firma-js-chain-2.0
Version:
The Official FirmaChain Javascript SDK written in Typescript
186 lines (185 loc) • 9.42 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __asyncValues = (this && this.__asyncValues) || function (o) {
if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
var m = o[Symbol.asyncIterator], i;
return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.IpfsService = void 0;
var ipfs_http_client_1 = require("ipfs-http-client");
var fs_1 = __importDefault(require("fs"));
var FirmaUtil_1 = require("./FirmaUtil");
var IpfsService = /** @class */ (function () {
function IpfsService(_config) {
this._config = _config;
if (_config.ipfsNodeAddress.includes("https://")) {
this._protocol = "https";
}
else if (_config.ipfsNodeAddress.includes("http://")) {
this._protocol = "http";
}
else {
this._protocol = "https";
}
var address = _config.ipfsNodeAddress;
address = address.replace("https://", "");
address = address.replace("http://", "");
this._ipfsNodeClient = ipfs_http_client_1.create({ host: address, port: _config.ipfsNodePort, protocol: this._protocol });
}
IpfsService.prototype.addJson = function (jsonData) {
return __awaiter(this, void 0, void 0, function () {
var result, error_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, this._ipfsNodeClient.add(jsonData)];
case 1:
result = _a.sent();
return [2 /*return*/, result.cid.toString()];
case 2:
error_1 = _a.sent();
FirmaUtil_1.FirmaUtil.printLog(error_1);
throw error_1;
case 3: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.addBuffer = function (buffer) {
return __awaiter(this, void 0, void 0, function () {
var result, error_2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, this._ipfsNodeClient.add(buffer)];
case 1:
result = _a.sent();
return [2 /*return*/, result.cid.toString()];
case 2:
error_2 = _a.sent();
FirmaUtil_1.FirmaUtil.printLog(error_2);
throw error_2;
case 3: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.addFile = function (fileUrl) {
return __awaiter(this, void 0, void 0, function () {
var data, result, error_3;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
data = fs_1.default.readFileSync(fileUrl);
return [4 /*yield*/, this._ipfsNodeClient.add(data)];
case 1:
result = _a.sent();
return [2 /*return*/, result.cid.toString()];
case 2:
error_3 = _a.sent();
FirmaUtil_1.FirmaUtil.printLog(error_3);
throw error_3;
case 3: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.getFile = function (hash) {
var e_1, _a;
return __awaiter(this, void 0, void 0, function () {
var stream, data, stream_1, stream_1_1, chunk, e_1_1, error_4;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_b.trys.push([0, 13, , 14]);
stream = this._ipfsNodeClient.get(hash);
data = "";
_b.label = 1;
case 1:
_b.trys.push([1, 6, 7, 12]);
stream_1 = __asyncValues(stream);
_b.label = 2;
case 2: return [4 /*yield*/, stream_1.next()];
case 3:
if (!(stream_1_1 = _b.sent(), !stream_1_1.done)) return [3 /*break*/, 5];
chunk = stream_1_1.value;
data += chunk.toString();
_b.label = 4;
case 4: return [3 /*break*/, 2];
case 5: return [3 /*break*/, 12];
case 6:
e_1_1 = _b.sent();
e_1 = { error: e_1_1 };
return [3 /*break*/, 12];
case 7:
_b.trys.push([7, , 10, 11]);
if (!(stream_1_1 && !stream_1_1.done && (_a = stream_1.return))) return [3 /*break*/, 9];
return [4 /*yield*/, _a.call(stream_1)];
case 8:
_b.sent();
_b.label = 9;
case 9: return [3 /*break*/, 11];
case 10:
if (e_1) throw e_1.error;
return [7 /*endfinally*/];
case 11: return [7 /*endfinally*/];
case 12: return [2 /*return*/, data];
case 13:
error_4 = _b.sent();
FirmaUtil_1.FirmaUtil.printLog(error_4);
throw error_4;
case 14: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.getURLFromHash = function (hash) {
return this._config.ipfsWebApiAddress + "/ipfs/" + hash;
};
return IpfsService;
}());
exports.IpfsService = IpfsService;