Add preflight_swap read-only validation endpoint#114
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ameeribro4-sudo merged 1 commit intoJul 21, 2026
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Implement a Stripe-like pre-flight validation function that lets traders verify swap viability before signing and submitting a transaction. - Add SwapChecklist struct with balance, KYC, rate-limit, slippage, oracle freshness, pool depth, circuit breaker, trading pause, and pair validity checks - Add SwapChecklistError enum for typed error decoding - Wire orphaned validation.rs module into the contract - Reuse existing validation helpers, rate limiter, KYC system, oracle, and risk management modules for all checks Closes OpenPeerX#77
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Summary
Implemented a production-ready pre-flight validation function following the Stripe-like pattern requested in the issue.
Changes
SwapCheckliststruct (9 boolean fields covering every swap guard) andSwapChecklistErrorenum with typed error variantsmod validationto wire the previously orphaned validation module into the contractpreflight_swapread-only entry point that mirrors all guards fromswap()— balance, KYC, rate-limit, slippage, oracle freshness, pool depth, circuit breaker, trading pause, and pair validity — without mutating state or requiring authenticationvalidation::validate_swap_pair,RateLimiter::check_swap_limit,kyc::KYCSystem::is_verified,risk_management::CircuitBreaker::is_circuit_breaker_active, andoracle::get_stored_pricefor all checksCloses #77