@ibradecode/bails
Version:
WhatsApp API
65 lines (64 loc) • 3.14 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.GroupSessionBuilder = void 0;
const keyhelper = __importStar(require("./keyhelper"));
const sender_key_distribution_message_1 = require("./sender-key-distribution-message");
class GroupSessionBuilder {
constructor(senderKeyStore) {
this.senderKeyStore = senderKeyStore;
}
async process(senderKeyName, senderKeyDistributionMessage) {
const senderKeyRecord = await this.senderKeyStore.loadSenderKey(senderKeyName);
senderKeyRecord.addSenderKeyState(senderKeyDistributionMessage.getId(), senderKeyDistributionMessage.getIteration(), senderKeyDistributionMessage.getChainKey(), senderKeyDistributionMessage.getSignatureKey());
await this.senderKeyStore.storeSenderKey(senderKeyName, senderKeyRecord);
}
async create(senderKeyName) {
const senderKeyRecord = await this.senderKeyStore.loadSenderKey(senderKeyName);
if (senderKeyRecord.isEmpty()) {
const keyId = keyhelper.generateSenderKeyId();
const senderKey = keyhelper.generateSenderKey();
const signingKey = keyhelper.generateSenderSigningKey();
senderKeyRecord.setSenderKeyState(keyId, 0, senderKey, signingKey);
await this.senderKeyStore.storeSenderKey(senderKeyName, senderKeyRecord);
}
const state = senderKeyRecord.getSenderKeyState();
if (!state) {
throw new Error('No session state available');
}
return new sender_key_distribution_message_1.SenderKeyDistributionMessage(state.getKeyId(), state.getSenderChainKey().getIteration(), state.getSenderChainKey().getSeed(), state.getSigningKeyPublic());
}
}
exports.GroupSessionBuilder = GroupSessionBuilder;