initial commit

request_coalescing_py/routes.py

@@ -0,0 +1,40 @@
+from fastapi import APIRouter, Request, HTTPException
+
+from request_coalescing_py.models import Item
+
+router = APIRouter()
+
+
+@router.get("/metrics")
+def view_metrics(request: Request) -> dict:
+    return request.app.state.metrics
+
+
+@router.post("/metrics")
+def view_and_reset_metrics(request: Request) -> dict:
+    metrics = request.app.state.metrics
+    request.app.state.metrics = request.app.state.DEFAULT_METRICS.copy()
+    return metrics
+
+
+@router.get("/standard/{item_id}")
+async def get_standard_route(request: Request, item_id: int) -> Item:
+    request.app.state.metrics["requests"] += 1
+
+    item = await request.app.state.repo.get_by_id(item_id)
+    if item is None:
+        raise HTTPException(status_code=404, detail="Item Not Found")
+    
+    return item
+
+
+@router.get("/coalesced/{item_id}")
+async def get_coalesced_route(request: Request, item_id: int) -> Item:
+    request.app.state.metrics["requests"] += 1
+
+    item_future = await request.app.state.coalescer.get_by_id(item_id)
+    item = await item_future
+    if item is None:
+        raise HTTPException(status_code=404, detail="Item Not Found")
+    
+    return item