feat: Semaine 8
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gauvainboiche
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"""
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seed_db.py, Peuplement de la base de données LivrExpress
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==========================================================
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Réinitialise et peuple livrexpress.db avec des données de démonstration.
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Usage :
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uv run python seed_db.py (depuis le dossier code/livexpress/)
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Ce script illustre concrètement toutes les règles métier de OrderService :
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RÈGLES (OrderService)
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┌─────────────────────────────────────────────────────────────────┐
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│ urgency_level → "normal" commande créée il y a < 30min │
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│ "light_delay" entre 30 et 45min │
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│ "severe_delay" > 45min sans livraison │
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│ "delivered" commande livrée │
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│ is_late → True si non livrée et créée il y a > 45min │
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│ free_delivery → True si total >= 25.0 € │
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│ is_premium → True si le client a >= 10 commandes au total │
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└─────────────────────────────────────────────────────────────────┘
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Le middleware simule l'utilisateur connecté avec customer_id = 1 (Marie).
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"""
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import sqlite3
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from datetime import datetime, timedelta
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DB_PATH = "livrexpress.db"
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NOW = datetime.now()
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# ─────────────────────────────────────────────────────────────────────────────
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# Schéma
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# ─────────────────────────────────────────────────────────────────────────────
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SCHEMA = """
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DROP TABLE IF EXISTS order_dishes;
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DROP TABLE IF EXISTS orders;
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DROP TABLE IF EXISTS dishes;
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DROP TABLE IF EXISTS restaurants;
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DROP TABLE IF EXISTS customers;
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CREATE TABLE customers (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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email TEXT NOT NULL,
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address TEXT NOT NULL
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);
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CREATE TABLE restaurants (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL
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);
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CREATE TABLE dishes (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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price REAL NOT NULL,
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restaurant_id INTEGER NOT NULL,
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FOREIGN KEY (restaurant_id) REFERENCES restaurants(id)
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);
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CREATE TABLE orders (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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customer_id INTEGER NOT NULL,
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restaurant_id INTEGER NOT NULL,
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delivery_address TEXT NOT NULL,
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created_at TEXT NOT NULL,
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delivered_at TEXT,
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FOREIGN KEY (customer_id) REFERENCES customers(id),
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FOREIGN KEY (restaurant_id) REFERENCES restaurants(id)
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);
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CREATE TABLE order_dishes (
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order_id INTEGER NOT NULL,
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dish_id INTEGER NOT NULL,
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FOREIGN KEY (order_id) REFERENCES orders(id),
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FOREIGN KEY (dish_id) REFERENCES dishes(id)
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);
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"""
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def seed():
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conn = sqlite3.connect(DB_PATH)
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conn.executescript(SCHEMA)
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c = conn.cursor()
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# ── Clients ──────────────────────────────────────────────────────────────
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# Marie : 12 commandes au total → is_premium = True (seuil = 10)
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# Lucas : 3 commandes au total → is_premium = False
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c.execute("INSERT INTO customers (name, email, address) VALUES (?, ?, ?)",
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("Marie Dupont", "marie@example.com", "12 rue de la Paix, Paris"))
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marie_id = c.lastrowid
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c.execute("INSERT INTO customers (name, email, address) VALUES (?, ?, ?)",
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("Lucas Martin", "lucas@example.com", "5 avenue Montaigne, Paris"))
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lucas_id = c.lastrowid
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# ── Restaurants ──────────────────────────────────────────────────────────
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c.execute("INSERT INTO restaurants (name) VALUES (?)", ("Chez Mario",))
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mario_id = c.lastrowid
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c.execute("INSERT INTO restaurants (name) VALUES (?)", ("Le Wok d'Or",))
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wok_id = c.lastrowid
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c.execute("INSERT INTO restaurants (name) VALUES (?)", ("Burger Palace",))
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burger_id = c.lastrowid
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# ── Plats ────────────────────────────────────────────────────────────────
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dishes = [
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("Margherita", 12.0, mario_id), # d1
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("Quattro Stagioni", 14.5, mario_id), # d2
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("Tiramisu", 6.0, mario_id), # d3
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("Pad Thaï", 13.5, wok_id), # d4
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("Nem croustillants", 8.0, wok_id), # d5
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("Burger Classic", 11.0, burger_id), # d6
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("Burger Double Bacon", 14.0, burger_id), # d7
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("Frites maison", 4.5, burger_id), # d8
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("Cheese Cake", 7.0, burger_id), # d9
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]
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dish_ids = []
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for name, price, rid in dishes:
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c.execute("INSERT INTO dishes (name, price, restaurant_id) VALUES (?, ?, ?)",
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(name, price, rid))
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dish_ids.append(c.lastrowid)
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d1, d2, d3, d4, d5, d6, d7, d8, d9 = dish_ids
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# ── Commandes pour Marie (customer_id=1) ─────────────────────────────────
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# On couvre tous les cas des règles métier :
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#
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# urgency is_late free_del dishes total
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# -------- ------- -------- ---------------------- -----
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# normal False False Margherita 12.0
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# normal False True Quattro + Tiramisu 20.5
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# light_del False False Nem croustillants 8.0
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# light_del False True Pad Thaï + Nem 21.5
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# severe_del True False Burger Classic 11.0
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# severe_del True True Burger x2 + Frites + CC 40.5
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# delivered False True Margherita + Pad Thaï 25.5
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order_specs = [
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# (label, restaurant_id, created_at_offset_min, delivered_offset_min, dish_list)
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("normal / pas chère", mario_id, -10, None, [d1]),
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("normal / livraison ok",mario_id, -20, None, [d2, d3]),
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("légère alerte", wok_id, -35, None, [d5]),
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("légère alerte + gratu",wok_id, -38, None, [d4, d5]),
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("retard / pas chère", burger_id, -60, None, [d6]),
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("retard / livraison ok",burger_id, -90, None, [d7, d7, d8, d9]),
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("livrée", mario_id, -50, -5, [d1, d4]),
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]
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marie_orders = []
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for label, rest_id, offset_min, delivered_offset, dish_list in order_specs:
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created = NOW + timedelta(minutes=offset_min)
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delivered = (NOW + timedelta(minutes=delivered_offset)).isoformat() if delivered_offset else None
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c.execute(
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"INSERT INTO orders (customer_id, restaurant_id, delivery_address, created_at, delivered_at)"
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" VALUES (?, ?, ?, ?, ?)",
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(marie_id, rest_id, "12 rue de la Paix, Paris",
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created.isoformat(), delivered)
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)
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order_id = c.lastrowid
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for dish_id in dish_list:
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c.execute("INSERT INTO order_dishes (order_id, dish_id) VALUES (?, ?)",
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(order_id, dish_id))
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total = sum(price for name, price, rid in dishes
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for did in dish_list if did == dish_ids[dishes.index((name, price, rid))])
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marie_orders.append((label, order_id, total, created, delivered, dish_list))
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# Commandes historiques pour atteindre order_count >= 10 (Marie est premium)
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# On en a déjà 7 ci-dessus, on en ajoute 5 dans le passé.
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for i in range(5):
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past = NOW - timedelta(days=30 + i)
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c.execute(
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"INSERT INTO orders (customer_id, restaurant_id, delivery_address, created_at, delivered_at)"
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" VALUES (?, ?, ?, ?, ?)",
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(marie_id, mario_id, "12 rue de la Paix, Paris",
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past.isoformat(), (past + timedelta(minutes=35)).isoformat())
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)
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c.execute("INSERT INTO order_dishes (order_id, dish_id) VALUES (?, ?)",
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(c.lastrowid, d1))
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# ── Commandes pour Lucas (customer_id=2), non visibles via /my-orders ──
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for i in range(3):
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past = NOW - timedelta(days=5 + i)
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c.execute(
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"INSERT INTO orders (customer_id, restaurant_id, delivery_address, created_at, delivered_at)"
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" VALUES (?, ?, ?, ?, ?)",
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(lucas_id, burger_id, "5 avenue Montaigne, Paris",
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past.isoformat(), (past + timedelta(minutes=40)).isoformat())
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)
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c.execute("INSERT INTO order_dishes (order_id, dish_id) VALUES (?, ?)",
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(c.lastrowid, d6))
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conn.commit()
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conn.close()
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# ── Résumé ──────────────────────────────────────────────────────────────
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print()
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print("━" * 68)
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print(" LivrExpress, Base de données peuplée")
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print("━" * 68)
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print(f"\n Heure actuelle : {NOW.strftime('%H:%M:%S')}")
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print(f"\n CLIENTS")
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print(f" #1 Marie Dupont , 12 commandes au total → 🌟 PREMIUM (seuil ≥ 10)")
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print(f" #2 Lucas Martin , 3 commandes au total → non premium")
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print(f"\n Client simulé par le middleware : customer_id = 1 (Marie)")
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print(f"\n COMMANDES VISIBLES sur /my-orders (Marie, 7 commandes récentes)")
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print(f"\n {'scénario':<26} {'total':>7} {'créée il y a':>13} {'urgency_level':<14} badges")
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print(" " + "─" * 66)
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urgency_labels = {
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"normal": "normal ",
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"light_delay": "⚠️ light_delay ",
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"severe_delay": "🔴 severe_delay",
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"delivered": "✅ delivered ",
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}
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for label, order_id, total, created, delivered, dish_list in marie_orders:
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elapsed = (NOW - created).total_seconds() / 60
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if delivered:
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ul = "delivered"
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elif elapsed > 45:
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ul = "severe_delay"
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elif elapsed > 30:
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ul = "light_delay"
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else:
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ul = "normal"
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badges = []
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if not delivered and elapsed > 45:
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badges.append("⏰ is_late")
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if total >= 25.0:
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badges.append("🚚 free_delivery")
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if delivered:
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badges.append("livrée")
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age_str = f"{int(elapsed)}min ago"
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print(f" {label:<26} {total:>6.1f}€ {age_str:>13} "
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f"{urgency_labels[ul]} {', '.join(badges) if badges else '—'}")
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print(f"\n + 5 commandes anciennes (livrées, > 30 jours) pour atteindre order_count = 12")
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print(f"\n COMMANDES Lucas (non visibles) : 3 commandes livrées")
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print()
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print(" ✓ Lancez l'app : uv run uvicorn main:app --reload")
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print(" ✓ Commandes : http://localhost:8000/my-orders")
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print("━" * 68)
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print()
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if __name__ == "__main__":
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seed()
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