//! 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;

// Re-export all types at crate root for easy access
pub use types::*;

// Re-export trading types at crate root for easy access
pub use trading::{TickType, BookAction, Side};
pub use types::MarketRegime;

// Re-export error types at crate root for direct access
pub use error::{CommonError, CommonResult, ErrorCategory, ErrorSeverity, RetryStrategy};

/// Prelude module for convenient imports
#[cfg(all(test, feature = "database"))]
mod sqlx_test;

#[cfg(feature = "database")]


pub mod prelude {
    //! Common types and utilities for Foxhunt services

    // Re-export database utilities
    pub use crate::database::{DatabaseConfig, DatabasePool, PoolConfig, PoolStats};

    // Re-export error types
    pub use crate::error::{CommonError, CommonResult, ErrorCategory, ErrorSeverity, RetryStrategy};

    // Re-export common traits
    pub use crate::traits::{Configurable, HealthCheck, Metrics, Service};

    // Re-export constants
    pub use crate::constants::{DEFAULT_POOL_SIZE, MAX_QUERY_TIMEOUT_MS, SERVICE_DEFAULTS};

    // Re-export common types - CANONICAL ORDER INCLUDED
    pub use crate::types::{
        ConfigVersion, ServiceId, ServiceStatus, RequestId, ConnectionInfo, ResourceLimits,
        Order, Position, Execution, Price, Quantity, Volume, Symbol, OrderId, TradeId, ExecutionId, AccountId,
        HftTimestamp, GenericTimestamp, Money, OrderType, OrderStatus, OrderSide, TimeInForce,
        Currency, CommonTypeError, BrokerType, Decimal, MarketTick,
        QuoteEvent, TradeEvent, BarEvent, ConnectionEvent, ErrorEvent, OrderBookEvent
    };
    
    // Re-export trading types (excluding duplicates already in types module)
    pub use crate::trading::{
        BookAction, MarketRegime, Side, TickType,
    };
}