recipe-app/backend/src/server.ts
2025-09-14 17:30:33 +02:00

81 lines
2.4 KiB
TypeScript

import express from "express";
import cors from "cors";
import { v4 as uuidv4 } from "uuid";
import { recipes } from "./mock_data/recipes"
import { Recipe } from "./types/recipe"
import { config } from "dotenv";
// Load config from .env (fallbacks if missing)
config()
const PORT = process.env.PORT ? parseInt(process.env.PORT) : 4000;
const HOST = process.env.HOST || "localhost";
const app = express();
app.use(cors());
app.use(express.json());
let recipeList = recipes;
// Routes
/**
* Load recipe list
* allows for filtering the list based on the recipes title using the query paramter search
*/
app.get("/recipe", (req, res) => {
// extract search string from query parameters, convert to lower case for case insensitive search
let searchString : string = req.query.search ? req.query.search.toString().toLowerCase() : "";
console.log("searchString", searchString)
let resultList : Recipe[] = []
if(searchString && searchString !== ""){
// if theres a search string filter recipe list based on title
// convert title to lower case in order to allow for case insensitive filtering
resultList = recipeList.filter(recipe => recipe.title.toLowerCase().includes(searchString));
} else {
// if there is no search string simply return the entire list
resultList = recipeList;
}
res.json(resultList)
});
/**
* Load a single recipe by its id
*/
app.get("/recipe/:id", (req, res) => {
let recipeId : string = req.params.id;
const recipe = recipeList.find(r => r.id === recipeId);
recipe ? res.json(recipe) : res.status(404).send("Recipe not found");
});
/**
* Create a new recipe
*/
app.post("/recipe", (req, res) => {
const newRecipe: Recipe = { id: uuidv4(), ...req.body };
recipeList.push(newRecipe);
res.status(201).json(newRecipe);
});
/**
* Save an existing recipe
*/
app.put("/recipe/:id", (req, res) => {
let recipeId : string = req.params.id;
const index = recipeList.findIndex(r => r.id === recipeId);
if (index === -1) {
return res.status(404).send("Recipe not found");
}
recipeList[index] = { ...recipeList[index], ...req.body };
res.json(recipeList[index]);
});
/**
* Delete a recipe by id
*/
app.delete("/recipe/:id", (req, res) => {
recipeList = recipeList.filter(r => r.id !== req.params.id);
res.status(204).send();
});
app.listen(PORT, HOST, () => {
console.log(`Server running on http://${HOST}:${PORT}`);
});