added initial py analytics / rust core / ts orchestrator services

apps/stock/core/src/lib.rs

@@ -0,0 +1,221 @@
+#![deny(clippy::all)]
+
+pub mod core;
+pub mod orderbook;
+pub mod risk;
+pub mod positions;
+pub mod api;
+pub mod analytics;
+
+// Re-export commonly used types
+pub use positions::{Position, PositionUpdate};
+pub use risk::{RiskLimits, RiskCheckResult, RiskMetrics};
+
+use chrono::{DateTime, Utc};
+use serde::{Deserialize, Serialize};
+use std::sync::Arc;
+use parking_lot::RwLock;
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub enum TradingMode {
+    Backtest {
+        start_time: DateTime<Utc>,
+        end_time: DateTime<Utc>,
+        speed_multiplier: f64,
+    },
+    Paper {
+        starting_capital: f64,
+    },
+    Live {
+        broker: String,
+        account_id: String,
+    },
+}
+
+// Core traits that allow different implementations based on mode
+#[async_trait::async_trait]
+pub trait MarketDataSource: Send + Sync {
+    async fn get_next_update(&mut self) -> Option<MarketUpdate>;
+    fn seek_to_time(&mut self, timestamp: DateTime<Utc>) -> Result<(), String>;
+    fn as_any(&self) -> &dyn std::any::Any;
+    fn as_any_mut(&mut self) -> &mut dyn std::any::Any;
+}
+
+#[async_trait::async_trait]
+pub trait ExecutionHandler: Send + Sync {
+    async fn execute_order(&mut self, order: Order) -> Result<ExecutionResult, String>;
+    fn get_fill_simulator(&self) -> Option<&dyn FillSimulator>;
+}
+
+pub trait TimeProvider: Send + Sync {
+    fn now(&self) -> DateTime<Utc>;
+    fn sleep_until(&self, target: DateTime<Utc>) -> Result<(), String>;
+    fn as_any(&self) -> &dyn std::any::Any;
+}
+
+pub trait FillSimulator: Send + Sync {
+    fn simulate_fill(&self, order: &Order, orderbook: &OrderBookSnapshot) -> Option<Fill>;
+}
+
+// Main trading core that works across all modes
+pub struct TradingCore {
+    mode: TradingMode,
+    pub market_data_source: Arc<RwLock<Box<dyn MarketDataSource>>>,
+    pub execution_handler: Arc<RwLock<Box<dyn ExecutionHandler>>>,
+    pub time_provider: Arc<Box<dyn TimeProvider>>,
+    pub orderbooks: Arc<orderbook::OrderBookManager>,
+    pub risk_engine: Arc<risk::RiskEngine>,
+    pub position_tracker: Arc<positions::PositionTracker>,
+}
+
+// Core types used across the system
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct MarketUpdate {
+    pub symbol: String,
+    pub timestamp: DateTime<Utc>,
+    pub data: MarketDataType,
+}
+
+// Market microstructure parameters
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct MarketMicrostructure {
+    pub symbol: String,
+    pub avg_spread_bps: f64,
+    pub daily_volume: f64,
+    pub avg_trade_size: f64,
+    pub volatility: f64,
+    pub tick_size: f64,
+    pub lot_size: f64,
+    pub intraday_volume_profile: Vec<f64>, // 24 hourly buckets
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub enum MarketDataType {
+    Quote(Quote),
+    Trade(Trade),
+    Bar(Bar),
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Quote {
+    pub bid: f64,
+    pub ask: f64,
+    pub bid_size: f64,
+    pub ask_size: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Trade {
+    pub price: f64,
+    pub size: f64,
+    pub side: Side,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Bar {
+    pub open: f64,
+    pub high: f64,
+    pub low: f64,
+    pub close: f64,
+    pub volume: f64,
+    pub vwap: Option<f64>,
+}
+
+#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq)]
+pub enum Side {
+    Buy,
+    Sell,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Order {
+    pub id: String,
+    pub symbol: String,
+    pub side: Side,
+    pub quantity: f64,
+    pub order_type: OrderType,
+    pub time_in_force: TimeInForce,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub enum OrderType {
+    Market,
+    Limit { price: f64 },
+    Stop { stop_price: f64 },
+    StopLimit { stop_price: f64, limit_price: f64 },
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub enum TimeInForce {
+    Day,
+    GTC,
+    IOC,
+    FOK,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ExecutionResult {
+    pub order_id: String,
+    pub status: OrderStatus,
+    pub fills: Vec<Fill>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub enum OrderStatus {
+    Pending,
+    Accepted,
+    PartiallyFilled,
+    Filled,
+    Cancelled,
+    Rejected(String),
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Fill {
+    pub timestamp: DateTime<Utc>,
+    pub price: f64,
+    pub quantity: f64,
+    pub commission: f64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct OrderBookSnapshot {
+    pub symbol: String,
+    pub timestamp: DateTime<Utc>,
+    pub bids: Vec<PriceLevel>,
+    pub asks: Vec<PriceLevel>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct PriceLevel {
+    pub price: f64,
+    pub size: f64,
+    pub order_count: Option<u32>,
+}
+
+impl TradingCore {
+    pub fn new(
+        mode: TradingMode,
+        market_data_source: Box<dyn MarketDataSource>,
+        execution_handler: Box<dyn ExecutionHandler>,
+        time_provider: Box<dyn TimeProvider>,
+    ) -> Self {
+        Self {
+            mode,
+            market_data_source: Arc::new(RwLock::new(market_data_source)),
+            execution_handler: Arc::new(RwLock::new(execution_handler)),
+            time_provider: Arc::new(time_provider),
+            orderbooks: Arc::new(orderbook::OrderBookManager::new()),
+            risk_engine: Arc::new(risk::RiskEngine::new()),
+            position_tracker: Arc::new(positions::PositionTracker::new()),
+        }
+    }
+    
+    pub fn get_mode(&self) -> &TradingMode {
+        &self.mode
+    }
+    
+    pub fn get_time(&self) -> DateTime<Utc> {
+        self.time_provider.now()
+    }
+}