refactoring

Resolve #7779

12 files changed, 661 insertions, 0 deletions

diff --git a/packages/backend/src/server/api/endpoints/users/groups/create.ts b/packages/backend/src/server/api/endpoints/users/groups/create.ts
new file mode 100644
index 0000000000..dc1ee3879e
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/create.ts
@@ -0,0 +1,45 @@
+import $ from 'cafy';
+import define from '../../../define';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+import { genId } from '@/misc/gen-id';
+import { UserGroup } from '@/models/entities/user-group';
+import { UserGroupJoining } from '@/models/entities/user-group-joining';
+
+export const meta = {
+	tags: ['groups'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		name: {
+			validator: $.str.range(1, 100)
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'UserGroup',
+	},
+};
+
+export default define(meta, async (ps, user) => {
+	const userGroup = await UserGroups.insert({
+		id: genId(),
+		createdAt: new Date(),
+		userId: user.id,
+		name: ps.name,
+	} as UserGroup).then(x => UserGroups.findOneOrFail(x.identifiers[0]));
+
+	// Push the owner
+	await UserGroupJoinings.insert({
+		id: genId(),
+		createdAt: new Date(),
+		userId: user.id,
+		userGroupId: userGroup.id
+	} as UserGroupJoining);
+
+	return await UserGroups.pack(userGroup);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/delete.ts b/packages/backend/src/server/api/endpoints/users/groups/delete.ts
new file mode 100644
index 0000000000..7da1b4a273
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/delete.ts
@@ -0,0 +1,40 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { UserGroups } from '@/models/index';
+
+export const meta = {
+	tags: ['groups'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		}
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '63dbd64c-cd77-413f-8e08-61781e210b38'
+		}
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+		userId: user.id
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	await UserGroups.delete(userGroup.id);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/invitations/accept.ts b/packages/backend/src/server/api/endpoints/users/groups/invitations/accept.ts
new file mode 100644
index 0000000000..09e6ae2647
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/invitations/accept.ts
@@ -0,0 +1,54 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../../define';
+import { ApiError } from '../../../../error';
+import { UserGroupJoinings, UserGroupInvitations } from '@/models/index';
+import { genId } from '@/misc/gen-id';
+import { UserGroupJoining } from '@/models/entities/user-group-joining';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		invitationId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchInvitation: {
+			message: 'No such invitation.',
+			code: 'NO_SUCH_INVITATION',
+			id: '98c11eca-c890-4f42-9806-c8c8303ebb5e'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	// Fetch the invitation
+	const invitation = await UserGroupInvitations.findOne({
+		id: ps.invitationId,
+	});
+
+	if (invitation == null) {
+		throw new ApiError(meta.errors.noSuchInvitation);
+	}
+
+	if (invitation.userId !== user.id) {
+		throw new ApiError(meta.errors.noSuchInvitation);
+	}
+
+	// Push the user
+	await UserGroupJoinings.insert({
+		id: genId(),
+		createdAt: new Date(),
+		userId: user.id,
+		userGroupId: invitation.userGroupId
+	} as UserGroupJoining);
+
+	UserGroupInvitations.delete(invitation.id);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/invitations/reject.ts b/packages/backend/src/server/api/endpoints/users/groups/invitations/reject.ts
new file mode 100644
index 0000000000..741fcefb35
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/invitations/reject.ts
@@ -0,0 +1,44 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../../define';
+import { ApiError } from '../../../../error';
+import { UserGroupInvitations } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		invitationId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchInvitation: {
+			message: 'No such invitation.',
+			code: 'NO_SUCH_INVITATION',
+			id: 'ad7471d4-2cd9-44b4-ac68-e7136b4ce656'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	// Fetch the invitation
+	const invitation = await UserGroupInvitations.findOne({
+		id: ps.invitationId,
+	});
+
+	if (invitation == null) {
+		throw new ApiError(meta.errors.noSuchInvitation);
+	}
+
+	if (invitation.userId !== user.id) {
+		throw new ApiError(meta.errors.noSuchInvitation);
+	}
+
+	await UserGroupInvitations.delete(invitation.id);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/invite.ts b/packages/backend/src/server/api/endpoints/users/groups/invite.ts
new file mode 100644
index 0000000000..f1ee8bf8b7
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/invite.ts
@@ -0,0 +1,102 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { getUser } from '../../../common/getters';
+import { UserGroups, UserGroupJoinings, UserGroupInvitations } from '@/models/index';
+import { genId } from '@/misc/gen-id';
+import { UserGroupInvitation } from '@/models/entities/user-group-invitation';
+import { createNotification } from '@/services/create-notification';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+
+		userId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '583f8bc0-8eee-4b78-9299-1e14fc91e409'
+		},
+
+		noSuchUser: {
+			message: 'No such user.',
+			code: 'NO_SUCH_USER',
+			id: 'da52de61-002c-475b-90e1-ba64f9cf13a8'
+		},
+
+		alreadyAdded: {
+			message: 'That user has already been added to that group.',
+			code: 'ALREADY_ADDED',
+			id: '7e35c6a0-39b2-4488-aea6-6ee20bd5da2c'
+		},
+
+		alreadyInvited: {
+			message: 'That user has already been invited to that group.',
+			code: 'ALREADY_INVITED',
+			id: 'ee0f58b4-b529-4d13-b761-b9a3e69f97e6'
+		}
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+		userId: me.id,
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	// Fetch the user
+	const user = await getUser(ps.userId).catch(e => {
+		if (e.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
+		throw e;
+	});
+
+	const joining = await UserGroupJoinings.findOne({
+		userGroupId: userGroup.id,
+		userId: user.id
+	});
+
+	if (joining) {
+		throw new ApiError(meta.errors.alreadyAdded);
+	}
+
+	const existInvitation = await UserGroupInvitations.findOne({
+		userGroupId: userGroup.id,
+		userId: user.id
+	});
+
+	if (existInvitation) {
+		throw new ApiError(meta.errors.alreadyInvited);
+	}
+
+	const invitation = await UserGroupInvitations.insert({
+		id: genId(),
+		createdAt: new Date(),
+		userId: user.id,
+		userGroupId: userGroup.id
+	} as UserGroupInvitation).then(x => UserGroupInvitations.findOneOrFail(x.identifiers[0]));
+
+	// 通知を作成
+	createNotification(user.id, 'groupInvited', {
+		notifierId: me.id,
+		userGroupInvitationId: invitation.id
+	});
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/joined.ts b/packages/backend/src/server/api/endpoints/users/groups/joined.ts
new file mode 100644
index 0000000000..d5e8fe4032
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/joined.ts
@@ -0,0 +1,36 @@
+import define from '../../../define';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+import { Not, In } from 'typeorm';
+
+export const meta = {
+	tags: ['groups', 'account'],
+
+	requireCredential: true as const,
+
+	kind: 'read:user-groups',
+
+	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: 'UserGroup',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const ownedGroups = await UserGroups.find({
+		userId: me.id,
+	});
+
+	const joinings = await UserGroupJoinings.find({
+		userId: me.id,
+		...(ownedGroups.length > 0 ? {
+			userGroupId: Not(In(ownedGroups.map(x => x.id)))
+		} : {})
+	});
+
+	return await Promise.all(joinings.map(x => UserGroups.pack(x.userGroupId)));
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/leave.ts b/packages/backend/src/server/api/endpoints/users/groups/leave.ts
new file mode 100644
index 0000000000..0e52f2abdf
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/leave.ts
@@ -0,0 +1,50 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '62780270-1f67-5dc0-daca-3eb510612e31'
+		},
+
+		youAreOwner: {
+			message: 'Your are the owner.',
+			code: 'YOU_ARE_OWNER',
+			id: 'b6d6e0c2-ef8a-9bb8-653d-79f4a3107c69'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	if (me.id === userGroup.userId) {
+		throw new ApiError(meta.errors.youAreOwner);
+	}
+
+	await UserGroupJoinings.delete({ userGroupId: userGroup.id, userId: me.id });
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/owned.ts b/packages/backend/src/server/api/endpoints/users/groups/owned.ts
new file mode 100644
index 0000000000..17de370dbc
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/owned.ts
@@ -0,0 +1,28 @@
+import define from '../../../define';
+import { UserGroups } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'account'],
+
+	requireCredential: true as const,
+
+	kind: 'read:user-groups',
+
+	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: 'UserGroup',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const userGroups = await UserGroups.find({
+		userId: me.id,
+	});
+
+	return await Promise.all(userGroups.map(x => UserGroups.pack(x)));
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/pull.ts b/packages/backend/src/server/api/endpoints/users/groups/pull.ts
new file mode 100644
index 0000000000..ce4d2e2881
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/pull.ts
@@ -0,0 +1,69 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { getUser } from '../../../common/getters';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+
+		userId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '4662487c-05b1-4b78-86e5-fd46998aba74'
+		},
+
+		noSuchUser: {
+			message: 'No such user.',
+			code: 'NO_SUCH_USER',
+			id: '0b5cc374-3681-41da-861e-8bc1146f7a55'
+		},
+
+		isOwner: {
+			message: 'The user is the owner.',
+			code: 'IS_OWNER',
+			id: '1546eed5-4414-4dea-81c1-b0aec4f6d2af'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+		userId: me.id,
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	// Fetch the user
+	const user = await getUser(ps.userId).catch(e => {
+		if (e.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
+		throw e;
+	});
+
+	if (user.id === userGroup.userId) {
+		throw new ApiError(meta.errors.isOwner);
+	}
+
+	// Pull the user
+	await UserGroupJoinings.delete({ userGroupId: userGroup.id, userId: user.id });
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/show.ts b/packages/backend/src/server/api/endpoints/users/groups/show.ts
new file mode 100644
index 0000000000..3c030bf3a5
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/show.ts
@@ -0,0 +1,55 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'account'],
+
+	requireCredential: true as const,
+
+	kind: 'read:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'UserGroup',
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: 'ea04751e-9b7e-487b-a509-330fb6bd6b9b'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	const joining = await UserGroupJoinings.findOne({
+		userId: me.id,
+		userGroupId: userGroup.id
+	});
+
+	if (joining == null && userGroup.userId !== me.id) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	return await UserGroups.pack(userGroup);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/transfer.ts b/packages/backend/src/server/api/endpoints/users/groups/transfer.ts
new file mode 100644
index 0000000000..17c42e1127
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/transfer.ts
@@ -0,0 +1,83 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { getUser } from '../../../common/getters';
+import { UserGroups, UserGroupJoinings } from '@/models/index';
+
+export const meta = {
+	tags: ['groups', 'users'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+
+		userId: {
+			validator: $.type(ID),
+		},
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'UserGroup',
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '8e31d36b-2f88-4ccd-a438-e2d78a9162db'
+		},
+
+		noSuchUser: {
+			message: 'No such user.',
+			code: 'NO_SUCH_USER',
+			id: '711f7ebb-bbb9-4dfa-b540-b27809fed5e9'
+		},
+
+		noSuchGroupMember: {
+			message: 'No such group member.',
+			code: 'NO_SUCH_GROUP_MEMBER',
+			id: 'd31bebee-196d-42c2-9a3e-9474d4be6cc4'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+		userId: me.id,
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	// Fetch the user
+	const user = await getUser(ps.userId).catch(e => {
+		if (e.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
+		throw e;
+	});
+
+	const joining = await UserGroupJoinings.findOne({
+		userGroupId: userGroup.id,
+		userId: user.id
+	});
+
+	if (joining == null) {
+		throw new ApiError(meta.errors.noSuchGroupMember);
+	}
+
+	await UserGroups.update(userGroup.id, {
+		userId: ps.userId
+	});
+
+	return await UserGroups.pack(userGroup.id);
+});
diff --git a/packages/backend/src/server/api/endpoints/users/groups/update.ts b/packages/backend/src/server/api/endpoints/users/groups/update.ts
new file mode 100644
index 0000000000..127bbc47a1
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/users/groups/update.ts
@@ -0,0 +1,55 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { UserGroups } from '@/models/index';
+
+export const meta = {
+	tags: ['groups'],
+
+	requireCredential: true as const,
+
+	kind: 'write:user-groups',
+
+	params: {
+		groupId: {
+			validator: $.type(ID),
+		},
+
+		name: {
+			validator: $.str.range(1, 100),
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'UserGroup',
+	},
+
+	errors: {
+		noSuchGroup: {
+			message: 'No such group.',
+			code: 'NO_SUCH_GROUP',
+			id: '9081cda3-7a9e-4fac-a6ce-908d70f282f6'
+		},
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	// Fetch the group
+	const userGroup = await UserGroups.findOne({
+		id: ps.groupId,
+		userId: me.id
+	});
+
+	if (userGroup == null) {
+		throw new ApiError(meta.errors.noSuchGroup);
+	}
+
+	await UserGroups.update(userGroup.id, {
+		name: ps.name
+	});
+
+	return await UserGroups.pack(userGroup.id);
+});