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generateData.js
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generateData.js
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import { faker } from "@faker-js/faker";
import bcrypt from "bcrypt";
// https://chancejs.com/usage/node.html
// https://fakerjs.dev/api/commerce.html#price
import { recipeCategories, ingredients, recipes, areas} from "./raw-data/meals.js";
import dotenv from "dotenv";
dotenv.config();
import config from 'config';
let PROTOCOL = 'http://';
let HOST = config.get('host');
let PORT = config.get('port');
const ABSOLUTE_IMG_URL = false;
let HOST_FOR_IMAGE = ABSOLUTE_IMG_URL ? HOST == 'localhost' ? `${PROTOCOL}${HOST}:${PORT}` : `${PROTOCOL}${HOST}` : '' ;
var database = {
cats: [],
users: [],
posts: [],
comments: [],
photos: [],
todos: [],
recipeCategories: [],
recipeIngredients: [],
recipes: [],
areas: [],
recipeTags: [],
data: []
};
// 336 cats for simple apps
for (var i = 1; i <= 336; i++) {
database.cats.push({
id: i,
name: faker.name.firstName(),
cost: roundToTwo(Math.random() * 100),
likes: Math.round(Math.random() * 1000),
image: encodeURI(`${HOST_FOR_IMAGE}/images/cat/cat-unsplash-${i}.jpg`),
thumb: encodeURI(`${HOST_FOR_IMAGE}/images/cat/cat-unsplash-${i}-thumb.jpg`),
description: faker.lorem.paragraph(),
breed: faker.animal.cat(),
createdAt: Date.now(),
});
}
// admin user with admin as password
// total 50 users created
database.users.push({
id: 1,
username: "admin",
firstname: "Ad",
lastname: "Minister",
email: "admin@mail.com",
password: bcrypt.hashSync("admin", 10),
avatar: faker.image.avatar(),
userLevel: getRandomInt(1,5),
createdAt: Date.now(),
});
for (var i = 2; i <= 50; i++) {
let username = faker.internet.userName();
database.users.push({
id: i,
username: username,
firstname: faker.name.firstName(),
lastname: faker.name.lastName(),
email: faker.internet.email(),
password: bcrypt.hashSync(username, 10),
avatar: faker.image.avatar(),
userLevel: getRandomInt(1,5),
createdAt: Date.now(),
});
}
// 500 posts written by 50 users
for (var i = 1; i <= 500; i++) {
database.posts.push({
id: i,
userId: getRandomInt(1, 50),
title: faker.word.adjective() + " " + faker.animal.cat(),
image: "https://loremflickr.com/640/480/random",
body: faker.lorem.paragraph(10),
createdAt: Date.now(),
});
}
// 5000 comments for 500 posts
for (var i = 1; i <= 5000; i++) {
database.comments.push({
id: i,
postId: getRandomInt(1, 500),
userId: getRandomInt(1, 50),
title: faker.word.adjective() + " " + faker.animal.cat(),
body: faker.lorem.paragraph(5),
createdAt: Date.now(),
});
}
// 1000 photos for 50 users
for (var i = 1; i <= 1000; i++) {
database.photos.push({
id: i,
userId: getRandomInt(1, 50),
title: faker.word.adjective() + " " + faker.animal.cat(),
image: "https://loremflickr.com/640/480/random",
thumb: "https://loremflickr.com/150/150/random",
description: faker.lorem.paragraph(10),
createdAt: Date.now(),
});
}
// 500 todos for 50 users
for (var i = 1; i <= 500; i++) {
database.todos.push({
id: i,
userId: getRandomInt(1, 50),
title: faker.word.adjective() + " " + faker.animal.cat(),
completed: Math.random() < 0.3,
createdAt: Date.now(),
});
}
// Recipe
recipeCategories.forEach((item) => {
database.recipeCategories.push({
id: item.idCategory,
name: item.strCategory,
image: `${HOST_FOR_IMAGE}/images/recipe-category/${item.strCategory.toLowerCase()}.png`,
description: item.strCategoryDescription,
createdAt: Date.now(),
});
});
let categoriesDirectory = database.recipeCategories.reduce(((acc, item) => {
acc[item.name] = item.id;
return acc;
}))
ingredients.forEach((item) => {
database.recipeIngredients.push({
id: item.idIngredient,
name: item.strIngredient,
image: encodeURI(`${HOST_FOR_IMAGE}/images/recipe-ingredient/${item.strIngredient}.png`),
description: item.strDescription,
createdAt: Date.now(),
});
});
let ingredientsDirectory = ingredients.reduce((acc, item) => {
acc[((item.strIngredient).toLowerCase()).trim()] = item.idIngredient;
return acc;
}, {})
areas.forEach((item, index) => {
database.areas.push({
id: index + 1,
name: item.strArea,
})
})
let areasDirectory = database.areas.reduce(((acc, item) => {
acc[item.name] = item.id;
return acc;
}),{})
let recipeTagsDirectory = {};
let recipeTagIndex = 0;
recipes.forEach((item) => {
if (item && item.strTags) {
let tagsArray = item.strTags.split(',')
tagsArray.forEach((tag) => {
let trimmedTag = (tag.toLowerCase().trim());
if (trimmedTag) {
if (!(trimmedTag in recipeTagsDirectory)) {
recipeTagIndex++;
recipeTagsDirectory[trimmedTag] = recipeTagIndex;
database.recipeTags.push({
id: recipeTagIndex,
name: trimmedTag,
createdAt: Date.now(),
})
}
}
})
}
})
recipes.forEach((item) => {
let filename = item.strMealThumb.split('/').pop().split('#')[0].split('?')[0];
let imgPath = encodeURI(`${HOST_FOR_IMAGE}/images/meals/${filename}`);
let tagsArray = [];
if (item.strTags) {
let tagsArrayRaw = item.strTags.split(',');
tagsArrayRaw.forEach((tag) => {
let trimmedTag = tag.trim().toLowerCase();
if (trimmedTag) {
tagsArray.push(recipeTagsDirectory[trimmedTag])
}
})
}
let ingredients = [];
for (let i=1; i <= 20; i++) {
let ingredientKey = `strIngredient${i}`;
let measureKey = `strMeasure${i}`;
if (item[ingredientKey]) {
let strIngredient = (item[ingredientKey]).trim().toLowerCase();
let strMeasure = item[measureKey];
let ingredientId = ingredientsDirectory[strIngredient];
if (ingredientId) {
ingredients.push({
ingredientId: ingredientId,
ingredientMeasure: strMeasure
})
}
}
}
database.recipes.push({
id: item.idMeal,
name: item.strMeal,
recipeCategoryId: categoriesDirectory[item.strCategory] || null,
areaId: areasDirectory[item.strArea] || null,
instructions: item.strInstructions || null,
image: imgPath,
tags: tagsArray,
youtube: item.strYoutube,
ingredients: ingredients,
recipeSource: item.strSource,
imageSource: item.strImageSource,
price: faker.commerce.price(50, 500),
stock: getRandomInt(1, 20),
discount: getRandomInt(1, 20),
createdAt: Date.now(),
})
})
database.data.push({
id: 1,
userId: 1,
items: [
{ recipeId: 52768, quantity: getRandomInt(1,5),},
{ recipeId: 52893, quantity: getRandomInt(1,5),}
]
})
// required for the generate script
console.log(JSON.stringify(database));
// helpers
function roundToTwo(num) {
return +(Math.round(num + "e+2") + "e-2");
}
function getRandomInt(min, max) {
min = Math.ceil(min);
max = Math.floor(max);
return Math.floor(Math.random() * (max - min) + min); // The maximum is exclusive and the minimum is inclusive
}