refactoring

Resolve #7779

packages/backend/src/server/api/endpoints/notes/reactions.ts

@@ -0,0 +1,90 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { getNote } from '../../common/getters';
+import { ApiError } from '../../error';
+import { NoteReactions } from '@/models/index';
+import { DeepPartial } from 'typeorm';
+import { NoteReaction } from '@/models/entities/note-reaction';
+
+export const meta = {
+	tags: ['notes', 'reactions'],
+
+	requireCredential: false as const,
+
+	params: {
+		noteId: {
+			validator: $.type(ID),
+		},
+
+		type: {
+			validator: $.optional.nullable.str,
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 100),
+			default: 10
+		},
+
+		offset: {
+			validator: $.optional.num,
+			default: 0
+		},
+
+		sinceId: {
+			validator: $.optional.type(ID),
+		},
+
+		untilId: {
+			validator: $.optional.type(ID),
+		},
+	},
+
+	res: {
+		type: 'array' as const,
+		optional: false as const, nullable: false as const,
+		items: {
+			type: 'object' as const,
+			optional: false as const, nullable: false as const,
+			ref: 'NoteReaction',
+		}
+	},
+
+	errors: {
+		noSuchNote: {
+			message: 'No such note.',
+			code: 'NO_SUCH_NOTE',
+			id: '263fff3d-d0e1-4af4-bea7-8408059b451a'
+		}
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	const note = await getNote(ps.noteId).catch(e => {
+		if (e.id === '9725d0ce-ba28-4dde-95a7-2cbb2c15de24') throw new ApiError(meta.errors.noSuchNote);
+		throw e;
+	});
+
+	const query = {
+		noteId: note.id
+	} as DeepPartial<NoteReaction>;
+
+	if (ps.type) {
+		// ローカルリアクションはホスト名が . とされているが
+		// DB 上ではそうではないので、必要に応じて変換
+		const suffix = '@.:';
+		const type = ps.type.endsWith(suffix) ? ps.type.slice(0, ps.type.length - suffix.length) + ':' : ps.type;
+		query.reaction = type;
+	}
+
+	const reactions = await NoteReactions.find({
+		where: query,
+		take: ps.limit!,
+		skip: ps.offset,
+		order: {
+			id: -1
+		}
+	});
+
+	return await Promise.all(reactions.map(reaction => NoteReactions.pack(reaction, user)));
+});