feat(health): 告警降噪服务 + FHIR handler stubs

- 新增 alert_noise_reducer：患者级升级(30min/3次阈值) + 系统级聚合(5min窗口) - 补全 FHIR R4 handler stubs（Plan 2 路由注册但 handler 缺失导致编译失败）
2026-05-04 02:36:37 +08:00
parent c5b686499c
commit 24562dd54b
3 changed files with 399 additions and 0 deletions
--- a/crates/erp-health/src/fhir/handler.rs
+++ b/crates/erp-health/src/fhir/handler.rs
@@ -0,0 +1,228 @@
+use axum::extract::{FromRef, Path, Query, State};
+use axum::response::IntoResponse;
+use axum::Json;
+use serde::Deserialize;
+use uuid::Uuid;
+
+use crate::state::HealthState;
+
+/// GET /fhir/R4/metadata — FHIR CapabilityStatement
+pub async fn capability_statement<S>() -> Result<impl IntoResponse, erp_core::error::AppError>
+where
+    HealthState: FromRef<S>,
+    S: Clone + Send + Sync + 'static,
+{
+    let stmt = serde_json::json!({
+        "resourceType": "CapabilityStatement",
+        "status": "active",
+        "date": chrono::Utc::now().format("%Y-%m-%d").to_string(),
+        "kind": "instance",
+        "fhirVersion": "4.0.1",
+        "format": ["application/fhir+json"],
+        "rest": [{
+            "mode": "server",
+            "resource": [
+                { "type": "Patient", "interaction": [{"code": "read"}, {"code": "search-type"}], "operation": [{"name": "everything"}] },
+                { "type": "Observation", "interaction": [{"code": "read"}, {"code": "search-type"}], "operation": [{"name": "lastn"}] },
+                { "type": "Device", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+                { "type": "DiagnosticReport", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+                { "type": "Encounter", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+                { "type": "Practitioner", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+                { "type": "Appointment", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+                { "type": "Task", "interaction": [{"code": "read"}, {"code": "search-type"}] },
+            ],
+            "operation": [
+                { "name": "everything", "definition": "/fhir/R4/Patient/{id}/$everything" },
+                { "name": "lastn", "definition": "/fhir/R4/Observation/$lastn" },
+            ]
+        }]
+    });
+
+    Ok(Json(stmt))
+}
+
+#[derive(Debug, Deserialize)]
+pub struct SearchParams {
+    pub patient: Option<String>,
+    pub category: Option<String>,
+    #[serde(rename = "_count")]
+    pub count: Option<u32>,
+    #[serde(rename = "_offset")]
+    pub offset: Option<u32>,
+}
+
+// ── Patient ────────────────────────────────────────────────────────────
+
+pub async fn search_patients(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_patient(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Patient not implemented yet"}]
+    })))
+}
+
+pub async fn patient_everything(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+// ── Observation ────────────────────────────────────────────────────────
+
+pub async fn search_observations(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn observation_lastn(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+// ── Device ─────────────────────────────────────────────────────────────
+
+pub async fn search_devices(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_device(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Device not implemented yet"}]
+    })))
+}
+
+// ── Practitioner ───────────────────────────────────────────────────────
+
+pub async fn search_practitioners(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_practitioner(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Practitioner not implemented yet"}]
+    })))
+}
+
+// ── Appointment ────────────────────────────────────────────────────────
+
+pub async fn search_appointments(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_appointment(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Appointment not implemented yet"}]
+    })))
+}
+
+// ── DiagnosticReport ───────────────────────────────────────────────────
+
+pub async fn search_diagnostic_reports(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_diagnostic_report(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "DiagnosticReport not implemented yet"}]
+    })))
+}
+
+// ── Encounter ──────────────────────────────────────────────────────────
+
+pub async fn search_encounters(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_encounter(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Encounter not implemented yet"}]
+    })))
+}
+
+// ── Task ───────────────────────────────────────────────────────────────
+
+pub async fn search_tasks(
+    State(_state): State<HealthState>,
+    Query(_params): Query<SearchParams>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "Bundle", "type": "searchset", "total": 0, "entry": []
+    })))
+}
+
+pub async fn get_task(
+    State(_state): State<HealthState>,
+    Path(_id): Path<Uuid>,
+) -> Result<impl IntoResponse, erp_core::error::AppError> {
+    Ok(Json(serde_json::json!({
+        "resourceType": "OperationOutcome",
+        "issue": [{"severity": "information", "code": "not-found", "diagnostics": "Task not implemented yet"}]
+    })))
+}