From 5d56799070006923701dcdaaa61d69c00e034209 Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Wed, 12 Apr 2023 11:40:08 +0900
Subject: feat: role timeline

Resolve #10581
---
 .../src/server/api/endpoints/roles/notes.ts        | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 packages/backend/src/server/api/endpoints/roles/notes.ts

(limited to 'packages/backend/src/server/api/endpoints/roles/notes.ts')

diff --git a/packages/backend/src/server/api/endpoints/roles/notes.ts b/packages/backend/src/server/api/endpoints/roles/notes.ts
new file mode 100644
index 0000000000..d79528593f
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/roles/notes.ts
@@ -0,0 +1,109 @@
+import { Inject, Injectable } from '@nestjs/common';
+import Redis from 'ioredis';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { NotesRepository, RolesRepository } from '@/models/index.js';
+import { QueryService } from '@/core/QueryService.js';
+import { DI } from '@/di-symbols.js';
+import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
+import { IdService } from '@/core/IdService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['role', 'notes'],
+
+	requireCredential: true,
+
+	errors: {
+		noSuchRole: {
+			message: 'No such role.',
+			code: 'NO_SUCH_ROLE',
+			id: 'eb70323a-df61-4dd4-ad90-89c83c7cf26e',
+		},
+	},
+
+	res: {
+		type: 'array',
+		optional: false, nullable: false,
+		items: {
+			type: 'object',
+			optional: false, nullable: false,
+			ref: 'Note',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		roleId: { type: 'string', format: 'misskey:id' },
+		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
+		sinceId: { type: 'string', format: 'misskey:id' },
+		untilId: { type: 'string', format: 'misskey:id' },
+		sinceDate: { type: 'integer' },
+		untilDate: { type: 'integer' },
+	},
+	required: ['roleId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.redis)
+		private redisClient: Redis.Redis,
+
+		@Inject(DI.notesRepository)
+		private notesRepository: NotesRepository,
+
+		@Inject(DI.rolesRepository)
+		private rolesRepository: RolesRepository,
+
+		private idService: IdService,
+		private noteEntityService: NoteEntityService,
+		private queryService: QueryService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const role = await this.rolesRepository.findOneBy({
+				id: ps.roleId,
+			});
+
+			if (role == null) {
+				throw new ApiError(meta.errors.noSuchRole);
+			}
+
+			const limit = ps.limit + (ps.untilId ? 1 : 0); // untilIdに指定したものも含まれるため+1
+			const noteIdsRes = await this.redisClient.xrevrange(
+				`roleTimeline:${role.id}`,
+				ps.untilId ? this.idService.parse(ps.untilId).date.getTime() : '+',
+				'-',
+				'COUNT', limit);
+
+			if (noteIdsRes.length === 0) {
+				return [];
+			}
+
+			const noteIds = noteIdsRes.map(x => x[1][1]).filter(x => x !== ps.untilId);
+
+			if (noteIds.length === 0) {
+				return [];
+			}
+
+			const query = this.notesRepository.createQueryBuilder('note')
+				.where('note.id IN (:...noteIds)', { noteIds: noteIds })
+				.innerJoinAndSelect('note.user', 'user')
+				.leftJoinAndSelect('note.reply', 'reply')
+				.leftJoinAndSelect('note.renote', 'renote')
+				.leftJoinAndSelect('reply.user', 'replyUser')
+				.leftJoinAndSelect('renote.user', 'renoteUser');
+
+			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateMutedUserQuery(query, me);
+			this.queryService.generateBlockedUserQuery(query, me);
+
+			const notes = await query.getMany();
+			notes.sort((a, b) => a.id > b.id ? -1 : 1);
+
+			return await this.noteEntityService.packMany(notes, me);
+		});
+	}
+}
-- 
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