feat(ai): Agent Tool 扩展 — QueryPatientProfile + DisplayHint 新增 3 变体

- QueryPatientProfileTool: 查询患者档案摘要（年龄/性别/慢性病/用药/家族史）
- DisplayHint 新增 TrendChart/InsightCard/PatientProfile 变体
- 沙箱: Patient + MedicalStaff 添加 query_patient_profile

crates/erp-ai/src/agent/sandbox.rs

@@ -45,6 +45,7 @@ pub fn get_sandbox_config(role: &UserRole) -> SandboxConfig {
                 "query_patient_lab_reports".into(),
                 "query_patient_medications".into(),
                 "search_medical_knowledge".into(),
+                "query_patient_profile".into(),
             ]),
             system_prompt_suffix: PATIENT_PROMPT_SUFFIX,
             output_filter: OutputFilter {
@@ -61,6 +62,7 @@ pub fn get_sandbox_config(role: &UserRole) -> SandboxConfig {
                 "query_patient_appointments".into(),
                 "query_patient_medications".into(),
                 "search_medical_knowledge".into(),
+                "query_patient_profile".into(),
             ]),
             system_prompt_suffix: MEDICAL_STAFF_PROMPT_SUFFIX,
             output_filter: OutputFilter {

crates/erp-ai/src/agent/tool.rs

@@ -51,5 +51,19 @@ pub enum DisplayHint {
         level: String,
         message: String,
     },
+    TrendChart {
+        metrics: Vec<String>,
+        period: String,
+        summary: String,
+    },
+    InsightCard {
+        title: String,
+        severity: String,
+        items: Vec<String>,
+    },
+    PatientProfile {
+        chronic_conditions: Vec<String>,
+        medication_count: usize,
+    },
     Text,
 }

crates/erp-ai/src/agent/tools/mod.rs

@@ -3,11 +3,13 @@
 pub mod query_appointments;
 pub mod query_lab_reports;
 pub mod query_medications;
+pub mod query_patient_profile;
 pub mod query_vitals;
 pub mod search_medical_knowledge;
 
 pub use query_appointments::QueryAppointmentsTool;
 pub use query_lab_reports::QueryLabReportsTool;
 pub use query_medications::QueryMedicationsTool;
+pub use query_patient_profile::QueryPatientProfileTool;
 pub use query_vitals::QueryPatientVitalsTool;
 pub use search_medical_knowledge::SearchMedicalKnowledgeTool;

crates/erp-ai/src/agent/tools/query_patient_profile.rs

@@ -0,0 +1,107 @@
+use async_trait::async_trait;
+
+use crate::agent::tool::{AgentTool, DisplayHint, ToolContext, ToolResult};
+
+/// 查询患者档案摘要（年龄/性别/慢性病/用药/家族史）
+pub struct QueryPatientProfileTool;
+
+#[async_trait]
+impl AgentTool for QueryPatientProfileTool {
+    fn name(&self) -> &str {
+        "query_patient_profile"
+    }
+
+    fn description(&self) -> &str {
+        "查询患者健康档案摘要，包括年龄组、性别、慢性疾病、当前用药、家族病史和最近体检日期。"
+    }
+
+    fn parameters_schema(&self) -> serde_json::Value {
+        serde_json::json!({
+            "type": "object",
+            "properties": {}
+        })
+    }
+
+    async fn execute(&self, ctx: &ToolContext, _params: serde_json::Value) -> ToolResult {
+        let patient_id = match ctx.patient_id {
+            Some(id) => id,
+            None => {
+                return ToolResult {
+                    output: "未关联患者档案，无法查询患者信息".to_string(),
+                    display_hint: None,
+                };
+            }
+        };
+
+        match ctx
+            .health_provider
+            .get_patient_summary(ctx.tenant_id, patient_id)
+            .await
+        {
+            Ok(summary) => {
+                let mut output = String::from("患者档案摘要：\n");
+                output.push_str(&format!("- 年龄组: {}\n", summary.age_group));
+                output.push_str(&format!("- 性别: {}\n", summary.sex));
+
+                if summary.chronic_conditions.is_empty() {
+                    output.push_str("- 慢性疾病: 无\n");
+                } else {
+                    output.push_str(&format!(
+                        "- 慢性疾病: {}\n",
+                        summary.chronic_conditions.join("、")
+                    ));
+                }
+
+                if summary.medications.is_empty() {
+                    output.push_str("- 当前用药: 无\n");
+                } else {
+                    output.push_str(&format!("- 当前用药: {}\n", summary.medications.join("、")));
+                }
+
+                if summary.family_history.is_empty() {
+                    output.push_str("- 家族病史: 无\n");
+                } else {
+                    output.push_str(&format!(
+                        "- 家族病史: {}\n",
+                        summary.family_history.join("、")
+                    ));
+                }
+
+                output.push_str(&format!("- 最近体检: {}\n", summary.last_checkup_date));
+
+                let display_hint = DisplayHint::PatientProfile {
+                    chronic_conditions: summary.chronic_conditions.clone(),
+                    medication_count: summary.medications.len(),
+                };
+
+                ToolResult {
+                    output,
+                    display_hint: Some(display_hint),
+                }
+            }
+            Err(e) => ToolResult {
+                output: format!("查询患者档案失败: {}", e),
+                display_hint: None,
+            },
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn tool_name() {
+        let tool = QueryPatientProfileTool;
+        assert_eq!(tool.name(), "query_patient_profile");
+    }
+
+    #[test]
+    fn parameters_schema_is_empty_object() {
+        let tool = QueryPatientProfileTool;
+        let schema = tool.parameters_schema();
+        assert_eq!(schema["type"], "object");
+        assert!(schema["properties"].as_object().unwrap().is_empty());
+    }
+}

crates/erp-ai/src/handler/chat_handler.rs

@@ -7,6 +7,7 @@ use serde::{Deserialize, Serialize};
 use crate::agent::orchestrator::AgentRunParams;
 use crate::agent::sandbox::{get_sandbox_config, resolve_role};
 use crate::agent::tool::ToolContext;
+use crate::agent::tools::QueryPatientProfileTool;
 use crate::agent::tools::QueryPatientVitalsTool;
 use crate::agent::tools::SearchMedicalKnowledgeTool;
 use crate::agent::tools::{QueryAppointmentsTool, QueryLabReportsTool, QueryMedicationsTool};
@@ -123,6 +124,7 @@ where
     registry.register(std::sync::Arc::new(QueryAppointmentsTool));
     registry.register(std::sync::Arc::new(QueryMedicationsTool));
     registry.register(std::sync::Arc::new(SearchMedicalKnowledgeTool));
+    registry.register(std::sync::Arc::new(QueryPatientProfileTool));
 
     // 根据用户角色获取沙箱配置
     let user_role = resolve_role(&ctx.roles);