fix: ongeki technical challenge records stored and deduped by chart difficulty

src/main/java/icu/samnyan/aqua/sega/ongeki/OngekiRepos.kt

@@ -58,7 +58,8 @@ interface OgkUserEventMusicRepo : OngekiUserLinked<UserEventMusic> {
         userData: UserData,
         eventId: Int,
         type: Int,
-        musicId: Int
+        musicId: Int,
+        level: Int
     ): UserEventMusic?
 }
 

src/main/java/icu/samnyan/aqua/sega/ongeki/OngekiUpsertAllApi.kt

@@ -197,8 +197,9 @@ fun OngekiController.initUpsertAll() {
 
             // UserEventMusicList
             userEventMusicList?.let { list ->
-                db.eventMusic.saveAll(list.distinctBy { it.eventId to it.type to it.musicId }.mapApply {
-                    id = db.eventMusic.findByUserAndEventIdAndTypeAndMusicId(u, eventId, type, musicId)?.id ?: 0 }) }
+                db.eventMusic.saveAll(list.distinctBy { it.eventId to it.type to it.musicId to it.level }.mapApply {
+                    id = db.eventMusic.findByUserAndEventIdAndTypeAndMusicId(u, eventId, type, musicId, level)?.id ?: 0
+                }) }
 
             // UserTechEventList
             userTechEventList?.let { list ->

src/main/java/icu/samnyan/aqua/sega/ongeki/model/OngekiUserEntities.kt

@@ -197,7 +197,10 @@ class UserDeck : OngekiUserEntity()  {
 }
 
 @Entity(name = "OngekiUserEventMusic")
-@Table(name = "ongeki_user_event_music")
+@Table(
+    name = "ongeki_user_event_music",
+    uniqueConstraints = [UniqueConstraint(columnNames = ["user_id", "event_id", "type", "music_id", "level"])]
+)
 class UserEventMusic : OngekiUserEntity()  {
     var eventId = 0
     var type = 0

src/main/resources/db/120/V1000_90__ongeki_event_music_level_unique.sql

@@ -0,0 +1,17 @@
+-- allow separate Technical Challenge records for each chart difficulty
+-- drop the old constraint and dedupe with the new constraint just in case again
+ALTER TABLE ongeki_user_event_music
+    DROP INDEX UKo5PU3BgZeTKB8SNykq9U7xjfshp;
+
+DELETE FROM ongeki_user_event_music
+WHERE id NOT IN (
+    SELECT id
+    FROM (
+        SELECT MAX(id) AS id
+        FROM ongeki_user_event_music
+        GROUP BY user_id, event_id, type, music_id, level
+    ) AS rows_to_keep
+);
+
+ALTER TABLE ongeki_user_event_music
+    ADD UNIQUE KEY uniq_ongeki_user_event_music (user_id, event_id, type, music_id, level);