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Текущая директория: /opt/BitGoJS/node_modules/@hashgraph/sdk/lib/account

Просмотр файла: TokenAllowance.cjs

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _TokenId = _interopRequireDefault(require("../token/TokenId.cjs"));
var _AccountId = _interopRequireDefault(require("./AccountId.cjs"));
var _long = _interopRequireDefault(require("long"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/*-
 * ‌
 * Hedera JavaScript SDK
 * ​
 * Copyright (C) 2020 - 2022 Hedera Hashgraph, LLC
 * ​
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ‍
 */

/**
 * @namespace proto
 * @typedef {import("@hashgraph/proto").proto.IGrantedTokenAllowance} HashgraphProto.proto.IGrantedTokenAllowance
 * @typedef {import("@hashgraph/proto").proto.ITokenAllowance} HashgraphProto.proto.ITokenAllowance
 * @typedef {import("@hashgraph/proto").proto.ITokenID} HashgraphProto.proto.ITokenID
 * @typedef {import("@hashgraph/proto").proto.IAccountID} HashgraphProto.proto.IAccountID
 */
/**
 * @typedef {import("../client/Client.js").default<*, *>} Client
 */
class TokenAllowance {
  /**
   * @internal
   * @param {object} props
   * @param {TokenId} props.tokenId
   * @param {AccountId | null} props.spenderAccountId
   * @param {AccountId | null} props.ownerAccountId
   * @param {Long | null} props.amount
   */
  constructor(props) {
    /**
     * The token that the allowance pertains to.
     *
     * @readonly
     */
    this.tokenId = props.tokenId;

    /**
     * The account ID of the spender of the hbar allowance.
     *
     * @readonly
     */
    this.spenderAccountId = props.spenderAccountId;

    /**
     * The account ID of the owner of the hbar allowance.
     *
     * @readonly
     */
    this.ownerAccountId = props.ownerAccountId;

    /**
     * The current balance of the spender's token allowance.
     * **NOTE**: If `null`, the spender has access to all of the account owner's NFT instances
     * (currently owned and any in the future).
     *
     * @readonly
     */
    this.amount = props.amount;
    Object.freeze(this);
  }

  /**
   * @internal
   * @param {HashgraphProto.proto.ITokenAllowance} allowance
   * @returns {TokenAllowance}
   */
  static _fromProtobuf(allowance) {
    return new TokenAllowance({
      tokenId: _TokenId.default._fromProtobuf( /** @type {HashgraphProto.proto.ITokenID} */allowance.tokenId),
      spenderAccountId: _AccountId.default._fromProtobuf( /** @type {HashgraphProto.proto.IAccountID} */
      allowance.spender),
      ownerAccountId: allowance.owner != null ? _AccountId.default._fromProtobuf( /**@type {HashgraphProto.proto.IAccountID}*/
      allowance.owner) : null,
      amount: allowance.amount != null ? _long.default.fromValue( /** @type {Long} */allowance.amount) : null
    });
  }

  /**
   * @internal
   * @param {HashgraphProto.proto.IGrantedTokenAllowance} allowance
   * @param {AccountId} ownerAccountId
   * @returns {TokenAllowance}
   */
  static _fromGrantedProtobuf(allowance, ownerAccountId) {
    return new TokenAllowance({
      tokenId: _TokenId.default._fromProtobuf( /** @type {HashgraphProto.proto.ITokenID} */allowance.tokenId),
      spenderAccountId: _AccountId.default._fromProtobuf( /** @type {HashgraphProto.proto.IAccountID} */
      allowance.spender),
      ownerAccountId,
      amount: allowance.amount != null ? _long.default.fromValue( /** @type {Long} */allowance.amount) : null
    });
  }

  /**
   * @internal
   * @returns {HashgraphProto.proto.ITokenAllowance}
   */
  _toProtobuf() {
    return {
      tokenId: this.tokenId._toProtobuf(),
      spender: this.spenderAccountId != null ? this.spenderAccountId._toProtobuf() : null,
      owner: this.ownerAccountId != null ? this.ownerAccountId._toProtobuf() : null,
      amount: this.amount
    };
  }

  /**
   * @param {Client} client
   */
  _validateChecksums(client) {
    this.tokenId.validateChecksum(client);
    if (this.ownerAccountId != null) {
      this.ownerAccountId.validateChecksum(client);
    }
    if (this.spenderAccountId != null) {
      this.spenderAccountId.validateChecksum(client);
    }
  }
}
exports.default = TokenAllowance;

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