noopener noreferrer">
+				<span class="inline-block font-mono">talk_gallery_data.json</span>
+			</a>
+			to hide read conversations.
+		</label>
+		<input
+			type="file"
+			class="rounded-full p-4"
+			accept="application/json"
+			id="talkgallery"
+			bind:files={() => talkFiles ?? new DataTransfer().files, setRead}
+		/>
+		<button
+			class="ml-4 rounded-full bg-mist-300 p-2 hover:cursor-pointer dark:bg-mist-900"
+			onclick={() => setRead(new DataTransfer().files)}>Reset</button
+		>
+	</div>
+	{#if talkFileInvalid}
+		<div class="col-span-full">Invalid File</div>
+	{/if}
 </div>
 {#if cur}
 	<div class="shadow-sm transition-shadow hover:shadow-md">

zenno/src/routes/doc/frbm/+page.svelte

@@ -26,6 +26,7 @@
 	import Article from '../Article.svelte';
 	import Sec from '../Sec.svelte';
 	import * as skill from '$lib/data/skill';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 
 	let raceLen = $state(2000);
 	let secSpeedStyle = $state(RunningStyle.FrontRunner);
@@ -224,10 +225,10 @@
 				},
 	]);
 	const fcSeries: ComputedSeries[] = $derived([
-		{ label: 'Front Runner', y: (x) => conservePowerAccel(distance(raceLen), RunningStyle.FrontRunner, x) },
+		{ label: 'Front Runner', y: (x, raw) => conservePowerAccel(distance(raceLen), RunningStyle.FrontRunner, raw, x) },
-		{ label: 'Pace Chaser', y: (x) => conservePowerAccel(distance(raceLen), RunningStyle.PaceChaser, x) },
+		{ label: 'Pace Chaser', y: (x, raw) => conservePowerAccel(distance(raceLen), RunningStyle.PaceChaser, raw, x) },
-		{ label: 'Late Surger', y: (x) => conservePowerAccel(distance(raceLen), RunningStyle.LateSurger, x) },
+		{ label: 'Late Surger', y: (x, raw) => conservePowerAccel(distance(raceLen), RunningStyle.LateSurger, raw, x) },
-		{ label: 'End Closer', y: (x) => conservePowerAccel(distance(raceLen), RunningStyle.EndCloser, x) },
+		{ label: 'End Closer', y: (x, raw) => conservePowerAccel(distance(raceLen), RunningStyle.EndCloser, raw, x) },
 	]);
 </script>
 
@@ -514,23 +515,13 @@
 			plotOptions={{ color: { legend: true } }}
 		/>
 		<div class="mx-auto flex w-full md:max-w-2xl">
-			<label class="my-auto hidden flex-none pr-2 text-right text-sm md:inline" for="secSpeedRaceLen">Race Length</label>
+			<label class="my-auto mr-2 hidden flex-none pr-2 text-right text-sm md:inline" for="secSpeedRaceLen">Race Length</label>
-			<input
+			<RaceLenSlider bind:value={raceLen} />
-				class="my-auto max-w-40 flex-1 md:flex-2"
-				type="range"
-				id="secSpeedRaceLen"
-				min="1000"
-				max="3600"
-				step="100"
-				bind:value={raceLen}
-			/>
-			<span class="my-auto flex-none pl-2 text-sm">{raceLen}m</span>
 		</div>
 	</div>
 	<p>
-		The exact mechanics of conserving power are unclear at this time. What has been confirmed is that rushed and <a
+		Rushed and <a href="#spot-struggle">spot struggle</a> reduce both the duration and effectiveness of full charge, potentially to
-			href="#spot-struggle">spot struggle</a
+		zero. In practice, this appears to be a concern primarily on sprints, which already have a -55% penalty to full charge duration.
-		> both reduce the chance for it to fire.
 	</p>
 
 	<Sec h={3} id="lane-combo">Lane Combo</Sec>
@@ -670,17 +661,8 @@
 			plotOptions={{ color: { legend: true } }}
 		/>
 		<div class="mx-auto flex w-full md:max-w-2xl">
-			<label class="my-auto hidden flex-1 pr-2 text-right text-sm md:inline" for="secSpeedRaceLen">Race Length</label>
+			<label class="my-auto mr-2 hidden flex-1 pr-2 text-right text-sm md:inline" for="secSpeedRaceLen">Race Length</label>
-			<input
+			<RaceLenSlider bind:value={raceLen} />
-				class="my-auto max-w-40 flex-1 md:flex-2"
-				type="range"
-				id="secSpeedRaceLen"
-				min="1000"
-				max="3600"
-				step="100"
-				bind:value={raceLen}
-			/>
-			<span class="my-auto flex-1 pl-2 text-sm">{raceLen}m</span>
 			<label class="my-auto hidden flex-1 pr-2 text-right text-sm md:inline" for="secSpeedStyle">Style</label>
 			<select class="my-auto flex-1 text-sm" id="secSpeedStyle" bind:value={secSpeedStyle}>
 				{#each RUNNING_STYLES as [name, style] (style)}

zenno/src/routes/doc/race/+page.svelte

@@ -5,6 +5,7 @@
 	import * as race from '$lib/race';
 	import StatChart from '$lib/StatChart.svelte';
 	import { resolve } from '$app/paths';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 
 	function modemean(x: number, bonus: number, p: number): number {
 		return x * (1 - p) + x * bonus * p;
@@ -58,10 +59,10 @@
 	]);
 	const laneChange: ComputedSeries[] = [{ label: 'Lane Change Target Speed', y: (x) => race.laneChangeSpeed(x) }];
 	const conservePower: Array<ComputedSeries | null> = $derived([
-		{ label: 'Conserved Power', y: (_raw, x) => race.conservePowerAccel(distanceType, style, x, 0, false, false) },
+		{ label: 'Conserved Power', y: (x, raw) => race.conservePowerAccel(distanceType, style, raw, x, 0, false, false) },
-		{ label: 'Rushed', y: (_raw, x) => race.conservePowerAccel(distanceType, style, x, 0, false, true) },
+		{ label: 'Rushed', y: (x, raw) => race.conservePowerAccel(distanceType, style, raw, x, 0, false, true) },
 		styleIsFront
-			? { label: 'Spot Struggled', y: (_raw, x) => race.conservePowerAccel(distanceType, style, x, 0, true, false) }
+			? { label: 'Spot Struggled', y: (x, raw) => race.conservePowerAccel(distanceType, style, raw, x, 0, true, false) }
 			: null,
 	]);
 	const gutsSpurt: Array<ComputedSeries | null> = $derived([
@@ -174,16 +175,9 @@
 			/>
 			<div class="mx-auto grid w-full grid-cols-3 gap-y-6 md:max-w-2xl md:grid-cols-7">
 				{#if pick?.len}
-					<input
+					<div class="col-span-3 my-auto mr-4">
-						class="col-span-2 my-auto w-full justify-self-center-safe"
+						<RaceLenSlider bind:value={raceLen} />
-						type="range"
+					</div>
-						id="raceLen"
-						min="1000"
-						max="3600"
-						step="100"
-						bind:value={raceLen}
-					/>
-					<span class="col-span-1 my-auto pl-2 text-sm">{raceLen}m</span>
 				{/if}
 				{#if pick?.style}
 					<select class="col-span-1 my-auto text-sm md:col-span-2" id="stylePick" bind:value={style}>
@@ -329,11 +323,16 @@
 		Bonus acceleration at spurt start from the Charge Up/Fully Charged mechanic. Scales with base power plus passive skills, so
 		modifiers for ground conditions and career mode do not apply.
 	</p>
-	<p>
-		This mechanic does not appear to be well understood, in particular how long the acceleration bonus lasts and how the rushed
-		and spot struggle multipliers apply.
-	</p>
 	{@render statChart(race.Stat.Power, conservePower, 'Acceleration (m/s²)', [0, 0.35], { len: true, style: true })}
+	<p>
+		The duration of Fully Charged does not depend directly on stats, but rather on a hidden <i>conserved power</i> value which
+		increases per horse throughout the race. Conserved power does not increase while <a href="#spot-struggle">spot struggling</a>,
+		so for front runners, the duration may scale negatively with guts. It also does not increase while running in any
+		<a href="#poskeep">position keep mode</a>
+		other than pace-down, so its duration may have a very slight negative correlation with wit.
+		<a href="#rushed">Rushed</a> additionally prevents accumulating conserved power, so full charge duration may scale positively with
+		wit amortized across races. Otherwise, power conservation rate depends on running style.
+	</p>
 
 	<Sec h={2} id="guts">Guts</Sec>
 

zenno/src/routes/race/carryover/+page.svelte

@@ -4,6 +4,7 @@
 	import * as accel from '$lib/racelib/accel';
 	import type { Attachment } from 'svelte/attachments';
 	import CalcInfo from '../CalcInfo.svelte';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 
 	let rawSpeed = $state(1200);
 	let rawPower = $state(1200);
@@ -231,16 +232,9 @@
 	</div>
 
 	<div class="mb-auto grid max-w-4xl grid-cols-6 rounded-md text-center shadow-md ring md:col-span-6">
-		<input
+		<div class="col-span-full m-4">
-			class="col-span-4 m-4 w-full justify-self-center-safe"
+			<RaceLenSlider bind:value={raceLen} />
-			type="range"
+		</div>
-			id="raceLen"
-			min="1000"
-			max="3600"
-			step="100"
-			bind:value={raceLen}
-		/>
-		<span class="col-span-2 my-auto mb-4 pl-2 text-sm">{raceLen}m</span>
 		<select id="surface" bind:value={surface} class="col-span-2 mx-2 mb-4">
 			<option value={race.Surface.Turf}>Turf</option>
 			<option value={race.Surface.Dirt}>Dirt</option>

zenno/src/routes/race/gate/+page.svelte

@@ -4,6 +4,7 @@
 	import * as accel from '$lib/racelib/accel';
 	import type { Attachment } from 'svelte/attachments';
 	import CalcInfo from '../CalcInfo.svelte';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 
 	let rawPower = $state(1200);
 	let rawGuts = $state(1200);
@@ -216,16 +217,9 @@
 		</div>
 	</div>
 	<div class="mb-auto grid max-w-4xl grid-cols-6 rounded-md text-center shadow-md ring md:col-span-3">
-		<input
+		<div class="col-span-6 mx-4 mt-4">
-			class="col-span-4 m-4 w-full justify-self-center-safe"
+			<RaceLenSlider bind:value={raceLen} />
-			type="range"
+		</div>
-			id="raceLen"
-			min="1000"
-			max="3600"
-			step="100"
-			bind:value={raceLen}
-		/>
-		<span class="col-span-2 my-auto mb-4 pl-2 text-sm">{raceLen}m</span>
 		<select id="surface" bind:value={surface} class="col-span-2 m-4">
 			<option value={race.Surface.Turf}>Turf</option>
 			<option value={race.Surface.Dirt}>Dirt</option>

zenno/src/routes/race/mspeed/+page.svelte

@@ -18,6 +18,7 @@
 	import StatChart from '$lib/StatChart.svelte';
 	import { resolve } from '$app/paths';
 	import SpeedDur from './SpeedDur.svelte';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 
 	let rawPower = $state(1200);
 	let rawGuts = $state(1200);
@@ -112,8 +113,7 @@
 		</select>
 	</div>
 	<div class="m-4 md:col-span-2 md:col-start-2">
-		<label for="raceLen">Race Distance</label>
+		<RaceLenSlider bind:value={raceLen} />
-		<input type="number" id="raceLen" required min="1000" max="3600" step="100" bind:value={raceLen} class="w-full" />
 	</div>
 	<div class="m-4 self-center md:col-span-2">
 		<label for="isRunaway" class="mr-1 align-middle">Runaway</label>

zenno/src/routes/race/spurt/+page.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import type { ComputedSeries } from '$lib/chart';
 	import * as race from '$lib/race';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 	import StatChart from '$lib/StatChart.svelte';
 	import CalcInfo from '../CalcInfo.svelte';
 
@@ -98,8 +99,7 @@
 		</select>
 	</div>
 	<div class="m-4 md:col-start-2">
-		<label for="raceLen">Race Distance</label>
+		<RaceLenSlider bind:value={raceLen} />
-		<input type="number" id="raceLen" required min="1000" max="3600" step="100" bind:value={raceLen} class="w-full" />
 	</div>
 	<div class="m-4 self-center">
 		<label for="isCareer" class="mr-1 align-middle">In Career</label>

zenno/src/routes/race/stam/+page.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import * as course from '$lib/course';
 	import * as race from '$lib/race';
+	import RaceLenSlider from '$lib/RaceLenSlider.svelte';
 	import * as recovery from '$lib/racelib/recovery';
 	import HPChart from './HPChart.svelte';
 	import InfoPanels from './InfoPanels.svelte';
@@ -277,16 +278,7 @@
 </div>
 <div class="mx-auto my-2 grid max-w-5xl grid-cols-1 gap-4 rounded-md text-center shadow-md ring md:grid-cols-6">
 	<div class="m-4 flex md:col-span-2">
-		<input
+		<RaceLenSlider bind:value={raceLen} />
-			class="col-span-2 my-auto w-full justify-self-center-safe"
-			type="range"
-			id="raceLen"
-			min="1000"
-			max="3600"
-			step="100"
-			bind:value={raceLen}
-		/>
-		<span class="my-auto pl-2 text-sm">{raceLen}m</span>
 	</div>
 	<select id="surface" class="m-4" bind:value={surface}>
 		<option value={race.Surface.Turf}>Turf</option>