Ajout du TP n°4

TP4/meme-app/backend/app.py

@@ -0,0 +1,37 @@
+from fastapi import FastAPI
+from pymongo import MongoClient
+from fastapi.middleware.cors import CORSMiddleware
+
+app = FastAPI()
+
+# Juste après la déclaration FastAPI()
+# Ajouter le middleware CORS
+origins = [
+    "http://localhost",
+    "http://localhost:80",
+    "http://frontend",
+    "http://frontend:80"
+]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,  # Liste des origines autorisées
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# MongoDB connection
+client = MongoClient("mongodb://mongodb:27017/")
+db = client.memes_db
+
+@app.get("/memes")
+def get_memes():
+    memes = list(db.memes.find({}, {"_id": 0}))
+    return {"memes": memes}
+
+@app.post("/memes")
+def create_meme(title: str, url: str):
+    meme = {"title": title, "url": url}
+    db.memes.insert_one(meme)
+    return {"message": "Meme added successfully"}