BTC 2025 Simulation (#242)

Co-authored-by: Leo Zhang (zhangchiqing) <zhangchiqing@gmail.com>
Co-authored-by: Raymond Zhang <zhangraymond05@gmail.com>

Author: 3 people

cadence/contracts/mocks/FlowTransactionScheduler.cdc

@@ -0,0 +1,16 @@
+import "FlowYieldVaultsAutoBalancers"
+
+/// Returns both currentValue and valueOfDeposits for the AutoBalancer in a single script call.
+/// This reduces script call overhead when both values are needed.
+///
+/// Returns: [currentValue, valueOfDeposits] or nil if AutoBalancer doesn't exist
+///
+access(all)
+fun main(id: UInt64): [UFix64]? {
+    if let autoBalancer = FlowYieldVaultsAutoBalancers.borrowAutoBalancer(id: id) {
+        let currentValue = autoBalancer.currentValue() ?? 0.0
+        let valueOfDeposits = autoBalancer.valueOfDeposits()
+        return [currentValue, valueOfDeposits]
+    }
+    return nil
+}

cadence/scripts/flow-yield-vaults/get_auto_balancer_metrics_by_id.cdc

@@ -0,0 +1,9 @@
+import "FlowYieldVaultsAutoBalancers"
+
+/// Returns the value of deposits tracked by the AutoBalancer related to the provided YieldVault ID or `nil` if none exists
+/// This is the historical cumulative value used to compute the rebalance ratio: currentValue / valueOfDeposits
+///
+access(all)
+fun main(id: UInt64): UFix64? {
+    return FlowYieldVaultsAutoBalancers.borrowAutoBalancer(id: id)?.valueOfDeposits() ?? nil
+}