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mirror of https://github.com/oceanprotocol/ocean.js.git synced 2024-11-26 20:39:05 +01:00

add simple publish dataset

This commit is contained in:
arsenyjin 2020-06-21 13:57:59 +02:00
commit 968f5038e9
5 changed files with 113 additions and 47 deletions

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@ -36,47 +36,48 @@ Let's go through each of these in detail.
For now, you're Alice:) Let's proceed.
Run `ganache-cli` locally:
```bash
ganache-cli
```
Then proceed in with your code:
```javascript
const { Ocean, Logger } = require('@oceanprotocol/lib')
const config={
network: 'rinkeby',
privateKey:'8da4ef21b864d2cc526dbdb2a120bd2874c36c9d0a1fb7f8c63d7f7a8b41de8f',
}
const ocean = Ocean(alice_config)
const account = await ocean.accounts.list()[0]
const myToken = ocean.datatoken.create('localhost:8030',account)
const dt_address=myToken.getAddress()
console.log(dt_address)
const tokenAmount = 100
const transferAmount = 1
const blob = 'http://localhost:8030/api/v1/provider/services'
const alice = await ocean.accounts.list()[0]
const bob = await ocean.accounts.list()[0]
// create datatoken class
const datatoken = new DataTokens(contracts.factoryAddress, factoryABI, datatokensABI, web3)
// deploy datatoken
const tokenAddress = await datatoken.create(blob, alice)
```
## 2. Alice hosts the dataset
A locally providerService is required, which will serve just one file for this demo.
Let's create the file to be shared:
```
touch /var/mydata/myFolder1/file
````
Run the providerService:
(given that ERC20 contract address from the above is 0x1234)
Clone [provider-py](https://github.com/oceanprotocol/provider-py) and update your local environment variables:
```
ENV DT="{'0x1234':'/var/mydata/myFolder1'}"
docker run @oceanprotocol/provider-py -e CONFIG=DT
export FLASK_APP=ocean_provider/run.py
export PROVIDER_ADDRESS=your_provider_address
export PROVIDER_KEY=your_provider_key
export CONFIG='{"File": "https://raw.githubusercontent.com/oceanprotocol/barge/master/README.md"}'
```
## 3. Alice mints 100 tokens
```javascript
myToken.mint(100)
datatoken.mint(tokenAddress, alice, tokenAmount)
```
## 4. Alice transfers 1 token to Bob
```javascript
myToken.transfer(1,BobAddress)
const ts = await datatoken.transfer(tokenAddress, bob, transferAmount, alice)
const transactionId = ts['transactionHash']
```
## 5. Bob consumes dataset
@ -86,17 +87,10 @@ Now, you are Bob :)
```javascript
const bob_config={
network: 'rinkeby',
privateKey:'1234ef21b864d2cc526dbdb2a120bd2874c36c9d0a1fb7f8c63d7f7a8b41de8f'
}
const bob_ocean = Ocean(bob_config)
const account = await bob_ocean.accounts.list()[0]
const asset=bob_ocean.assets.getFromDTAddress(dt_address)[0]
const file=asset.download(account)
const config = new Config()
const ocean = await Ocean.getInstance()
await ocean.assets.download(tokenAddress, blob, transactionId, bob)
```

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@ -17,8 +17,7 @@
"changelog": "auto-changelog -p",
"prepublishOnly": "npm run build",
"test:unit": "mocha --config=test/unit/.mocharc.json --node-env=test --exit test/unit/**/*.ts",
"test:integration": "mocha --opts test/integration/mocha.opts",
"test:cover": "nyc --report-dir coverage/unit npm run test:unit"
"test:integration": "mocha --config=test/integration/.mocharc.json --node-env=test --exit test/integration/**/*.ts"
},
"repository": {
"type": "git",

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@ -51,11 +51,10 @@ export class Assets extends Instantiable {
* @param {Account} publisher Publisher account.
* @return {Promise<String>}
*/
public createSimpleAsset(publisher: Account): Promise<string> {
public createSimpleAsset(datatoken: DataTokens, publisher: Account, blob: string): Promise<string> {
const publisherURI = this.ocean.brizo.getURI()
const jsonBlob = { t: 0, url: publisherURI }
const { datatokens } = this.ocean
return datatokens.create(JSON.stringify(jsonBlob), publisher)
// const jsonBlob = { t: 0, url: publisherURI }
return datatoken.create(JSON.stringify(blob), publisher)
}
/**

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@ -0,0 +1,72 @@
import { TestContractHandler } from '../TestContractHandler'
import { DataTokens } from '../../src/datatokens/Datatokens'
import { Ocean } from '../../src/ocean/Ocean'
import { Config } from '../../src/models/Config'
const Web3 = require('web3')
const web3 = new Web3('http://127.0.0.1:8545')
const factory = require('@oceanprotocol/contracts/artifacts/development/Factory.json')
const datatokensTemplate = require('@oceanprotocol/contracts/artifacts/development/DataTokenTemplate.json')
describe('Marketplace flow', () => {
let ddo
let owner
let bob
let alice
let contracts
let datatoken
let tokenAddress
let transactionId
const tokenAmount = 100
const transferAmount = 1
const blob = 'http://localhost:8030/api/v1/provider/services'
describe('#test', () => {
it('Initialize Ocean contracts v3', async () => {
contracts = new TestContractHandler(
factory.abi,
datatokensTemplate.abi,
datatokensTemplate.bytecode,
factory.bytecode
)
await contracts.getAccounts()
owner = contracts.accounts[0]
alice = contracts.accounts[1]
bob = contracts.accounts[2]
await contracts.deployContracts(owner)
})
it('Alice publishes a dataset', async () => {
// Alice creates a Datatoken
datatoken = new DataTokens(
contracts.factoryAddress,
factory.abi,
datatokensTemplate.abi,
web3
)
// tokenAddress = await datatoken.create(blob, alice)
const config = new Config()
const ocean = await Ocean.getInstance(config)
ddo = await ocean.assets.createSimpleAsset(datatoken, alice, blob)
})
// it('Alice mints 100 tokens', async () => {
// await datatoken.mint(tokenAddress, alice, tokenAmount)
// })
// it('Alice transfers 1 token to Bob', async () => {
// const ts = await datatoken.transfer(tokenAddress, bob, transferAmount, alice)
// transactionId = ts.transactionHash
// })
// it('Bob consumes dataset', async () => {
// const config = new Config()
// const ocean = await Ocean.getInstance(config)
// await ocean.assets.download(tokenAddress, blob, transactionId, bob)
// })
})
})

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@ -1,4 +1,3 @@
import { assert } from 'chai'
import { TestContractHandler } from '../TestContractHandler'
import { DataTokens } from '../../src/datatokens/Datatokens'
import { Ocean } from '../../src/ocean/Ocean'
@ -6,15 +5,13 @@ import { Config } from '../../src/models/Config'
const Web3 = require('web3')
const web3 = new Web3('http://127.0.0.1:8545')
const factoryABI = require('../../src/datatokens/FactoryABI.json')
const datatokensABI = require('../../src/datatokens/DatatokensABI.json')
const factory = require('@oceanprotocol/contracts/artifacts/development/Factory.json')
const datatokensTemplate = require('@oceanprotocol/contracts/artifacts/development/DataTokenTemplate.json')
describe('Simple flow', () => {
let owner
let bob
let alice
let balance
let contracts
let datatoken
let tokenAddress
@ -26,7 +23,12 @@ describe('Simple flow', () => {
describe('#test', () => {
it('Initialize Ocean contracts v3', async () => {
contracts = new TestContractHandler(factoryABI, datatokensABI)
contracts = new TestContractHandler(
factory.abi,
datatokensTemplate.abi,
datatokensTemplate.bytecode,
factory.bytecode
)
await contracts.getAccounts()
owner = contracts.accounts[0]
alice = contracts.accounts[1]
@ -38,8 +40,8 @@ describe('Simple flow', () => {
// Alice creates a Datatoken
datatoken = new DataTokens(
contracts.factoryAddress,
factoryABI,
datatokensABI,
factory.abi,
datatokensTemplate.abi,
web3
)
tokenAddress = await datatoken.create(blob, alice)