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add final screenshot, code style fixes

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Matthias Kretschmann 2019-01-30 11:45:59 +01:00
parent f07ded1e1f
commit c73f9bce0f
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GPG Key ID: 606EEEF3C479A91F
3 changed files with 29 additions and 21 deletions

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@ -5,7 +5,7 @@ description: Tutorial to get and use a data set in a basic React app.
## Requirements ## Requirements
This is a continuation of the [React App Setup](/tutorials/react-setup) and [React Publish Data-set](/tutorials/react-publish-data-set) tutorial, so make sure you have done all the steps described in there. This is a continuation of the [React App Setup](/tutorials/react-setup/) and [React Publish Data-set](/tutorials/react-publish-data-set/) tutorial, so make sure you have done all the steps described in there.
Open `src/App.js` in your marketplace app from previous tutorials. Open `src/App.js` in your marketplace app from previous tutorials.
@ -14,7 +14,7 @@ Open `src/App.js` in your marketplace app from previous tutorials.
From previous tutorial we added asset publishing so we can now search for it so we can consume it later. Just after `submitAsset()` function we can add new function that will handle search: From previous tutorial we added asset publishing so we can now search for it so we can consume it later. Just after `submitAsset()` function we can add new function that will handle search:
```js ```js
async retrieveAssets(){ async retrieveAssets() {
this.dbAssets = await this.ocean.searchAssetsByText("Office Humidity") this.dbAssets = await this.ocean.searchAssetsByText("Office Humidity")
console.log(this.dbAssets) console.log(this.dbAssets)
} }
@ -23,7 +23,7 @@ async retrieveAssets(){
The last thing we need is a button to start our search inside the render function just after `<button onClick={() => this.submitAsset()}>Register asset</button>`: The last thing we need is a button to start our search inside the render function just after `<button onClick={() => this.submitAsset()}>Register asset</button>`:
```jsx ```jsx
<button onClick={()=>this.retrieveAssets()}>Retrieve assets</button> <button onClick={() => this.retrieveAssets()}>Retrieve assets</button>
``` ```
## Consume Asset ## Consume Asset
@ -31,7 +31,7 @@ The last thing we need is a button to start our search inside the render functio
The retrieved assets can now be consumed so in this tutorial we consume the first one. The following code goes after `async retrieveAssets()` function. The retrieved assets can now be consumed so in this tutorial we consume the first one. The following code goes after `async retrieveAssets()` function.
```js ```js
async consumeAsset(){ async consumeAsset() {
// get all accounts // get all accounts
const accounts = await this.ocean.getAccounts() const accounts = await this.ocean.getAccounts()
// get first asset // get first asset
@ -58,9 +58,13 @@ async consumeAsset(){
We still need button in render function just after `<button onClick={()=>this.retrieveAssets()}>Retrieve assets</button>` to start consumption: We still need button in render function just after `<button onClick={()=>this.retrieveAssets()}>Retrieve assets</button>` to start consumption:
```jsx ```jsx
<button onClick={()=>this.consumeAsset()}>Consume asset</button> <button onClick={() => this.consumeAsset()}>Consume asset</button>
``` ```
With all these buttons in place, you should see this:
![React App 05](images/react-app-05.png)
## Final Result ## Final Result
That's it. If you have no errors in your `console.log` and your asset files listed you have working marketplace. That's it. If you have no errors in your `console.log` and your asset files listed you have working marketplace.
@ -133,12 +137,12 @@ class App extends Component {
alert('Asset successfully submited: ', JSON.stringify(ddo)) alert('Asset successfully submited: ', JSON.stringify(ddo))
} }
async retrieveAssets(){ async retrieveAssets() {
this.dbAssets = await this.ocean.searchAssetsByText("Office Humidity") this.dbAssets = await this.ocean.searchAssetsByText('Office Humidity')
console.log(this.dbAssets) console.log(this.dbAssets)
} }
async consumeAsset(){ async consumeAsset() {
// get all accounts // get all accounts
const accounts = await this.ocean.getAccounts() const accounts = await this.ocean.getAccounts()
// get first asset // get first asset
@ -147,18 +151,22 @@ class App extends Component {
const service = consumeAsset.findServiceByType('Access') const service = consumeAsset.findServiceByType('Access')
// sign service // sign service
const serviceAgreementSignatureResult = await this.ocean.signServiceAgreement( const serviceAgreementSignatureResult = await this.ocean.signServiceAgreement(
consumeAsset.id, consumeAsset.id,
service.serviceDefinitionId, service.serviceDefinitionId,
accounts[0]) accounts[0]
)
// run it // run it
await this.ocean.initializeServiceAgreement( await this.ocean.initializeServiceAgreement(
consumeAsset.id, consumeAsset.id,
service.serviceDefinitionId, service.serviceDefinitionId,
serviceAgreementSignatureResult.serviceAgreementId, serviceAgreementSignatureResult.serviceAgreementId,
serviceAgreementSignatureResult.serviceAgreementSignature, serviceAgreementSignatureResult.serviceAgreementSignature,
// callback to handle the files we get // callback to handle the files we get
(files) => { console.log('Asset files', files) }, files => {
accounts[0]) console.log('Asset files', files)
},
accounts[0]
)
} }
render() { render() {
@ -174,4 +182,4 @@ class App extends Component {
} }
export default App export default App
``` ```

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@ -5,9 +5,9 @@ description: Tutorial to add dataset publishing capabilities to a basic React ap
## Requirements ## Requirements
This is a continuation of the [React App Setup](/tutorials/react-setup) tutorial, so make sure you have done all the steps described in there. This is a continuation of the [React App Setup](/tutorials/react-setup/) tutorial, so make sure you have done all the steps described in there.
Open `src/App.js` in your marketplace app from the [React App Setup](/tutorials/react-setup) tutorial. Open `src/App.js` in your marketplace app from the [React App Setup](/tutorials/react-setup/) tutorial.
## Define Asset ## Define Asset