Init

stats.py

@@ -0,0 +1,72 @@
+from os import environ
+from sys import exit
+
+from bindings import Article, GroupOrder, Order, OrderArticle, Supplier
+from sqlalchemy import create_engine
+from sqlalchemy.orm import Session
+
+
+def never_ordered(session):
+    """List all articles never ordered by supplier."""
+
+    suppliers = session.query(Supplier)
+    order_articles = session.query(OrderArticle)
+    articles = session.query(Article)
+
+    ordered_articles = []
+
+    for order in session.query(Order).all():
+        supplier = suppliers.filter(Supplier.id == order.supplier_id).first()
+
+        if not supplier:
+            continue
+
+        all_order_articles = order_articles.filter(
+            OrderArticle.order_id == order.id
+        ).all()
+
+        for order_article in all_order_articles:
+            if not order_article.units_received:
+                continue
+
+            if order_article.article_id not in ordered_articles:
+                ordered_articles.append(order_article.article_id)
+
+    never_ordered = articles.filter(Article.id.notin_(ordered_articles)).all()
+
+    suppliers_articles = {}
+    for article in never_ordered:
+        supplier = suppliers.filter(Supplier.id == article.supplier_id).first()
+
+        if supplier.name not in suppliers_articles:
+            suppliers_articles[supplier.name] = []
+
+        suppliers_articles[supplier.name].append(article)
+
+    for supplier in suppliers_articles:
+        articles = suppliers_articles[supplier]
+        articles.sort(key=lambda a: a.created_at, reverse=True)
+
+        if not articles:
+            continue
+
+        print(f"Supplier: {supplier}, # articles never ordered: {len(articles)}")
+
+        for artc in articles:
+            print(f"Article: {artc.name}, Added {artc.created_at}")
+
+        print("")
+
+
+DB_USER = environ.get("DB_USER", "root")
+DB_PASSWORD = environ.get("DB_PASSWORD")
+DB_HOST = environ.get("DB_HOST", "localhost")
+DB_NAME = environ.get("DB_NAME", "foodsoft")
+
+if not DB_PASSWORD:
+    exit("Please set a DB_PASSWORD env var")
+
+connection = f"mysql+pymysql://{DB_USER}:{DB_PASSWORD}@{DB_HOST}/{DB_NAME}"
+session = Session(create_engine(connection))
+
+never_ordered(session)