From fdef040a747820a37ae0d227626d351b79b0e99d Mon Sep 17 00:00:00 2001
From: nairobi <61069237+nyairobi@users.noreply.github.com>
Date: Thu, 21 May 2026 22:24:07 +0200
Subject: [PATCH] feat: add arcaea april fools charts (#1547)

---
 db/seeds/charts-arcaea.json                   | 126 ++++++++++++++++++
 db/seeds/folders.json                         |  11 ++
 db/seeds/songs-arcaea.json                    |  55 ++++++++
 db/seeds/tables.json                          |   1 +
 .../src/game-implementations/games/arcaea.ts  |   2 +-
 5 files changed, 194 insertions(+), 1 deletion(-)

diff --git a/db/seeds/charts-arcaea.json b/db/seeds/charts-arcaea.json
index cdc8c3c69..bfc40152a 100644
--- a/db/seeds/charts-arcaea.json
+++ b/db/seeds/charts-arcaea.json
@@ -2144,6 +2144,20 @@
 		"songID": "S19d35e0f98c0509130f",
 		"versions": ["mobile"]
 	},
+	{
+		"data": {
+			"displayVersion": "1.6",
+			"inGameStrID": "ignotusafterburn"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b877c13a6d74",
+		"isPrimary": true,
+		"legacyChartID": "131374acaa2f8226912bf090392d47cd1180afb9",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19d35e0f98c0509130f",
+		"versions": ["mobile"]
+	},
 	{
 		"data": {
 			"displayVersion": "1.1",
@@ -2954,6 +2968,20 @@
 		"songID": "S19d35e0f99e9c3c5787",
 		"versions": ["mobile"]
 	},
+	{
+		"data": {
+			"displayVersion": "2.0",
+			"inGameStrID": "redandblueandgreen"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b877e35fc003",
+		"isPrimary": true,
+		"legacyChartID": "a64c6bf7a7bbbcec944d1fa3d1d598f471885e78",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19d35e0f99e9c3c5787",
+		"versions": ["mobile"]
+	},
 	{
 		"data": {
 			"displayVersion": "1.5",
@@ -3509,6 +3537,20 @@
 		"songID": "S19d35e0f9ab0ee5b928",
 		"versions": ["mobile"]
 	},
+	{
+		"data": {
+			"displayVersion": "2.6",
+			"inGameStrID": "singularityvvvip"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b877bd269704",
+		"isPrimary": true,
+		"legacyChartID": "2bb03bcbca8ef0a3f0f3913e400b15fcad999657",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19d35e0f9ab0ee5b928",
+		"versions": ["mobile"]
+	},
 	{
 		"data": {
 			"displayVersion": "1.6",
@@ -4559,6 +4601,20 @@
 		"songID": "S19d35e0f9c1c47f4ad2",
 		"versions": ["mobile"]
 	},
+	{
+		"data": {
+			"displayVersion": "3.5",
+			"inGameStrID": "overdead"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b87726bfbd7a",
+		"isPrimary": true,
+		"legacyChartID": "809bf3bc4489d837f5d913c07ab3fc932e92bbbb",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19d35e0f9c1c47f4ad2",
+		"versions": ["mobile"]
+	},
 	{
 		"data": {
 			"displayVersion": "1.7",
@@ -26218,5 +26274,75 @@
 		"levelNum": 8.4,
 		"songID": "S19e3cb7a00be7d0efaa",
 		"versions": ["mobile"]
+	},
+	{
+		"data": {
+			"displayVersion": "6.3",
+			"inGameStrID": "lfdyrmx"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b8766e1b2792",
+		"isPrimary": true,
+		"legacyChartID": "05328818602fac5753c48f47ca0f586123605ed2",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19e4c00b8760d9b2806",
+		"versions": ["mobile"]
+	},
+	{
+		"data": {
+			"displayVersion": "6.13",
+			"inGameStrID": "unknownrmx"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b8764325f362",
+		"isPrimary": true,
+		"legacyChartID": "8f1fe706ff417fcada0312a16d5f6888bc8eda11",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19e4c00b876cb70a82e",
+		"versions": ["mobile"]
+	},
+	{
+		"data": {
+			"displayVersion": "5.5",
+			"inGameStrID": "hivemindrmx"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b87710db6e21",
+		"isPrimary": true,
+		"legacyChartID": "6d65871571c38822356fd07198a81ea097aa11c6",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19e4c00b877073f9cc5",
+		"versions": ["mobile"]
+	},
+	{
+		"data": {
+			"displayVersion": "4.4",
+			"inGameStrID": "ifirmx"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b8775b1909a0",
+		"isPrimary": true,
+		"legacyChartID": "39e50e6491d0646b3ec4a5bf28a30a96d3d52a33",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19e4c00b87749fc87dd",
+		"versions": ["mobile"]
+	},
+	{
+		"data": {
+			"displayVersion": "3.12",
+			"inGameStrID": "mismal"
+		},
+		"difficulty": "Future",
+		"id": "C19e4c00b8773ab27f83",
+		"isPrimary": true,
+		"legacyChartID": "b401c848d2f312b0854a5c06f1dd087ea30344b0",
+		"level": "?",
+		"levelNum": 0,
+		"songID": "S19e4c00b87794b7c90b",
+		"versions": ["mobile"]
 	}
 ]
diff --git a/db/seeds/folders.json b/db/seeds/folders.json
index 4e662901f..de1fa488e 100644
--- a/db/seeds/folders.json
+++ b/db/seeds/folders.json
@@ -1,4 +1,15 @@
 [
+	{
+		"game": "arcaea",
+		"id": "F19e4bf951000f1afda3",
+		"inactive": false,
+		"legacyFolderID": "F2137cf7fd3bbea6fa4c6b00a7ef2c24daede1a5a1b669a1394634e9c33602137",
+		"searchTerms": [],
+		"slug": "af-mobile",
+		"title": "Level ? (Mobile)",
+		"versionFilter": ["mobile"],
+		"where": "chart.level = '?'"
+	},
 	{
 		"game": "arcaea",
 		"id": "F19d35f0cf252f552f9f",
diff --git a/db/seeds/songs-arcaea.json b/db/seeds/songs-arcaea.json
index 75c04d523..36fe9d967 100644
--- a/db/seeds/songs-arcaea.json
+++ b/db/seeds/songs-arcaea.json
@@ -6383,5 +6383,60 @@
 		"legacySongID": 515,
 		"searchTerms": ["ぐらんどすぺる", "그랜드스펠"],
 		"title": "Grandspell"
+	},
+	{
+		"altTitles": [],
+		"artist": "Dustvoxx",
+		"data": {
+			"songPack": "Shared Time (Binary Enfold)"
+		},
+		"id": "S19e4c00b8760d9b2806",
+		"legacySongID": 541,
+		"searchTerms": [],
+		"title": "Live Faster Die Younger"
+	},
+	{
+		"altTitles": [],
+		"artist": "ぱらどっと",
+		"data": {
+			"songPack": "Lasting Eden"
+		},
+		"id": "S19e4c00b876cb70a82e",
+		"legacySongID": 540,
+		"searchTerms": [],
+		"title": "UNUSED LEVELS"
+	},
+	{
+		"altTitles": [],
+		"artist": "かたぎり",
+		"data": {
+			"songPack": "Extend Archive"
+		},
+		"id": "S19e4c00b877073f9cc5",
+		"legacySongID": 544,
+		"searchTerms": [],
+		"title": "HIVEMIND INTERLINKED"
+	},
+	{
+		"altTitles": [],
+		"artist": "f→n",
+		"data": {
+			"songPack": "Black Fate"
+		},
+		"id": "S19e4c00b87749fc87dd",
+		"legacySongID": 542,
+		"searchTerms": [],
+		"title": "0xe0e1ccull"
+	},
+	{
+		"altTitles": [],
+		"artist": "s-don vs nitro (lowiro)",
+		"data": {
+			"songPack": "Memory Archive"
+		},
+		"id": "S19e4c00b87794b7c90b",
+		"legacySongID": 543,
+		"searchTerms": [],
+		"title": "Mistempered Malignance"
 	}
 ]
diff --git a/db/seeds/tables.json b/db/seeds/tables.json
index d8f51c4c6..70bb8792b 100644
--- a/db/seeds/tables.json
+++ b/db/seeds/tables.json
@@ -3,6 +3,7 @@
 		"default": true,
 		"description": "Levels for the mobile version of Arcaea.",
 		"folders": [
+			"af-mobile",
 			"1-mobile",
 			"2-mobile",
 			"3-mobile",
diff --git a/typescript/server/src/game-implementations/games/arcaea.ts b/typescript/server/src/game-implementations/games/arcaea.ts
index c72eb5177..7e13791e7 100644
--- a/typescript/server/src/game-implementations/games/arcaea.ts
+++ b/typescript/server/src/game-implementations/games/arcaea.ts
@@ -26,7 +26,7 @@ export const ARCAEA_IMPL: GameImplementation<"arcaea"> = {
 		grade: GetGrade(ARCAEA_GBOUNDARIES, scoreData.score),
 	}),
 	scoreCalcs: (scoreData, _derivedData, chart) => ({
-		potential: Potential.calculate(scoreData.score, chart.levelNum),
+		potential: chart.levelNum > 0 ? Potential.calculate(scoreData.score, chart.levelNum) : 0,
 	}),
 	pbRankingValues: (pb) => ({
 		ranking: pb.scoreData.score,