refactor: team invitation module

This commit is contained in:
Mir Arif Hasan
2023-07-07 12:08:39 +06:00
committed by Andrew Bastin
parent 6bc748a267
commit 54bef30cf8
9 changed files with 235 additions and 416 deletions

View File

@@ -1,21 +1,21 @@
import { Injectable } from '@nestjs/common';
import * as T from 'fp-ts/Task';
import * as O from 'fp-ts/Option';
import * as TO from 'fp-ts/TaskOption';
import * as TE from 'fp-ts/TaskEither';
import * as E from 'fp-ts/Either';
import { pipe, flow, constVoid } from 'fp-ts/function';
import * as TE from 'fp-ts/TaskEither';
import { PrismaService } from 'src/prisma/prisma.service';
import { Team, TeamMemberRole } from 'src/team/team.model';
import { Email } from 'src/types/Email';
import { TeamInvitation as DBTeamInvitation } from '@prisma/client';
import { TeamMember, TeamMemberRole } from 'src/team/team.model';
import { User } from 'src/user/user.model';
import { TeamService } from 'src/team/team.service';
import {
INVALID_EMAIL,
TEAM_INVALID_ID,
TEAM_INVITE_ALREADY_MEMBER,
TEAM_INVITE_EMAIL_DO_NOT_MATCH,
TEAM_INVITE_MEMBER_HAS_INVITE,
TEAM_INVITE_NO_INVITE_FOUND,
TEAM_MEMBER_NOT_FOUND,
USER_NOT_FOUND,
} from 'src/errors';
import { TeamInvitation } from './team-invitation.model';
import { MailerService } from 'src/mailer/mailer.service';
@@ -36,34 +36,27 @@ export class TeamInvitationService {
this.getInvitation = this.getInvitation.bind(this);
}
getInvitation(inviteID: string): TO.TaskOption<TeamInvitation> {
return pipe(
() =>
this.prisma.teamInvitation.findUnique({
where: {
id: inviteID,
},
}),
TO.fromTask,
TO.chain(flow(O.fromNullable, TO.fromOption)),
TO.map((x) => x as TeamInvitation),
);
castToTeamInvitation(dbTeamInvitation: DBTeamInvitation): TeamInvitation {
return {
...dbTeamInvitation,
inviteeRole: TeamMemberRole[dbTeamInvitation.inviteeRole],
};
}
getInvitationWithEmail(email: Email, team: Team) {
return pipe(
() =>
this.prisma.teamInvitation.findUnique({
where: {
teamID_inviteeEmail: {
inviteeEmail: email,
teamID: team.id,
},
},
}),
TO.fromTask,
TO.chain(flow(O.fromNullable, TO.fromOption)),
);
async getInvitation(
inviteID: string,
): Promise<O.None | O.Some<TeamInvitation>> {
try {
const dbInvitation = await this.prisma.teamInvitation.findUniqueOrThrow({
where: {
id: inviteID,
},
});
return O.some(this.castToTeamInvitation(dbInvitation));
} catch (e) {
return O.none;
}
}
/**
@@ -92,213 +85,148 @@ export class TeamInvitationService {
}
}
createInvitation(
async createInvitation(
creator: User,
team: Team,
inviteeEmail: Email,
teamID: string,
inviteeEmail: string,
inviteeRole: TeamMemberRole,
) {
return pipe(
// Perform all validation checks
TE.sequenceArray([
// creator should be a TeamMember
pipe(
this.teamService.getTeamMemberTE(team.id, creator.uid),
TE.map(constVoid),
),
): Promise<E.Left<string> | E.Right<TeamInvitation>> {
// validate email
const isEmailValid = validateEmail(inviteeEmail);
if (!isEmailValid) return E.left(INVALID_EMAIL);
// Invitee should not be a team member
pipe(
async () => await this.userService.findUserByEmail(inviteeEmail),
TO.foldW(
() => TE.right(undefined), // If no user, short circuit to completion
(user) =>
pipe(
// If user is found, check if team member
this.teamService.getTeamMemberTE(team.id, user.uid),
TE.foldW(
() => TE.right(undefined), // Not team-member, this is good
() => TE.left(TEAM_INVITE_ALREADY_MEMBER), // Is team member, not good
),
),
),
TE.map(constVoid),
),
// team ID should valid
const team = await this.teamService.getTeamWithID(teamID);
if (!team) return E.left(TEAM_INVALID_ID);
// Should not have an existing invite
pipe(
this.getInvitationWithEmail(inviteeEmail, team),
TE.fromTaskOption(() => null),
TE.swap,
TE.map(constVoid),
TE.mapLeft(() => TEAM_INVITE_MEMBER_HAS_INVITE),
),
]),
// Create the invitation
TE.chainTaskK(
() => () =>
this.prisma.teamInvitation.create({
data: {
teamID: team.id,
inviteeEmail,
inviteeRole,
creatorUid: creator.uid,
},
}),
),
// Send email, this is a side effect
TE.chainFirstTaskK((invitation) =>
pipe(
this.mailerService.sendMail(inviteeEmail, {
template: 'team-invitation',
variables: {
invitee: creator.displayName ?? 'A Hoppscotch User',
action_url: `${process.env.VITE_BASE_URL}/join-team?id=${invitation.id}`,
invite_team_name: team.name,
},
}),
TE.getOrElseW(() => T.of(undefined)), // This value doesn't matter as we don't mind the return value (chainFirst) as long as the task completes
),
),
// Send PubSub topic
TE.chainFirstTaskK((invitation) =>
TE.fromTask(async () => {
const inv: TeamInvitation = {
id: invitation.id,
teamID: invitation.teamID,
creatorUid: invitation.creatorUid,
inviteeEmail: invitation.inviteeEmail,
inviteeRole: TeamMemberRole[invitation.inviteeRole],
};
this.pubsub.publish(`team/${inv.teamID}/invite_added`, inv);
}),
),
// Map to model type
TE.map((x) => x as TeamInvitation),
// invitation creator should be a TeamMember
const teamMemberCreator = await this.teamService.getTeamMember(
team.id,
creator.uid,
);
if (!teamMemberCreator) return E.left(TEAM_MEMBER_NOT_FOUND);
// invitee email should be a infra user
const inviteeUser = await this.userService.findUserByEmail(inviteeEmail);
if (O.isSome(inviteeUser)) {
// invitee should not already a member
const teamMemberInvitee = await this.teamService.getTeamMember(
team.id,
inviteeUser.value.uid,
);
if (teamMemberInvitee) return E.left(TEAM_INVITE_ALREADY_MEMBER);
}
// check invitee already invited earlier or not
const teamInvitation = await this.getTeamInviteByEmailAndTeamID(
inviteeEmail,
team.id,
);
if (E.isRight(teamInvitation)) return E.left(TEAM_INVITE_MEMBER_HAS_INVITE);
// create the invitation
const dbInvitation = await this.prisma.teamInvitation.create({
data: {
teamID: team.id,
inviteeEmail,
inviteeRole,
creatorUid: creator.uid,
},
});
await this.mailerService.sendEmail(inviteeEmail, {
template: 'team-invitation',
variables: {
invitee: creator.displayName ?? 'A Hoppscotch User',
action_url: `${process.env.VITE_BASE_URL}/join-team?id=${dbInvitation.id}`,
invite_team_name: team.name,
},
});
const invitation = this.castToTeamInvitation(dbInvitation);
this.pubsub.publish(`team/${invitation.teamID}/invite_added`, invitation);
return E.right(invitation);
}
revokeInvitation(inviteID: string) {
return pipe(
// Make sure invite exists
this.getInvitation(inviteID),
TE.fromTaskOption(() => TEAM_INVITE_NO_INVITE_FOUND),
async revokeInvitation(
inviteID: string,
): Promise<E.Left<string> | E.Right<boolean>> {
// check if the invite exists
const invitation = await this.getInvitation(inviteID);
if (O.isNone(invitation)) return E.left(TEAM_INVITE_NO_INVITE_FOUND);
// Delete team invitation
TE.chainTaskK(
() => () =>
this.prisma.teamInvitation.delete({
where: {
id: inviteID,
},
}),
),
// delete the invite
await this.prisma.teamInvitation.delete({
where: {
id: inviteID,
},
});
// Emit Pubsub Event
TE.chainFirst((invitation) =>
TE.fromTask(() =>
this.pubsub.publish(
`team/${invitation.teamID}/invite_removed`,
invitation.id,
),
),
),
// We are not returning anything
TE.map(constVoid),
this.pubsub.publish(
`team/${invitation.value.teamID}/invite_removed`,
invitation.value.id,
);
return E.right(true);
}
getAllInvitationsInTeam(team: Team) {
return pipe(
() =>
this.prisma.teamInvitation.findMany({
where: {
teamID: team.id,
},
}),
T.map((x) => x as TeamInvitation[]),
async acceptInvitation(
inviteID: string,
acceptedBy: User,
): Promise<E.Left<string> | E.Right<TeamMember>> {
// check if the invite exists
const invitation = await this.getInvitation(inviteID);
if (O.isNone(invitation)) return E.left(TEAM_INVITE_NO_INVITE_FOUND);
// make sure the user is not already a member of the team
const teamMemberInvitee = await this.teamService.getTeamMember(
invitation.value.teamID,
acceptedBy.uid,
);
}
if (teamMemberInvitee) return E.left(TEAM_INVITE_ALREADY_MEMBER);
acceptInvitation(inviteID: string, acceptedBy: User) {
return pipe(
TE.Do,
// make sure the user is the same as the invitee
if (
acceptedBy.email.toLowerCase() !==
invitation.value.inviteeEmail.toLowerCase()
)
return E.left(TEAM_INVITE_EMAIL_DO_NOT_MATCH);
// First get the invitation
TE.bindW('invitation', () =>
pipe(
this.getInvitation(inviteID),
TE.fromTaskOption(() => TEAM_INVITE_NO_INVITE_FOUND),
),
),
// add the user to the team
let teamMember: TeamMember;
try {
teamMember = await this.teamService.addMemberToTeam(
invitation.value.teamID,
acceptedBy.uid,
invitation.value.inviteeRole,
);
} catch (e) {
return E.left(TEAM_INVITE_ALREADY_MEMBER);
}
// Validation checks
TE.chainFirstW(({ invitation }) =>
TE.sequenceArray([
// Make sure the invited user is not part of the team
pipe(
this.teamService.getTeamMemberTE(invitation.teamID, acceptedBy.uid),
TE.swap,
TE.bimap(
() => TEAM_INVITE_ALREADY_MEMBER,
constVoid, // The return type is ignored
),
),
// delete the invite
await this.revokeInvitation(inviteID);
// Make sure the invited user and accepting user has the same email
pipe(
undefined,
TE.fromPredicate(
() =>
acceptedBy.email.toLowerCase() ===
invitation.inviteeEmail.toLowerCase(),
() => TEAM_INVITE_EMAIL_DO_NOT_MATCH,
),
),
]),
),
// Add the team member
// TODO: Somehow bring subscriptions to this ?
TE.bindW('teamMember', ({ invitation }) =>
pipe(
TE.tryCatch(
() =>
this.teamService.addMemberToTeam(
invitation.teamID,
acceptedBy.uid,
invitation.inviteeRole,
),
() => TEAM_INVITE_ALREADY_MEMBER, // Can only fail if Team Member already exists, which we checked, but due to async lets assert that here too
),
),
),
TE.chainFirstW(({ invitation }) => this.revokeInvitation(invitation.id)),
TE.map(({ teamMember }) => teamMember),
);
return E.right(teamMember);
}
/**
* Fetch the count invitations for a given team.
* Fetch all team invitations for a given team.
* @param teamID team id
* @returns a count team invitations for a team
* @returns array of team invitations for a team
*/
async getAllTeamInvitations(teamID: string) {
const invitations = await this.prisma.teamInvitation.findMany({
async getTeamInvitations(teamID: string) {
const dbInvitations = await this.prisma.teamInvitation.findMany({
where: {
teamID: teamID,
},
});
const invitations: TeamInvitation[] = dbInvitations.map((dbInvitation) =>
this.castToTeamInvitation(dbInvitation),
);
return invitations;
}
}