//! Common utilities and shared types for Foxhunt HFT Trading System
//!
//! This crate contains shared utilities that are used across multiple services
//! in the Foxhunt HFT trading system, eliminating code duplication and providing
//! a consistent interface for common operations.
//!
//! # Modules
//!
//! - [`database`] - Database connection utilities and configurations
//! - [`error`] - Common error types and utilities
//! - [`traits`] - Shared traits used across services
//! - [`constants`] - Shared constants and configuration values
//! - [`types`] - Common data types

#![warn(missing_docs)]
#![warn(missing_debug_implementations)]
#![warn(rust_2018_idioms)]
#![deny(
    clippy::unwrap_used,
    clippy::expect_used,
    clippy::panic,
    clippy::unimplemented,
    clippy::unreachable
)]

pub mod constants;
pub mod database;
pub mod error;
pub mod traits;
pub mod trading;
pub mod types;

// REMOVED prelude module - violates type governance and creates hidden coupling
// All imports must be explicit to maintain clear architectural boundaries

// CRITICAL: These re-exports are necessary for backward compatibility
// They will be removed in a future refactor once all crates are updated
pub use types::{
    // Core types
    Decimal, Price, Volume, Quantity, Symbol, HftTimestamp, AssetId,
    // Trading types
    OrderId, OrderSide, OrderStatus, OrderType, TimeInForce,
    Order, Position, Execution, ExecutionId,
    // Event types (moved from trading_engine)
    OrderEvent, OrderEventType,
    // Market data types
    MarketDataEvent, TradeEvent, QuoteEvent, BarEvent, OrderBookEvent,
    Level2Update, PriceLevel, ConnectionStatus, ConnectionEvent,
    Aggregate, MarketStatus, ErrorEvent, Subscription,
    // Error types
    CommonTypeError,
};

// Re-export trading types from trading module
pub use trading::MarketRegime;

// Re-export error types from error module
pub use error::{CommonError, ErrorCategory, CommonResult};

// Test module for database features
#[cfg(all(test, feature = "database"))]
mod sqlx_test;