start on spend from account action

validators/account.ak

@@ -67,6 +67,9 @@ type Intention {
   condition: IntentionCondition,
   value_leaving: List<(PolicyId, AssetName, Int)>,
   nonce: OutputReference,
+  /// User to track ordering number. Useful for dexes to ensure 
+  /// your order is applied in a specific order
+  order: Int,
 }
 
 type DataEnvelope {
@@ -194,6 +197,22 @@ validator {
         expect rdr: ValidateRedeemer = rdr
 
         when rdr is {
+          SpendFromAccount(data_envelopes) -> {
+            let split_intentions =
+              fn(ref_input: Input, acc) {
+                let Input { output: Output { address, value, datum, .. }, .. } =
+                  ref_input
+
+                if address.payment_credential == pc {
+                  todo
+                } else {
+                  acc
+                }
+              }
+
+            todo
+          }
+
           OwnerSpend(control_index) ->
             validate_account_spend(
               control_index,
@@ -204,7 +223,8 @@ validator {
               NonceState,
             )
 
-          SpendFromAccount(data_envelope) -> todo
+          // This allows for the account to support vaults of unspendable assets
+          // and only the VaultSpend action can move these assets
           VaultSpend(control_index) ->
             validate_account_spend(
               control_index,