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Текущая директория: /opt/BitGoJS/node_modules/@hashgraph/sdk/src/account
Просмотр файла: TokenNftAllowance.js
/*-
*
* 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.
*
*/
import TokenId from "../token/TokenId.js";
import AccountId from "./AccountId.js";
import Long from "long";
/**
* @namespace proto
* @typedef {import("@hashgraph/proto").proto.IGrantedNftAllowance} HashgraphProto.proto.IGrantedNftAllowance
* @typedef {import("@hashgraph/proto").proto.INftRemoveAllowance} HashgraphProto.proto.INftRemoveAllowance
* @typedef {import("@hashgraph/proto").proto.INftAllowance} HashgraphProto.proto.INftAllowance
* @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
*/
export default class TokenNftAllowance {
/**
* @internal
* @param {object} props
* @param {TokenId} props.tokenId
* @param {AccountId | null} props.spenderAccountId
* @param {AccountId | null} props.ownerAccountId
* @param {Long[] | null} props.serialNumbers
* @param {boolean | null} props.allSerials
* @param {AccountId | null} props.delegatingSpender
*/
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.serialNumbers = props.serialNumbers;
/**
* @readonly
*/
this.allSerials = props.allSerials;
/**
* The account ID of the spender who is granted approvedForAll allowance and granting
* approval on an NFT serial to another spender.
*
* @readonly
*/
this.delegatingSpender = props.delegatingSpender;
Object.freeze(this);
}
/**
* @internal
* @param {HashgraphProto.proto.INftAllowance} allowance
* @returns {TokenNftAllowance}
*/
static _fromProtobuf(allowance) {
const allSerials =
allowance.approvedForAll != null &&
allowance.approvedForAll.value == true;
return new TokenNftAllowance({
tokenId: TokenId._fromProtobuf(
/** @type {HashgraphProto.proto.ITokenID} */ (allowance.tokenId)
),
spenderAccountId:
allowance.spender != null
? AccountId._fromProtobuf(
/** @type {HashgraphProto.proto.IAccountID} */ (
allowance.spender
)
)
: null,
ownerAccountId:
allowance.owner != null
? AccountId._fromProtobuf(
/**@type {HashgraphProto.proto.IAccountID}*/ (
allowance.owner
)
)
: null,
serialNumbers: allSerials
? null
: allowance.serialNumbers != null
? allowance.serialNumbers.map((serialNumber) =>
Long.fromValue(serialNumber)
)
: [],
allSerials,
delegatingSpender:
allowance.delegatingSpender != null
? AccountId._fromProtobuf(
/**@type {HashgraphProto.proto.IAccountID}*/ (
allowance.delegatingSpender
)
)
: null,
});
}
/**
* @internal
* @param {HashgraphProto.proto.IGrantedNftAllowance} allowance
* @param {AccountId} ownerAccountId
* @returns {TokenNftAllowance}
*/
static _fromGrantedProtobuf(allowance, ownerAccountId) {
return new TokenNftAllowance({
tokenId: TokenId._fromProtobuf(
/** @type {HashgraphProto.proto.ITokenID} */ (allowance.tokenId)
),
spenderAccountId: AccountId._fromProtobuf(
/** @type {HashgraphProto.proto.IAccountID} */ (
allowance.spender
)
),
ownerAccountId,
serialNumbers: [],
allSerials: null,
delegatingSpender: null,
});
}
/**
* @internal
* @param {HashgraphProto.proto.INftRemoveAllowance} allowance
* @returns {TokenNftAllowance}
*/
static _fromRemoveProtobuf(allowance) {
return new TokenNftAllowance({
tokenId: TokenId._fromProtobuf(
/** @type {HashgraphProto.proto.ITokenID} */ (allowance.tokenId)
),
spenderAccountId: null,
ownerAccountId:
allowance.owner != null
? AccountId._fromProtobuf(
/**@type {HashgraphProto.proto.IAccountID}*/ (
allowance.owner
)
)
: null,
serialNumbers:
allowance.serialNumbers != null
? allowance.serialNumbers.map((serialNumber) =>
Long.fromValue(serialNumber)
)
: [],
allSerials: null,
delegatingSpender: null,
});
}
/**
* @internal
* @returns {HashgraphProto.proto.INftAllowance}
*/
_toProtobuf() {
return {
tokenId: this.tokenId._toProtobuf(),
spender:
this.spenderAccountId != null
? this.spenderAccountId._toProtobuf()
: null,
owner:
this.ownerAccountId != null
? this.ownerAccountId._toProtobuf()
: null,
approvedForAll:
this.serialNumbers == null ? { value: this.allSerials } : null,
serialNumbers: this.serialNumbers,
delegatingSpender:
this.delegatingSpender != null
? this.delegatingSpender._toProtobuf()
: null,
};
}
/**
* @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);
}
}
}
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