BLOCKOTUS/blockotus-organism#63 early function sendSignedTransactionProposal - not tested

Author: danielfebrero

api/dist/index.js

@@ -19,12 +19,19 @@ var _fs = _interopRequireDefault(require("fs"));
 
 var _path = _interopRequireDefault(require("path"));
 
+var _hyperledgerFabricOfflineTransactionSigning = require("hyperledger-fabric-offline-transaction-signing");
+
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
 
 function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
 
 function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
 
+// need types
+console.log({
+  dd: _hyperledgerFabricOfflineTransactionSigning.createUser
+});
+
 var WALLET_PATH = _path["default"].join(__dirname, '..', '..', '..', '..', 'wallet');
 
 var CCP_PATH = _path["default"].resolve(__dirname, '..', '..', '..', '..', 'network', 'organizations', 'peerOrganizations', 'org1.example.com', 'connection-org1.json');

api/lib/index.ts

@@ -1,6 +1,8 @@
 import { Gateway, Wallets } from 'fabric-network';
+import { Client } from 'fabric-common';
 import fs from 'fs';
 import path from 'path';
+import { sendProposal } from 'hyperledger-fabric-offline-transaction-signing';
 
 const WALLET_PATH = path.join(__dirname, '..', '..', '..', '..', 'wallet');
 const CCP_PATH = path.resolve(__dirname, '..', '..', '..', '..', 'network', 'organizations', 'peerOrganizations', 'org1.example.com', 'connection-org1.json');
@@ -31,3 +33,24 @@ export const getContractAndGateway = async ({username, chaincode, contract}) =>
     // Get the contract from the network.
     return {contract: network.getContract(chaincode, contract), gateway};
 };
+
+export const sendSignedTransactionProposal = async ({
+    username,
+    user,
+    chaincode,
+    fcn,
+    args,
+}) => {
+    // Create a new file system based wallet for managing identities.
+    const wallet = await Wallets.newFileSystemWallet(WALLET_PATH);
+
+    // Check to see if we've already enrolled the user.
+    const identity = await wallet.get(username);
+
+    const provider = wallet.getProviderRegistry().getProvider(identity.type);
+    const ccp = JSON.parse(fs.readFileSync(CCP_PATH, 'utf8'));
+    const client = new Client(ccp);
+    const userContext = await provider.getUserContext(user, username);
+
+    return await sendProposal({client, user: userContext, privateKeyPEM: user.credentials.privateKey, chaincode, fcn, args})
+}

package.json

@@ -20,7 +20,8 @@
   "homepage": "https://github.com/BLOCKOTUS/helper#readme",
   "dependencies": {
     "core-js": "^3.8.3",
-    "fabric-network": "^2.2.5"
+    "fabric-network": "^2.2.5",
+    "hyperledger-fabric-offline-transaction-signing": "^0.0.6"
   },
   "devDependencies": {
     "@babel/cli": "^7.12.10",

yarn.lock

@@ -1637,7 +1637,7 @@ eyes@0.1.x:
   resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
   integrity sha1-Ys8SAjTGg3hdkCNIqADvPgzCC8A=
 
-fabric-common@2.2.5:
+fabric-common@2.2.5, fabric-common@^2.2.5:
   version "2.2.5"
   resolved "https://registry.yarnpkg.com/fabric-common/-/fabric-common-2.2.5.tgz#e4a12318a1b1a6b4165ee96d74515574098bf902"
   integrity sha512-nAnga2klnAsyzzPlOwxW8kjKBFWqhAH/P3c987RCjh95h/C1lA0VksjyeMhmRmoo6wxFE5MHv/vY2FVh0gwNCw==
@@ -1943,6 +1943,15 @@ husky@^4.3.8:
     slash "^3.0.0"
     which-pm-runs "^1.0.0"
 
+hyperledger-fabric-offline-transaction-signing@^0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/hyperledger-fabric-offline-transaction-signing/-/hyperledger-fabric-offline-transaction-signing-0.0.6.tgz#618bfcbd48504c00189264c023b3fb2d949ce9a1"
+  integrity sha512-kDWd2T2pNlDvFS5EPtuAB2+LbVOjdNemNPaDRybvj/eyaOXAufSoDfRwzndgZZjpSF9nqFZpfgHYCpSpVHasYg==
+  dependencies:
+    elliptic "^6.5.3"
+    fabric-common "^2.2.5"
+    jsrsasign "^10.1.5"
+
 import-fresh@^3.2.1:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-3.3.0.tgz#37162c25fcb9ebaa2e6e53d5b4d88ce17d9e0c2b"
@@ -2210,6 +2219,11 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
+jsrsasign@^10.1.5:
+  version "10.1.12"
+  resolved "https://registry.yarnpkg.com/jsrsasign/-/jsrsasign-10.1.12.tgz#5df3e9198596f44833ae8b7aa1c637b8d449019a"
+  integrity sha512-1IWDl3DQOxXJpShE+Sb7vYOw3RhclqkqLuLagScuQrxgzwpCcp2DJcRzW92O4eSCPqMWoGdNJVfY3TKMb/JBZQ==
+
 jsrsasign@^8.0.20:
   version "8.0.24"
   resolved "https://registry.yarnpkg.com/jsrsasign/-/jsrsasign-8.0.24.tgz#fc26bac45494caac3dd8f69c1f95847c4bda6c83"