DATABASE SCHEMA

app/Migrations/create-schema.sql

@@ -1,5 +1,5 @@
 --------------------------------------------
--- Recipe/Cookie related tables
+-- Logistics/orders related tables
 --------------------------------------------
 
 -- Our known customers, may need more fields
@@ -14,19 +14,71 @@ CREATE TABLE IF NOT EXISTS customers (
 CREATE TABLE IF NOT EXISTS orders (
   order_id int PRIMARY KEY,
   customer_id int,
-  order_date date DEFAULT NOW,
-  delivery_date date, -- Set when the order hits the truck
+  order_datetime datetime DEFAULT NOW,
+  preferred_delivery_date DATE, --the table Delivery tells when the delivery is arrived
   FOREIGN KEY (customer_id) REFERENCES customers(customer_id)
 );
 
+CREATE TABLE IF NOT EXISTS delivery (
+    order_id INT,
+    truck_id INT,
+    delivery_datetime DATETIME,
+    PRIMARY KEY (order_id, truck_id),
+    FOREIGN KEY (order_id) REFERENCES orders(order_id)
+);
+
+
+CREATE TABLE OrderSpec (
+    order_id INT,
+    cookie_id INT,
+    quantity INT,
+    PRIMARY KEY (orderID, cookieID),
+    FOREIGN KEY (order_id) REFERENCES Orders(order_id),
+    FOREIGN KEY (cookie_id) REFERENCES Cookies(cookie_id)
+);
+
+CREATE TABLE IF NOT EXISTS pallet (
+    pallet_id INT PRIMARY KEY,
+    order_id INT,
+    cookie_id INT,
+    production_datetime DATETIME,
+    is_blocked BOOLEAN,
+    pallet_location VARCHAR(255),
+    FOREIGN KEY (order_id) REFERENCES Orders(order_id),
+    FOREIGN KEY (cookie_id) REFERENCES cookies(cookie_id)
+);
+
+
 --------------------------------------------
 -- Recipe/Cookie related tables
 --------------------------------------------
 
+CREATE TABLE IF NOT EXISTS cookies (
+    cookie_id INT PRIMARY KEY,
+    recipe_id INT,
+    cookie_name VARCHAR(255),
+    price INT,
+    FOREIGN KEY (recipeID) REFERENCES Recipe(recipeID)
+);
+
+
 -- Recipes for all the cookies (essentially a list of cookies)
 CREATE TABLE IF NOT EXISTS recipes (
   recipe_id int PRIMARY KEY,
-  recipe_name varchar(100) UNIQUE -- Cookie name
+  cookie_id int,
+  recipe_name varchar(100) UNIQUE, -- Cookie name
+  FOREIGN KEY (cookie_id) REFERENCES cookies(cookie_id)
+);
+
+--weak table which descirbies the amout of the ingredient
+--needed for a recipe
+CREATE TABLE RecipeIngredients (
+    ingredient_id INT,
+    recipe_id INT,
+    quantity FLOAT,
+    PRIMARY KEY (ingredientID, recipeID),
+    FOREIGN KEY (ingredient_id) REFERENCES ingredients(ingredient_id),
+    FOREIGN KEY (recipe_id) REFERENCES recipes(recipe_id)
 );
 
 -- "The company has a raw materials warehouse in which 
@@ -37,47 +89,24 @@ CREATE TABLE IF NOT EXISTS recipes (
 CREATE TABLE IF NOT EXISTS ingredients (
   ingredient_id int PRIMARY KEY,
   ingredient_name varchar(100),
-  amount int,
-  unit varchar(50)
+  in_stock float,
+  unit varchar(50),
+  amout_purchase float,
+  last_delivery DATETIME
 );
 
--- Describes what ingredients goes into what recipe
--- Each recipe requires 'amount' of 'ingredient'
-CREATE TABLE IF NOT EXISTS recipe_contents (
-  recipe_id int,
+-- use this table instead of amount_purchase and last_delivery attributes
+-- in ingrdients table if the assigment want us to have a purchase history
+-- for every ingredient order.
+/*
+CREATE TABLE IF NOT EXISTS ingredient_purchase(
+  ingredientOrder_id
   ingredient_id int,
-  amount int,
-  PRIMARY KEY (recipe_id, ingredient_id)
+  amout_purchase float,
+  delivery_datetime DATETIME,
+  FOREIGN KEY(ingreident_id) REFERENCES ingridients(ingridient_id)
 );
+*/
 
---------------------------------------------
--- Pallet related tables
---------------------------------------------
 
--- Pallets are used to store cookies for delivery
-CREATE TABLE IF NOT EXISTS pallets (
-  pallet_id int PRIMARY KEY,
-  recipe_id int,
-  order_id int,
-  FOREIGN KEY (recipe_id) REFERENCES recipes(recipe_id),
-  FOREIGN KEY (order_id) REFERENCES Orders(order_id)
-);
 
--- What does the pallet contain?
-CREATE TABLE IF NOT EXISTS pallet_contents (
-  pallet_id int,
-  ingredient_id int,
-  amount int,
-  PRIMARY KEY (pallet_id, ingredient_id),
-  FOREIGN KEY (pallet_id) REFERENCES pallets(pallet_id),
-  FOREIGN KEY (ingredient_id) REFERENCES ingredients(ingredient_id)
-);
-
--- Has an order been delivered?
--- When the truck is loaded, a delivery is considered done
-CREATE TABLE IF NOT EXISTS delivery_bill (
-  delivery_id int PRIMARY KEY,
-  order_id int,
-  delivery_date date DEFAULT NOW,
-  FOREIGN KEY (order_id) REFERENCES Orders(order_id)
-);