Update order flow using Brizo.

.travis.yml

@@ -22,8 +22,8 @@ before_script:
   - git clone https://github.com/oceanprotocol/barge
   - cd barge
   - export AQUARIUS_VERSION=v0.2.2
-  - export BRIZO_VERSION=v0.3.5
+  - export BRIZO_VERSION=v0.3.6
-  - export KEEPER_VERSION=v0.9.1
+  - export KEEPER_VERSION=v0.9.7
   - export KEEPER_OWNER_ROLE_ADDRESS="0xe2DD09d719Da89e5a3D0F2549c7E24566e947260"
   - bash -x start_ocean.sh --latest --no-pleuston --local-spree-node 2>&1 > start_ocean.log &
   - cd ..

integration/ocean/ConsumeAssetBrizo.test.ts

@@ -41,7 +41,7 @@ describe("Consume Asset (Brizo)", () => {
             .next((step) => steps.push(step))
 
         assert.isDefined(agreementId)
-        assert.deepEqual(steps, [0, 1, 2, 3, 4, 5])
+        assert.deepEqual(steps, [0, 1, 2, 3])
     })
 
     it("should consume and store the assets", async () => {

src/ocean/OceanAssets.ts

@@ -4,13 +4,11 @@ import { MetaData } from "../ddo/MetaData"
 import { Service } from "../ddo/Service"
 import Account from "./Account"
 import DID from "./DID"
-import { fillConditionsWithDDO, noZeroX, SubscribablePromise } from "../utils"
+import { fillConditionsWithDDO, SubscribablePromise, generateId, zeroX } from "../utils"
 import { Instantiable, InstantiableConfig } from "../Instantiable.abstract"
 
 export enum OrderProgressStep {
-    Preparing,
+    CreatingAgreement,
-    Prepared,
-    SendingAgreement,
     AgreementInitialized,
     LockingPayment,
     LockedPayment,
@@ -207,12 +205,7 @@ export class OceanAssets extends Instantiable {
         return new SubscribablePromise(async (observer) => {
             const oceanAgreements = this.ocean.agreements
 
-            observer.next(OrderProgressStep.Preparing)
+            const agreementId = zeroX(generateId())
-            this.logger.log("Asking for agreement signature")
-            const {agreementId, signature} = await oceanAgreements.prepare(did, serviceDefinitionId, consumer)
-            this.logger.log(`Agreement ${agreementId} signed`)
-            observer.next(OrderProgressStep.Prepared)
-
             const ddo = await this.resolve(did)
 
             const keeper = this.ocean.keeper
@@ -251,10 +244,10 @@ export class OceanAssets extends Instantiable {
                 resolve()
             })
 
-            observer.next(OrderProgressStep.SendingAgreement)
+            observer.next(OrderProgressStep.CreatingAgreement)
-            this.logger.log("Sending agreement request")
+            this.logger.log("Creating agreement")
-            await oceanAgreements.send(did, agreementId, serviceDefinitionId, signature, consumer)
+            await oceanAgreements.create(did, agreementId, serviceDefinitionId, undefined, consumer, consumer)
-            this.logger.log("Agreement request sent")
+            this.logger.log("Agreement created")
 
             try {
                 await paymentFlow