improved order statuses

src/blockchain/wallet.js

@@ -1,7 +1,7 @@
 import {ethers} from "ethers";
 import {setProvider, useStore} from "@/store/store";
 import {socket} from "@/socket.js";
-import {contractOrNull} from "@/blockchain/contract.js";
+import {contractOrNull, vaultAddress} from "@/blockchain/contract.js";
 import {vaultAbi} from "@/blockchain/abi.js";
 
 
@@ -29,6 +29,14 @@ function changeAccounts(accounts) {
   else {
     const store = useStore()
     store.account = accounts[0].address
+    if( pendingOrders.length ) {
+      if( store.vault )
+        flushOrders()
+      else
+        ensureVault()
+    }
+    else
+      discoverVaults()
     flushTransactions()
     socket.emit('address', store.chainId, accounts[0].address)
   }
@@ -86,7 +94,39 @@ export async function connectWallet() {
   await s.provider.getSigner()
 }
 
-const pendingOrders = []
+let pendingOrders = []
+
+
+function discoverVaults() {
+  const s = useStore()
+  const owner = s.account
+  _discoverVaults(owner).then((result)=>{
+    if( s.account === owner ) { // double-check the account since it could have changed during our await
+      s.vaults = result
+      if( result.length && pendingOrders.length )
+        flushOrders(result[0])
+    }
+  })
+}
+
+async function _discoverVaults(owner) {
+  const result = []
+  // todo multi-vault scan
+  const addr = vaultAddress(owner, 0)
+  const s = useStore()
+  const vault = new ethers.Contract(addr, vaultAbi, s.provider)
+  let version = -1
+  try {
+    version = await vault.version();
+    if( version === 1 )
+      result.push(addr)
+    else
+      console.error(`bad vault version ${version}`)
+  }
+  catch (e) {
+  }
+  return result
+}
 
 
 export function ensureVault() {
@@ -120,6 +160,8 @@ export async function pendOrder(order) {
 export function flushOrders(vault) {
   for( const order of pendingOrders )
     pendOrderAsTransaction(vault, order)
+  pendingOrders = []
+  flushTransactions()
 }