保留延迟资金到账表达式

crates/fidc-core/src/platform_strategy_spec.rs

@@ -777,6 +777,8 @@ pub struct StrategyExpressionActionConfig {
     pub symbols_expr: Option<String>,
     #[serde(default)]
     pub amount_expr: Option<String>,
+    #[serde(default, alias = "receiving_days_expr")]
+    pub receiving_days_expr: Option<String>,
     #[serde(default)]
     pub direction: Option<String>,
     #[serde(default)]
@@ -2413,7 +2415,12 @@ fn parse_platform_trade_action(
                 .map(str::trim)
                 .filter(|value| !value.is_empty())?
                 .to_string(),
-            receiving_days_expr: None,
+            receiving_days_expr: action
+                .receiving_days_expr
+                .as_deref()
+                .map(str::trim)
+                .filter(|value| !value.is_empty())
+                .map(ToString::to_string),
             when_expr,
             reason,
         }),
@@ -2641,6 +2648,39 @@ mod tests {
         assert_eq!(cfg.explicit_actions.len(), 1);
     }
 
+    #[test]
+    fn parses_delayed_deposit_receiving_days_expression() {
+        let spec = serde_json::json!({
+            "runtimeExpressions": {
+                "trading": {
+                    "rotationEnabled": false,
+                    "actions": [{
+                        "kind": "deposit_withdraw",
+                        "amountExpr": "1000",
+                        "receivingDaysExpr": "1",
+                        "reason": "delayed capital injection"
+                    }]
+                }
+            }
+        });
+
+        let cfg = platform_expr_config_from_value("cash-flow", "000300.SH", &spec)
+            .expect("delayed deposit config");
+
+        assert!(matches!(
+            cfg.explicit_actions.as_slice(),
+            [PlatformTradeAction::Account {
+                kind: PlatformAccountActionKind::DepositWithdraw,
+                amount_expr,
+                receiving_days_expr: Some(receiving_days_expr),
+                reason,
+                ..
+            }] if amount_expr == "1000"
+                && receiving_days_expr == "1"
+                && reason == "delayed capital injection"
+        ));
+    }
+
     #[test]
     fn parses_generic_futures_actions_and_rejects_incomplete_contracts() {
         let spec = serde_json::json!({