[CT-727] avoid state reads when sending updates

[jayy04]

Changelist

[Describe or list the changes made in this PR]

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[linear]

CT-727 Send update when order state fill amounts are pruned

[coderabbitai]

Walkthrough

The recent update introduces a new dependency and modifies the logic for updating orderbook states in the order_state.go file. Specifically, it enhances the handling of short-term order state pruning by incorporating off-chain updates from a newly imported module. This adjustment allows for the creation and addition of order update messages under specified conditions, optimizing the process for managing short-term orders in the orderbook.

Changes

File Path	Change Summary
.../clob/keeper/order_state.go	Added import github.com/dydxprotocol/v4-chain/.../off_chain_updates. Modified PruneStateFillAmountsForShortTermOrders function to include logic for creating and adding order update messages based on specific conditions.

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Review Status

Actionable comments generated: 0

Configuration used: CodeRabbit UI

Commits

Files that changed from the base of the PR and between ddd1715 and f27d24a.

Files selected for processing (1)

• protocol/x/clob/keeper/order_state.go (2 hunks)

Additional comments: 1

protocol/x/clob/keeper/order_state.go (1)

• 300-306: The changes from lines 300 to 306 introduce a call to off_chain_updates.CreateOrderUpdateMessage for each pruned order ID, which is a significant improvement in terms of avoiding unnecessary state reads when sending updates. This aligns well with the PR's objective of enhancing efficiency in state management. However, there are a few considerations to ensure the robustness and maintainability of this implementation:

1. Error Handling: The success flag returned by CreateOrderUpdateMessage is used to determine if an update message should be added. It's crucial to ensure that any failure in creating an order update message doesn't silently affect the system's behavior. Consider logging or handling cases where success is false to aid in debugging and operational monitoring.

2. Performance Considerations: While this change likely improves performance by reducing state reads, it's important to assess the impact of iterating over all pruned order IDs and creating update messages for each. If the number of pruned order IDs is large, this could introduce a performance bottleneck. Evaluate if there's a need for batching or if optimizations can be applied to CreateOrderUpdateMessage.

3. Maintainability: The comment on line 299-300 mentions a long-term fix involving logic to keep state fill amount pruning and order pruning in sync. It's beneficial to track this as a separate issue or task to ensure it's addressed in future iterations. This helps maintain the codebase's quality and prevents technical debt from accumulating.

Overall, the changes are a positive step towards optimizing state management. Ensuring robust error handling, evaluating performance implications, and addressing maintainability concerns will further solidify the implementation.