consume for advanced flow

example/package.json

@@ -3,7 +3,6 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "-": "0.0.1",
     "@oceanprotocol/react": "file:../",
     "@toruslabs/torus-embed": "^1.8.2",
     "@types/jest": "^24.9.1",

example/src/App.tsx

@@ -18,12 +18,7 @@ const config = {
   factoryAddress: '0x2fC1fd21cb222Dc180Ef817dE4c426fd9230b5A5'
 } as Config
 
-const configRinkeby = {
-  metadataStoreUri: 'https://aquarius.rinkeby.v3.dev-ocean.com',
-  providerUri: 'https://provider.rinkeby.v3.dev-ocean.com',
-  nodeUri: `https://rinkeby.infura.io/a983b53583044593956054de049922fd`,
-  factoryAddress: '0xB9d406D24B310A7D821D0b782a36909e8c925471'
-} as Config
+const configRinkeby = new ConfigHelper().getConfig('rinkeby')
 
 const providerOptions = {
   walletconnect: {
@@ -57,8 +52,7 @@ function App() {
   }, [])
 
   return (
-    <div className="app">
-      <OceanProvider config={config} web3ModalOpts={web3ModalOpts}>
+      <OceanProvider config={configRinkeby} web3ModalOpts={web3ModalOpts}>
         <div className="container">
           <div>
             <Wallet />
@@ -76,7 +70,6 @@ function App() {
           </div>
         </div>
       </OceanProvider>
-    </div>
   )
 }
 

example/src/Publish.tsx

@@ -31,10 +31,7 @@ export function Publish() {
   }
 
   const publishAsset = async () => {
-    const ddo = await publish(asset as Metadata, '90', [
-      { serviceType: 'access', cost: '1' },
-      { serviceType: 'compute', cost: '1' }
-    ])
+    const ddo = await publish(asset as Metadata, '90','access','','')
     console.log(ddo)
     const pool = ocean.pool.createDTPool(accountId,ddo.dataToken,'90','9','0.03')
     setDdo(ddo)

package-lock.json

@@ -1298,13 +1298,14 @@
       "integrity": "sha512-ZQ5RHQWp6xkmATt7Sl12LhnH4dovewgKPX1gGeZoDSyFcmpjMDngtJpDns8jMsaclU61tPScw7K/EmxS1ydiCg=="
     },
     "@oceanprotocol/lib": {
-      "version": "0.1.10",
-      "resolved": "https://registry.npmjs.org/@oceanprotocol/lib/-/lib-0.1.10.tgz",
-      "integrity": "sha512-wb0SOX0/ulLMho2Ftm1dFFLCz1+vM8mJQYNS5Ay62AUEny6fymsAMpcTLBsDU5CseqU87fHU6A5g5Rvlu7RRwQ==",
+      "version": "0.1.11",
+      "resolved": "https://registry.npmjs.org/@oceanprotocol/lib/-/lib-0.1.11.tgz",
+      "integrity": "sha512-DvsCWOACxNlsNpGWdbHhKsN2Lj+/B0UAp6l2/29fywFZnFp0mjywKFbhVEY25PGaHZIUG+7YZ0Eot615tKpNjw==",
       "requires": {
         "@ethereum-navigator/navigator": "^0.5.0",
         "@oceanprotocol/contracts": "^0.3.1",
         "bignumber.js": "^9.0.0",
+        "decimal.js": "^10.2.0",
         "fs": "0.0.1-security",
         "node-fetch": "^2.6.0",
         "save-file": "^2.3.1",
@@ -3285,6 +3286,11 @@
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
       "dev": true
     },
+    "decimal.js": {
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.2.0.tgz",
+      "integrity": "sha512-vDPw+rDgn3bZe1+F/pyEwb1oMG2XTlRVgAa6B4KccTEpYgF8w6eQllVbQcfIJnZyvzFtFpxnpGtx8dd7DJp/Rw=="
+    },
     "decode-uri-component": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",

package.json

@@ -25,8 +25,9 @@
     "dist/"
   ],
   "dependencies": {
-    "@oceanprotocol/lib": "^0.1.10",
+    "@oceanprotocol/lib": "^0.1.11",
     "axios": "^0.19.2",
+    "decimal.js": "^10.2.0",
     "web3": "^1.2.11",
     "web3modal": "^1.9.0"
   },

src/hooks/useCompute/useCompute.ts

@@ -5,6 +5,7 @@ import { feedback } from './../../utils'
 import { DID, Logger } from '@oceanprotocol/lib'
 import { MetadataAlgorithm } from '@oceanprotocol/lib/dist/node/ddo/interfaces/MetadataAlgorithm'
 import { ComputeJob } from '@oceanprotocol/lib/dist/node/ocean/interfaces/ComputeJob'
+import { checkAndBuyDT } from '../../utils/dtUtils'
 
 interface UseCompute {
   compute: (
@@ -63,6 +64,8 @@ function useCompute(): UseCompute {
     try {
       setIsLoading(true)
       setStep(0)
+
+      await checkAndBuyDT(ocean,dataTokenAddress, account)
       rawAlgorithmMeta.container = computeContainer
       rawAlgorithmMeta.rawcode = algorithmRawCode
 

src/hooks/useConsume/useConsume.ts

@@ -2,7 +2,8 @@ import { useState } from 'react'
 import { useOcean } from '../../providers'
 import { feedback } from '../../utils'
 import { DID, Logger, ServiceType } from '@oceanprotocol/lib'
-
+import { getCheapestPool, checkAndBuyDT } from '../../utils/dtUtils'
+const Decimal = require('decimal.js')
 interface UseConsume {
   consume: (
     did: DID | string,
@@ -34,32 +35,7 @@ function useConsume(): UseConsume {
     setConsumeStep(index)
     setConsumeStepText(consumeFeedback[index])
   }
-  async function getCheapestPool(dataTokenAddress): Promise<{poolAddress: string,poolPrice: string}> {
-    const tokenPools = await ocean.pool.searchPoolforDT(accountId, dataTokenAddress)
-    Logger.log('DT Pool found', tokenPools)
-    let cheapestPoolAddress
-    let cheapestPoolPrice = 999999
 
-    if (tokenPools) {
-      for (let i = 0; i < tokenPools.length; i++) {
-        const poolPrice = await ocean.pool.getDTPrice(accountId, tokenPools[i])
-        Logger.log('Pool price ',tokenPools[i],poolPrice)
-        if (poolPrice < cheapestPoolPrice) {
-          cheapestPoolPrice = poolPrice
-          cheapestPoolAddress = tokenPools[i]
-        }
-      }
-    }
-
-    return { poolAddress:cheapestPoolAddress, poolPrice: cheapestPoolPrice.toString()}
-
-  }
-
-  async function getBestDataTokenPrice(dataTokenAddress:string): Promise<string>{
-    const bestPool = await getCheapestPool(dataTokenAddress)
-
-    return bestPool.poolPrice
-  }
   async function consume(
     did: string,
     dataTokenAddress: string,
@@ -71,24 +47,10 @@ function useConsume(): UseConsume {
 
     try {
 
-      const userOwnedTokens = await ocean.accounts.getTokenBalance(dataTokenAddress, account)
-      Logger.log(`User has ${userOwnedTokens} tokens`)
-      let cheapestPool
-      if (userOwnedTokens === '0') {
-        cheapestPool = await getCheapestPool(dataTokenAddress)
-       
-        let maxPrice: number = +cheapestPool.poolPrice *10
-        Logger.log('Buying token', cheapestPool,accountId, maxPrice.toString())
-        let buyResponse = await ocean.pool.buyDT(accountId,cheapestPool.poolAddress,'1','100','999999999999999999999999999999999999999999')
-        Logger.log('DT buy response', buyResponse)
-
-        if(buyResponse === null) {
-          return
-        }
-      }
-
-
       setStep(0)
+      await checkAndBuyDT(ocean,dataTokenAddress, account)
+
+
       setStep(1)
       const order = await ocean.assets.order(did, serviceType, accountId)
       Logger.log('order created', order)

src/hooks/useMetadata/useMetadata.ts

@@ -5,10 +5,10 @@ import {
   Metadata,
   MetadataStore,
   Logger,
-  ConfigHelper
 } from '@oceanprotocol/lib'
 import { useOcean } from '../../providers'
 import ProviderStatus from '../../providers/OceanProvider/ProviderStatus'
+import { getBestDataTokenPrice } from '../../utils/dtUtils'
 
 interface UseMetadata {
   ddo: DDO
@@ -17,10 +17,11 @@ interface UseMetadata {
   getDDO: (did: DID | string) => Promise<DDO>
   getMetadata: (did: DID | string) => Promise<Metadata>
   getTitle: (did: DID | string) => Promise<string>
+  getBestPrice: (dataTokenAddress: string) => Promise<string>
 }
 
 function useMetadata(did?: DID | string): UseMetadata {
-  const { ocean, status, config } = useOcean()
+  const { ocean, status, config, accountId } = useOcean()
   const [ddo, setDDO] = useState<DDO | undefined>()
   const [metadata, setMetadata] = useState<Metadata | undefined>()
   const [title, setTitle] = useState<string | undefined>()
@@ -37,6 +38,10 @@ function useMetadata(did?: DID | string): UseMetadata {
     return ddo
   }
 
+  async function getBestPrice(dataTokenAddress:string): Promise<string> {
+    return await getBestDataTokenPrice(ocean, accountId, dataTokenAddress)
+  }
+
   async function getMetadata(did: DID | string): Promise<Metadata> {
     const ddo = await getDDO(did)
     if (!ddo) return
@@ -68,7 +73,8 @@ function useMetadata(did?: DID | string): UseMetadata {
     title,
     getDDO,
     getMetadata,
-    getTitle
+    getTitle,
+    getBestPrice
   }
 }
 

src/hooks/usePublish/usePublish.ts

@@ -4,7 +4,8 @@ import { useOcean } from '../../providers'
 import ProviderStatus from '../../providers/OceanProvider/ProviderStatus'
 import {
   Service,
-  ServiceComputePrivacy
+  ServiceComputePrivacy,
+  ServiceType
 } from '@oceanprotocol/lib/dist/node/ddo/interfaces/Service'
 import { ServiceConfig } from './ServiceConfig'
 import { publishFeedback } from '../../utils'
@@ -13,8 +14,9 @@ interface UsePublish {
   publish: (
     asset: Metadata,
     tokensToMint: string,
-    serviceConfigs: ServiceConfig[],
-    dtAddress?: string
+    serviceConfigs: ServiceType,
+    mpAddress: string,
+    mpFee: string
   ) => Promise<DDO>
   mint: (tokenAddress: string, tokensToMint: string) => void
   publishStep?: number
@@ -24,7 +26,7 @@ interface UsePublish {
 }
 
 function usePublish(): UsePublish {
-  const { web3, ocean, status, account, accountId, config } = useOcean()
+  const {  ocean, status, account, accountId, config } = useOcean()
   const [isLoading, setIsLoading] = useState(false)
   const [publishStep, setPublishStep] = useState<number | undefined>()
   const [publishStepText, setPublishStepText] = useState<string | undefined>()
@@ -40,26 +42,26 @@ function usePublish(): UsePublish {
    * @param  {Metadata} asset The metadata of the asset.
    * @param  {string} tokensToMint Numer of tokens to mint and give allowance to market
    * @param  {ServiceConfig[]} serviceConfigs Desired services of the asset, ex: [{serviceType: 'access', cost:'1'}]
-   * @param  {string} dtAddress The address of the market
+   * @param  {string} mpAddress The address of the market
+   * @param  {string} mpFee The fee of the market
    * @return {Promise<DDO>} Returns the newly published ddo
    */
   async function publish(
     asset: Metadata,
     tokensToMint: string,
-    serviceConfigs: ServiceConfig[],
-    dtAddress?: string
+    serviceType: ServiceType,
+    mpAddress: string,
+    mpFee: string
   ): Promise<DDO> {
     if (status !== ProviderStatus.CONNECTED || !ocean || !account) return
     setIsLoading(true)
     setPublishError(undefined)
     try {
-      if (!dtAddress) {
       setStep(0)
       const data = { t: 1, url: config.metadataStoreUri }
       const blob = JSON.stringify(data)
-        dtAddress = await ocean.datatokens.create(blob, accountId)
+      const dtAddress = await ocean.datatokens.create(blob, accountId)
       Logger.log('datatoken created', dtAddress)
-      }
 
       setStep(1)
       await mint(dtAddress, tokensToMint)
@@ -71,9 +73,9 @@ function usePublish(): UsePublish {
       const timeout = 0
       const services: Service[] = []
 
-      serviceConfigs.forEach(async (serviceConfig) => {
-        const price = ocean.datatokens.toWei(serviceConfig.cost)
-        switch (serviceConfig.serviceType) {
+
+      const price = ocean.datatokens.toWei('1')
+      switch (serviceType) {
         case 'access': {
           const accessService = await ocean.assets.createAccessServiceAttributes(
             account,
@@ -132,7 +134,7 @@ function usePublish(): UsePublish {
           break
         }
       }
-      })
+
       Logger.log('services created', services)
       setStep(3)
       const ddo = await ocean.assets.create(asset, account, services, dtAddress)
@@ -154,8 +156,7 @@ function usePublish(): UsePublish {
     await ocean.datatokens.mint(tokenAddress, accountId, tokensToMint)
   }
 
-  async function createBalancerPool()
-  {
+  async function createBalancerPool() {
     ocean
   }
 

src/utils/dtUtils.ts

@@ -0,0 +1,47 @@
+import { Logger, Ocean, Account } from '@oceanprotocol/lib'
+const Decimal = require('decimal.js')
+export async function getCheapestPool(ocean: Ocean, accountId: string, dataTokenAddress: string): Promise<{ poolAddress: string, poolPrice: string }> {
+  const tokenPools = await ocean.pool.searchPoolforDT(accountId, dataTokenAddress)
+  Logger.log('DT Pool found', tokenPools)
+  let cheapestPoolAddress
+  let cheapestPoolPrice = 999999
+
+  if (tokenPools) {
+    for (let i = 0; i < tokenPools.length; i++) {
+      const poolPrice = await ocean.pool.getOceanNeeded(accountId, tokenPools[i], '1')
+      Logger.log('Pool price ', tokenPools[i], poolPrice)
+      if (Decimal(poolPrice) < cheapestPoolPrice) {
+        cheapestPoolPrice = Decimal(poolPrice)
+        cheapestPoolAddress = tokenPools[i]
+      }
+    }
+  }
+
+  return { poolAddress: cheapestPoolAddress, poolPrice: cheapestPoolPrice.toString() }
+
+}
+
+export async function getBestDataTokenPrice(ocean: Ocean, accountId: string, dataTokenAddress: string): Promise<string> {
+  const bestPool = await getCheapestPool(ocean, accountId, dataTokenAddress)
+
+  return bestPool.poolPrice
+}
+
+export async function checkAndBuyDT(ocean: Ocean, dataTokenAddress: string, account: Account) {
+  const userOwnedTokens = await ocean.accounts.getTokenBalance(dataTokenAddress, account)
+  Logger.log(`User has ${userOwnedTokens} tokens`)
+  let cheapestPool
+  if (userOwnedTokens === '0') {
+    cheapestPool = await getCheapestPool(ocean,account.getId(),dataTokenAddress)
+    Decimal.set({ precision: 5})
+    const price = (new Decimal(cheapestPool.poolPrice)).times(1.05).toString()
+    const maxPrice = (new Decimal(cheapestPool.poolPrice)).times(2).toString()
+    Logger.log('Buying token', cheapestPool, account.getId(),price)
+    let buyResponse = await ocean.pool.buyDT(account.getId(), cheapestPool.poolAddress, '1', price, maxPrice)
+    Logger.log('DT buy response', buyResponse)
+
+    if (buyResponse === null) {
+      return
+    }
+  }
+}

src/utils/index.ts

@@ -14,9 +14,9 @@ export function readFileContent(file: File): Promise<string> {
 
 export const feedback: { [key in number]: string } = {
   99: 'Decrypting file URL...',
-  0: '1/3 Ordering asset...',
-  1: '1/3 Transfering data token.',
-  2: '2/3 Payment confirmed. Requesting access...'
+  0: '1/3 Looking for data token. Buying if none found...',
+  1: '2/3 Transfering data token.',
+  2: '3/3 Payment confirmed. Requesting access...'
 }
 
 export const publishFeedback: { [key in number]: string } = {