84 lines
4.2 KiB
JavaScript
84 lines
4.2 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || (function () {
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var ownKeys = function(o) {
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ownKeys = Object.getOwnPropertyNames || function (o) {
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var ar = [];
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for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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return ar;
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};
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return ownKeys(o);
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};
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return function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
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__setModuleDefault(result, mod);
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return result;
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.onCoupleKeyRotated = void 0;
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exports.isKeyGenerationIncrease = isKeyGenerationIncrease;
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const admin = __importStar(require("firebase-admin"));
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const firestore_1 = require("firebase-functions/v2/firestore");
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const queueAndPush_1 = require("../notifications/queueAndPush");
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const log_1 = require("../log");
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/**
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* Fires when a couple's key generation increases — one member rotated the couple key.
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*
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* Two jobs in one push, sent to BOTH members (every device):
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* 1. Security signal ("was this you?" philosophy, same class as the restore self-alerts — bypasses
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* quiet hours, no preference toggle): a key rotation is worth knowing about even when benign.
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* 2. Functional pickup nudge: the partner's closed app still holds only the old key and cannot
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* decrypt anything written under the new one until it next loads Home — the tap gets them there,
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* where the existing adoption path unwraps the rotated keyset. No key material is read or logged.
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*/
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/** Pure edge guard: fire only when keyGeneration strictly increases (ignores every other update). */
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function isKeyGenerationIncrease(before, after) {
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const b = typeof before === 'number' ? before : 0;
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const a = typeof after === 'number' ? after : 0;
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return a > b;
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}
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exports.onCoupleKeyRotated = (0, firestore_1.onDocumentUpdated)('couples/{coupleId}', async (event) => {
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var _a, _b, _c;
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const before = (_a = event.data) === null || _a === void 0 ? void 0 : _a.before.data();
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const after = (_b = event.data) === null || _b === void 0 ? void 0 : _b.after.data();
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if (!isKeyGenerationIncrease(before === null || before === void 0 ? void 0 : before.keyGeneration, after === null || after === void 0 ? void 0 : after.keyGeneration))
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return;
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const { coupleId } = event.params;
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const db = admin.firestore();
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const userIds = ((_c = after === null || after === void 0 ? void 0 : after.userIds) !== null && _c !== void 0 ? _c : []);
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if (userIds.length === 0)
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return;
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log_1.logger.log(`[onCoupleKeyRotated] couple=${coupleId} generation=${after === null || after === void 0 ? void 0 : after.keyGeneration}`);
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// Per-member isolation: one failed send must not cost the other member their alert.
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const results = await Promise.allSettled(userIds.map((uid) => (0, queueAndPush_1.queueAndPush)(db, uid, {
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type: 'couple_key_rotated',
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title: '🔑 Security update',
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body: 'Your shared key was rotated. Open the app and everything continues as normal.',
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coupleId,
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bypassQuietHours: true,
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})));
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results.forEach((r, i) => {
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if (r.status === 'rejected') {
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log_1.logger.warn('[onCoupleKeyRotated] alert failed', { uid: userIds[i], error: String(r.reason) });
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}
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});
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});
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//# sourceMappingURL=onCoupleKeyRotated.js.map
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