merkle-btree/es/GUNStorage.js

Content-addressed b-tree

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

import { randomBytes } from 'crypto';

var GUNStorage = function () {
  function GUNStorage(gun) {
    _classCallCheck(this, GUNStorage);

    this.gun = gun.get('identifi');
  }

  GUNStorage.prototype.put = function put(value, name) {
    var _this = this;

    return new Promise(function (resolve) {
      randomBytes(32, function (err, buffer) {
        var key = name || buffer.toString('base64');
        _this.gun.get(key).put(value, function (ack) {
          console.log('waiting for ack');
          if (ack.err) {
            console.log('ack error!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!');
            return;
            // return reject(ack.err);
          }
          console.log('ack success!', key);
        });
        resolve(key);
      });
    });
  };

  GUNStorage.prototype.get = function get(hash) {
    var _this2 = this;

    return new Promise(function (resolve) {
      _this2.gun.get(hash).on(function (data, key, msg, event) {
        event.off();
        if (!data) {
          return;
          //return reject(`Error: Hash cannot be found at ${hash}`);
        }
        resolve(data);
      });
    });
  };

  GUNStorage.prototype.remove = function remove(key) {
    var _this3 = this;

    return new Promise(function (resolve, reject) {
      _this3.gun.get(key).put(null, function (ack) {
        if (ack.err) {
          return reject(ack.err);
        }
      });
      resolve(key);
    });
  };

  GUNStorage.prototype.clear = function clear() {
    return Promise.resolve();
  };

  return GUNStorage;
}();

export default GUNStorage;