Expose stock account accessors

crates/fidc-core/src/strategy.rs

@@ -104,6 +104,7 @@ pub struct OrderRuntimeView {
 
 #[derive(Debug, Clone)]
 pub struct PortfolioRuntimeView {
+    pub account_type: &'static str,
     pub starting_cash: f64,
     pub units: f64,
     pub cash: f64,
@@ -359,6 +360,7 @@ impl StrategyContext<'_> {
         let cash = self.portfolio.cash();
         let total_equity = self.portfolio.total_equity();
         PortfolioRuntimeView {
+            account_type: "STOCK",
             starting_cash: self.portfolio.starting_cash(),
             units: self.portfolio.units(),
             cash,
@@ -386,6 +388,26 @@ impl StrategyContext<'_> {
         self.portfolio_view()
     }
 
+    pub fn stock_account(&self) -> PortfolioRuntimeView {
+        self.portfolio_view()
+    }
+
+    pub fn future_account(&self) -> Option<PortfolioRuntimeView> {
+        None
+    }
+
+    pub fn account_by_type(&self, account_type: &str) -> Option<PortfolioRuntimeView> {
+        if account_type.eq_ignore_ascii_case("STOCK") {
+            Some(self.stock_account())
+        } else {
+            None
+        }
+    }
+
+    pub fn accounts(&self) -> BTreeMap<String, PortfolioRuntimeView> {
+        BTreeMap::from([("STOCK".to_string(), self.stock_account())])
+    }
+
     pub fn frozen_cash(&self) -> f64 {
         self.open_orders
             .iter()

crates/fidc-core/src/strategy_ai.rs

@@ -207,7 +207,7 @@ pub fn built_in_strategy_manual() -> StrategyAiManual {
             ManualFunction { name: "is_suspended/is_st_stock".to_string(), signature: "ctx.is_suspended(symbol, count)".to_string(), detail: "读取指定证券截至当前交易日最近 count 个交易日的停牌或 ST 标记，返回 bool 序列，顺序从旧到新；对应 RQAlpha 的 is_suspended/is_st_stock 数据源能力。".to_string() },
             ManualFunction { name: "get_price".to_string(), signature: "ctx.get_price(symbol, start_date, end_date, \"1d\" | \"1m\" | \"tick\")".to_string(), detail: "按日期区间读取统一 PriceBar 序列。日线返回 open/high/low/close/last/volume/盘口字段；分钟或 tick 返回按 timestamp 排序的 last/bid1/ask1/volume_delta/amount_delta 映射，便于服务层转成表格或前端明细。".to_string() },
             ManualFunction { name: "order/order_status/order_avg_price/order_transaction_cost".to_string(), signature: "ctx.order(order_id)".to_string(), detail: "按订单 id 查询运行时订单对象，支持已结束订单和当前挂单。返回字段包括 status、filled_quantity、unfilled_quantity、avg_price、transaction_cost、symbol、side、reason；可用便捷函数读取状态、成交均价和费用，对齐 RQAlpha Order 的核心属性。".to_string() },
-            ManualFunction { name: "account/portfolio_view".to_string(), signature: "ctx.account()".to_string(), detail: "返回当前股票账户/组合运行时视图，字段包括 cash、available_cash、frozen_cash、market_value、total_value、unit_net_value、daily_pnl、daily_returns、total_returns、transaction_cost、trading_pnl、position_pnl 等；DSL 中同名字段可直接使用。".to_string() },
+            ManualFunction { name: "account/portfolio_view/accounts".to_string(), signature: "ctx.account()".to_string(), detail: "返回当前股票账户/组合运行时视图，字段包括 account_type、cash、available_cash、frozen_cash、market_value、total_value、unit_net_value、daily_pnl、daily_returns、total_returns、transaction_cost、trading_pnl、position_pnl 等；DSL 中同名字段可直接使用。也可用 ctx.stock_account()、ctx.account_by_type(\"STOCK\")、ctx.accounts() 按账户类型读取；当前股票回测路径不会把 FUTURE 虚假映射成 STOCK。".to_string() },
             ManualFunction { name: "deposit_withdraw/finance_repay/management_fee".to_string(), signature: "account.deposit_withdraw(amount, receiving_days=0)".to_string(), detail: "策略账户资金动作。deposit_withdraw 正数入金、负数出金；receiving_days 大于 0 时按交易日延迟到账，并保持净值口径不把外部资金流当成收益。finance_repay 正数融资、负数还款，会同步维护 cash_liabilities。set_management_fee_rate 设置结算管理费率；普通策略可覆盖 management_fee(ctx, rate) 自定义计算器，对齐 RQAlpha 管理费回调能力。".to_string() },
             ManualFunction { name: "rolling_mean".to_string(), signature: "rolling_mean(\"field\", lookback)".to_string(), detail: "任意字段滚动均值，支持 volume/amount/turnover_ratio、signal_open/signal_close、benchmark_open/benchmark_close 等。任意成交量窗口推荐用它，比如 rolling_mean(\"volume\", 15)。".to_string() },
             ManualFunction { name: "sma".to_string(), signature: "sma(\"field\", lookback)".to_string(), detail: "rolling_mean 的别名。任意价格均线窗口推荐用它，比如 sma(\"close\", 15)。".to_string() },

crates/fidc-core/tests/engine_hooks.rs

@@ -1342,6 +1342,7 @@ fn strategy_context_exposes_rqalpha_style_account_runtime_view() {
 
     let account = ctx.account();
 
+    assert_eq!(account.account_type, "STOCK");
     assert!((account.starting_cash - 10_000.0).abs() < 1e-6);
     assert!((account.frozen_cash - 600.0).abs() < 1e-6);
     assert!((account.available_cash - 9_400.0).abs() < 1e-6);
@@ -1350,6 +1351,13 @@ fn strategy_context_exposes_rqalpha_style_account_runtime_view() {
     assert!((account.daily_returns - portfolio.daily_returns()).abs() < 1e-6);
     assert!((account.total_returns - portfolio.total_returns()).abs() < 1e-6);
     assert!((ctx.available_cash() - account.available_cash).abs() < 1e-6);
+    assert!(ctx.future_account().is_none());
+    assert!(ctx.account_by_type("FUTURE").is_none());
+    assert!((ctx.account_by_type("stock").unwrap().cash - account.cash).abs() < 1e-6);
+    assert_eq!(
+        ctx.accounts().keys().cloned().collect::<Vec<_>>(),
+        vec!["STOCK".to_string()]
+    );
 }
 
 #[test]

docs/rqalpha-gap-roadmap.md

@@ -83,7 +83,9 @@ current alignment pass.
 - [x] explicit deposit / withdraw API
 - [x] financing liability / repay API
 - [x] management-fee rate and callback parity
-- [ ] multi-account stock/future segregation
+- [x] stock account map/accessor surface (`accounts`, `stock_account`,
+      `account_by_type("STOCK")`)
+- [ ] full futures account, margin, and short-position execution model
 
 ## Execution Order
 
@@ -101,5 +103,5 @@ current alignment pass.
 
 Active implementation target: continue account parity after exposing the stock
 account runtime view, core Portfolio fields, deposit/withdraw, financing
-liability APIs, and management-fee callbacks; next gap is multi-account
-stock/future segregation.
+liability APIs, management-fee callbacks, and stock account accessors; next gap
+is the full futures account, margin, and short-position execution model.