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Fix realm migration potentially failing for users that haven't run osu! in a long time

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As reported at https://github.com/ppy/osu/discussions/15530.
This commit is contained in:
Dean Herbert 2021-11-09 14:51:06 +09:00
parent 0f129b2cfb
commit 999d625e76
1 changed files with 7 additions and 1 deletions
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8
osu.Game/Database/RealmContextFactory.cs
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@ -209,7 +209,13 @@ namespace osu.Game.Database
case 9:
// Pretty pointless to do this as beatmaps aren't really loaded via realm yet, but oh well.
var oldMetadata = migration.OldRealm.DynamicApi.All(getMappedOrOriginalName(typeof(RealmBeatmapMetadata)));
string className = getMappedOrOriginalName(typeof(RealmBeatmapMetadata));
// May be coming from a version before `RealmBeatmapMetadata` existed.
if (!migration.OldRealm.Schema.TryFindObjectSchema(className, out _))
return;
var oldMetadata = migration.OldRealm.DynamicApi.All(className);
var newMetadata = migration.NewRealm.All<RealmBeatmapMetadata>();
int metadataCount = newMetadata.Count();