From 65b99456a63f3239005f4b1dddf6d207b3e45173 Mon Sep 17 00:00:00 2001
From: Matthias Kretschmann <m@kretschmann.io>
Date: Tue, 28 Jan 2020 13:01:39 +0100
Subject: [PATCH] add Compute component example

---
 src/Compute.js | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/index.js   |  3 +++
 2 files changed, 65 insertions(+)
 create mode 100644 src/Compute.js

diff --git a/src/Compute.js b/src/Compute.js
new file mode 100644
index 0000000..70a1a0a
--- /dev/null
+++ b/src/Compute.js
@@ -0,0 +1,62 @@
+import React, { useState } from 'react'
+import asset from './asset'
+
+export default function Compute({ ocean, web3 }) {
+  const [ddoAsset, setDdoAsset] = useState('')
+  const [ddoAlgorithm, setDdoAlgorithm] = useState('')
+
+  // publish a dataset and an algorithm
+  async function publish() {
+    try {
+      const accounts = await ocean.accounts.list()
+      const ddoAssetNew = await ocean.assets.create(asset, accounts[0])
+      const ddoAlgorithmNew = await ocean.assets.create(asset, accounts[0])
+
+      console.log('Asset successfully submitted.')
+      console.log(ddoAssetNew)
+      console.log(ddoAlgorithmNew)
+      // keep track of this registered asset for consumption later on
+      setDdoAsset(ddoAssetNew)
+      setDdoAlgorithm(ddoAlgorithmNew)
+      alert(
+        'Asset successfully submitted. Look into your console to see the response DDO object.'
+      )
+    } catch (error) {
+      console.error(error.message)
+    }
+  }
+
+  // order and start the compute service
+  async function start() {
+    try {
+      const accounts = await ocean.accounts.list()
+
+      // order the compute service
+      const agreementId = await ocean.compute.order(accounts[0], ddoAsset.id)
+
+      // start a compute job
+      const status = await ocean.compute.start(
+        accounts[0],
+        agreementId,
+        ddoAlgorithm.id
+      )
+      console.log(status)
+    } catch (error) {
+      console.error(error.message)
+    }
+  }
+
+  // get results
+
+  return (
+    <>
+      <h3>Compute</h3>
+      <button onClick={() => publish()} disabled={!web3}>
+        Publish dataset and algorithm
+      </button>
+      <button onClick={() => start()} disabled={!web3}>
+        Order and start compute service
+      </button>
+    </>
+  )
+}
diff --git a/src/index.js b/src/index.js
index 9d8b74c..7f6395c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,6 +3,7 @@ import ReactDOM from 'react-dom'
 import { Ocean } from '@oceanprotocol/squid'
 import Web3 from 'web3'
 import asset from './asset'
+import Compute from './Compute'
 
 let web3
 
@@ -119,6 +120,8 @@ class App extends Component {
         <button onClick={() => this.consumeAsset()} disabled={!web3}>
           Consume asset
         </button>
+        <hr />
+        <Compute ocean={this.state.ocean} web3={web3} />
       </div>
     )
   }