added missing changes

src/contracts/tokens/Datatoken.ts

@@ -4,7 +4,7 @@ import { TransactionReceipt } from 'web3-eth'
 import Decimal from 'decimal.js'
 import ERC20Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC20Template.sol/ERC20Template.json'
 import ERC20TemplateEnterprise from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC20TemplateEnterprise.sol/ERC20TemplateEnterprise.json'
-import { calculateEstimatedGas, ZERO_ADDRESS } from '../../utils'
+import { amountToUnits, calculateEstimatedGas, ZERO_ADDRESS } from '../../utils'
 import {
   ConsumeMarketFee,
   FreOrderParams,
@@ -606,7 +606,7 @@ export class Datatoken extends SmartContract {
   ): Promise<G extends false ? TransactionReceipt : number> {
     const dtContract = this.getContract(dtAddress, null, this.abiEnterprise)
 
-    const freContractParams = this.getFreOrderParams(freParams)
+    const freContractParams = await this.getFreOrderParams(freParams)
 
     const estGas = await calculateEstimatedGas(
       address,
@@ -680,11 +680,17 @@ export class Datatoken extends SmartContract {
 
     const dtContract = this.getContract(dtAddress)
 
-    const estGas = await calculateEstimatedGas(address, dtContract.methods.setData, value)
+    const valueHex = this.web3.utils.asciiToHex(value)
+
+    const estGas = await calculateEstimatedGas(
+      address,
+      dtContract.methods.setData,
+      valueHex
+    )
     if (estimateGas) return estGas
 
     // Call setData function of the contract
-    const trxReceipt = await dtContract.methods.setData(value).send({
+    const trxReceipt = await dtContract.methods.setData(valueHex).send({
       from: address,
       gas: estGas + 1,
       gasPrice: await this.getFairGasPrice()
@@ -863,12 +869,23 @@ export class Datatoken extends SmartContract {
     return returnValues
   }
 
-  private getFreOrderParams(freParams: FreOrderParams): any {
+  private async getFreOrderParams(freParams: FreOrderParams): Promise<any> {
     return {
       exchangeContract: freParams.exchangeContract,
       exchangeId: freParams.exchangeId,
-      maxBaseTokenAmount: Web3.utils.toWei(freParams.maxBaseTokenAmount),
-      swapMarketFee: Web3.utils.toWei(freParams.swapMarketFee),
+      maxBaseTokenAmount: await amountToUnits(
+        this.web3,
+        freParams.baseTokenAddress,
+        freParams.maxBaseTokenAmount,
+        freParams.baseTokenDecimals
+      ),
+      swapMarketFee: await amountToUnits(
+        this.web3,
+        freParams.baseTokenAddress,
+        freParams.swapMarketFee,
+        freParams.baseTokenDecimals
+      ),
+
       marketFeeAddress: freParams.marketFeeAddress
     }
   }

src/contracts/tokens/NFT.ts

@@ -1,7 +1,7 @@
 import { AbiItem } from 'web3-utils'
 import { TransactionReceipt } from 'web3-eth'
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json'
-import { generateDtName, calculateEstimatedGas } from '../../utils'
+import { generateDtName, calculateEstimatedGas, setContractDefaults } from '../../utils'
 import { MetadataProof, MetadataAndTokenURI, NftRoles } from '../../@types'
 import { SmartContract } from '..'
 
@@ -720,6 +720,47 @@ export class Nft extends SmartContract {
     return isDatatokenDeployer
   }
 
+  /** setData
+   * This function allows to store data with a preset key (keccak256(ERC20Address)) into NFT 725 Store
+   * only ERC20Deployer can succeed
+   * @param nftAddress erc721 contract adress
+   * @param address user adress
+   * @param key Key of the data to be stored into 725Y standard
+   * @param value Data to be stored into 725Y standard
+   * @return {Promise<TransactionReceipt>} transactionId
+   */
+  public async setData(
+    nftAddress: string,
+    address: string,
+    key: string,
+    value: string
+  ): Promise<TransactionReceipt> {
+    if ((await this.getNftPermissions(nftAddress, address)).store !== true) {
+      throw new Error(`User is not ERC20 store updater`)
+    }
+
+    const nftContract = this.getContract(nftAddress)
+
+    const keyHash = this.web3.utils.keccak256(key)
+    const valueHex = this.web3.utils.asciiToHex(value)
+
+    const estGas = await calculateEstimatedGas(
+      address,
+      nftContract.methods.setNewData,
+      keyHash,
+      valueHex
+    )
+
+    // Call setData function of the contract
+    const trxReceipt = await nftContract.methods.setNewData(keyHash, valueHex).send({
+      from: address,
+      gas: estGas + 1,
+      gasPrice: await this.getFairGasPrice()
+    })
+
+    return trxReceipt
+  }
+
   /** Gets data at a given `key`
    * @param {String} nftAddress NFT contract address
    * @param {String} key the key which value to retrieve
@@ -727,8 +768,9 @@ export class Nft extends SmartContract {
    */
   public async getData(nftAddress: string, key: string): Promise<string> {
     const nftContract = this.getContract(nftAddress)
-    const data = await nftContract.methods.getData(key).call()
-    return data
+    const keyHash = this.web3.utils.keccak256(key)
+    const data = await nftContract.methods.getData(keyHash).call()
+    return data ? this.web3.utils.hexToAscii(data) : null
   }
 
   /** Gets data at a given `key`

src/utils/ContractUtils.ts

@@ -58,14 +58,11 @@ export async function amountToUnits(
     decimals = 18
   }
   BigNumber.config({ EXPONENTIAL_AT: 50 })
-  try {
-    const amountFormatted = new BigNumber(amount).times(
-      new BigNumber(10).exponentiatedBy(decimals)
-    )
-    return amountFormatted.toFixed(0)
-  } catch (e) {
-    LoggerInstance.error(`ERROR: FAILED TO CALL DECIMALS(), USING 18', ${e.message}`)
-  }
+
+  const amountFormatted = new BigNumber(amount).times(
+    new BigNumber(10).exponentiatedBy(decimals)
+  )
+  return amountFormatted.toFixed(0)
 }
 
 /**

src/utils/TokenUtils.ts

@@ -1,12 +1,14 @@
 import Decimal from 'decimal.js'
 import { TransactionReceipt } from 'web3-core'
 import Web3 from 'web3'
+import BigNumber from 'bignumber.js'
 import {
   amountToUnits,
   calculateEstimatedGas,
   getFairGasPrice,
   unitsToAmount,
-  minAbi
+  minAbi,
+  LoggerInstance
 } from '.'
 
 /**
@@ -52,6 +54,54 @@ export async function approve<G extends boolean = false>(
   return trxReceipt
 }
 
+/**
+ * Approve spender to spent amount tokens
+ * @param {String} account
+ * @param {String} tokenAddress
+ * @param {String} spender
+ * @param {String} amount amount of ERC20 tokens (always expressed as wei)
+ * @param {boolean} force  if true, will overwrite any previous allowence. Else, will check if allowence is enough and will not send a transaction if it's not needed
+ */
+export async function approveWei<G extends boolean = false>(
+  web3: Web3,
+  account: string,
+  tokenAddress: string,
+  spender: string,
+  amount: string,
+  force = false,
+  estimateGas?: G
+): Promise<G extends false ? TransactionReceipt : string> {
+  const tokenContract = new web3.eth.Contract(minAbi, tokenAddress)
+  if (!force) {
+    const currentAllowence = await allowanceWei(web3, tokenAddress, account, spender)
+    if (new BigNumber(currentAllowence).gt(new BigNumber(amount))) {
+      return null
+    }
+  }
+  let result = null
+
+  const estGas = await calculateEstimatedGas(
+    account,
+    tokenContract.methods.approve,
+    spender,
+    amount
+  )
+  if (estimateGas) return estGas
+
+  try {
+    result = await tokenContract.methods.approve(spender, amount).send({
+      from: account,
+      gas: estGas + 1,
+      gasPrice: await getFairGasPrice(web3, null)
+    })
+  } catch (e) {
+    LoggerInstance.error(
+      `ERROR: Failed to approve spender to spend tokens : ${e.message}`
+    )
+  }
+  return result
+}
+
 /**
  * Moves amount tokens from the caller’s account to recipient.
  * @param {String} account
@@ -130,6 +180,24 @@ export async function balance(
   return await unitsToAmount(web3, tokenAddress, trxReceipt, tokenDecimals)
 }
 
+/**
+ * Get Allowance for any erc20
+ * @param {Web3} web3
+ * @param {String} tokenAdress
+ * @param {String} account
+ * @param {String} spender
+ */
+export async function allowanceWei(
+  web3: Web3,
+  tokenAddress: string,
+  account: string,
+  spender: string,
+  tokenDecimals?: number
+): Promise<string> {
+  const tokenContract = new web3.eth.Contract(minAbi, tokenAddress)
+  return await tokenContract.methods.allowance(account, spender).call()
+}
+
 /**
  * Get decimals for any Datatoken
  * @param {Web3} web3