Updating nftOwner in Order

package.json

@@ -30,6 +30,7 @@
     "test-users": "TS_NODE_PROJECT='test/integration/tsconfig.json' mocha --config=test/integration/.mocharc.json --node-env=test --exit 'test/integration/users.test.ts'",
     "test-ve": "TS_NODE_PROJECT='test/integration/tsconfig.json' mocha --config=test/integration/.mocharc.json --node-env=test --exit 'test/integration/VeOcean.test.ts'",
     "test-df": "TS_NODE_PROJECT='test/integration/tsconfig.json' mocha --config=test/integration/.mocharc.json --node-env=test --exit 'test/integration/DFRewards.test.ts'",
+    "test-dt": "TS_NODE_PROJECT='test/integration/tsconfig.json' mocha --config=test/integration/.mocharc.json --node-env=test --exit 'test/integration/Datatoken.test.ts'",
     "test-zend": "TS_NODE_PROJECT='test/integration/tsconfig.json' mocha --config=test/integration/.mocharc.json --node-env=test --exit 'test/integration/ZEnding.test.ts'",
     "lint": "eslint --ignore-path .gitignore --ext .js --ext .ts --ext .tsx .",
     "lint:fix": "eslint --ignore-path .gitignore --ext .js,.ts,.tsx . --fix",

src/mappings/erc20Templates.ts

@@ -38,6 +38,12 @@ export function handleOrderStarted(event: OrderStarted): void {
   const consumer = getUser(event.params.consumer.toHex())
   order.consumer = consumer.id
 
+  if (token.nft) {
+    const nft = Nft.load(token.nft as string) as Nft
+    const nftOwner = getUser(nft.owner)
+    order.nftOwner = nftOwner.id
+  }
+
   const payer = getUser(event.params.payer.toHex())
   payer.totalOrders = payer.totalOrders.plus(integer.ONE)
   payer.save()

test/integration/Datatoken.test.ts

@@ -368,7 +368,7 @@ describe('Datatoken tests', async () => {
     assert(Number(user2balance) === 0, 'Invalid user2 balance')
 
     const query = {
-      query: `query {token(id: "${newDtAddress.toLowerCase()}"){id,orderCount,orders {id}}}`
+      query: `query {token(id: "${newDtAddress.toLowerCase()}"){id,orderCount,orders {id, nftOwner{id}}}}`
     }
 
     await sleep(2000)
@@ -428,5 +428,6 @@ describe('Datatoken tests', async () => {
     assert(token, 'Invalid token')
     assert(token.orderCount === '1', 'Invalid orderCount after order')
     assert(token.orders[0].id === orderId)
+    assert(token.orders[0].nftOwner.id === publisher, 'invalid nftOwner')
   })
 })