Node week2/gizem

queries.sql

@@ -0,0 +1,179 @@
+CREATE DATABASE meal_sharing
+    DEFAULT CHARACTER SET = 'utf8mb4';
+
+USE meal_sharing;
+
+-- Create table for meals
+CREATE TABLE meal(
+    id INT AUTO_INCREMENT NOT NULL,
+    title VARCHAR(255) NOT NULL,
+    description text NOT NULL,
+    location VARCHAR(255) NOT NULL,
+    meal_time datetime,
+    max_reservations int NOT NULL,
+    price decimal(6, 2) NOT NULL,
+    created_date date,
+    PRIMARY KEY (id)
+);
+
+-- Create table for reservations
+CREATE TABLE reservation(
+    id INT AUTO_INCREMENT,
+    number_of_guests INT,
+    meal_id INT,
+    created_date DATE,
+    contact_phonenumber VARCHAR(20),
+    contact_name VARCHAR(255),
+    contact_email VARCHAR(255),
+    FOREIGN KEY (meal_id) REFERENCES meal(id),
+    PRIMARY KEY (id)
+);
+
+-- Create table for reviews
+CREATE TABLE review(
+    id INT AUTO_INCREMENT,
+    title varchar(255),
+    description text,
+    meal_id int,
+    stars int,
+    created_date date,
+    FOREIGN KEY (meal_id) REFERENCES meal(id),
+    PRIMARY KEY (id)
+);
+
+-- Insert into meal table
+
+INSERT INTO meal (title, description, location, meal_time, max_reservations, price, created_date) VALUES ('Pizza', 'Pizza with local ingredients from Fanø', 'Fanø', '2024-04-04 18:00:00', 2, 215, '2024-02-19');
+
+INSERT INTO meal (title, description, location, meal_time, max_reservations, price, created_date) VALUES ('Pink Pizza', 'Secret recipe with beetroot and cheese', 'Fanø', '2024-04-05 18:00:00', 2, 215, '2024-02-19');
+
+
+-- Insert into reservation table
+
+INSERT INTO reservation(number_of_guests, meal_id, created_date, contact_phonenumber, contact_name, contact_email) VALUES (1, 1, '2024-02-28', '1234567', 'Jakob E.', '[email protected]');
+
+INSERT INTO reservation(number_of_guests, meal_id, created_date, contact_phonenumber, contact_name, contact_email) VALUES (2, 2, '2024-03-08', '1234567', 'Rasmus K.', '[email protected]');
+
+
+-- Insert into review table
+
+INSERT INTO review (title, description, meal_id, stars, created_date) VALUES ('The best pizza ever', 'I have tasted the most delicious pizza of my life.', 1, 5, '2024-04-04');
+
+INSERT INTO review (title, description, meal_id, stars, created_date) VALUES ('My first pink pizza😻', 'For the first time in my life, I have tasted a pink pizza an di love it!', 2, 5, '2024-04-05');
+
+
+-- Meal Queries
+
+-- Get all meals
+SELECT * FROM meal;
+
+-- Add a new meal
+INSERT INTO meal (title, description, location, meal_time, max_reservations, price, created_date) VALUES ('Ruby Chocolate Bars', 'Experimental chocolate with Ruby chocolate beans.', 'Horsens', '2024-04-12 16:00:00', 6, 50, '2024-02-19');
+
+-- Get a meal with any id, fx 1
+SELECT * FROM meal
+WHERE id=1;
+
+-- Update a meal with any id, fx 1. Update any attribute fx the title or multiple attributes
+UPDATE meal
+SET title = 'Special Pizza', description = 'A special pizza with local ingredients from Fanø'
+WHERE id=1;
+
+-- Delete a meal with any id, fx 1
+-- DELETE FROM meal WHERE id=1;
+
+
+-- Resevartion Queries
+
+-- Get all reservations
+SELECT * FROM reservation;
+
+-- Add a new reservation
+INSERT INTO reservation (number_of_guests, meal_id, created_date, contact_phonenumber, contact_name, contact_email) VALUES (4, 3, '2024-02-20', '3456789', 'Gizem S.', '[email protected]');
+
+-- Get a reservation with any id, fx 1
+SELECT * FROM reservation
+WHERE id=1;
+
+-- Update a reservation with any id, fx 1. Update any attribute fx the title or multiple attributes
+UPDATE reservation
+SET contact_name = 'Gorm Den Gamle', contact_phonenumber = '1234567'
+WHERE id=3;
+
+-- Delete a reservation with any id, fx 1
+-- DELETE FROM reservation WHERE id=2;
+
+-- Review Queries
+
+-- Get all reviews
+SELECT * FROM review;
+
+-- Add a new review
+INSERT INTO review (title, description, meal_id, stars, created_date) VALUES ('Love the experiment', 'I love the quality of the homemade chocolate.', 3, 5, '2024-04-12');
+
+-- Get a review with any id, fx 1
+SELECT * FROM review
+WHERE id = 3;
+
+-- Update a review with any id, fx 1. Update any attribute fx the title or multiple attributes
+UPDATE review
+SET stars = 4, created_date = '2024-02-17'
+WHERE id=3;
+
+-- Delete a review with any id, fx 1
+-- DELETE FROM review WHERE id=1;
+
+
+-- Functionality Queries
+
+-- Get meals that has a price smaller than a specific price fx 90
+SELECT * FROM meal
+WHERE price < 80;
+
+-- Get meals that still has available reservations
+SELECT meal.id, meal.title, meal.description, meal.location, meal.meal_time 
+FROM meal
+LEFT JOIN reservation ON meal.id = reservation.meal_id
+GROUP BY meal.id LIMIT 100;
+
+-- Get meals that partially match a title. Rød grød med will match the meal with the title Rød grød med fløde
+SELECT *
+FROM meal
+WHERE title LIKE '%Ruby%';
+
+-- Get meals that has been created between two dates
+SELECT *
+FROM meal
+WHERE created_date BETWEEN '2024-02-17' AND '2024-02-22';
+
+-- Get only specific number of meals fx return only 5 meals
+SELECT *
+FROM meal
+LIMIT 2;
+
+-- Get the meals that have good reviews
+SELECT meal.title, meal.description, meal.location, review.stars
+FROM meal
+LEFT JOIN review ON meal.id = review.meal_id
+WHERE stars > 4 LIMIT 100;
+
+-- Get reservations for a specific meal sorted by created_date 
+SELECT *
+FROM reservation
+WHERE meal_id = 1
+ORDER BY created_date LIMIT 100;
+
+-- Sort all meals by average number of stars in the reviews
+SELECT meal.id, meal.title, meal.description, meal.location, avg(review.stars) AS average_rate
+FROM meal
+LEFT JOIN review ON meal.id = review.meal_id
+GROUP BY meal.id
+ORDER BY average_rate;
+
+-- Add NOT NULL to reservation table
+-- ALTER TABLE reservation
+-- MODIFY id INT AUTO_INCREMENT PRIMARY KEY NOT NULL;
+
+SELECT *
+FROM review
+WHERE meal_id = 1;

src/backend/api/meals.js

@@ -2,14 +2,108 @@ import express from "express";
 const router = express.Router();
 import knex from "../database.js";
 
-router.get("/", async (request, response) => {
+// router.get("/", async (request, response) => {
+//   try {
+//     // knex syntax for selecting things. Look up the documentation for knex for further info
+//     const titles = await knex("meal").select("title");
+//     response.json(titles);
+//   } catch (error) {
+//     throw error;
+//   }
+// });
+
+// /api/meals	GET	Returns all meals
+router.get('/', async (req, res) => {
+  try {
+    const allMeals = await knex.select('*').from('meal');
+    if (allMeals){
+      res.json(allMeals);
+    }else {
+      res.send('No meals found')
+    }
+}catch (error){
+    console.error(error)
+  }
+});
+
+// /api/meals	POST	Adds a new meal to the database
+router.post('/', async (req, res) => {
   try {
-    // knex syntax for selecting things. Look up the documentation for knex for further info
-    const titles = await knex("meals").select("title");
-    response.json(titles);
+    const { title, description, location, meal_time, max_reservations, price, created_date } = req.body;
+    const newMealId = await knex('meal').insert({ title, description, location, meal_time, max_reservations, price, created_date });
+    if (newMealId.length > 0) {
+      res.status(201).json({ id: newMealId[0], message: "Meal created successfully" });
+    } else {
+      res.status(400).json({ message: "Failed to create meal" });
+    }
   } catch (error) {
-    throw error;
+    console.error(error);
+    res.status(500).json({ message: "Internal server error" });
   }
 });
+// My new meal:
+// {
+//   "title": "Tiramisu",
+//   "description": "A unique dessert with mascarpone cheese and coffee",
+//   "location": "Aarhus",
+//   "meal_time": "2024-04-28 16:00:00",
+//   "max_reservations": 4,
+//   "price": "95.00"
+// }
+
+// /api/meals/:id	GET	Returns the meal by id
+router.get('/:id', async (req, res) => {
+  try {
+    const { id } = req.params;
+    const mealId = await knex.select('*').from('meal').where({ id });
+    if (mealId) {
+      res.json(mealId);
+    }
+  }catch (error){
+    console.error(error)
+  }
+})
+
+// /api/meals/:id	PUT	Updates the meal by id
+router.put('/:id', async (req, res) => {
+  try {
+    const { id } = req.params;
+    const { title, description, location, meal_time, max_reservation, price, created_date } = req.body;
+    const updatedMeal = await knex('meal')
+    .where({'id': id})
+    .update({ title, description, location, meal_time, max_reservation, price, created_date });
+    if (updatedMeal) {
+      return res.json(updatedMeal);
+    }else {
+      return res.send('No updated meal found.')
+    }
+  }catch (error) {
+    console.error(error);
+  }
+});
+
+//My updated Meal with id:4
+// {
+//   "price": "100.00"
+// }
+
+// {
+//   "location": "Aalborg"
+// }
+
+// /api/meals/:id	DELETE	Deletes the meal by id
+router.delete('/:id', async (req, res) => {
+  try {
+    const { id } = req.params;
+    const deletedMeal = await knex('meal').where({'id': id}).del();
+    if (deletedMeal){
+      return res.json({message: 'Meal deleted'});
+    }else {
+      return res.json({message: 'Meal not found'})
+    }
+  }catch (error) {
+    console.error(error);
+  }
+})
 
 export default router;