git.delta.rocks / unique-network / refs/commits / 0d78fddb4dad

1//2// This file is subject to the terms and conditions defined in3// file 'LICENSE', which is part of this source code package.4//56import { ApiPromise, Keyring } from '@polkadot/api';7import { Enum, Struct } from '@polkadot/types/codec';8import type { AccountId, EventRecord } from '@polkadot/types/interfaces';9import { u128 } from '@polkadot/types/primitive';10import { IKeyringPair } from '@polkadot/types/types';11import { BigNumber } from 'bignumber.js';12import BN from 'bn.js';13import chai from 'chai';14import chaiAsPromised from 'chai-as-promised';15import { alicesPublicKey, nullPublicKey } from '../accounts';16import privateKey from '../substrate/privateKey';17import { default as usingApi, submitTransactionAsync, submitTransactionExpectFailAsync } from '../substrate/substrate-api';18import { ICollectionInterface } from '../types';19import { hexToStr, strToUTF16, utf16ToStr } from './util';2021chai.use(chaiAsPromised);22const expect = chai.expect;2324type GenericResult = {25  success: boolean,26};2728interface CreateCollectionResult {29  success: boolean;30  collectionId: number;31}3233interface CreateItemResult {34  success: boolean;35  collectionId: number;36  itemId: number;37}3839interface IReFungibleOwner {40  Fraction: BN;41  Owner: number[];42}4344interface ITokenDataType {45  Owner: number[];46  ConstData: number[];47  VariableData: number[];48}4950interface IFungibleTokenDataType {51  Value: BN;52}5354interface IReFungibleTokenDataType {55  Owner: IReFungibleOwner[];56  ConstData: number[];57  VariableData: number[];58}5960export function getGenericResult(events: EventRecord[]): GenericResult {61  const result: GenericResult = {62    success: false,63  };64  events.forEach(({ phase, event: { data, method, section } }) => {65    // console.log(`    ${phase}: ${section}.${method}:: ${data}`);66    if (method === 'ExtrinsicSuccess') {67      result.success = true;68    }69  });70  return result;71}7273export function getCreateCollectionResult(events: EventRecord[]): CreateCollectionResult {74  let success = false;75  let collectionId: number = 0;76  events.forEach(({ phase, event: { data, method, section } }) => {77    // console.log(`    ${phase}: ${section}.${method}:: ${data}`);78    if (method == 'ExtrinsicSuccess') {79      success = true;80    } else if ((section == 'nft') && (method == 'Created')) {81      collectionId = parseInt(data[0].toString());82    }83  });84  const result: CreateCollectionResult = {85    success,86    collectionId,87  };88  return result;89}9091export function getCreateItemResult(events: EventRecord[]): CreateItemResult {92  let success = false;93  let collectionId: number = 0;94  let itemId: number = 0;95  events.forEach(({ phase, event: { data, method, section } }) => {96    // console.log(`    ${phase}: ${section}.${method}:: ${data}`);97    if (method == 'ExtrinsicSuccess') {98      success = true;99    } else if ((section == 'nft') && (method == 'ItemCreated')) {100      collectionId = parseInt(data[0].toString());101      itemId = parseInt(data[1].toString());102    }103  });104  const result: CreateItemResult = {105    success,106    collectionId,107    itemId,108  };109  return result;110}111112interface Invalid {113  type: 'Invalid';114}115116interface Nft {117  type: 'NFT';118}119120interface Fungible {121  type: 'Fungible';122  decimalPoints: number;123}124125interface ReFungible {126  type: 'ReFungible';127  decimalPoints: number;128}129130interface Nft {131  type: 'NFT'132}133134interface Fungible {135  type: 'Fungible',136  decimalPoints: number137}138139interface ReFungible {140  type: 'ReFungible',141  decimalPoints: number142}143144type CollectionMode = Nft | Fungible | ReFungible | Invalid;145146export type CreateCollectionParams = {147  mode: CollectionMode,148  name: string,149  description: string,150  tokenPrefix: string,151};152153const defaultCreateCollectionParams: CreateCollectionParams = {154  description: 'description',155  mode: { type: 'NFT' },156  name: 'name',157  tokenPrefix: 'prefix',158}159160export async function createCollectionExpectSuccess(params: Partial<CreateCollectionParams> = {}): Promise<number> {161  const {name, description, mode, tokenPrefix } = {...defaultCreateCollectionParams, ...params};162163  let collectionId: number = 0;164  await usingApi(async (api) => {165    // Get number of collections before the transaction166    const AcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString(), 10);167168    // Run the CreateCollection transaction169    const alicePrivateKey = privateKey('//Alice');170171    let modeprm = {};172    if (mode.type === 'NFT') {173      modeprm = {nft: null};174    } else if (mode.type === 'Fungible') {175      modeprm = {fungible: mode.decimalPoints};176    } else if (mode.type === 'ReFungible') {177      modeprm = {refungible: mode.decimalPoints};178    } else if (mode.type === 'Invalid') {179      modeprm = {invalid: null};180    }181182    const tx = api.tx.nft.createCollection(strToUTF16(name), strToUTF16(description), strToUTF16(tokenPrefix), modeprm);183    const events = await submitTransactionAsync(alicePrivateKey, tx);184    const result = getCreateCollectionResult(events);185186    // Get number of collections after the transaction187    const BcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString(), 10);188189    // Get the collection190    const collection: any = (await api.query.nft.collection(result.collectionId)).toJSON();191192    // What to expect193    // tslint:disable-next-line:no-unused-expression194    expect(result.success).to.be.true;195    expect(result.collectionId).to.be.equal(BcollectionCount);196    // tslint:disable-next-line:no-unused-expression197    expect(collection).to.be.not.null;198    expect(BcollectionCount).to.be.equal(AcollectionCount + 1, 'Error: NFT collection NOT created.');199    expect(collection.Owner).to.be.equal(alicesPublicKey);200    expect(utf16ToStr(collection.Name)).to.be.equal(name);201    expect(utf16ToStr(collection.Description)).to.be.equal(description);202    expect(hexToStr(collection.TokenPrefix)).to.be.equal(tokenPrefix);203204    collectionId = result.collectionId;205  });206207  return collectionId;208}209210export async function createCollectionExpectFailure(params: Partial<CreateCollectionParams> = {}) {211  const {name, description, mode, tokenPrefix } = {...defaultCreateCollectionParams, ...params};212213  let modeprm = {};214  if (mode.type === 'NFT') {215    modeprm = {nft: null};216  } else if (mode.type === 'Fungible') {217    modeprm = {fungible: mode.decimalPoints};218  } else if (mode.type === 'ReFungible') {219    modeprm = {refungible: mode.decimalPoints};220  } else if (mode.type === 'Invalid') {221    modeprm = {invalid: null};222  }223224  await usingApi(async (api) => {225    // Get number of collections before the transaction226    const AcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString());227228    // Run the CreateCollection transaction229    const alicePrivateKey = privateKey('//Alice');230    const tx = api.tx.nft.createCollection(strToUTF16(name), strToUTF16(description), strToUTF16(tokenPrefix), modeprm);231    const events = await expect(submitTransactionExpectFailAsync(alicePrivateKey, tx)).to.be.rejected;232    const result = getCreateCollectionResult(events);233234    // Get number of collections after the transaction235    const BcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString());236237    // What to expect238    // tslint:disable-next-line:no-unused-expression239    expect(result.success).to.be.false;240    expect(BcollectionCount).to.be.equal(AcollectionCount, 'Error: Collection with incorrect data created.');241  });242}243244export async function findUnusedAddress(api: ApiPromise): Promise<IKeyringPair> {245  let bal = new BigNumber(0);246  let unused;247  do {248    const randomSeed = 'seed' +  Math.floor(Math.random() * Math.floor(10000));249    const keyring = new Keyring({ type: 'sr25519' });250    unused = keyring.addFromUri(`//${randomSeed}`);251    bal = new BigNumber((await api.query.system.account(unused.address)).data.free.toString());252  } while (bal.toFixed() != '0');253  return unused;254}255256export async function findNotExistingCollection(api: ApiPromise): Promise<number> {257  const totalNumber = parseInt((await api.query.nft.createdCollectionCount()).toString(), 10) as unknown as number;258  const newCollection: number = totalNumber + 1;259  return newCollection;260}261262function getDestroyResult(events: EventRecord[]): boolean {263  let success: boolean = false;264  events.forEach(({ phase, event: { data, method, section } }) => {265    // console.log(`    ${phase}: ${section}.${method}:: ${data}`);266    if (method == 'ExtrinsicSuccess') {267      success = true;268    }269  });270  return success;271}272273export async function destroyCollectionExpectFailure(collectionId: number, senderSeed: string = '//Alice') {274  await usingApi(async (api) => {275    // Run the DestroyCollection transaction276    const alicePrivateKey = privateKey(senderSeed);277    const tx = api.tx.nft.destroyCollection(collectionId);278    await expect(submitTransactionExpectFailAsync(alicePrivateKey, tx)).to.be.rejected;279  });280}281282export async function destroyCollectionExpectSuccess(collectionId: number, senderSeed: string = '//Alice') {283  await usingApi(async (api) => {284    // Run the DestroyCollection transaction285    const alicePrivateKey = privateKey(senderSeed);286    const tx = api.tx.nft.destroyCollection(collectionId);287    const events = await submitTransactionAsync(alicePrivateKey, tx);288    const result = getDestroyResult(events);289290    // Get the collection291    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();292293    // What to expect294    expect(result).to.be.true;295    expect(collection).to.be.not.null;296    expect(collection.Owner).to.be.equal(nullPublicKey);297  });298}299300export async function setCollectionSponsorExpectSuccess(collectionId: number, sponsor: string) {301  await usingApi(async (api) => {302303    // Run the transaction304    const alicePrivateKey = privateKey('//Alice');305    const tx = api.tx.nft.setCollectionSponsor(collectionId, sponsor);306    const events = await submitTransactionAsync(alicePrivateKey, tx);307    const result = getGenericResult(events);308309    // Get the collection310    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();311312    // What to expect313    expect(result.success).to.be.true;314    expect(collection.Sponsor.toString()).to.be.equal(sponsor.toString());315    expect(collection.SponsorConfirmed).to.be.false;316  });317}318319export async function removeCollectionSponsorExpectSuccess(collectionId: number) {320  await usingApi(async (api) => {321322    // Run the transaction323    const alicePrivateKey = privateKey('//Alice');324    const tx = api.tx.nft.removeCollectionSponsor(collectionId);325    const events = await submitTransactionAsync(alicePrivateKey, tx);326    const result = getGenericResult(events);327328    // Get the collection329    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();330331    // What to expect332    expect(result.success).to.be.true;333    expect(collection.Sponsor).to.be.equal(nullPublicKey);334    expect(collection.SponsorConfirmed).to.be.false;335  });336}337338export async function removeCollectionSponsorExpectFailure(collectionId: number) {339  await usingApi(async (api) => {340341    // Run the transaction342    const alicePrivateKey = privateKey('//Alice');343    const tx = api.tx.nft.removeCollectionSponsor(collectionId);344    await expect(submitTransactionExpectFailAsync(alicePrivateKey, tx)).to.be.rejected;345  });346}347348export async function setCollectionSponsorExpectFailure(collectionId: number, sponsor: string, senderSeed: string = '//Alice') {349  await usingApi(async (api) => {350351    // Run the transaction352    const alicePrivateKey = privateKey(senderSeed);353    const tx = api.tx.nft.setCollectionSponsor(collectionId, sponsor);354    await expect(submitTransactionExpectFailAsync(alicePrivateKey, tx)).to.be.rejected;355  });356}357358export async function confirmSponsorshipExpectSuccess(collectionId: number, senderSeed: string = '//Alice') {359  await usingApi(async (api) => {360361    // Run the transaction362    const sender = privateKey(senderSeed);363    const tx = api.tx.nft.confirmSponsorship(collectionId);364    const events = await submitTransactionAsync(sender, tx);365    const result = getGenericResult(events);366367    // Get the collection368    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();369370    // What to expect371    expect(result.success).to.be.true;372    expect(collection.Sponsor).to.be.equal(sender.address);373    expect(collection.SponsorConfirmed).to.be.true;374  });375}376377export async function confirmSponsorshipExpectFailure(collectionId: number, senderSeed: string = '//Alice') {378  await usingApi(async (api) => {379380    // Run the transaction381    const sender = privateKey(senderSeed);382    const tx = api.tx.nft.confirmSponsorship(collectionId);383    await expect(submitTransactionExpectFailAsync(sender, tx)).to.be.rejected;384  });385}386387export interface CreateFungibleData extends Struct {388  readonly value: u128;389}390391export interface CreateReFungibleData extends Struct {}392export interface CreateNftData extends Struct {}393394export interface CreateItemData extends Enum {395  NFT: CreateNftData;396  Fungible: CreateFungibleData;397  ReFungible: CreateReFungibleData;398}399400export async function burnItemExpectSuccess(owner: IKeyringPair, collectionId: number, tokenId: number, value = 0) {401  await usingApi(async (api) => {402    const tx = api.tx.nft.burnItem(collectionId, tokenId, value);403    const events = await submitTransactionAsync(owner, tx);404    const result = getGenericResult(events);405    // Get the item406    const item: any = (await api.query.nft.nftItemList(collectionId, tokenId)).toJSON();407    // What to expect408    // tslint:disable-next-line:no-unused-expression409    expect(result.success).to.be.true;410    // tslint:disable-next-line:no-unused-expression411    expect(item).to.be.not.null;412    expect(item.Owner).to.be.equal(nullPublicKey);413  });414}415416export async function417approveExpectSuccess(collectionId: number,418                     tokenId: number, owner: IKeyringPair, approved: IKeyringPair, amount: number = 1) {419  await usingApi(async (api: ApiPromise) => {420    const allowanceBefore =421      await api.query.nft.allowances(collectionId, [tokenId, owner.address, approved.address]) as unknown as BN;422    const approveNftTx = await api.tx.nft.approve(approved.address, collectionId, tokenId, amount);423    const events = await submitTransactionAsync(owner, approveNftTx);424    const result = getCreateItemResult(events);425    // tslint:disable-next-line:no-unused-expression426    expect(result.success).to.be.true;427    const allowanceAfter =428      await api.query.nft.allowances(collectionId, [tokenId, owner.address, approved.address]) as unknown as BN;429    expect(allowanceAfter.toNumber() - allowanceBefore.toNumber()).to.be.equal(amount);430  });431}432433export async function434transferFromExpectSuccess(collectionId: number,435                          tokenId: number,436                          accountApproved: IKeyringPair,437                          accountFrom: IKeyringPair,438                          accountTo: IKeyringPair,439                          value: number = 1,440                          type: string = 'NFT') {441  await usingApi(async (api: ApiPromise) => {442    let balanceBefore = new BN(0);443    if (type === 'Fungible') {444      balanceBefore = await api.query.nft.balance(collectionId, accountTo.address) as unknown as BN;445    }446    const transferFromTx = await api.tx.nft.transferFrom(447      accountFrom.address, accountTo.address, collectionId, tokenId, value);448    const events = await submitTransactionAsync(accountFrom, transferFromTx);449    const result = getCreateItemResult(events);450    // tslint:disable-next-line:no-unused-expression451    expect(result.success).to.be.true;452    if (type === 'NFT') {453      const nftItemData = await api.query.nft.nftItemList(collectionId, tokenId) as unknown as ITokenDataType;454      expect(nftItemData.Owner.toString()).to.be.equal(accountTo.address);455    }456    if (type === 'Fungible') {457      const balanceAfter = await api.query.nft.balance(collectionId, accountTo.address) as unknown as BN;458      expect(balanceAfter.sub(balanceBefore).toNumber()).to.be.equal(value);459    }460    if (type === 'ReFungible') {461      const nftItemData =462        await api.query.nft.reFungibleItemList(collectionId, tokenId) as unknown as IReFungibleTokenDataType;463      expect(nftItemData.Owner[0].Owner.toString()).to.be.equal(accountTo.address);464      expect(nftItemData.Owner[0].Fraction.toNumber()).to.be.equal(value);465    }466  });467}468469export async function470transferFromExpectFail(collectionId: number,471                       tokenId: number,472                       accountApproved: IKeyringPair,473                       accountFrom: IKeyringPair,474                       accountTo: IKeyringPair,475                       value: number = 1) {476  await usingApi(async (api: ApiPromise) => {477    const transferFromTx = await api.tx.nft.transferFrom(478      accountFrom.address, accountTo.address, collectionId, tokenId, value);479    const events = await expect(submitTransactionExpectFailAsync(accountApproved, transferFromTx)).to.be.rejected;480    const result = getCreateCollectionResult(events);481    // tslint:disable-next-line:no-unused-expression482    expect(result.success).to.be.false;483  });484}485486export async function487transferExpectSuccess(collectionId: number,488                      tokenId: number,489                      sender: IKeyringPair,490                      recipient: IKeyringPair,491                      value: number = 1,492                      type: string = 'NFT') {493  await usingApi(async (api: ApiPromise) => {494    let balanceBefore = new BN(0);495    if (type === 'Fungible') {496      balanceBefore = await api.query.nft.balance(collectionId, recipient.address) as unknown as BN;497    }498    const transferTx = await api.tx.nft.transfer(recipient.address, collectionId, tokenId, value);499    const events = await submitTransactionAsync(sender, transferTx);500    const result = getCreateItemResult(events);501    // tslint:disable-next-line:no-unused-expression502    expect(result.success).to.be.true;503    if (type === 'NFT') {504      const nftItemData = await api.query.nft.nftItemList(collectionId, tokenId) as unknown as ITokenDataType;505      expect(nftItemData.Owner.toString()).to.be.equal(recipient.address);506    }507    if (type === 'Fungible') {508      const balanceAfter = await api.query.nft.balance(collectionId, recipient.address) as unknown as BN;509      expect(balanceAfter.sub(balanceBefore).toNumber()).to.be.equal(value);510    }511    if (type === 'ReFungible') {512      const nftItemData =513        await api.query.nft.reFungibleItemList(collectionId, tokenId) as unknown as IReFungibleTokenDataType;514      expect(nftItemData.Owner[0].Owner.toString()).to.be.equal(recipient.address);515      expect(nftItemData.Owner[0].Fraction.toNumber()).to.be.equal(value);516    }517  });518}519520export async function521transferExpectFail(collectionId: number,522                   tokenId: number,523                   sender: IKeyringPair,524                   recipient: IKeyringPair,525                   value: number = 1,526                   type: string = 'NFT') {527  await usingApi(async (api: ApiPromise) => {528    const transferTx = await api.tx.nft.transfer(recipient.address, collectionId, tokenId, value);529    const events = await expect(submitTransactionExpectFailAsync(sender, transferTx)).to.be.rejected;530    if (events && Array.isArray(events)) {531      const result = getCreateCollectionResult(events);532      // tslint:disable-next-line:no-unused-expression533      expect(result.success).to.be.false;534    }535  });536}537538export async function539approveExpectFail(collectionId: number,540                  tokenId: number, owner: IKeyringPair, approved: IKeyringPair, amount: number = 1) {541  await usingApi(async (api: ApiPromise) => {542    const approveNftTx = await api.tx.nft.approve(approved.address, collectionId, tokenId, amount);543    const events = await expect(submitTransactionExpectFailAsync(owner, approveNftTx)).to.be.rejected;544    const result = getCreateCollectionResult(events);545    // tslint:disable-next-line:no-unused-expression546    expect(result.success).to.be.false;547  });548}549550export async function createItemExpectSuccess(551  sender: IKeyringPair, collectionId: number, createMode: string, owner: string = '') {552  let newItemId: number = 0;553  await usingApi(async (api) => {554    const AItemCount = parseInt((await api.query.nft.itemListIndex(collectionId)).toString(), 10);555    const Aitem: any = (await api.query.nft.fungibleItemList(collectionId, owner)).toJSON();556    const AItemBalance = new BigNumber(Aitem.Value);557558    if (owner === '') {559      owner = sender.address;560    }561562    let tx;563    if (createMode === 'Fungible') {564      const createData = {fungible: {value: 10}};565      tx = api.tx.nft.createItem(collectionId, owner, createData);566    } else {567      tx = api.tx.nft.createItem(collectionId, owner, createMode);568    }569    const events = await submitTransactionAsync(sender, tx);570    const result = getCreateItemResult(events);571572    const BItemCount = parseInt((await api.query.nft.itemListIndex(collectionId)).toString(), 10);573    const Bitem: any = (await api.query.nft.fungibleItemList(collectionId, owner)).toJSON();574    const BItemBalance = new BigNumber(Bitem.Value);575576    // What to expect577    // tslint:disable-next-line:no-unused-expression578    expect(result.success).to.be.true;579    if (createMode === 'Fungible') {580      expect(BItemBalance.minus(AItemBalance).toNumber()).to.be.equal(10);581    } else {582      expect(BItemCount).to.be.equal(AItemCount + 1);583    }584    expect(collectionId).to.be.equal(result.collectionId);585    expect(BItemCount).to.be.equal(result.itemId);586    newItemId = result.itemId;587  });588  return newItemId;589}590591export async function createItemExpectFailure(592  sender: IKeyringPair, collectionId: number, createMode: string, owner: string = sender.address) {593  await usingApi(async (api) => {594    const tx = api.tx.nft.createItem(collectionId, owner, createMode);595    const events = await expect(submitTransactionExpectFailAsync(sender, tx)).to.be.rejected;596    const result = getCreateItemResult(events);597598    expect(result.success).to.be.false;599  });600}601602export async function enableWhiteListExpectSuccess(sender: IKeyringPair, collectionId: number) {603  await usingApi(async (api) => {604605    // Run the transaction606    const tx = api.tx.nft.setPublicAccessMode(collectionId, 'WhiteList');607    const events = await submitTransactionAsync(sender, tx);608    const result = getGenericResult(events);609610    // Get the collection611    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();612613    // What to expect614    // tslint:disable-next-line:no-unused-expression615    expect(result.success).to.be.true;616    expect(collection.Access).to.be.equal('WhiteList');617  });618}619620export async function setMintPermissionExpectSuccess(sender: IKeyringPair, collectionId: number, enabled: boolean) {621  await usingApi(async (api) => {622623    // Run the transaction624    const tx = api.tx.nft.setMintPermission(collectionId, enabled);625    const events = await submitTransactionAsync(sender, tx);626    const result = getGenericResult(events);627628    // Get the collection629    const collection: any = (await api.query.nft.collection(collectionId)).toJSON();630631    // What to expect632    // tslint:disable-next-line:no-unused-expression633    expect(result.success).to.be.true;634    expect(collection.MintMode).to.be.equal(enabled);635  });636}637638export async function enablePublicMintingExpectSuccess(sender: IKeyringPair, collectionId: number) {639  await setMintPermissionExpectSuccess(sender, collectionId, true);640}641642export async function setMintPermissionExpectFailure(sender: IKeyringPair, collectionId: number, enabled: boolean) {643  await usingApi(async (api) => {644    // Run the transaction645    const tx = api.tx.nft.setMintPermission(collectionId, enabled);646    const events = await expect(submitTransactionExpectFailAsync(sender, tx)).to.be.rejected;647    const result = getCreateCollectionResult(events);648    // tslint:disable-next-line:no-unused-expression649    expect(result.success).to.be.false;650  });651}652653export async function addToWhiteListExpectSuccess(sender: IKeyringPair, collectionId: number, address: string) {654  await usingApi(async (api) => {655656    const whiteListedBefore = (await api.query.nft.whiteList(collectionId, address)).toJSON();657658    // Run the transaction659    const tx = api.tx.nft.addToWhiteList(collectionId, address);660    const events = await submitTransactionAsync(sender, tx);661    const result = getGenericResult(events);662663    const whiteListedAfter = (await api.query.nft.whiteList(collectionId, address)).toJSON();664665    // What to expect666    // tslint:disable-next-line:no-unused-expression667    expect(result.success).to.be.true;668    // tslint:disable-next-line: no-unused-expression669    expect(whiteListedBefore).to.be.false;670    // tslint:disable-next-line: no-unused-expression671    expect(whiteListedAfter).to.be.true;672  });673}674675export const getDetailedCollectionInfo = async (api: ApiPromise, collectionId: number)676  : Promise<ICollectionInterface | null> => {677  return await api.query.nft.collection(collectionId) as unknown as ICollectionInterface;678};679680export const getCreatedCollectionCount = async (api: ApiPromise): Promise<number> => {681  // set global object - collectionsCount682  return (await api.query.nft.createdCollectionCount() as unknown as BN).toNumber();683};