feat(health): 新增小程序专用今日体征摘要端点 GET /health/vital-signs/today

crates/erp-health/src/service/health_data_service.rs

@@ -722,3 +722,112 @@ pub async fn get_mini_trend(
         data_points,
     })
 }
+
+// ---------------------------------------------------------------------------
+// 小程序今日体征摘要
+// ---------------------------------------------------------------------------
+
+/// 根据参考范围计算指标状态
+fn compute_status(value: f64, low: f64, high: f64) -> &'static str {
+    if value < low {
+        "low"
+    } else if value > high {
+        "high"
+    } else {
+        "normal"
+    }
+}
+
+/// 查询今日最新体征记录并生成摘要
+pub async fn get_mini_today(
+    state: &HealthState,
+    tenant_id: Uuid,
+    user_id: Uuid,
+) -> HealthResult<MiniTodayResp> {
+    let patient_id = find_patient_by_user_id(state, tenant_id, user_id).await?;
+
+    let Some(patient_id) = patient_id else {
+        return Ok(MiniTodayResp {
+            blood_pressure: None,
+            heart_rate: None,
+            blood_sugar: None,
+            weight: None,
+        });
+    };
+
+    let today = chrono::Local::now().date_naive();
+
+    // 查询今日最新体征记录
+    let vital = vital_signs::Entity::find()
+        .filter(vital_signs::Column::TenantId.eq(tenant_id))
+        .filter(vital_signs::Column::PatientId.eq(patient_id))
+        .filter(vital_signs::Column::DeletedAt.is_null())
+        .filter(vital_signs::Column::RecordDate.eq(today))
+        .order_by_desc(vital_signs::Column::CreatedAt)
+        .one(&state.db)
+        .await?;
+
+    let Some(v) = vital else {
+        return Ok(MiniTodayResp {
+            blood_pressure: None,
+            heart_rate: None,
+            blood_sugar: None,
+            weight: None,
+        });
+    };
+
+    // 构建各指标摘要，优先使用晨间数据
+    let blood_pressure = v.systolic_bp_morning.and_then(|sys| {
+        v.diastolic_bp_morning.map(|dia| {
+            let status = compute_status(sys as f64, 90.0, 140.0);
+            IndicatorSummary {
+                value: sys as f64,
+                status: status.to_string(),
+                reference_range: Some("90-140/60-90".to_string()),
+                systolic: Some(sys as f64),
+                diastolic: Some(dia as f64),
+            }
+        })
+    });
+
+    let heart_rate = v.heart_rate.map(|hr| {
+        let status = compute_status(hr as f64, 60.0, 100.0);
+        IndicatorSummary {
+            value: hr as f64,
+            status: status.to_string(),
+            reference_range: Some("60-100".to_string()),
+            systolic: None,
+            diastolic: None,
+        }
+    });
+
+    let blood_sugar = v.blood_sugar.map(|bs| {
+        let val = bs.to_f64().unwrap_or(0.0);
+        let status = compute_status(val, 3.9, 6.1);
+        IndicatorSummary {
+            value: val,
+            status: status.to_string(),
+            reference_range: Some("3.9-6.1".to_string()),
+            systolic: None,
+            diastolic: None,
+        }
+    });
+
+    let weight = v.weight.map(|w| {
+        let val = w.to_f64().unwrap_or(0.0);
+        IndicatorSummary {
+            value: val,
+            status: "normal".to_string(), // 体重无通用参考范围
+            reference_range: None,
+            systolic: None,
+            diastolic: None,
+        }
+    });
+
+    Ok(MiniTodayResp {
+        blood_pressure,
+        heart_rate,
+        blood_sugar,
+        weight,
+    })
+}