secajs/src/services/invitesService.js
2025-03-06 01:59:23 +01:00

136 lines
3.5 KiB
JavaScript

const uuid = require('uuid');
const nostrService = require('./nostrService');
const models = require('../models');
const errors = require('../errors');
class InvitesServiceProvider {
constructor({ nostrService }) {
this.nostrService = nostrService;
}
provide() {
async function appInviteExists(inviteUuid) {
const invite = await models.AppInviteCreated.findOne({
where: { uuid: inviteUuid },
});
if (invite) {
return true;
}
return false;
}
async function getAppInvite(inviteUuid) {
const invite = await models.AppInviteCreated.findOne({
where: { uuid: inviteUuid },
});
return invite;
}
async function isAppInviteSpent(appInviteUuid) {
const signUpChallengeCompleted =
await models.SignUpChallengeCompleted.findOne({
where: {
app_invite_uuid: appInviteUuid,
},
});
if (signUpChallengeCompleted) {
return true;
}
return false;
}
async function createAppInvite(inviterPubKey) {
return await models.AppInviteCreated.create({
uuid: uuid.v7(),
inviter_pub_key: inviterPubKey,
created_at: new Date().toISOString(),
});
}
async function createSignUpChallenge(appInviteUuid) {
if (!(await appInviteExists(appInviteUuid))) {
throw new errors.NotFoundError("Invite doesn't exist.");
}
if (await isAppInviteSpent(appInviteUuid)) {
throw new errors.AlreadyUsedError('Invite has already been used.');
}
const nostrChallenge = await nostrService.createNostrChallenge();
return await models.SignUpChallengeCreated.create({
uuid: uuid.v7(),
nostr_challenge_uuid: nostrChallenge.uuid,
app_invite_uuid: appInviteUuid,
created_at: new Date().toISOString(),
});
}
async function verifySignUpChallenge(signedEvent) {
const challengeTag = signedEvent.tags.find(
(tag) => tag[0] === 'challenge'
);
const challenge = challengeTag[1];
const nostrChallenge = await nostrService.getNostrChallenge(
null,
challenge
);
const signUpChallenge = await models.SignUpChallengeCreated.findOne({
where: {
nostr_challenge_uuid: nostrChallenge.uuid,
},
});
if (await nostrService.hasNostrChallengeBeenCompleted(challenge)) {
throw new errors.AlreadyUsedError(
'This challenge has already been used.'
);
}
const completedNostrChallenge =
await nostrService.verifyNostrChallenge(signedEvent);
const completedSignUpChallenge =
await models.SignUpChallengeCompleted.create({
uuid: uuid.v7(),
nostr_challenge_completed_uuid: completedNostrChallenge.uuid,
app_invite_uuid: signUpChallenge.app_invite_uuid,
public_key: completedNostrChallenge.public_key,
created_at: new Date().toISOString(),
});
return completedSignUpChallenge;
}
async function isPublicKeySignedUp(publicKey) {
const signUpChallengeCompleted =
await models.SignUpChallengeCompleted.findOne({
where: {
public_key: publicKey,
},
});
if (signUpChallengeCompleted) {
return true;
}
return false;
}
return {
appInviteExists,
getAppInvite,
isAppInviteSpent,
createAppInvite,
createSignUpChallenge,
verifySignUpChallenge,
isPublicKeySignedUp,
};
}
}
module.exports = InvitesServiceProvider;