refactoring

Resolve #7779

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);
+});

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);
+});