@nexex/orderbook
Version:
154 lines • 7.3 kB
JavaScript
"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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Object.defineProperty(exports, "__esModule", { value: true });
var common_1 = require("@nestjs/common");
var ipfs_1 = __importDefault(require("ipfs"));
var global_model_1 = require("../global/global.model");
var defer_1 = require("../utils/defer");
var defaultOptions = {
EXPERIMENTAL: {
pubsub: true
},
repo: 'ipfs-private',
init: true,
config: {
Addresses: {
Swarm: [
'/dns4/ws-star.discovery.libp2p.io/tcp/443/wss/p2p-websocket-star',
'/dns4/wstar.nexex.info/tcp/443/wss/p2p-websocket-star/'
]
}
}
};
var IpfsService = /** @class */ (function () {
function IpfsService(config) {
var _this = this;
this.config = config;
this.ready = defer_1.defer();
if (config.ipfs.enabled) {
this.ipfsNode = new ipfs_1.default(__assign({}, defaultOptions, { repo: config.ipfs.repo }));
this.ipfsNode.on('ready', function () {
_this.ipfsNode.id(function (err, _a) {
var id = _a.id;
_this.id = id;
_this.ready.resolve();
});
});
}
}
IpfsService.prototype.subscribe = function (topic, handler) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.config.ipfs.enabled) return [3 /*break*/, 2];
return [4 /*yield*/, this.ready.promise];
case 1:
_a.sent();
return [2 /*return*/, this.ipfsNode.pubsub.subscribe(topic, handler)];
case 2: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.unsubscribe = function (topic) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.config.ipfs.enabled) return [3 /*break*/, 2];
return [4 /*yield*/, this.ready.promise];
case 1:
_a.sent();
return [2 /*return*/, this.ipfsNode.pubsub.unsubscribe(topic)];
case 2: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.publish = function (topic, data) {
return __awaiter(this, void 0, void 0, function () {
var Buffer_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.config.ipfs.enabled) return [3 /*break*/, 2];
return [4 /*yield*/, this.ready.promise];
case 1:
_a.sent();
Buffer_1 = this.ipfsNode.types.Buffer;
this.ipfsNode.pubsub.publish(topic, Buffer_1.from(data));
_a.label = 2;
case 2: return [2 /*return*/];
}
});
});
};
IpfsService.prototype.getTopic = function (marketId) {
return "" + this.config.ipfs.prefix + marketId;
};
IpfsService = __decorate([
common_1.Injectable(),
__metadata("design:paramtypes", [global_model_1.ObConfig])
], IpfsService);
return IpfsService;
}());
exports.IpfsService = IpfsService;
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