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src/server/api/endpoints/channels/create.ts

@@ -0,0 +1,68 @@
+import $ from 'cafy';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Channels, DriveFiles } from '../../../../models';
+import { Channel } from '../../../../models/entities/channel';
+import { genId } from '../../../../misc/gen-id';
+import { ID } from '../../../../misc/cafy-id';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: true as const,
+
+	kind: 'write:channels',
+
+	params: {
+		name: {
+			validator: $.str.range(1, 128)
+		},
+
+		description: {
+			validator: $.nullable.optional.str.range(1, 2048)
+		},
+
+		bannerId: {
+			validator: $.nullable.optional.type(ID),
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'Channel',
+	},
+
+	errors: {
+		noSuchFile: {
+			message: 'No such file.',
+			code: 'NO_SUCH_FILE',
+			id: 'cd1e9f3e-5a12-4ab4-96f6-5d0a2cc32050'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	let banner = null;
+	if (ps.bannerId != null) {
+		banner = await DriveFiles.findOne({
+			id: ps.bannerId,
+			userId: user.id
+		});
+
+		if (banner == null) {
+			throw new ApiError(meta.errors.noSuchFile);
+		}
+	}
+
+	const channel = await Channels.save({
+		id: genId(),
+		createdAt: new Date(),
+		userId: user.id,
+		name: ps.name,
+		description: ps.description || null,
+		bannerId: banner ? banner.id : null,
+	} as Channel);
+
+	return await Channels.pack(channel, user);
+});

src/server/api/endpoints/channels/featured.ts

@@ -0,0 +1,28 @@
+import define from '../../define';
+import { Channels } from '../../../../models';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: false as const,
+
+	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: 'Channel',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const query = Channels.createQueryBuilder('channel')
+		.where('channel.lastNotedAt IS NOT NULL')
+		.orderBy('channel.lastNotedAt', 'DESC');
+
+	const channels = await query.take(10).getMany();
+
+	return await Promise.all(channels.map(x => Channels.pack(x, me)));
+});

src/server/api/endpoints/channels/follow.ts

@@ -0,0 +1,45 @@
+import $ from 'cafy';
+import { ID } from '../../../../misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Channels, ChannelFollowings } from '../../../../models';
+import { genId } from '../../../../misc/gen-id';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: true as const,
+
+	kind: 'write:channels',
+
+	params: {
+		channelId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: 'c0031718-d573-4e85-928e-10039f1fbb68'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	const channel = await Channels.findOne({
+		id: ps.channelId,
+	});
+
+	if (channel == null) {
+		throw new ApiError(meta.errors.noSuchChannel);
+	}
+
+	await ChannelFollowings.save({
+		id: genId(),
+		createdAt: new Date(),
+		followerId: user.id,
+		followeeId: channel.id,
+	});
+});

src/server/api/endpoints/channels/followed.ts

@@ -0,0 +1,28 @@
+import define from '../../define';
+import { Channels, ChannelFollowings } from '../../../../models';
+
+export const meta = {
+	tags: ['channels', 'account'],
+
+	requireCredential: true as const,
+
+	kind: 'read:channels',
+
+	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: 'Channel',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const followings = await ChannelFollowings.find({
+		followerId: me.id,
+	});
+
+	return await Promise.all(followings.map(x => Channels.pack(x.followeeId, me)));
+});

src/server/api/endpoints/channels/owned.ts

@@ -0,0 +1,28 @@
+import define from '../../define';
+import { Channels } from '../../../../models';
+
+export const meta = {
+	tags: ['channels', 'account'],
+
+	requireCredential: true as const,
+
+	kind: 'read:channels',
+
+	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: 'Channel',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const channels = await Channels.find({
+		userId: me.id,
+	});
+
+	return await Promise.all(channels.map(x => Channels.pack(x, me)));
+});

src/server/api/endpoints/channels/show.ts

@@ -0,0 +1,43 @@
+import $ from 'cafy';
+import { ID } from '../../../../misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Channels } from '../../../../models';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: false as const,
+
+	params: {
+		channelId: {
+			validator: $.type(ID),
+		},
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'Channel',
+	},
+
+	errors: {
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: '6f6c314b-7486-4897-8966-c04a66a02923'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	const channel = await Channels.findOne({
+		id: ps.channelId,
+	});
+
+	if (channel == null) {
+		throw new ApiError(meta.errors.noSuchChannel);
+	}
+
+	return await Channels.pack(channel, me);
+});

src/server/api/endpoints/channels/timeline.ts

@@ -0,0 +1,99 @@
+import $ from 'cafy';
+import { ID } from '../../../../misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Notes, Channels } from '../../../../models';
+import { makePaginationQuery } from '../../common/make-pagination-query';
+import { activeUsersChart } from '../../../../services/chart';
+
+export const meta = {
+	tags: ['notes', 'channels'],
+
+	requireCredential: false as const,
+
+	params: {
+		channelId: {
+			validator: $.type(ID),
+			desc: {
+				'ja-JP': 'チャンネルのID'
+			}
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 100),
+			default: 10,
+			desc: {
+				'ja-JP': '最大数'
+			}
+		},
+
+		sinceId: {
+			validator: $.optional.type(ID),
+			desc: {
+				'ja-JP': '指定すると、その投稿を基点としてより新しい投稿を取得します'
+			}
+		},
+
+		untilId: {
+			validator: $.optional.type(ID),
+			desc: {
+				'ja-JP': '指定すると、その投稿を基点としてより古い投稿を取得します'
+			}
+		},
+
+		sinceDate: {
+			validator: $.optional.num,
+			desc: {
+				'ja-JP': '指定した時間を基点としてより新しい投稿を取得します。数値は、1970年1月1日 00:00:00 UTC から指定した日時までの経過時間をミリ秒単位で表します。'
+			}
+		},
+
+		untilDate: {
+			validator: $.optional.num,
+			desc: {
+				'ja-JP': '指定した時間を基点としてより古い投稿を取得します。数値は、1970年1月1日 00:00:00 UTC から指定した日時までの経過時間をミリ秒単位で表します。'
+			}
+		},
+	},
+
+	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: 'Note',
+		}
+	},
+
+	errors: {
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: '4d0eeeba-a02c-4c3c-9966-ef60d38d2e7f'
+		}
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	const channel = await Channels.findOne({
+		id: ps.channelId,
+	});
+
+	if (channel == null) {
+		throw new ApiError(meta.errors.noSuchChannel);
+	}
+
+	//#region Construct query
+	const query = makePaginationQuery(Notes.createQueryBuilder('note'), ps.sinceId, ps.untilId)
+		.andWhere('note.channelId = :channelId', { channelId: channel.id })
+		.leftJoinAndSelect('note.user', 'user')
+		.leftJoinAndSelect('note.channel', 'channel');
+	//#endregion
+
+	const timeline = await query.take(ps.limit!).getMany();
+
+	activeUsersChart.update(user);
+
+	return await Notes.packMany(timeline, user);
+});

src/server/api/endpoints/channels/unfollow.ts

@@ -0,0 +1,42 @@
+import $ from 'cafy';
+import { ID } from '../../../../misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Channels, ChannelFollowings } from '../../../../models';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: true as const,
+
+	kind: 'write:channels',
+
+	params: {
+		channelId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: '19959ee9-0153-4c51-bbd9-a98c49dc59d6'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	const channel = await Channels.findOne({
+		id: ps.channelId,
+	});
+
+	if (channel == null) {
+		throw new ApiError(meta.errors.noSuchChannel);
+	}
+
+	await ChannelFollowings.delete({
+		followerId: user.id,
+		followeeId: channel.id,
+	});
+});

src/server/api/endpoints/channels/update.ts

@@ -0,0 +1,93 @@
+import $ from 'cafy';
+import { ID } from '../../../../misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { Channels, DriveFiles } from '../../../../models';
+
+export const meta = {
+	tags: ['channels'],
+
+	requireCredential: true as const,
+
+	kind: 'write:channels',
+
+	params: {
+		channelId: {
+			validator: $.type(ID),
+		},
+
+		name: {
+			validator: $.optional.str.range(1, 128)
+		},
+
+		description: {
+			validator: $.nullable.optional.str.range(1, 2048)
+		},
+
+		bannerId: {
+			validator: $.nullable.optional.type(ID),
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'Channel',
+	},
+
+	errors: {
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: 'f9c5467f-d492-4c3c-9a8d-a70dacc86512'
+		},
+
+		accessDenied: {
+			message: 'You do not have edit privilege of the channel.',
+			code: 'ACCESS_DENIED',
+			id: '1fb7cb09-d46a-4fdf-b8df-057788cce513'
+		},
+
+		noSuchFile: {
+			message: 'No such file.',
+			code: 'NO_SUCH_FILE',
+			id: 'e86c14a4-0da2-4032-8df3-e737a04c7f3b'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	const channel = await Channels.findOne({
+		id: ps.channelId,
+	});
+
+	if (channel == null) {
+		throw new ApiError(meta.errors.noSuchChannel);
+	}
+
+	if (channel.userId !== me.id) {
+		throw new ApiError(meta.errors.accessDenied);
+	}
+
+	let banner = undefined;
+	if (ps.bannerId != null) {
+		banner = await DriveFiles.findOne({
+			id: ps.bannerId,
+			userId: me.id
+		});
+
+		if (banner == null) {
+			throw new ApiError(meta.errors.noSuchFile);
+		}
+	} else if (ps.bannerId === null) {
+		banner = null;
+	}
+
+	await Channels.update(channel.id, {
+		...(ps.name !== undefined ? { name: ps.name } : {}),
+		...(ps.description !== undefined ? { description: ps.description } : {}),
+		...(banner ? { bannerId: banner.id } : {}),
+	});
+
+	return await Channels.pack(channel.id, me);
+});

src/server/api/endpoints/i.ts

@@ -24,7 +24,6 @@ export default define(meta, async (ps, user, token) => {
 
 	return await Users.pack(user, user, {
 		detail: true,
-		includeHasUnreadNotes: true,
 		includeSecrets: isSecure
 	});
 });

src/server/api/endpoints/notes/create.ts

@@ -7,11 +7,12 @@ import { fetchMeta } from '../../../../misc/fetch-meta';
 import { ApiError } from '../../error';
 import { ID } from '../../../../misc/cafy-id';
 import { User } from '../../../../models/entities/user';
-import { Users, DriveFiles, Notes } from '../../../../models';
+import { Users, DriveFiles, Notes, Channels } from '../../../../models';
 import { DriveFile } from '../../../../models/entities/drive-file';
 import { Note } from '../../../../models/entities/note';
 import { DB_MAX_NOTE_TEXT_LENGTH } from '../../../../misc/hard-limits';
 import { noteVisibilities } from '../../../../types';
+import { Channel } from '../../../../models/entities/channel';
 
 let maxNoteTextLength = 500;
 
@@ -128,19 +129,26 @@ export const meta = {
 		},
 
 		replyId: {
-			validator: $.optional.type(ID),
+			validator: $.optional.nullable.type(ID),
 			desc: {
 				'ja-JP': '返信対象'
 			}
 		},
 
 		renoteId: {
-			validator: $.optional.type(ID),
+			validator: $.optional.nullable.type(ID),
 			desc: {
 				'ja-JP': 'Renote対象'
 			}
 		},
 
+		channelId: {
+			validator: $.optional.nullable.type(ID),
+			desc: {
+				'ja-JP': 'チャンネル'
+			}
+		},
+
 		poll: {
 			validator: $.optional.obj({
 				choices: $.arr($.str)
@@ -206,7 +214,13 @@ export const meta = {
 			message: 'Poll is already expired.',
 			code: 'CANNOT_CREATE_ALREADY_EXPIRED_POLL',
 			id: '04da457d-b083-4055-9082-955525eda5a5'
-		}
+		},
+
+		noSuchChannel: {
+			message: 'No such channel.',
+			code: 'NO_SUCH_CHANNEL',
+			id: 'b1653923-5453-4edc-b786-7c4f39bb0bbb'
+		},
 	}
 };
 
@@ -269,6 +283,15 @@ export default define(meta, async (ps, user) => {
 		throw new ApiError(meta.errors.contentRequired);
 	}
 
+	let channel: Channel | undefined;
+	if (ps.channelId != null) {
+		channel = await Channels.findOne(ps.channelId);
+
+		if (channel == null) {
+			throw new ApiError(meta.errors.noSuchChannel);
+		}
+	}
+
 	// 投稿を作成
 	const note = await create(user, {
 		createdAt: new Date(),
@@ -286,6 +309,7 @@ export default define(meta, async (ps, user) => {
 		localOnly: ps.localOnly,
 		visibility: ps.visibility,
 		visibleUsers,
+		channel,
 		apMentions: ps.noExtractMentions ? [] : undefined,
 		apHashtags: ps.noExtractHashtags ? [] : undefined,
 		apEmojis: ps.noExtractEmojis ? [] : undefined,

src/server/api/endpoints/notes/global-timeline.ts

@@ -80,6 +80,7 @@ export default define(meta, async (ps, user) => {
 	const query = makePaginationQuery(Notes.createQueryBuilder('note'),
 			ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate)
 		.andWhere('note.visibility = \'public\'')
+		.andWhere('note.channelId IS NULL')
 		.leftJoinAndSelect('note.user', 'user');
 
 	generateRepliesQuery(query, user);

src/server/api/endpoints/notes/hybrid-timeline.ts

@@ -13,6 +13,7 @@ import { generateRepliesQuery } from '../../common/generate-replies-query';
 import { injectPromo } from '../../common/inject-promo';
 import { injectFeatured } from '../../common/inject-featured';
 import { generateMutedNoteQuery } from '../../common/generate-muted-note-query';
+import { generateChannelQuery } from '../../common/generate-channel-query';
 
 export const meta = {
 	desc: {
@@ -131,6 +132,7 @@ export default define(meta, async (ps, user) => {
 		.leftJoinAndSelect('note.user', 'user')
 		.setParameters(followingQuery.getParameters());
 
+	generateChannelQuery(query, user);
 	generateRepliesQuery(query, user);
 	generateVisibilityQuery(query, user);
 	generateMutedUserQuery(query, user);

src/server/api/endpoints/notes/local-timeline.ts

@@ -13,6 +13,7 @@ import { generateRepliesQuery } from '../../common/generate-replies-query';
 import { injectPromo } from '../../common/inject-promo';
 import { injectFeatured } from '../../common/inject-featured';
 import { generateMutedNoteQuery } from '../../common/generate-muted-note-query';
+import { generateChannelQuery } from '../../common/generate-channel-query';
 
 export const meta = {
 	desc: {
@@ -99,6 +100,7 @@ export default define(meta, async (ps, user) => {
 		.andWhere('(note.visibility = \'public\') AND (note.userHost IS NULL)')
 		.leftJoinAndSelect('note.user', 'user');
 
+	generateChannelQuery(query, user);
 	generateRepliesQuery(query, user);
 	generateVisibilityQuery(query, user);
 	if (user) generateMutedUserQuery(query, user);

src/server/api/endpoints/notes/timeline.ts

@@ -11,6 +11,7 @@ import { generateRepliesQuery } from '../../common/generate-replies-query';
 import { injectPromo } from '../../common/inject-promo';
 import { injectFeatured } from '../../common/inject-featured';
 import { generateMutedNoteQuery } from '../../common/generate-muted-note-query';
+import { generateChannelQuery } from '../../common/generate-channel-query';
 
 export const meta = {
 	desc: {
@@ -124,6 +125,7 @@ export default define(meta, async (ps, user) => {
 		.leftJoinAndSelect('note.user', 'user')
 		.setParameters(followingQuery.getParameters());
 
+	generateChannelQuery(query, user);
 	generateRepliesQuery(query, user);
 	generateVisibilityQuery(query, user);
 	generateMutedUserQuery(query, user);