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perf(backend): improve my reaction population performance

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This commit is contained in:
syuilo 2023-10-19 08:07:22 +09:00
parent 2dfbf97db4
commit 4d1d25e02f
1 changed files with 4 additions and 5 deletions
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9
packages/backend/src/core/entities/NoteEntityService.ts
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@ -177,10 +177,9 @@ export class NoteEntityService implements OnModuleInit {
const reaction = _hint_.myReactions.get(noteId);
if (reaction) {
return this.reactionService.convertLegacyReaction(reaction.reaction);
} else if (reaction === null) {
} else {
return undefined;
}
// 実装上抜けがあるだけかもしれないので、「ヒントに含まれてなかったら(=undefinedなら)return」のようにはしない
}
// パフォーマンスのためノートが作成されてから2秒以上経っていない場合はリアクションを取得しない
@ -387,11 +386,11 @@ export class NoteEntityService implements OnModuleInit {
const renoteIds = notes.filter(n => n.renoteId != null).map(n => n.renoteId!);
// パフォーマンスのためノートが作成されてから2秒以上経っていない場合はリアクションを取得しない
const oldId = this.idService.gen(Date.now() - 2000);
const targets = [...notes.filter(n => n.id < oldId).map(n => n.id), ...renoteIds];
const myReactions = await this.noteReactionsRepository.findBy({
const targets = [...notes.filter(n => (n.id < oldId) && (Object.keys(n.reactions).length > 0)).map(n => n.id), ...renoteIds];
const myReactions = targets.length > 0 ? await this.noteReactionsRepository.findBy({
userId: meId,
noteId: In(targets),
});
}) : [];
for (const target of targets) {
myReactionsMap.set(target, myReactions.find(reaction => reaction.noteId === target) ?? null);