git.delta.rocks / unique-network / refs/commits / bbf501e6dfeb

1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// SPDX-License-Identifier: Apache-2.034/* eslint-disable @typescript-eslint/no-var-requires */5/* eslint-disable function-call-argument-newline */6/* eslint-disable no-prototype-builtins */78import {ApiPromise, WsProvider, Keyring} from '@polkadot/api';9import {ApiInterfaceEvents} from '@polkadot/api/types';10import {encodeAddress, decodeAddress, keccakAsHex, evmToAddress, addressToEvm} from '@polkadot/util-crypto';11import {IKeyringPair} from '@polkadot/types/types';12import {IApiListeners, IBlock, IChainEvent, IChainProperties, ICollectionCreationOptions, ICollectionLimits, ICollectionPermissions, ICrossAccountId, ICrossAccountIdLower, ILogger, INestingPermissions, IProperty, IStakingInfo, ISubstrateBalance, IToken, ITokenPropertyPermission, ITransactionResult, IUniqueHelperLog, TApiAllowedListeners, TEthereumAccount, TSigner, TSubstrateAccount, TUniqueNetworks} from './types';1314export const crossAccountIdFromLower = (lowerAddress: ICrossAccountIdLower): ICrossAccountId => {15  const address = {} as ICrossAccountId;16  if(lowerAddress.substrate) address.Substrate = lowerAddress.substrate;17  if(lowerAddress.ethereum) address.Ethereum = lowerAddress.ethereum;18  return address;19};2021const nesting = {22  toChecksumAddress(address: string): string {23    if (typeof address === 'undefined') return '';2425    if(!/^(0x)?[0-9a-f]{40}$/i.test(address)) throw new Error(`Given address "${address}" is not a valid Ethereum address.`);2627    address = address.toLowerCase().replace(/^0x/i,'');28    const addressHash = keccakAsHex(address).replace(/^0x/i,'');29    const checksumAddress = ['0x'];3031    for (let i = 0; i < address.length; i++) {32      // If ith character is 8 to f then make it uppercase33      if (parseInt(addressHash[i], 16) > 7) {34        checksumAddress.push(address[i].toUpperCase());35      } else {36        checksumAddress.push(address[i]);37      }38    }39    return checksumAddress.join('');40  },41  tokenIdToAddress(collectionId: number, tokenId: number) {42    return this.toChecksumAddress(`0xf8238ccfff8ed887463fd5e0${collectionId.toString(16).padStart(8, '0')}${tokenId.toString(16).padStart(8, '0')}`);43  },44};4546class UniqueUtil {47  static transactionStatus = {48    NOT_READY: 'NotReady',49    FAIL: 'Fail',50    SUCCESS: 'Success',51  };5253  static chainLogType = {54    EXTRINSIC: 'extrinsic',55    RPC: 'rpc',56  };5758  static getNestingTokenAddress(collectionId: number, tokenId: number) {59    return nesting.tokenIdToAddress(collectionId, tokenId);60  }6162  static getDefaultLogger(): ILogger {63    return {64      log(msg: any, level = 'INFO') {65        console[level.toLocaleLowerCase() === 'error' ? 'error' : 'log'](...(Array.isArray(msg) ? msg : [msg]));66      },67      level: {68        ERROR: 'ERROR',69        WARNING: 'WARNING',70        INFO: 'INFO',71      },72    };73  }7475  static vec2str(arr: string[] | number[]) {76    return arr.map(x => String.fromCharCode(parseInt(x.toString()))).join('');77  }7879  static str2vec(string: string) {80    if (typeof string !== 'string') return string;81    return Array.from(string).map(x => x.charCodeAt(0));82  }8384  static fromSeed(seed: string, ss58Format = 42) {85    const keyring = new Keyring({type: 'sr25519', ss58Format});86    return keyring.addFromUri(seed);87  }8889  static normalizeSubstrateAddress(address: string, ss58Format = 42) {90    return encodeAddress(decodeAddress(address), ss58Format);91  }9293  static extractCollectionIdFromCreationResult(creationResult: ITransactionResult) {94    if (creationResult.status !== this.transactionStatus.SUCCESS) {95      throw Error('Unable to create collection!');96    }9798    let collectionId = null;99    creationResult.result.events.forEach(({event: {data, method, section}}) => {100      if ((section === 'common') && (method === 'CollectionCreated')) {101        collectionId = parseInt(data[0].toString(), 10);102      }103    });104105    if (collectionId === null) {106      throw Error('No CollectionCreated event was found!');107    }108109    return collectionId;110  }111112  static extractTokensFromCreationResult(creationResult: ITransactionResult) {113    if (creationResult.status !== this.transactionStatus.SUCCESS) {114      throw Error('Unable to create tokens!');115    }116    let success = false;117    const tokens = [] as any;118    creationResult.result.events.forEach(({event: {data, method, section}}) => {119      if (method === 'ExtrinsicSuccess') {120        success = true;121      } else if ((section === 'common') && (method === 'ItemCreated')) {122        tokens.push({123          collectionId: parseInt(data[0].toString(), 10),124          tokenId: parseInt(data[1].toString(), 10),125          owner: data[2].toJSON(),126        });127      }128    });129    return {success, tokens};130  }131132  static extractTokensFromBurnResult(burnResult: ITransactionResult) {133    if (burnResult.status !== this.transactionStatus.SUCCESS) {134      throw Error('Unable to burn tokens!');135    }136    let success = false;137    const tokens = [] as any;138    burnResult.result.events.forEach(({event: {data, method, section}}) => {139      if (method === 'ExtrinsicSuccess') {140        success = true;141      } else if ((section === 'common') && (method === 'ItemDestroyed')) {142        tokens.push({143          collectionId: parseInt(data[0].toString(), 10),144          tokenId: parseInt(data[1].toString(), 10),145          owner: data[2].toJSON(),146        });147      }148    });149    return {success, tokens};150  }151152  static findCollectionInEvents(events: {event: IChainEvent}[], collectionId: number, expectedSection: string, expectedMethod: string) {153    let eventId = null;154    events.forEach(({event: {data, method, section}}) => {155      if ((section === expectedSection) && (method === expectedMethod)) {156        eventId = parseInt(data[0].toString(), 10);157      }158    });159160    if (eventId === null) {161      throw Error(`No ${expectedMethod} event was found!`);162    }163    return eventId === collectionId;164  }165166  static isTokenTransferSuccess(events: {event: IChainEvent}[], collectionId: number, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n) {167    const normalizeAddress = (address: string | ICrossAccountId) => {168      if(typeof address === 'string') return address;169      const obj = {} as any;170      Object.keys(address).forEach(k => {171        obj[k.toLocaleLowerCase()] = address[k as 'Substrate' | 'Ethereum'];172      });173      if(obj.substrate) return {Substrate: this.normalizeSubstrateAddress(obj.substrate)};174      if(obj.ethereum) return {Ethereum: obj.ethereum.toLocaleLowerCase()};175      return address;176    };177    let transfer = {collectionId: null, tokenId: null, from: null, to: null, amount: 1} as any;178    events.forEach(({event: {data, method, section}}) => {179      if ((section === 'common') && (method === 'Transfer')) {180        const hData = (data as any).toJSON();181        transfer = {182          collectionId: hData[0],183          tokenId: hData[1],184          from: normalizeAddress(hData[2]),185          to: normalizeAddress(hData[3]),186          amount: BigInt(hData[4]),187        };188      }189    });190    let isSuccess = parseInt(collectionId.toString()) === transfer.collectionId && parseInt(tokenId.toString()) === transfer.tokenId;191    isSuccess = isSuccess && JSON.stringify(normalizeAddress(fromAddressObj)) === JSON.stringify(transfer.from);192    isSuccess = isSuccess && JSON.stringify(normalizeAddress(toAddressObj)) === JSON.stringify(transfer.to);193    isSuccess = isSuccess && amount === transfer.amount;194    return isSuccess;195  }196}197198199class ChainHelperBase {200  transactionStatus = UniqueUtil.transactionStatus;201  chainLogType = UniqueUtil.chainLogType;202  util: typeof UniqueUtil;203  logger: ILogger;204  api: ApiPromise | null;205  forcedNetwork: TUniqueNetworks | null;206  network: TUniqueNetworks | null;207  chainLog: IUniqueHelperLog[];208209  constructor(logger?: ILogger) {210    this.util = UniqueUtil;211    if (typeof logger == 'undefined') logger = this.util.getDefaultLogger();212    this.logger = logger;213    this.api = null;214    this.forcedNetwork = null;215    this.network = null;216    this.chainLog = [];217  }218219  clearChainLog(): void {220    this.chainLog = [];221  }222223  forceNetwork(value: TUniqueNetworks): void {224    this.forcedNetwork = value;225  }226227  async connect(wsEndpoint: string, listeners?: IApiListeners) {228    if (this.api !== null) throw Error('Already connected');229    const {api, network} = await ChainHelperBase.createConnection(wsEndpoint, listeners, this.forcedNetwork);230    this.api = api;231    this.network = network;232  }233234  async disconnect() {235    if (this.api === null) return;236    await this.api.disconnect();237    this.api = null;238    this.network = null;239  }240241  static async detectNetwork(api: ApiPromise): Promise<TUniqueNetworks> {242    const spec = (await api.query.system.lastRuntimeUpgrade()).toJSON() as any;243    if(['quartz', 'unique'].indexOf(spec.specName) > -1) return spec.specName;244    return 'opal';245  }246247  static async detectNetworkByWsEndpoint(wsEndpoint: string): Promise<TUniqueNetworks> {248    const api = new ApiPromise({provider: new WsProvider(wsEndpoint)});249    await api.isReady;250251    const network = await this.detectNetwork(api);252253    await api.disconnect();254255    return network;256  }257258  static async createConnection(wsEndpoint: string, listeners?: IApiListeners, network?: TUniqueNetworks | null): Promise<{259    api: ApiPromise;260    network: TUniqueNetworks;261  }> {262    if(typeof network === 'undefined' || network === null) network = 'opal';263    const supportedRPC = {264      opal: {265        unique: require('@unique-nft/opal-testnet-types/definitions').unique.rpc,266      },267      quartz: {268        unique: require('@unique-nft/quartz-mainnet-types/definitions').unique.rpc,269      },270      unique: {271        unique: require('@unique-nft/unique-mainnet-types/definitions').unique.rpc,272      },273    };274    if(!supportedRPC.hasOwnProperty(network)) network = await this.detectNetworkByWsEndpoint(wsEndpoint);275    const rpc = supportedRPC[network];276277    // TODO: investigate how to replace rpc in runtime278    // api._rpcCore.addUserInterfaces(rpc);279280    const api = new ApiPromise({provider: new WsProvider(wsEndpoint), rpc});281282    await api.isReadyOrError;283284    if (typeof listeners === 'undefined') listeners = {};285    for (const event of ['connected', 'disconnected', 'error', 'ready', 'decorated']) {286      if (!listeners.hasOwnProperty(event) || typeof listeners[event as TApiAllowedListeners] === 'undefined') continue;287      api.on(event as ApiInterfaceEvents, listeners[event as TApiAllowedListeners] as (...args: any[]) => any);288    }289290    return {api, network};291  }292293  getTransactionStatus(data: {events: {event: IChainEvent}[], status: any}) {294    const {events, status} = data;295    if (status.isReady) {296      return this.transactionStatus.NOT_READY;297    }298    if (status.isBroadcast) {299      return this.transactionStatus.NOT_READY;300    }301    if (status.isInBlock || status.isFinalized) {302      const errors = events.filter(e => e.event.data.method === 'ExtrinsicFailed');303      if (errors.length > 0) {304        return this.transactionStatus.FAIL;305      }306      if (events.filter(e => e.event.data.method === 'ExtrinsicSuccess').length > 0) {307        return this.transactionStatus.SUCCESS;308      }309    }310311    return this.transactionStatus.FAIL;312  }313314  signTransaction(sender: TSigner, transaction: any, label = 'transaction', options: any = null) {315    const sign = (callback: any) => {316      if(options !== null) return transaction.signAndSend(sender, options, callback);317      return transaction.signAndSend(sender, callback);318    };319    // eslint-disable-next-line no-async-promise-executor320    return new Promise(async (resolve, reject) => {321      try {322        const unsub = await sign((result: any) => {323          const status = this.getTransactionStatus(result);324325          if (status === this.transactionStatus.SUCCESS) {326            this.logger.log(`${label} successful`);327            unsub();328            resolve({result, status});329          } else if (status === this.transactionStatus.FAIL) {330            let moduleError = null;331332            if (result.hasOwnProperty('dispatchError')) {333              const dispatchError = result['dispatchError'];334335              if (dispatchError && dispatchError.isModule) {336                const modErr = dispatchError.asModule;337                const errorMeta = dispatchError.registry.findMetaError(modErr);338339                moduleError = `${errorMeta.section}.${errorMeta.name}`;340              }341              else {342                this.logger.log(result, this.logger.level.ERROR);343              }344            }345346            this.logger.log(`Something went wrong with ${label}. Status: ${status}`, this.logger.level.ERROR);347            unsub();348            reject({status, moduleError, result});349          }350        });351      } catch (e) {352        this.logger.log(e, this.logger.level.ERROR);353        reject(e);354      }355    });356  }357358  constructApiCall(apiCall: string, params: any[]) {359    if(!apiCall.startsWith('api.')) throw Error(`Invalid api call: ${apiCall}`);360    let call = this.api as any;361    for(const part of apiCall.slice(4).split('.')) {362      call = call[part];363    }364    return call(...params);365  }366367  async executeExtrinsic(sender: TSigner, extrinsic: string, params: any[], expectSuccess=false/*, failureMessage='expected success'*/) {368    if(this.api === null) throw Error('API not initialized');369    if(!extrinsic.startsWith('api.tx.')) throw Error(`${extrinsic} is not transaction`);370371    const startTime = (new Date()).getTime();372    let result: ITransactionResult;373    let events = [];374    try {375      result = await this.signTransaction(sender, this.constructApiCall(extrinsic, params), extrinsic) as ITransactionResult;376      events = result.result.events.map((x: any) => x.toHuman());377    }378    catch(e) {379      if(!(e as object).hasOwnProperty('status')) throw e;380      result = e as ITransactionResult;381    }382383    const endTime = (new Date()).getTime();384385    const log = {386      executedAt: endTime,387      executionTime: endTime - startTime,388      type: this.chainLogType.EXTRINSIC,389      status: result.status,390      call: extrinsic,391      signer: this.getSignerAddress(sender),392      params,393    } as IUniqueHelperLog;394395    if(result.status !== this.transactionStatus.SUCCESS && result.moduleError) log.moduleError = result.moduleError;396    if(events.length > 0) log.events = events;397398    this.chainLog.push(log);399400    if(expectSuccess && result.status !== this.transactionStatus.SUCCESS) throw Error(`${result.moduleError}`);401    return result;402  }403404  async callRpc(rpc: string, params?: any[]) {405    if(typeof params === 'undefined') params = [];406    if(this.api === null) throw Error('API not initialized');407    if(!rpc.startsWith('api.rpc.') && !rpc.startsWith('api.query.')) throw Error(`${rpc} is not RPC call`);408409    const startTime = (new Date()).getTime();410    let result;411    let error = null;412    const log = {413      type: this.chainLogType.RPC,414      call: rpc,415      params,416    } as IUniqueHelperLog;417418    try {419      result = await this.constructApiCall(rpc, params);420    }421    catch(e) {422      error = e;423    }424425    const endTime = (new Date()).getTime();426427    log.executedAt = endTime;428    log.status = (error === null ? this.transactionStatus.SUCCESS : this.transactionStatus.FAIL) as 'Fail' | 'Success';429    log.executionTime = endTime - startTime;430431    this.chainLog.push(log);432433    if(error !== null) throw error;434435    return result;436  }437438  getSignerAddress(signer: IKeyringPair | string): string {439    if(typeof signer === 'string') return signer;440    return signer.address;441  }442443  fetchAllPalletNames(): string[] {444    if(this.api === null) throw Error('API not initialized');445    return this.api.runtimeMetadata.asLatest.pallets.map(m => m.name.toString().toLowerCase());446  }447448  fetchMissingPalletNames(requiredPallets: string[]): string[] {449    const palletNames = this.fetchAllPalletNames();450    return requiredPallets.filter(p => !palletNames.includes(p));451  }452}453454455class HelperGroup {456  helper: UniqueHelper;457458  constructor(uniqueHelper: UniqueHelper) {459    this.helper = uniqueHelper;460  }461}462463464class CollectionGroup extends HelperGroup {465  /**466 * Get number of blocks when sponsored transaction is available.467 *468 * @param collectionId ID of collection469 * @param tokenId ID of token470 * @param addressObj address for which the sponsorship is checked471 * @example await getTokenNextSponsored(1, 2, {Substrate: '5DfhbVfww7ThF8q6f3...'});472 * @returns number of blocks or null if sponsorship hasn't been set473 */474  async getTokenNextSponsored(collectionId: number, tokenId: number, addressObj: ICrossAccountId): Promise<number | null> {475    return (await this.helper.callRpc('api.rpc.unique.nextSponsored', [collectionId, addressObj, tokenId])).toJSON();476  }477478  /**479   * Get the number of created collections.480   *481   * @returns number of created collections482   */483  async getTotalCount(): Promise<number> {484    return (await this.helper.callRpc('api.rpc.unique.collectionStats')).created.toNumber();485  }486487  /**488   * Get information about the collection with additional data,489   * including the number of tokens it contains, its administrators,490   * the normalized address of the collection's owner, and decoded name and description.491   *492   * @param collectionId ID of collection493   * @example await getData(2)494   * @returns collection information object495   */496  async getData(collectionId: number): Promise<{497    id: number;498    name: string;499    description: string;500    tokensCount: number;501    admins: ICrossAccountId[];502    normalizedOwner: TSubstrateAccount;503    raw: any504  } | null> {505    const collection = await this.helper.callRpc('api.rpc.unique.collectionById', [collectionId]);506    const humanCollection = collection.toHuman(), collectionData = {507      id: collectionId, name: null, description: null, tokensCount: 0, admins: [],508      raw: humanCollection,509    } as any, jsonCollection = collection.toJSON();510    if (humanCollection === null) return null;511    collectionData.raw.limits = jsonCollection.limits;512    collectionData.raw.permissions = jsonCollection.permissions;513    collectionData.normalizedOwner = this.helper.address.normalizeSubstrate(collectionData.raw.owner);514    for (const key of ['name', 'description']) {515      collectionData[key] = this.helper.util.vec2str(humanCollection[key]);516    }517518    collectionData.tokensCount = (['RFT', 'NFT'].includes(humanCollection.mode))519      ? await this.helper[humanCollection.mode.toLocaleLowerCase() as 'nft' | 'rft'].getLastTokenId(collectionId)520      : 0;521    collectionData.admins = await this.getAdmins(collectionId);522523    return collectionData;524  }525526  /**527   * Get the addresses of the collection's administrators, optionally normalized.528   *529   * @param collectionId ID of collection530   * @param normalize whether to normalize the addresses to the default ss58 format531   * @example await getAdmins(1)532   * @returns array of administrators533   */534  async getAdmins(collectionId: number, normalize = false): Promise<ICrossAccountId[]> {535    const admins = (await this.helper.callRpc('api.rpc.unique.adminlist', [collectionId])).toHuman();536537    return normalize538      ? admins.map((address: any) => {539        return address.Substrate540          ? {Substrate: this.helper.address.normalizeSubstrate(address.Substrate)}541          : address;542      })543      : admins;544  }545546  /**547   * Get the addresses added to the collection allow-list, optionally normalized.548   * @param collectionId ID of collection549   * @param normalize whether to normalize the addresses to the default ss58 format550   * @example await getAllowList(1)551   * @returns array of allow-listed addresses552   */553  async getAllowList(collectionId: number, normalize = false): Promise<ICrossAccountId[]> {554    const allowListed = (await this.helper.callRpc('api.rpc.unique.allowlist', [collectionId])).toHuman();555    return normalize556      ? allowListed.map((address: any) => {557        return address.Substrate558          ? {Substrate: this.helper.address.normalizeSubstrate(address.Substrate)}559          : address;560      })561      : allowListed;562  }563564  /**565   * Get the effective limits of the collection instead of null for default values566   *567   * @param collectionId ID of collection568   * @example await getEffectiveLimits(2)569   * @returns object of collection limits570   */571  async getEffectiveLimits(collectionId: number): Promise<ICollectionLimits> {572    return (await this.helper.callRpc('api.rpc.unique.effectiveCollectionLimits', [collectionId])).toJSON();573  }574575  /**576   * Burns the collection if the signer has sufficient permissions and collection is empty.577   *578   * @param signer keyring of signer579   * @param collectionId ID of collection580   * @example await helper.collection.burn(aliceKeyring, 3);581   * @returns ```true``` if extrinsic success, otherwise ```false```582   */583  async burn(signer: TSigner, collectionId: number): Promise<boolean> {584    const result = await this.helper.executeExtrinsic(585      signer,586      'api.tx.unique.destroyCollection', [collectionId],587      true,588    );589590    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'CollectionDestroyed');591  }592593  /**594   * Sets the sponsor for the collection (Requires the Substrate address). Needs confirmation by the sponsor.595   *596   * @param signer keyring of signer597   * @param collectionId ID of collection598   * @param sponsorAddress Sponsor substrate address599   * @example setSponsor(aliceKeyring, 10, "5DyN4Y92vZCjv38fg...")600   * @returns ```true``` if extrinsic success, otherwise ```false```601   */602  async setSponsor(signer: TSigner, collectionId: number, sponsorAddress: TSubstrateAccount): Promise<boolean> {603    const result = await this.helper.executeExtrinsic(604      signer,605      'api.tx.unique.setCollectionSponsor', [collectionId, sponsorAddress],606      true,607    );608609    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionSponsorSet');610  }611612  /**613   * Confirms consent to sponsor the collection on behalf of the signer.614   *615   * @param signer keyring of signer616   * @param collectionId ID of collection617   * @example confirmSponsorship(aliceKeyring, 10)618   * @returns ```true``` if extrinsic success, otherwise ```false```619   */620  async confirmSponsorship(signer: TSigner, collectionId: number): Promise<boolean> {621    const result = await this.helper.executeExtrinsic(622      signer,623      'api.tx.unique.confirmSponsorship', [collectionId],624      true,625    );626627    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'SponsorshipConfirmed');628  }629630  /**631   * Removes the sponsor of a collection, regardless if it consented or not.632   *633   * @param signer keyring of signer634   * @param collectionId ID of collection635   * @example removeSponsor(aliceKeyring, 10)636   * @returns ```true``` if extrinsic success, otherwise ```false```637   */638  async removeSponsor(signer: TSigner, collectionId: number): Promise<boolean> {639    const result = await this.helper.executeExtrinsic(640      signer,641      'api.tx.unique.removeCollectionSponsor', [collectionId],642      true,643    );644645    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionSponsorRemoved');646  }647648  /**649   * Sets the limits of the collection. At least one limit must be specified for a correct call.650   *651   * @param signer keyring of signer652   * @param collectionId ID of collection653   * @param limits collection limits object654   * @example655   * await setLimits(656   *   aliceKeyring,657   *   10,658   *   {659   *     sponsorTransferTimeout: 0,660   *     ownerCanDestroy: false661   *   }662   * )663   * @returns ```true``` if extrinsic success, otherwise ```false```664   */665  async setLimits(signer: TSigner, collectionId: number, limits: ICollectionLimits): Promise<boolean> {666    const result = await this.helper.executeExtrinsic(667      signer,668      'api.tx.unique.setCollectionLimits', [collectionId, limits],669      true,670    );671672    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionLimitSet');673  }674675  /**676   * Changes the owner of the collection to the new Substrate address.677   *678   * @param signer keyring of signer679   * @param collectionId ID of collection680   * @param ownerAddress substrate address of new owner681   * @example changeOwner(aliceKeyring, 10, "5DyN4Y92vZCjv38fg...")682   * @returns ```true``` if extrinsic success, otherwise ```false```683   */684  async changeOwner(signer: TSigner, collectionId: number, ownerAddress: TSubstrateAccount): Promise<boolean> {685    const result = await this.helper.executeExtrinsic(686      signer,687      'api.tx.unique.changeCollectionOwner', [collectionId, ownerAddress],688      true,689    );690691    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionOwnedChanged');692  }693694  /**695   * Adds a collection administrator.696   *697   * @param signer keyring of signer698   * @param collectionId ID of collection699   * @param adminAddressObj Administrator address (substrate or ethereum)700   * @example addAdmin(aliceKeyring, 10, {Substrate: "5DyN4Y92vZCjv38fg..."})701   * @returns ```true``` if extrinsic success, otherwise ```false```702   */703  async addAdmin(signer: TSigner, collectionId: number, adminAddressObj: ICrossAccountId): Promise<boolean> {704    const result = await this.helper.executeExtrinsic(705      signer,706      'api.tx.unique.addCollectionAdmin', [collectionId, adminAddressObj],707      true,708    );709710    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionAdminAdded');711  }712713  /**714   * Removes a collection administrator.715   *716   * @param signer keyring of signer717   * @param collectionId ID of collection718   * @param adminAddressObj Administrator address (substrate or ethereum)719   * @example removeAdmin(aliceKeyring, 10, {Substrate: "5DyN4Y92vZCjv38fg..."})720   * @returns ```true``` if extrinsic success, otherwise ```false```721   */722  async removeAdmin(signer: TSigner, collectionId: number, adminAddressObj: ICrossAccountId): Promise<boolean> {723    const result = await this.helper.executeExtrinsic(724      signer,725      'api.tx.unique.removeCollectionAdmin', [collectionId, adminAddressObj],726      true,727    );728729    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionAdminRemoved');730  }731732  /**733   * Check if user is in allow list.734   * 735   * @param collectionId ID of collection736   * @param user Account to check737   * @example await getAdmins(1)738   * @returns is user in allow list739   */740  async allowed(collectionId: number, user: ICrossAccountId): Promise<boolean> {741    return (await this.helper.callRpc('api.rpc.unique.allowed', [collectionId, user])).toJSON();742  }743744  /**745   * Adds an address to allow list746   * @param signer keyring of signer747   * @param collectionId ID of collection748   * @param addressObj address to add to the allow list749   * @returns ```true``` if extrinsic success, otherwise ```false```750   */751  async addToAllowList(signer: TSigner, collectionId: number, addressObj: ICrossAccountId): Promise<boolean> {752    const result = await this.helper.executeExtrinsic(753      signer,754      'api.tx.unique.addToAllowList', [collectionId, addressObj],755      true,756    );757758    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'AllowListAddressAdded');759  }760761  /**762   * Removes an address from allow list763   *764   * @param signer keyring of signer765   * @param collectionId ID of collection766   * @param addressObj address to remove from the allow list767   * @returns ```true``` if extrinsic success, otherwise ```false```768   */769  async removeFromAllowList(signer: TSigner, collectionId: number, addressObj: ICrossAccountId): Promise<boolean> {770    const result = await this.helper.executeExtrinsic(771      signer,772      'api.tx.unique.removeFromAllowList', [collectionId, addressObj],773      true,774    );775776    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'AllowListAddressRemoved');777  }778779  /**780   * Sets onchain permissions for selected collection.781   *782   * @param signer keyring of signer783   * @param collectionId ID of collection784   * @param permissions collection permissions object785   * @example setPermissions(aliceKeyring, 10, {access:'AllowList', mintMode: true, nesting: {collectionAdmin: true, tokenOwner: true}});786   * @returns ```true``` if extrinsic success, otherwise ```false```787   */788  async setPermissions(signer: TSigner, collectionId: number, permissions: ICollectionPermissions): Promise<boolean> {789    const result = await this.helper.executeExtrinsic(790      signer,791      'api.tx.unique.setCollectionPermissions', [collectionId, permissions],792      true,793    );794795    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'unique', 'CollectionPermissionSet');796  }797798  /**799   * Enables nesting for selected collection. If `restricted` set, you can nest only tokens from specified collections.800   *801   * @param signer keyring of signer802   * @param collectionId ID of collection803   * @param permissions nesting permissions object804   * @example enableNesting(aliceKeyring, 10, {collectionAdmin: true, tokenOwner: true});805   * @returns ```true``` if extrinsic success, otherwise ```false```806   */807  async enableNesting(signer: TSigner, collectionId: number, permissions: INestingPermissions): Promise<boolean> {808    return await this.setPermissions(signer, collectionId, {nesting: permissions});809  }810811  /**812   * Disables nesting for selected collection.813   *814   * @param signer keyring of signer815   * @param collectionId ID of collection816   * @example disableNesting(aliceKeyring, 10);817   * @returns ```true``` if extrinsic success, otherwise ```false```818   */819  async disableNesting(signer: TSigner, collectionId: number): Promise<boolean> {820    return await this.setPermissions(signer, collectionId, {nesting: {tokenOwner: false, collectionAdmin: false}});821  }822823  /**824   * Sets onchain properties to the collection.825   *826   * @param signer keyring of signer827   * @param collectionId ID of collection828   * @param properties array of property objects829   * @example setProperties(aliceKeyring, 10, [{key: "gender", value: "male"}]);830   * @returns ```true``` if extrinsic success, otherwise ```false```831   */832  async setProperties(signer: TSigner, collectionId: number, properties: IProperty[]): Promise<boolean> {833    const result = await this.helper.executeExtrinsic(834      signer,835      'api.tx.unique.setCollectionProperties', [collectionId, properties],836      true,837    );838839    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'CollectionPropertySet');840  }841842  /**843   * Deletes onchain properties from the collection.844   *845   * @param signer keyring of signer846   * @param collectionId ID of collection847   * @param propertyKeys array of property keys to delete848   * @example deleteProperties(aliceKeyring, 10, ["gender", "age"]);849   * @returns ```true``` if extrinsic success, otherwise ```false```850   */851  async deleteProperties(signer: TSigner, collectionId: number, propertyKeys: string[]): Promise<boolean> {852    const result = await this.helper.executeExtrinsic(853      signer,854      'api.tx.unique.deleteCollectionProperties', [collectionId, propertyKeys],855      true,856    );857858    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'CollectionPropertyDeleted');859  }860861  /**862   * Changes the owner of the token.863   *864   * @param signer keyring of signer865   * @param collectionId ID of collection866   * @param tokenId ID of token867   * @param addressObj address of a new owner868   * @param amount amount of tokens to be transfered. For NFT must be set to 1n869   * @example transferToken(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."})870   * @returns true if the token success, otherwise false871   */872  async transferToken(signer: TSigner, collectionId: number, tokenId: number, addressObj: ICrossAccountId, amount=1n): Promise<boolean> {873    const result = await this.helper.executeExtrinsic(874      signer,875      'api.tx.unique.transfer', [addressObj, collectionId, tokenId, amount],876      true, // `Unable to transfer token #${tokenId} from collection #${collectionId}`,877    );878879    return this.helper.util.isTokenTransferSuccess(result.result.events, collectionId, tokenId, {Substrate: typeof signer === 'string' ? signer : signer.address}, addressObj, amount);880  }881882  /**883   *884   * Change ownership of a token(s) on behalf of the owner.885   *886   * @param signer keyring of signer887   * @param collectionId ID of collection888   * @param tokenId ID of token889   * @param fromAddressObj address on behalf of which the token will be sent890   * @param toAddressObj new token owner891   * @param amount amount of tokens to be transfered. For NFT must be set to 1n892   * @example transferTokenFrom(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg"}, {Ethereum: "0x9F0583DbB85..."})893   * @returns true if the token success, otherwise false894   */895  async transferTokenFrom(signer: TSigner, collectionId: number, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n): Promise<boolean> {896    const result = await this.helper.executeExtrinsic(897      signer,898      'api.tx.unique.transferFrom', [fromAddressObj, toAddressObj, collectionId, tokenId, amount],899      true, // `Unable to transfer token #${tokenId} from collection #${collectionId}`,900    );901    return this.helper.util.isTokenTransferSuccess(result.result.events, collectionId, tokenId, fromAddressObj, toAddressObj, amount);902  }903904  /**905   *906   * Destroys a concrete instance of NFT/RFT or burns a specified amount of fungible tokens.907   *908   * @param signer keyring of signer909   * @param collectionId ID of collection910   * @param tokenId ID of token911   * @param amount amount of tokens to be burned. For NFT must be set to 1n912   * @example burnToken(aliceKeyring, 10, 5);913   * @returns ```true``` and burnt token number is extrinsic success. Otherwise ```false``` and ```null```914   */915  async burnToken(signer: TSigner, collectionId: number, tokenId: number, amount=1n): Promise<{916    success: boolean,917    token: number | null918  }> {919    const burnResult = await this.helper.executeExtrinsic(920      signer,921      'api.tx.unique.burnItem', [collectionId, tokenId, amount],922      true, // `Unable to burn token for ${label}`,923    );924    const burnedTokens = this.helper.util.extractTokensFromBurnResult(burnResult);925    if (burnedTokens.tokens.length > 1) throw Error('Burned multiple tokens');926    return {success: burnedTokens.success, token: burnedTokens.tokens.length > 0 ? burnedTokens.tokens[0] : null};927  }928929  /**930   * Destroys a concrete instance of NFT on behalf of the owner931   *932   * @param signer keyring of signer933   * @param collectionId ID of collection934   * @param fromAddressObj address on behalf of which the token will be burnt935   * @param tokenId ID of token936   * @param amount amount of tokens to be burned. For NFT must be set to 1n937   * @example burnTokenFrom(aliceKeyring, 10, {Substrate: "5DyN4Y92vZCjv38fg..."}, 5, {Ethereum: "0x9F0583DbB85..."})938   * @returns ```true``` if extrinsic success, otherwise ```false```939   */940  async burnTokenFrom(signer: TSigner, collectionId: number, fromAddressObj: ICrossAccountId, tokenId: number, amount=1n): Promise<boolean> {941    const burnResult = await this.helper.executeExtrinsic(942      signer,943      'api.tx.unique.burnFrom', [collectionId, fromAddressObj, tokenId, amount],944      true, // `Unable to burn token from for ${label}`,945    );946    const burnedTokens = this.helper.util.extractTokensFromBurnResult(burnResult);947    return burnedTokens.success && burnedTokens.tokens.length > 0;948  }949950  /**951   * Set, change, or remove approved address to transfer the ownership of the NFT.952   *953   * @param signer keyring of signer954   * @param collectionId ID of collection955   * @param tokenId ID of token956   * @param toAddressObj Substrate or Ethereum address which gets approved use of the signer's tokens957   * @param amount amount of token to be approved. For NFT must be set to 1n958   * @returns ```true``` if extrinsic success, otherwise ```false```959   */960  async approveToken(signer: IKeyringPair, collectionId: number, tokenId: number, toAddressObj: ICrossAccountId, amount=1n) {961    const approveResult = await this.helper.executeExtrinsic(962      signer,963      'api.tx.unique.approve', [toAddressObj, collectionId, tokenId, amount],964      true, // `Unable to approve token for ${label}`,965    );966967    return this.helper.util.findCollectionInEvents(approveResult.result.events, collectionId, 'common', 'Approved');968  }969970  /**971   * Get the amount of token pieces approved to transfer or burn. Normally 0.972   *973   * @param collectionId ID of collection974   * @param tokenId ID of token975   * @param toAccountObj address which is approved to use token pieces976   * @param fromAccountObj address which may have allowed the use of its owned tokens977   * @example getTokenApprovedPieces(10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."}, {Substrate: "5ERZNF88Mm7UGfPP3mdG..."})978   * @returns number of approved to transfer pieces979   */980  async getTokenApprovedPieces(collectionId: number, tokenId: number, toAccountObj: ICrossAccountId, fromAccountObj: ICrossAccountId): Promise<bigint> {981    return (await this.helper.callRpc('api.rpc.unique.allowance', [collectionId, fromAccountObj, toAccountObj, tokenId])).toBigInt();982  }983984  /**985   * Get the last created token ID in a collection986   *987   * @param collectionId ID of collection988   * @example getLastTokenId(10);989   * @returns id of the last created token990   */991  async getLastTokenId(collectionId: number): Promise<number> {992    return (await this.helper.callRpc('api.rpc.unique.lastTokenId', [collectionId])).toNumber();993  }994995  /**996   * Check if token exists997   *998   * @param collectionId ID of collection999   * @param tokenId ID of token1000   * @example isTokenExists(10, 20);1001   * @returns true if the token exists, otherwise false1002   */1003  async isTokenExists(collectionId: number, tokenId: number): Promise<boolean> {1004    return (await this.helper.callRpc('api.rpc.unique.tokenExists', [collectionId, tokenId])).toJSON();1005  }1006}10071008class NFTnRFT extends CollectionGroup {1009  /**1010   * Get tokens owned by account1011   *1012   * @param collectionId ID of collection1013   * @param addressObj tokens owner1014   * @example getTokensByAddress(10, {Substrate: "5DyN4Y92vZCjv38fg..."})1015   * @returns array of token ids owned by account1016   */1017  async getTokensByAddress(collectionId: number, addressObj: ICrossAccountId): Promise<number[]> {1018    return (await this.helper.callRpc('api.rpc.unique.accountTokens', [collectionId, addressObj])).toJSON();1019  }10201021  /**1022   * Get token data1023   *1024   * @param collectionId ID of collection1025   * @param tokenId ID of token1026   * @param propertyKeys optionally filter the token properties to only these keys1027   * @param blockHashAt optionally query the data at some block with this hash1028   * @example getToken(10, 5);1029   * @returns human readable token data1030   */1031  async getToken(collectionId: number, tokenId: number, propertyKeys: string[] = [], blockHashAt?: string): Promise<{1032    properties: IProperty[];1033    owner: ICrossAccountId;1034    normalizedOwner: ICrossAccountId;1035  }| null> {1036    let tokenData;1037    if(typeof blockHashAt === 'undefined') {1038      tokenData = await this.helper.callRpc('api.rpc.unique.tokenData', [collectionId, tokenId]);1039    }1040    else {1041      if(propertyKeys.length == 0) {1042        const collection = (await this.helper.callRpc('api.rpc.unique.collectionById', [collectionId])).toHuman();1043        if(!collection) return null;1044        propertyKeys = collection.tokenPropertyPermissions.map((x: ITokenPropertyPermission) => x.key);1045      }1046      tokenData = await this.helper.callRpc('api.rpc.unique.tokenData', [collectionId, tokenId, propertyKeys, blockHashAt]);1047    }1048    tokenData = tokenData.toHuman();1049    if (tokenData === null || tokenData.owner === null) return null;1050    const owner = {} as any;1051    for (const key of Object.keys(tokenData.owner)) {1052      owner[key.toLocaleLowerCase()] = key.toLocaleLowerCase() === 'substrate' ? this.helper.address.normalizeSubstrate(tokenData.owner[key]) : tokenData.owner[key];1053    }1054    tokenData.normalizedOwner = crossAccountIdFromLower(owner);1055    return tokenData;1056  }10571058  /**1059   * Set permissions to change token properties1060   *1061   * @param signer keyring of signer1062   * @param collectionId ID of collection1063   * @param permissions permissions to change a property by the collection owner or admin1064   * @example setTokenPropertyPermissions(1065   *   aliceKeyring, 10, [{key: "gender", permission: {tokenOwner: true, mutable: true, collectionAdmin: true}}]1066   * )1067   * @returns true if extrinsic success otherwise false1068   */1069  async setTokenPropertyPermissions(signer: TSigner, collectionId: number, permissions: ITokenPropertyPermission[]): Promise<boolean> {1070    const result = await this.helper.executeExtrinsic(1071      signer,1072      'api.tx.unique.setTokenPropertyPermissions', [collectionId, permissions],1073      true,1074    );10751076    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'PropertyPermissionSet');1077  }10781079  /**1080   * Set token properties1081   *1082   * @param signer keyring of signer1083   * @param collectionId ID of collection1084   * @param tokenId ID of token1085   * @param properties key-value pairs of metadata which to add to a token. Keys must be permitted in the collection1086   * @example setTokenProperties(aliceKeyring, 10, 5, [{key: "gender", value: "female"}, {key: "age", value: "23"}])1087   * @returns ```true``` if extrinsic success, otherwise ```false```1088   */1089  async setTokenProperties(signer: TSigner, collectionId: number, tokenId: number, properties: IProperty[]): Promise<boolean> {1090    const result = await this.helper.executeExtrinsic(1091      signer,1092      'api.tx.unique.setTokenProperties', [collectionId, tokenId, properties],1093      true,1094    );10951096    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'TokenPropertySet');1097  }10981099  /**1100   * Delete the provided properties of a token1101   * @param signer keyring of signer1102   * @param collectionId ID of collection1103   * @param tokenId ID of token1104   * @param propertyKeys property keys to be deleted1105   * @example deleteTokenProperties(aliceKeyring, 10, 5, ["gender", "age"])1106   * @returns ```true``` if extrinsic success, otherwise ```false```1107   */1108  async deleteTokenProperties(signer: TSigner, collectionId: number, tokenId: number, propertyKeys: string[]): Promise<boolean> {1109    const result = await this.helper.executeExtrinsic(1110      signer,1111      'api.tx.unique.deleteTokenProperties', [collectionId, tokenId, propertyKeys],1112      true,1113    );11141115    return this.helper.util.findCollectionInEvents(result.result.events, collectionId, 'common', 'TokenPropertyDeleted');1116  }11171118  /**1119   * Mint new collection1120   *1121   * @param signer keyring of signer1122   * @param collectionOptions basic collection options and properties1123   * @param mode NFT or RFT type of a collection1124   * @example mintCollection(aliceKeyring, {name: 'New', description: "New collection", tokenPrefix: "NEW"}, "NFT")1125   * @returns object of the created collection1126   */1127  async mintCollection(signer: TSigner, collectionOptions: ICollectionCreationOptions, mode: 'NFT' | 'RFT'): Promise<UniqueCollectionBase> {1128    collectionOptions = JSON.parse(JSON.stringify(collectionOptions)) as ICollectionCreationOptions; // Clone object1129    collectionOptions.mode = (mode === 'NFT') ? {nft: null} : {refungible: null};1130    for (const key of ['name', 'description', 'tokenPrefix']) {1131      if (typeof collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] === 'string') collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] = this.helper.util.str2vec(collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] as string);1132    }1133    const creationResult = await this.helper.executeExtrinsic(1134      signer,1135      'api.tx.unique.createCollectionEx', [collectionOptions],1136      true, // errorLabel,1137    );1138    return this.getCollectionObject(this.helper.util.extractCollectionIdFromCreationResult(creationResult));1139  }11401141  getCollectionObject(_collectionId: number): any {1142    return null;1143  }11441145  getTokenObject(_collectionId: number, _tokenId: number): any {1146    return null;1147  }1148}114911501151class NFTGroup extends NFTnRFT {1152  /**1153   * Get collection object1154   * @param collectionId ID of collection1155   * @example getCollectionObject(2);1156   * @returns instance of UniqueNFTCollection1157   */1158  getCollectionObject(collectionId: number): UniqueNFTCollection {1159    return new UniqueNFTCollection(collectionId, this.helper);1160  }11611162  /**1163   * Get token object1164   * @param collectionId ID of collection1165   * @param tokenId ID of token1166   * @example getTokenObject(10, 5);1167   * @returns instance of UniqueNFTToken1168   */1169  getTokenObject(collectionId: number, tokenId: number): UniqueNFTToken {1170    return new UniqueNFTToken(tokenId, this.getCollectionObject(collectionId));1171  }11721173  /**1174   * Get token's owner1175   * @param collectionId ID of collection1176   * @param tokenId ID of token1177   * @param blockHashAt optionally query the data at the block with this hash1178   * @example getTokenOwner(10, 5);1179   * @returns Address in CrossAccountId format, e.g. {Substrate: "5DnSF6RRjwteE3BrCj..."}1180   */1181  async getTokenOwner(collectionId: number, tokenId: number, blockHashAt?: string): Promise<ICrossAccountId> {1182    let owner;1183    if (typeof blockHashAt === 'undefined') {1184      owner = await this.helper.callRpc('api.rpc.unique.tokenOwner', [collectionId, tokenId]);1185    } else {1186      owner = await this.helper.callRpc('api.rpc.unique.tokenOwner', [collectionId, tokenId, blockHashAt]);1187    }1188    return crossAccountIdFromLower(owner.toJSON());1189  }11901191  /**1192   * Is token approved to transfer1193   * @param collectionId ID of collection1194   * @param tokenId ID of token1195   * @param toAccountObj address to be approved1196   * @returns ```true``` if extrinsic success, otherwise ```false```1197   */1198  async isTokenApproved(collectionId: number, tokenId: number, toAccountObj: ICrossAccountId): Promise<boolean> {1199    return (await this.getTokenApprovedPieces(collectionId, tokenId, toAccountObj, await this.getTokenOwner(collectionId, tokenId))) === 1n;1200  }12011202  /**1203   * Changes the owner of the token.1204   *1205   * @param signer keyring of signer1206   * @param collectionId ID of collection1207   * @param tokenId ID of token1208   * @param addressObj address of a new owner1209   * @example transferToken(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."})1210   * @returns ```true``` if extrinsic success, otherwise ```false```1211   */1212  async transferToken(signer: TSigner, collectionId: number, tokenId: number, addressObj: ICrossAccountId): Promise<boolean> {1213    return await super.transferToken(signer, collectionId, tokenId, addressObj, 1n);1214  }12151216  /**1217   *1218   * Change ownership of a NFT on behalf of the owner.1219   *1220   * @param signer keyring of signer1221   * @param collectionId ID of collection1222   * @param tokenId ID of token1223   * @param fromAddressObj address on behalf of which the token will be sent1224   * @param toAddressObj new token owner1225   * @example transferTokenFrom(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."}, {Ethereum: "0x9F0583DbB85..."})1226   * @returns ```true``` if extrinsic success, otherwise ```false```1227   */1228  async transferTokenFrom(signer: TSigner, collectionId: number, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId): Promise<boolean> {1229    return await super.transferTokenFrom(signer, collectionId, tokenId, fromAddressObj, toAddressObj, 1n);1230  }12311232  /**1233   * Recursively find the address that owns the token1234   * @param collectionId ID of collection1235   * @param tokenId ID of token1236   * @param blockHashAt1237   * @example getTokenTopmostOwner(10, 5);1238   * @returns address in CrossAccountId format, e.g. {Substrate: "5DyN4Y92vZCjv38fg..."}1239   */1240  async getTokenTopmostOwner(collectionId: number, tokenId: number, blockHashAt?: string): Promise<ICrossAccountId | null> {1241    let owner;1242    if (typeof blockHashAt === 'undefined') {1243      owner = await this.helper.callRpc('api.rpc.unique.topmostTokenOwner', [collectionId, tokenId]);1244    } else {1245      owner = await this.helper.callRpc('api.rpc.unique.topmostTokenOwner', [collectionId, tokenId, blockHashAt]);1246    }12471248    if (owner === null) return null;12491250    owner = owner.toHuman();12511252    return owner.Substrate ? {Substrate: this.helper.address.normalizeSubstrate(owner.Substrate)} : owner;1253  }12541255  /**1256   * Get tokens nested in the provided token1257   * @param collectionId ID of collection1258   * @param tokenId ID of token1259   * @param blockHashAt optionally query the data at the block with this hash1260   * @example getTokenChildren(10, 5);1261   * @returns tokens whose depth of nesting is <= 51262   */1263  async getTokenChildren(collectionId: number, tokenId: number, blockHashAt?: string): Promise<IToken[]> {1264    let children;1265    if(typeof blockHashAt === 'undefined') {1266      children = await this.helper.callRpc('api.rpc.unique.tokenChildren', [collectionId, tokenId]);1267    } else {1268      children = await this.helper.callRpc('api.rpc.unique.tokenChildren', [collectionId, tokenId, blockHashAt]);1269    }12701271    return children.toJSON().map((x: any) => {1272      return {collectionId: x.collection, tokenId: x.token};1273    });1274  }12751276  /**1277   * Nest one token into another1278   * @param signer keyring of signer1279   * @param tokenObj token to be nested1280   * @param rootTokenObj token to be parent1281   * @example nestToken(aliceKeyring, {collectionId: 10, tokenId: 5}, {collectionId: 10, tokenId: 4});1282   * @returns ```true``` if extrinsic success, otherwise ```false```1283   */1284  async nestToken(signer: TSigner, tokenObj: IToken, rootTokenObj: IToken): Promise<boolean> {1285    const rootTokenAddress = {Ethereum: this.helper.util.getNestingTokenAddress(rootTokenObj.collectionId, rootTokenObj.tokenId)};1286    const result = await this.transferToken(signer, tokenObj.collectionId, tokenObj.tokenId, rootTokenAddress);1287    if(!result) {1288      throw Error('Unable to nest token!');1289    }1290    return result;1291  }12921293  /**1294   * Remove token from nested state1295   * @param signer keyring of signer1296   * @param tokenObj token to unnest1297   * @param rootTokenObj parent of a token1298   * @param toAddressObj address of a new token owner1299   * @example unnestToken(aliceKeyring, {collectionId: 10, tokenId: 5}, {collectionId: 10, tokenId: 4}, {Substrate: "5DyN4Y92vZCjv38fg..."});1300   * @returns ```true``` if extrinsic success, otherwise ```false```1301   */1302  async unnestToken(signer: TSigner, tokenObj: IToken, rootTokenObj: IToken, toAddressObj: ICrossAccountId): Promise<boolean> {1303    const rootTokenAddress = {Ethereum: this.helper.util.getNestingTokenAddress(rootTokenObj.collectionId, rootTokenObj.tokenId)};1304    const result = await this.transferTokenFrom(signer, tokenObj.collectionId, tokenObj.tokenId, rootTokenAddress, toAddressObj);1305    if(!result) {1306      throw Error('Unable to unnest token!');1307    }1308    return result;1309  }13101311  /**1312   * Mint new collection1313   * @param signer keyring of signer1314   * @param collectionOptions Collection options1315   * @example1316   * mintCollection(aliceKeyring, {1317   *   name: 'New',1318   *   description: 'New collection',1319   *   tokenPrefix: 'NEW',1320   * })1321   * @returns object of the created collection1322   */1323  async mintCollection(signer: TSigner, collectionOptions: ICollectionCreationOptions): Promise<UniqueNFTCollection> {1324    return await super.mintCollection(signer, collectionOptions, 'NFT') as UniqueNFTCollection;1325  }13261327  /**1328   * Mint new token1329   * @param signer keyring of signer1330   * @param data token data1331   * @returns created token object1332   */1333  async mintToken(signer: TSigner, data: { collectionId: number; owner: ICrossAccountId | string; properties?: IProperty[]; }): Promise<UniqueNFTToken> {1334    const creationResult = await this.helper.executeExtrinsic(1335      signer,1336      'api.tx.unique.createItem', [data.collectionId, (typeof data.owner === 'string') ? {Substrate: data.owner} : data.owner, {1337        nft: {1338          properties: data.properties,1339        },1340      }],1341      true,1342    );1343    const createdTokens = this.helper.util.extractTokensFromCreationResult(creationResult);1344    if (createdTokens.tokens.length > 1) throw Error('Minted multiple tokens');1345    if (createdTokens.tokens.length < 1) throw Error('No tokens minted');1346    return this.getTokenObject(data.collectionId, createdTokens.tokens[0].tokenId);1347  }13481349  /**1350   * Mint multiple NFT tokens1351   * @param signer keyring of signer1352   * @param collectionId ID of collection1353   * @param tokens array of tokens with owner and properties1354   * @example1355   * mintMultipleTokens(aliceKeyring, 10, [{1356   *     owner: {Substrate: "5DyN4Y92vZCjv38fg..."},1357   *     properties: [{key: "gender", value: "male"},{key: "age", value: "45"}],1358   *   },{1359   *     owner: {Ethereum: "0x9F0583DbB855d..."},1360   *     properties: [{key: "gender", value: "female"},{key: "age", value: "22"}],1361   * }]);1362   * @returns ```true``` if extrinsic success, otherwise ```false```1363   */1364  async mintMultipleTokens(signer: TSigner, collectionId: number, tokens: {owner: ICrossAccountId, properties?: IProperty[]}[]): Promise<UniqueNFTToken[]> {1365    const creationResult = await this.helper.executeExtrinsic(1366      signer,1367      'api.tx.unique.createMultipleItemsEx', [collectionId, {NFT: tokens}],1368      true,1369    );1370    const collection = this.getCollectionObject(collectionId);1371    return this.helper.util.extractTokensFromCreationResult(creationResult).tokens.map((x: IToken) => collection.getTokenObject(x.tokenId));1372  }13731374  /**1375   * Mint multiple NFT tokens with one owner1376   * @param signer keyring of signer1377   * @param collectionId ID of collection1378   * @param owner tokens owner1379   * @param tokens array of tokens with owner and properties1380   * @example1381   * mintMultipleTokensWithOneOwner(aliceKeyring, 10, "5DyN4Y92vZCjv38fg...", [{1382   *   properties: [{1383   *   key: "gender",1384   *   value: "female",1385   *  },{1386   *   key: "age",1387   *   value: "33",1388   *  }],1389   * }]);1390   * @returns array of newly created tokens1391   */1392  async mintMultipleTokensWithOneOwner(signer: TSigner, collectionId: number, owner: ICrossAccountId, tokens: {properties?: IProperty[]}[]): Promise<UniqueNFTToken[]> {1393    const rawTokens = [];1394    for (const token of tokens) {1395      const raw = {NFT: {properties: token.properties}};1396      rawTokens.push(raw);1397    }1398    const creationResult = await this.helper.executeExtrinsic(1399      signer,1400      'api.tx.unique.createMultipleItems', [collectionId, owner, rawTokens],1401      true,1402    );1403    const collection = this.getCollectionObject(collectionId);1404    return this.helper.util.extractTokensFromCreationResult(creationResult).tokens.map((x: IToken) => collection.getTokenObject(x.tokenId));1405  }14061407  /**1408   * Set, change, or remove approved address to transfer the ownership of the NFT.1409   *1410   * @param signer keyring of signer1411   * @param collectionId ID of collection1412   * @param tokenId ID of token1413   * @param toAddressObj address to approve1414   * @example approveToken(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."})1415   * @returns ```true``` if extrinsic success, otherwise ```false```1416   */1417  async approveToken(signer: IKeyringPair, collectionId: number, tokenId: number, toAddressObj: ICrossAccountId) {1418    return super.approveToken(signer, collectionId, tokenId, toAddressObj, 1n);1419  }1420}142114221423class RFTGroup extends NFTnRFT {1424  /**1425   * Get collection object1426   * @param collectionId ID of collection1427   * @example getCollectionObject(2);1428   * @returns instance of UniqueRFTCollection1429   */1430  getCollectionObject(collectionId: number): UniqueRFTCollection {1431    return new UniqueRFTCollection(collectionId, this.helper);1432  }14331434  /**1435   * Get token object1436   * @param collectionId ID of collection1437   * @param tokenId ID of token1438   * @example getTokenObject(10, 5);1439   * @returns instance of UniqueNFTToken1440   */1441  getTokenObject(collectionId: number, tokenId: number): UniqueRFTToken {1442    return new UniqueRFTToken(tokenId, this.getCollectionObject(collectionId));1443  }14441445  /**1446   * Get top 10 token owners with the largest number of pieces1447   * @param collectionId ID of collection1448   * @param tokenId ID of token1449   * @example getTokenTop10Owners(10, 5);1450   * @returns array of top 10 owners1451   */1452  async getTokenTop10Owners(collectionId: number, tokenId: number): Promise<ICrossAccountId[]> {1453    return (await this.helper.callRpc('api.rpc.unique.tokenOwners', [collectionId, tokenId])).toJSON().map(crossAccountIdFromLower);1454  }14551456  /**1457   * Get number of pieces owned by address1458   * @param collectionId ID of collection1459   * @param tokenId ID of token1460   * @param addressObj address token owner1461   * @example getTokenBalance(10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."});1462   * @returns number of pieces ownerd by address1463   */1464  async getTokenBalance(collectionId: number, tokenId: number, addressObj: ICrossAccountId): Promise<bigint> {1465    return (await this.helper.callRpc('api.rpc.unique.balance', [collectionId, addressObj, tokenId])).toBigInt();1466  }14671468  /**1469   * Transfer pieces of token to another address1470   * @param signer keyring of signer1471   * @param collectionId ID of collection1472   * @param tokenId ID of token1473   * @param addressObj address of a new owner1474   * @param amount number of pieces to be transfered1475   * @example transferTokenFrom(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."}, 2000n)1476   * @returns ```true``` if extrinsic success, otherwise ```false```1477   */1478  async transferToken(signer: TSigner, collectionId: number, tokenId: number, addressObj: ICrossAccountId, amount=1n): Promise<boolean> {1479    return await super.transferToken(signer, collectionId, tokenId, addressObj, amount);1480  }14811482  /**1483   * Change ownership of some pieces of RFT on behalf of the owner.1484   * @param signer keyring of signer1485   * @param collectionId ID of collection1486   * @param tokenId ID of token1487   * @param fromAddressObj address on behalf of which the token will be sent1488   * @param toAddressObj new token owner1489   * @param amount number of pieces to be transfered1490   * @example transferTokenFrom(aliceKeyring, 10, 5, {Substrate: "5DyN4Y92vZCjv38fg..."}, {Substrate: "5DfhbVfww7ThF8q6f3i..."}, 2000n)1491   * @returns ```true``` if extrinsic success, otherwise ```false```1492   */1493  async transferTokenFrom(signer: TSigner, collectionId: number, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n): Promise<boolean> {1494    return await super.transferTokenFrom(signer, collectionId, tokenId, fromAddressObj, toAddressObj, amount);1495  }14961497  /**1498   * Mint new collection1499   * @param signer keyring of signer1500   * @param collectionOptions Collection options1501   * @example1502   * mintCollection(aliceKeyring, {1503   *   name: 'New',1504   *   description: 'New collection',1505   *   tokenPrefix: 'NEW',1506   * })1507   * @returns object of the created collection1508   */1509  async mintCollection(signer: TSigner, collectionOptions: ICollectionCreationOptions): Promise<UniqueRFTCollection> {1510    return await super.mintCollection(signer, collectionOptions, 'RFT') as UniqueRFTCollection;1511  }15121513  /**1514   * Mint new token1515   * @param signer keyring of signer1516   * @param data token data1517   * @example mintToken(aliceKeyring, {collectionId: 10, owner: {Substrate: '5GHoZe9c73RYbVzq...'}, pieces: 10000n});1518   * @returns created token object1519   */1520  async mintToken(signer: TSigner, data: { collectionId: number; owner: ICrossAccountId | string; pieces: bigint; properties?: IProperty[]; }): Promise<UniqueRFTToken> {1521    const creationResult = await this.helper.executeExtrinsic(1522      signer,1523      'api.tx.unique.createItem', [data.collectionId, (typeof data.owner === 'string') ? {Substrate: data.owner} : data.owner, {1524        refungible: {1525          pieces: data.pieces,1526          properties: data.properties,1527        },1528      }],1529      true,1530    );1531    const createdTokens = this.helper.util.extractTokensFromCreationResult(creationResult);1532    if (createdTokens.tokens.length > 1) throw Error('Minted multiple tokens');1533    if (createdTokens.tokens.length < 1) throw Error('No tokens minted');1534    return this.getTokenObject(data.collectionId, createdTokens.tokens[0].tokenId);1535  }15361537  async mintMultipleTokens(signer: TSigner, collectionId: number, tokens: {owner: ICrossAccountId, pieces: bigint, properties?: IProperty[]}[]): Promise<UniqueRFTToken[]> {1538    throw Error('Not implemented');1539    const creationResult = await this.helper.executeExtrinsic(1540      signer,1541      'api.tx.unique.createMultipleItemsEx', [collectionId, {RefungibleMultipleOwners: tokens}],1542      true, // `Unable to mint RFT tokens for ${label}`,1543    );1544    const collection = this.getCollectionObject(collectionId);1545    return this.helper.util.extractTokensFromCreationResult(creationResult).tokens.map((x: IToken) => collection.getTokenObject(x.tokenId));1546  }15471548  /**1549   * Mint multiple RFT tokens with one owner1550   * @param signer keyring of signer1551   * @param collectionId ID of collection1552   * @param owner tokens owner1553   * @param tokens array of tokens with properties and pieces1554   * @example mintMultipleTokensWithOneOwner(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq..."}, [{pieces: 100000n, properties: [{key: "gender", value: "male"}]}]);1555   * @returns array of newly created RFT tokens1556   */1557  async mintMultipleTokensWithOneOwner(signer: TSigner, collectionId: number, owner: ICrossAccountId, tokens: {pieces: bigint, properties?: IProperty[]}[]): Promise<UniqueRFTToken[]> {1558    const rawTokens = [];1559    for (const token of tokens) {1560      const raw = {ReFungible: {pieces: token.pieces, properties: token.properties}};1561      rawTokens.push(raw);1562    }1563    const creationResult = await this.helper.executeExtrinsic(1564      signer,1565      'api.tx.unique.createMultipleItems', [collectionId, owner, rawTokens],1566      true,1567    );1568    const collection = this.getCollectionObject(collectionId);1569    return this.helper.util.extractTokensFromCreationResult(creationResult).tokens.map((x: IToken) => collection.getTokenObject(x.tokenId));1570  }15711572  /**1573   * Destroys a concrete instance of RFT.1574   * @param signer keyring of signer1575   * @param collectionId ID of collection1576   * @param tokenId ID of token1577   * @param amount number of pieces to be burnt1578   * @example burnToken(aliceKeyring, 10, 5);1579   * @returns ```true``` and burnt token number is extrinsic success. Otherwise ```false``` and ```null```1580   */1581  async burnToken(signer: IKeyringPair, collectionId: number, tokenId: number, amount=1n): Promise<{ success: boolean; token: number | null; }> {1582    return await super.burnToken(signer, collectionId, tokenId, amount);1583  }15841585  /**1586   * Set, change, or remove approved address to transfer the ownership of the RFT.1587   *1588   * @param signer keyring of signer1589   * @param collectionId ID of collection1590   * @param tokenId ID of token1591   * @param toAddressObj address to approve1592   * @param amount number of pieces to be approved1593   * @example approveToken(aliceKeyring, 10, 5, {Substrate: "5GHoZe9c73RYbVzq..."}, "", 10000n);1594   * @returns true if the token success, otherwise false1595   */1596  async approveToken(signer: IKeyringPair, collectionId: number, tokenId: number, toAddressObj: ICrossAccountId, amount=1n) {1597    return super.approveToken(signer, collectionId, tokenId, toAddressObj, amount);1598  }15991600  /**1601   * Get total number of pieces1602   * @param collectionId ID of collection1603   * @param tokenId ID of token1604   * @example getTokenTotalPieces(10, 5);1605   * @returns number of pieces1606   */1607  async getTokenTotalPieces(collectionId: number, tokenId: number): Promise<bigint> {1608    return (await this.helper.callRpc('api.rpc.unique.totalPieces', [collectionId, tokenId])).unwrap().toBigInt();1609  }16101611  /**1612   * Change number of token pieces. Signer must be the owner of all token pieces.1613   * @param signer keyring of signer1614   * @param collectionId ID of collection1615   * @param tokenId ID of token1616   * @param amount new number of pieces1617   * @example repartitionToken(aliceKeyring, 10, 5, 12345n);1618   * @returns true if the repartion was success, otherwise false1619   */1620  async repartitionToken(signer: TSigner, collectionId: number, tokenId: number, amount: bigint): Promise<boolean> {1621    const currentAmount = await this.getTokenTotalPieces(collectionId, tokenId);1622    const repartitionResult = await this.helper.executeExtrinsic(1623      signer,1624      'api.tx.unique.repartition', [collectionId, tokenId, amount],1625      true,1626    );1627    if(currentAmount < amount) return this.helper.util.findCollectionInEvents(repartitionResult.result.events, collectionId, 'common', 'ItemCreated');1628    return this.helper.util.findCollectionInEvents(repartitionResult.result.events, collectionId, 'common', 'ItemDestroyed');1629  }1630}163116321633class FTGroup extends CollectionGroup {1634  /**1635   * Get collection object1636   * @param collectionId ID of collection1637   * @example getCollectionObject(2);1638   * @returns instance of UniqueFTCollection1639   */1640  getCollectionObject(collectionId: number): UniqueFTCollection {1641    return new UniqueFTCollection(collectionId, this.helper);1642  }16431644  /**1645   * Mint new fungible collection1646   * @param signer keyring of signer1647   * @param collectionOptions Collection options1648   * @param decimalPoints number of token decimals1649   * @example1650   * mintCollection(aliceKeyring, {1651   *   name: 'New',1652   *   description: 'New collection',1653   *   tokenPrefix: 'NEW',1654   * }, 18)1655   * @returns newly created fungible collection1656   */1657  async mintCollection(signer: TSigner, collectionOptions: ICollectionCreationOptions, decimalPoints = 0): Promise<UniqueFTCollection> {1658    collectionOptions = JSON.parse(JSON.stringify(collectionOptions)) as ICollectionCreationOptions; // Clone object1659    if(collectionOptions.tokenPropertyPermissions) throw Error('Fungible collections has no tokenPropertyPermissions');1660    collectionOptions.mode = {fungible: decimalPoints};1661    for (const key of ['name', 'description', 'tokenPrefix']) {1662      if (typeof collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] === 'string') collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] = this.helper.util.str2vec(collectionOptions[key as 'name' | 'description' | 'tokenPrefix'] as string);1663    }1664    const creationResult = await this.helper.executeExtrinsic(1665      signer,1666      'api.tx.unique.createCollectionEx', [collectionOptions],1667      true,1668    );1669    return this.getCollectionObject(this.helper.util.extractCollectionIdFromCreationResult(creationResult));1670  }16711672  /**1673   * Mint tokens1674   * @param signer keyring of signer1675   * @param collectionId ID of collection1676   * @param owner address owner of new tokens1677   * @param amount amount of tokens to be meanted1678   * @example mintTokens(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq"}, 1000n);1679   * @returns ```true``` if extrinsic success, otherwise ```false```1680   */1681  async mintTokens(signer: TSigner, collectionId: number, amount: bigint, owner: ICrossAccountId | string): Promise<boolean> {1682    const creationResult = await this.helper.executeExtrinsic(1683      signer,1684      'api.tx.unique.createItem', [collectionId, (typeof owner === 'string') ? {Substrate: owner} : owner, {1685        fungible: {1686          value: amount,1687        },1688      }],1689      true, // `Unable to mint fungible tokens for ${label}`,1690    );1691    return this.helper.util.findCollectionInEvents(creationResult.result.events, collectionId, 'common', 'ItemCreated');1692  }16931694  /**1695   * Mint multiple Fungible tokens with one owner1696   * @param signer keyring of signer1697   * @param collectionId ID of collection1698   * @param owner tokens owner1699   * @param tokens array of tokens with properties and pieces1700   * @returns ```true``` if extrinsic success, otherwise ```false```1701   */1702  async mintMultipleTokensWithOneOwner(signer: TSigner, collectionId: number, tokens: {value: bigint}[], owner: ICrossAccountId): Promise<boolean> {1703    const rawTokens = [];1704    for (const token of tokens) {1705      const raw = {Fungible: {Value: token.value}};1706      rawTokens.push(raw);1707    }1708    const creationResult = await this.helper.executeExtrinsic(1709      signer,1710      'api.tx.unique.createMultipleItems', [collectionId, owner, rawTokens],1711      true,1712    );1713    return this.helper.util.findCollectionInEvents(creationResult.result.events, collectionId, 'common', 'ItemCreated');1714  }17151716  /**1717   * Get the top 10 owners with the largest balance for the Fungible collection1718   * @param collectionId ID of collection1719   * @example getTop10Owners(10);1720   * @returns array of ```ICrossAccountId```1721   */1722  async getTop10Owners(collectionId: number): Promise<ICrossAccountId[]> {1723    return (await this.helper.callRpc('api.rpc.unique.tokenOwners', [collectionId, 0])).toJSON().map(crossAccountIdFromLower);1724  }17251726  /**1727   * Get account balance1728   * @param collectionId ID of collection1729   * @param addressObj address of owner1730   * @example getBalance(10, {Substrate: "5GHoZe9c73RYbVzq..."})1731   * @returns amount of fungible tokens owned by address1732   */1733  async getBalance(collectionId: number, addressObj: ICrossAccountId): Promise<bigint> {1734    return (await this.helper.callRpc('api.rpc.unique.balance', [collectionId, addressObj, 0])).toBigInt();1735  }17361737  /**1738   * Transfer tokens to address1739   * @param signer keyring of signer1740   * @param collectionId ID of collection1741   * @param toAddressObj address recipient1742   * @param amount amount of tokens to be sent1743   * @example transfer(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq..."}, 1000n);1744   * @returns ```true``` if extrinsic success, otherwise ```false```1745   */1746  async transfer(signer: TSigner, collectionId: number, toAddressObj: ICrossAccountId, amount=1n) {1747    return await super.transferToken(signer, collectionId, 0, toAddressObj, amount);1748  }17491750  /**1751   * Transfer some tokens on behalf of the owner.1752   * @param signer keyring of signer1753   * @param collectionId ID of collection1754   * @param fromAddressObj address on behalf of which tokens will be sent1755   * @param toAddressObj address where token to be sent1756   * @param amount number of tokens to be sent1757   * @example transferFrom(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq..."}, {Substrate: "5DfhbVfww7ThF8q6f3ij..."}, 10000n);1758   * @returns ```true``` if extrinsic success, otherwise ```false```1759   */1760  async transferFrom(signer: TSigner, collectionId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n) {1761    return await super.transferTokenFrom(signer, collectionId, 0, fromAddressObj, toAddressObj, amount);1762  }17631764  /**1765   * Destroy some amount of tokens1766   * @param signer keyring of signer1767   * @param collectionId ID of collection1768   * @param amount amount of tokens to be destroyed1769   * @example burnTokens(aliceKeyring, 10, 1000n);1770   * @returns ```true``` if extrinsic success, otherwise ```false```1771   */1772  async burnTokens(signer: IKeyringPair, collectionId: number, amount=1n): Promise<boolean> {1773    return (await super.burnToken(signer, collectionId, 0, amount)).success;1774  }17751776  /**1777   * Burn some tokens on behalf of the owner.1778   * @param signer keyring of signer1779   * @param collectionId ID of collection1780   * @param fromAddressObj address on behalf of which tokens will be burnt1781   * @param amount amount of tokens to be burnt1782   * @example burnTokensFrom(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq..."}, 1000n);1783   * @returns ```true``` if extrinsic success, otherwise ```false```1784   */1785  async burnTokensFrom(signer: IKeyringPair, collectionId: number, fromAddressObj: ICrossAccountId, amount=1n): Promise<boolean> {1786    return await super.burnTokenFrom(signer, collectionId, fromAddressObj, 0, amount);1787  }17881789  /**1790   * Get total collection supply1791   * @param collectionId1792   * @returns1793   */1794  async getTotalPieces(collectionId: number): Promise<bigint> {1795    return (await this.helper.callRpc('api.rpc.unique.totalPieces', [collectionId, 0])).unwrap().toBigInt();1796  }17971798  /**1799   * Set, change, or remove approved address to transfer tokens.1800   *1801   * @param signer keyring of signer1802   * @param collectionId ID of collection1803   * @param toAddressObj address to be approved1804   * @param amount amount of tokens to be approved1805   * @example approveTokens(aliceKeyring, 10, {Substrate: "5GHoZe9c73RYbVzq..."}, 1000n)1806   * @returns ```true``` if extrinsic success, otherwise ```false```1807   */1808  async approveTokens(signer: IKeyringPair, collectionId: number, toAddressObj: ICrossAccountId, amount=1n) {1809    return super.approveToken(signer, collectionId, 0, toAddressObj, amount);1810  }18111812  /**1813   * Get amount of fungible tokens approved to transfer1814   * @param collectionId ID of collection1815   * @param fromAddressObj owner of tokens1816   * @param toAddressObj the address approved for the transfer of tokens on behalf of the owner1817   * @returns number of tokens approved for the transfer1818   */1819  async getApprovedTokens(collectionId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId) {1820    return super.getTokenApprovedPieces(collectionId, 0, toAddressObj, fromAddressObj);1821  }1822}182318241825class ChainGroup extends HelperGroup {1826  /**1827   * Get system properties of a chain1828   * @example getChainProperties();1829   * @returns ss58Format, token decimals, and token symbol1830   */1831  getChainProperties(): IChainProperties {1832    const properties = (this.helper.api as any).registry.getChainProperties().toJSON();1833    return {1834      ss58Format: properties.ss58Format.toJSON(),1835      tokenDecimals: properties.tokenDecimals.toJSON(),1836      tokenSymbol: properties.tokenSymbol.toJSON(),1837    };1838  }18391840  /**1841   * Get chain header1842   * @example getLatestBlockNumber();1843   * @returns the number of the last block1844   */1845  async getLatestBlockNumber(): Promise<number> {1846    return (await this.helper.callRpc('api.rpc.chain.getHeader')).number.toNumber();1847  }18481849  /**1850   * Get block hash by block number1851   * @param blockNumber number of block1852   * @example getBlockHashByNumber(12345);1853   * @returns hash of a block1854   */1855  async getBlockHashByNumber(blockNumber: number): Promise<string | null> {1856    const blockHash = (await this.helper.callRpc('api.rpc.chain.getBlockHash', [blockNumber])).toJSON();1857    if(blockHash === '0x0000000000000000000000000000000000000000000000000000000000000000') return null;1858    return blockHash;1859  }18601861  // TODO add docs1862  async getBlock(blockHashOrNumber: string | number): Promise<IBlock | null> {1863    const blockHash = typeof blockHashOrNumber === 'string' ? blockHashOrNumber : await this.getBlockHashByNumber(blockHashOrNumber);1864    if (!blockHash) return null;1865    return (await this.helper.callRpc('api.rpc.chain.getBlock', [blockHash])).toHuman().block;1866  }18671868  /**1869   * Get account nonce1870   * @param address substrate address1871   * @example getNonce("5GrwvaEF5zXb26Fz...");1872   * @returns number, account's nonce1873   */1874  async getNonce(address: TSubstrateAccount): Promise<number> {1875    return (await (this.helper.api as any).query.system.account(address)).nonce.toNumber();1876  }1877}187818791880class BalanceGroup extends HelperGroup {1881  /**1882   * Representation of the native token in the smallest unit1883   * @example getOneTokenNominal()1884   * @returns ```BigInt``` representation of the native token in the smallest unit, e.g. ```1_000_000_000_000_000_000n``` for QTZ.1885   */1886  getOneTokenNominal(): bigint {1887    const chainProperties = this.helper.chain.getChainProperties();1888    return 10n ** BigInt((chainProperties.tokenDecimals || [18])[0]);1889  }18901891  /**1892   * Get substrate address balance1893   * @param address substrate address1894   * @example getSubstrate("5GrwvaEF5zXb26Fz...")1895   * @returns amount of tokens on address1896   */1897  async getSubstrate(address: TSubstrateAccount): Promise<bigint> {1898    return (await this.helper.callRpc('api.query.system.account', [address])).data.free.toBigInt();1899  }19001901  /**1902   * Get full substrate balance including free, miscFrozen, feeFrozen, and reserved1903   * @param address substrate address1904   * @returns1905   */1906  async getSubstrateFull(address: TSubstrateAccount): Promise<ISubstrateBalance> {1907    const accountInfo = (await this.helper.callRpc('api.query.system.account', [address])).data;1908    return {free: accountInfo.free.toBigInt(), miscFrozen: accountInfo.miscFrozen.toBigInt(), feeFrozen: accountInfo.feeFrozen.toBigInt(), reserved: accountInfo.reserved.toBigInt()};1909  }19101911  /**1912   * Get ethereum address balance1913   * @param address ethereum address1914   * @example getEthereum("0x9F0583DbB855d...")1915   * @returns amount of tokens on address1916   */1917  async getEthereum(address: TEthereumAccount): Promise<bigint> {1918    return (await this.helper.callRpc('api.rpc.eth.getBalance', [address])).toBigInt();1919  }19201921  /**1922   * Transfer tokens to substrate address1923   * @param signer keyring of signer1924   * @param address substrate address of a recipient1925   * @param amount amount of tokens to be transfered1926   * @example transferToSubstrate(aliceKeyring, "5GrwvaEF5zXb26Fz...", 100_000_000_000n);1927   * @returns ```true``` if extrinsic success, otherwise ```false```1928   */1929  async transferToSubstrate(signer: TSigner, address: TSubstrateAccount, amount: bigint | string): Promise<boolean> {1930    const result = await this.helper.executeExtrinsic(signer, 'api.tx.balances.transfer', [address, amount], true/*, `Unable to transfer balance from ${this.helper.getSignerAddress(signer)} to ${address}`*/);19311932    let transfer = {from: null, to: null, amount: 0n} as any;1933    result.result.events.forEach(({event: {data, method, section}}) => {1934      if ((section === 'balances') && (method === 'Transfer')) {1935        transfer = {1936          from: this.helper.address.normalizeSubstrate(data[0]),1937          to: this.helper.address.normalizeSubstrate(data[1]),1938          amount: BigInt(data[2]),1939        };1940      }1941    });1942    let isSuccess = this.helper.address.normalizeSubstrate(typeof signer === 'string' ? signer : signer.address) === transfer.from;1943    isSuccess = isSuccess && this.helper.address.normalizeSubstrate(address) === transfer.to;1944    isSuccess = isSuccess && BigInt(amount) === transfer.amount;1945    return isSuccess;1946  }1947}194819491950class AddressGroup extends HelperGroup {1951  /**1952   * Normalizes the address to the specified ss58 format, by default ```42```.1953   * @param address substrate address1954   * @param ss58Format format for address conversion, by default ```42```1955   * @example normalizeSubstrate("unjKJQJrRd238pkUZZvzDQrfKuM39zBSnQ5zjAGAGcdRhaJTx") // returns 5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY1956   * @returns substrate address converted to normalized (i.e., starting with 5) or specified explicitly representation1957   */1958  normalizeSubstrate(address: TSubstrateAccount, ss58Format = 42): TSubstrateAccount {1959    return this.helper.util.normalizeSubstrateAddress(address, ss58Format);1960  }19611962  /**1963   * Get address in the connected chain format1964   * @param address substrate address1965   * @example normalizeSubstrateToChainFormat("5GrwvaEF5zXb26Fz...") // returns unjKJQJrRd238pkUZZ... for Unique Network1966   * @returns address in chain format1967   */1968  async normalizeSubstrateToChainFormat(address: TSubstrateAccount): Promise<TSubstrateAccount> {1969    const info = this.helper.chain.getChainProperties();1970    return encodeAddress(decodeAddress(address), info.ss58Format);1971  }19721973  /**1974   * Get substrate mirror of an ethereum address1975   * @param ethAddress ethereum address1976   * @param toChainFormat false for normalized account1977   * @example ethToSubstrate('0x9F0583DbB855d...')1978   * @returns substrate mirror of a provided ethereum address1979   */1980  async ethToSubstrate(ethAddress: TEthereumAccount, toChainFormat=false): Promise<TSubstrateAccount> {1981    if(!toChainFormat) return evmToAddress(ethAddress);1982    const info = this.helper.chain.getChainProperties();1983    return evmToAddress(ethAddress, info.ss58Format);1984  }19851986  /**1987   * Get ethereum mirror of a substrate address1988   * @param subAddress substrate account1989   * @example substrateToEth("5DnSF6RRjwteE3BrC...")1990   * @returns ethereum mirror of a provided substrate address1991   */1992  substrateToEth(subAddress: TSubstrateAccount): TEthereumAccount {1993    return nesting.toChecksumAddress('0x' + Array.from(addressToEvm(subAddress), i => i.toString(16).padStart(2, '0')).join(''));1994  }1995}19961997class StakingGroup extends HelperGroup {1998  /**1999   * Stake tokens for App Promotion2000   * @param signer keyring of signer2001   * @param amountToStake amount of tokens to stake2002   * @param label extra label for log2003   * @returns2004   */2005  async stake(signer: TSigner, amountToStake: bigint, label?: string): Promise<boolean> {2006    if(typeof label === 'undefined') label = `${signer.address} amount: ${amountToStake}`;2007    const stakeResult = await this.helper.executeExtrinsic(2008      signer, 'api.tx.appPromotion.stake',2009      [amountToStake], true,2010    );2011    // TODO extract info from stakeResult2012    return true;2013  }20142015  /**2016   * Unstake tokens for App Promotion2017   * @param signer keyring of signer2018   * @param amountToUnstake amount of tokens to unstake2019   * @param label extra label for log2020   * @returns block number where balances will be unlocked2021   */2022  async unstake(signer: TSigner, label?: string): Promise<number> {2023    if(typeof label === 'undefined') label = `${signer.address}`;2024    const unstakeResult = await this.helper.executeExtrinsic(2025      signer, 'api.tx.appPromotion.unstake',2026      [], true,2027    );2028    // TODO extract block number fron events2029    return 1;2030  }20312032  /**2033   * Get total staked amount for address2034   * @param address substrate or ethereum address2035   * @returns total staked amount2036   */2037  async getTotalStaked(address?: ICrossAccountId): Promise<bigint> {2038    if (address) return (await this.helper.callRpc('api.rpc.appPromotion.totalStaked', [address])).toBigInt();2039    return (await this.helper.callRpc('api.rpc.appPromotion.totalStaked')).toBigInt();2040  }20412042  /**2043   * Get total staked per block2044   * @param address substrate or ethereum address2045   * @returns array of stakes. `block` – the number of the block in which the stake was made. `amount` - the number of tokens staked in the block2046   */2047  async getTotalStakedPerBlock(address: ICrossAccountId): Promise<IStakingInfo[]> {2048    const rawTotalStakerdPerBlock = await this.helper.callRpc('api.rpc.appPromotion.totalStakedPerBlock', [address]);2049    return rawTotalStakerdPerBlock.map(([block, amount]: any[]) => {2050      return { 2051        block: block.toBigInt(),2052        amount: amount.toBigInt(),2053      };2054    });2055  }20562057  /**2058   * Get total pending unstake amount for address2059   * @param address substrate or ethereum address2060   * @returns total pending unstake amount2061   */2062  async getPendingUnstake(address: ICrossAccountId): Promise<bigint> {2063    return (await this.helper.callRpc('api.rpc.appPromotion.pendingUnstake', [address])).toBigInt();2064  }20652066  /**2067   * Get pending unstake amount per block for address2068   * @param address substrate or ethereum address2069   * @returns array of pending stakes. `block` – the number of the block in which the unstake was made. `amount` - the number of tokens unstaked in the block2070   */2071  async getPendingUnstakePerBlock(address: ICrossAccountId): Promise<IStakingInfo[]> {2072    const rawUnstakedPerBlock = await this.helper.callRpc('api.rpc.appPromotion.pendingUnstakePerBlock', [address]);2073    const result = rawUnstakedPerBlock.map(([block, amount]: any[]) => {2074      return {2075        block: block.toBigInt(),2076        amount: amount.toBigInt(),2077      };2078    });2079    return result;2080  }2081}20822083export class UniqueHelper extends ChainHelperBase {2084  chain: ChainGroup;2085  balance: BalanceGroup;2086  address: AddressGroup;2087  collection: CollectionGroup;2088  nft: NFTGroup;2089  rft: RFTGroup;2090  ft: FTGroup;2091  staking: StakingGroup;20922093  constructor(logger?: ILogger) {2094    super(logger);2095    this.chain = new ChainGroup(this);2096    this.balance = new BalanceGroup(this);2097    this.address = new AddressGroup(this);2098    this.collection = new CollectionGroup(this);2099    this.nft = new NFTGroup(this);2100    this.rft = new RFTGroup(this);2101    this.ft = new FTGroup(this);2102    this.staking = new StakingGroup(this);2103  }2104}210521062107class UniqueCollectionBase {2108  helper: UniqueHelper;2109  collectionId: number;21102111  constructor(collectionId: number, uniqueHelper: UniqueHelper) {2112    this.collectionId = collectionId;2113    this.helper = uniqueHelper;2114  }21152116  async getData() {2117    return await this.helper.collection.getData(this.collectionId);2118  }21192120  async getLastTokenId() {2121    return await this.helper.collection.getLastTokenId(this.collectionId);2122  }21232124  async isTokenExists(tokenId: number) {2125    return await this.helper.collection.isTokenExists(this.collectionId, tokenId);2126  }21272128  async getAdmins() {2129    return await this.helper.collection.getAdmins(this.collectionId);2130  }21312132  async getAllowList() {2133    return await this.helper.collection.getAllowList(this.collectionId);2134  }21352136  async getEffectiveLimits() {2137    return await this.helper.collection.getEffectiveLimits(this.collectionId);2138  }21392140  async setSponsor(signer: TSigner, sponsorAddress: TSubstrateAccount) {2141    return await this.helper.collection.setSponsor(signer, this.collectionId, sponsorAddress);2142  }21432144  async confirmSponsorship(signer: TSigner) {2145    return await this.helper.collection.confirmSponsorship(signer, this.collectionId);2146  }21472148  async removeSponsor(signer: TSigner) {2149    return await this.helper.collection.removeSponsor(signer, this.collectionId);2150  }21512152  async setLimits(signer: TSigner, limits: ICollectionLimits) {2153    return await this.helper.collection.setLimits(signer, this.collectionId, limits);2154  }21552156  async changeOwner(signer: TSigner, ownerAddress: TSubstrateAccount) {2157    return await this.helper.collection.changeOwner(signer, this.collectionId, ownerAddress);2158  }21592160  async addAdmin(signer: TSigner, adminAddressObj: ICrossAccountId) {2161    return await this.helper.collection.addAdmin(signer, this.collectionId, adminAddressObj);2162  }21632164  async addToAllowList(signer: TSigner, addressObj: ICrossAccountId) {2165    return await this.helper.collection.addToAllowList(signer, this.collectionId, addressObj);2166  }21672168  async removeFromAllowList(signer: TSigner, addressObj: ICrossAccountId) {2169    return await this.helper.collection.removeFromAllowList(signer, this.collectionId, addressObj);2170  }21712172  async removeAdmin(signer: TSigner, adminAddressObj: ICrossAccountId) {2173    return await this.helper.collection.removeAdmin(signer, this.collectionId, adminAddressObj);2174  }21752176  async setProperties(signer: TSigner, properties: IProperty[]) {2177    return await this.helper.collection.setProperties(signer, this.collectionId, properties);2178  }21792180  async deleteProperties(signer: TSigner, propertyKeys: string[]) {2181    return await this.helper.collection.deleteProperties(signer, this.collectionId, propertyKeys);2182  }21832184  async getTokenNextSponsored(tokenId: number, addressObj: ICrossAccountId) {2185    return await this.helper.collection.getTokenNextSponsored(this.collectionId, tokenId, addressObj);2186  }21872188  async setPermissions(signer: TSigner, permissions: ICollectionPermissions) {2189    return await this.helper.collection.setPermissions(signer, this.collectionId, permissions);2190  }21912192  async enableNesting(signer: TSigner, permissions: INestingPermissions) {2193    return await this.helper.collection.enableNesting(signer, this.collectionId, permissions);2194  }21952196  async disableNesting(signer: TSigner) {2197    return await this.helper.collection.disableNesting(signer, this.collectionId);2198  }21992200  async burn(signer: TSigner) {2201    return await this.helper.collection.burn(signer, this.collectionId);2202  }2203}220422052206class UniqueNFTCollection extends UniqueCollectionBase {2207  getTokenObject(tokenId: number) {2208    return new UniqueNFTToken(tokenId, this);2209  }22102211  async getTokensByAddress(addressObj: ICrossAccountId) {2212    return await this.helper.nft.getTokensByAddress(this.collectionId, addressObj);2213  }22142215  async getToken(tokenId: number, blockHashAt?: string) {2216    return await this.helper.nft.getToken(this.collectionId, tokenId, [], blockHashAt);2217  }22182219  async getTokenOwner(tokenId: number, blockHashAt?: string) {2220    return await this.helper.nft.getTokenOwner(this.collectionId, tokenId, blockHashAt);2221  }22222223  async getTokenTopmostOwner(tokenId: number, blockHashAt?: string) {2224    return await this.helper.nft.getTokenTopmostOwner(this.collectionId, tokenId, blockHashAt);2225  }22262227  async getTokenChildren(tokenId: number, blockHashAt?: string) {2228    return await this.helper.nft.getTokenChildren(this.collectionId, tokenId, blockHashAt);2229  }22302231  async transferToken(signer: TSigner, tokenId: number, addressObj: ICrossAccountId) {2232    return await this.helper.nft.transferToken(signer, this.collectionId, tokenId, addressObj);2233  }22342235  async transferTokenFrom(signer: TSigner, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId) {2236    return await this.helper.nft.transferTokenFrom(signer, this.collectionId, tokenId, fromAddressObj, toAddressObj);2237  }22382239  async approveToken(signer: TSigner, tokenId: number, toAddressObj: ICrossAccountId) {2240    return await this.helper.nft.approveToken(signer, this.collectionId, tokenId, toAddressObj);2241  }22422243  async isTokenApproved(tokenId: number, toAddressObj: ICrossAccountId) {2244    return await this.helper.nft.isTokenApproved(this.collectionId, tokenId, toAddressObj);2245  }22462247  async mintToken(signer: TSigner, owner: ICrossAccountId = {Substrate: signer.address}, properties?: IProperty[]) {2248    return await this.helper.nft.mintToken(signer, {collectionId: this.collectionId, owner, properties});2249  }22502251  async mintMultipleTokens(signer: TSigner, tokens: {owner: ICrossAccountId, properties?: IProperty[]}[]) {2252    return await this.helper.nft.mintMultipleTokens(signer, this.collectionId, tokens);2253  }22542255  async burnToken(signer: TSigner, tokenId: number) {2256    return await this.helper.nft.burnToken(signer, this.collectionId, tokenId);2257  }22582259  async setTokenProperties(signer: TSigner, tokenId: number, properties: IProperty[]) {2260    return await this.helper.nft.setTokenProperties(signer, this.collectionId, tokenId, properties);2261  }22622263  async deleteTokenProperties(signer: TSigner, tokenId: number, propertyKeys: string[]) {2264    return await this.helper.nft.deleteTokenProperties(signer, this.collectionId, tokenId, propertyKeys);2265  }22662267  async setTokenPropertyPermissions(signer: TSigner, permissions: ITokenPropertyPermission[]) {2268    return await this.helper.nft.setTokenPropertyPermissions(signer, this.collectionId, permissions);2269  }22702271  async nestToken(signer: TSigner, tokenId: number, toTokenObj: IToken) {2272    return await this.helper.nft.nestToken(signer, {collectionId: this.collectionId, tokenId}, toTokenObj);2273  }22742275  async unnestToken(signer: TSigner, tokenId: number, fromTokenObj: IToken, toAddressObj: ICrossAccountId) {2276    return await this.helper.nft.unnestToken(signer, {collectionId: this.collectionId, tokenId}, fromTokenObj, toAddressObj);2277  }2278}227922802281class UniqueRFTCollection extends UniqueCollectionBase {2282  getTokenObject(tokenId: number) {2283    return new UniqueRFTToken(tokenId, this);2284  }22852286  async getTokensByAddress(addressObj: ICrossAccountId) {2287    return await this.helper.rft.getTokensByAddress(this.collectionId, addressObj);2288  }22892290  async getTop10TokenOwners(tokenId: number) {2291    return await this.helper.rft.getTokenTop10Owners(this.collectionId, tokenId);2292  }22932294  async getTokenBalance(tokenId: number, addressObj: ICrossAccountId) {2295    return await this.helper.rft.getTokenBalance(this.collectionId, tokenId, addressObj);2296  }22972298  async getTokenTotalPieces(tokenId: number) {2299    return await this.helper.rft.getTokenTotalPieces(this.collectionId, tokenId);2300  }23012302  async transferToken(signer: TSigner, tokenId: number, addressObj: ICrossAccountId, amount=1n) {2303    return await this.helper.rft.transferToken(signer, this.collectionId, tokenId, addressObj, amount);2304  }23052306  async transferTokenFrom(signer: TSigner, tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n) {2307    return await this.helper.rft.transferTokenFrom(signer, this.collectionId, tokenId, fromAddressObj, toAddressObj, amount);2308  }23092310  async approveToken(signer: TSigner, tokenId: number, toAddressObj: ICrossAccountId, amount=1n) {2311    return await this.helper.rft.approveToken(signer, this.collectionId, tokenId, toAddressObj, amount);2312  }23132314  async getTokenApprovedPieces(tokenId: number, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId) {2315    return await this.helper.rft.getTokenApprovedPieces(this.collectionId, tokenId, toAddressObj, fromAddressObj);2316  }23172318  async repartitionToken(signer: TSigner, tokenId: number, amount: bigint) {2319    return await this.helper.rft.repartitionToken(signer, this.collectionId, tokenId, amount);2320  }23212322  async mintToken(signer: TSigner, pieces=1n, owner: ICrossAccountId = {Substrate: signer.address}, properties?: IProperty[]) {2323    return await this.helper.rft.mintToken(signer, {collectionId: this.collectionId, owner, pieces, properties});2324  }23252326  async mintMultipleTokens(signer: TSigner, tokens: {pieces: bigint, owner: ICrossAccountId, properties?: IProperty[]}[]) {2327    return await this.helper.rft.mintMultipleTokens(signer, this.collectionId, tokens);2328  }23292330  async burnToken(signer: TSigner, tokenId: number, amount=1n) {2331    return await this.helper.rft.burnToken(signer, this.collectionId, tokenId, amount);2332  }23332334  async setTokenProperties(signer: TSigner, tokenId: number, properties: IProperty[]) {2335    return await this.helper.rft.setTokenProperties(signer, this.collectionId, tokenId, properties);2336  }23372338  async deleteTokenProperties(signer: TSigner, tokenId: number, propertyKeys: string[]) {2339    return await this.helper.rft.deleteTokenProperties(signer, this.collectionId, tokenId, propertyKeys);2340  }23412342  async setTokenPropertyPermissions(signer: TSigner, permissions: ITokenPropertyPermission[]) {2343    return await this.helper.rft.setTokenPropertyPermissions(signer, this.collectionId, permissions);2344  }2345}234623472348class UniqueFTCollection extends UniqueCollectionBase {2349  async mint(signer: TSigner, amount=1n, owner: ICrossAccountId = {Substrate: signer.address}) {2350    return await this.helper.ft.mintTokens(signer, this.collectionId, amount, owner);2351  }23522353  async mintWithOneOwner(signer: TSigner, tokens: {value: bigint}[], owner: ICrossAccountId = {Substrate: signer.address}) {2354    return await this.helper.ft.mintMultipleTokensWithOneOwner(signer, this.collectionId, tokens, owner);2355  }23562357  async getBalance(addressObj: ICrossAccountId) {2358    return await this.helper.ft.getBalance(this.collectionId, addressObj);2359  }23602361  async getTop10Owners() {2362    return await this.helper.ft.getTop10Owners(this.collectionId);2363  }23642365  async transfer(signer: TSigner, toAddressObj: ICrossAccountId, amount=1n) {2366    return await this.helper.ft.transfer(signer, this.collectionId, toAddressObj, amount);2367  }23682369  async transferFrom(signer: TSigner, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n) {2370    return await this.helper.ft.transferFrom(signer, this.collectionId, fromAddressObj, toAddressObj, amount);2371  }23722373  async burnTokens(signer: TSigner, amount=1n) {2374    return await this.helper.ft.burnTokens(signer, this.collectionId, amount);2375  }23762377  async burnTokensFrom(signer: TSigner, fromAddressObj: ICrossAccountId, amount=1n) {2378    return await this.helper.ft.burnTokensFrom(signer, this.collectionId, fromAddressObj, amount);2379  }23802381  async getTotalPieces() {2382    return await this.helper.ft.getTotalPieces(this.collectionId);2383  }23842385  async approveTokens(signer: TSigner, toAddressObj: ICrossAccountId, amount=1n) {2386    return await this.helper.ft.approveTokens(signer, this.collectionId, toAddressObj, amount);2387  }23882389  async getApprovedTokens(fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId) {2390    return await this.helper.ft.getApprovedTokens(this.collectionId, fromAddressObj, toAddressObj);2391  }2392}239323942395class UniqueTokenBase implements IToken {2396  collection: UniqueNFTCollection | UniqueRFTCollection;2397  collectionId: number;2398  tokenId: number;23992400  constructor(tokenId: number, collection: UniqueNFTCollection | UniqueRFTCollection) {2401    this.collection = collection;2402    this.collectionId = collection.collectionId;2403    this.tokenId = tokenId;2404  }24052406  async getNextSponsored(addressObj: ICrossAccountId) {2407    return await this.collection.getTokenNextSponsored(this.tokenId, addressObj);2408  }24092410  async setProperties(signer: TSigner, properties: IProperty[]) {2411    return await this.collection.setTokenProperties(signer, this.tokenId, properties);2412  }24132414  async deleteProperties(signer: TSigner, propertyKeys: string[]) {2415    return await this.collection.deleteTokenProperties(signer, this.tokenId, propertyKeys);2416  }2417}241824192420class UniqueNFTToken extends UniqueTokenBase {2421  collection: UniqueNFTCollection;24222423  constructor(tokenId: number, collection: UniqueNFTCollection) {2424    super(tokenId, collection);2425    this.collection = collection;2426  }24272428  async getData(blockHashAt?: string) {2429    return await this.collection.getToken(this.tokenId, blockHashAt);2430  }24312432  async getOwner(blockHashAt?: string) {2433    return await this.collection.getTokenOwner(this.tokenId, blockHashAt);2434  }24352436  async getTopmostOwner(blockHashAt?: string) {2437    return await this.collection.getTokenTopmostOwner(this.tokenId, blockHashAt);2438  }24392440  async getChildren(blockHashAt?: string) {2441    return await this.collection.getTokenChildren(this.tokenId, blockHashAt);2442  }24432444  async nest(signer: TSigner, toTokenObj: IToken) {2445    return await this.collection.nestToken(signer, this.tokenId, toTokenObj);2446  }24472448  async unnest(signer: TSigner, fromTokenObj: IToken, toAddressObj: ICrossAccountId) {2449    return await this.collection.unnestToken(signer, this.tokenId, fromTokenObj, toAddressObj);2450  }24512452  async transfer(signer: TSigner, addressObj: ICrossAccountId) {2453    return await this.collection.transferToken(signer, this.tokenId, addressObj);2454  }24552456  async transferFrom(signer: TSigner, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId) {2457    return await this.collection.transferTokenFrom(signer, this.tokenId, fromAddressObj, toAddressObj);2458  }24592460  async approve(signer: TSigner, toAddressObj: ICrossAccountId) {2461    return await this.collection.approveToken(signer, this.tokenId, toAddressObj);2462  }24632464  async isApproved(toAddressObj: ICrossAccountId) {2465    return await this.collection.isTokenApproved(this.tokenId, toAddressObj);2466  }24672468  async burn(signer: TSigner) {2469    return await this.collection.burnToken(signer, this.tokenId);2470  }2471}24722473class UniqueRFTToken extends UniqueTokenBase {2474  collection: UniqueRFTCollection;24752476  constructor(tokenId: number, collection: UniqueRFTCollection) {2477    super(tokenId, collection);2478    this.collection = collection;2479  }24802481  async getTop10Owners() {2482    return await this.collection.getTop10TokenOwners(this.tokenId);2483  }24842485  async getBalance(addressObj: ICrossAccountId) {2486    return await this.collection.getTokenBalance(this.tokenId, addressObj);2487  }24882489  async getTotalPieces() {2490    return await this.collection.getTokenTotalPieces(this.tokenId);2491  }24922493  async transfer(signer: TSigner, addressObj: ICrossAccountId, amount=1n) {2494    return await this.collection.transferToken(signer, this.tokenId, addressObj, amount);2495  }24962497  async transferFrom(signer: TSigner, fromAddressObj: ICrossAccountId, toAddressObj: ICrossAccountId, amount=1n) {2498    return await this.collection.transferTokenFrom(signer, this.tokenId, fromAddressObj, toAddressObj, amount);2499  }25002501  async approve(signer: TSigner, toAddressObj: ICrossAccountId, amount=1n) {2502    return await this.collection.approveToken(signer, this.tokenId, toAddressObj, amount);2503  }25042505  async getApprovedPieces(fromAddressObj: ICrossAccountId, toAccountObj: ICrossAccountId) {2506    return await this.collection.getTokenApprovedPieces(this.tokenId, fromAddressObj, toAccountObj);2507  }25082509  async repartition(signer: TSigner, amount: bigint) {2510    return await this.collection.repartitionToken(signer, this.tokenId, amount);2511  }25122513  async burn(signer: TSigner, amount=1n) {2514    return await this.collection.burnToken(signer, this.tokenId, amount);2515  }2516}