backend on fastapi

backend/routers/metrics.py

@@ -0,0 +1,99 @@
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+from typing import List
+import database
+import models
+import schemas
+from datetime import datetime
+
+router = APIRouter(tags=["metrics"])
+
+def get_current_timestamp():
+    return datetime.utcnow().strftime('%Y-%m-%dT%H:%M:%fZ')
+
+# ============================================================
+# METRIC TYPES
+# ============================================================
+@router.post("/metric-types/", response_model=schemas.MetricType)
+def create_metric_type(metric_type: schemas.MetricTypeCreate, db: Session = Depends(database.get_db)):
+    db_mt = db.query(models.MetricType).filter(models.MetricType.sync_id == metric_type.sync_id).first()
+    if db_mt:
+        raise HTTPException(status_code=400, detail="MetricType with this sync_id already exists")
+
+    db_mt = models.MetricType(
+        **metric_type.dict(),
+        created_at=get_current_timestamp()
+    )
+    db.add(db_mt)
+    db.commit()
+    db.refresh(db_mt)
+    return db_mt
+
+@router.get("/metric-types/", response_model=List[schemas.MetricType])
+def list_metric_types(db: Session = Depends(database.get_db)):
+    return db.query(models.MetricType).order_by(models.MetricType.sort_order).all()
+
+# ============================================================
+# BODY METRICS
+# ============================================================
+@router.post("/body-metrics/", response_model=schemas.BodyMetric)
+def create_body_metric(metric: schemas.BodyMetricCreate, db: Session = Depends(database.get_db)):
+    db_metric = db.query(models.BodyMetric).filter(models.BodyMetric.sync_id == metric.sync_id).first()
+    if db_metric:
+        raise HTTPException(status_code=400, detail="BodyMetric with this sync_id already exists")
+
+    db_metric = models.BodyMetric(
+        sync_id=metric.sync_id,
+        client_id=metric.client_id,
+        metric_date=metric.metric_date,
+        notes=metric.notes,
+        created_at=get_current_timestamp()
+    )
+    db.add(db_metric)
+    db.flush()
+
+    # Добавляем значения
+    for value_data in metric.values or []:
+        db_value = models.BodyMetricValue(
+            body_metric_id=db_metric.id,
+            metric_type_id=value_data.metric_type_id,
+            value=value_data.value
+        )
+        db.add(db_value)
+
+    db.commit()
+    db.refresh(db_metric)
+    return db_metric
+
+@router.get("/body-metrics/", response_model=List[schemas.BodyMetric])
+def list_body_metrics(client_id: int = None, db: Session = Depends(database.get_db)):
+    query = db.query(models.BodyMetric)
+    if client_id:
+        query = query.filter(models.BodyMetric.client_id == client_id)
+    return query.order_by(models.BodyMetric.metric_date.desc()).all()
+
+@router.get("/body-metrics/history")
+def get_metric_history(
+    client_id: int,
+    metric_type_id: int,
+    limit: int = 50,
+    db: Session = Depends(database.get_db)
+):
+    """Получить историю конкретного замера для графиков"""
+    results = db.query(
+        models.BodyMetric.metric_date,
+        models.BodyMetricValue.value
+    ).join(
+        models.BodyMetricValue, models.BodyMetricValue.body_metric_id == models.BodyMetric.id
+    ).filter(
+        models.BodyMetric.client_id == client_id,
+        models.BodyMetricValue.metric_type_id == metric_type_id
+    ).order_by(models.BodyMetric.metric_date.desc()).limit(limit).all()
+
+    return [
+        {
+            "date": r.metric_date,
+            "value": r.value
+        }
+        for r in results
+    ]