done with backend api

Author: titanium-cmd

.env.example

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+DB_URL=<use mongodb atlas url>
+LOCAL_DB=<use local mongodb url>

.gitignore

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+/node_modules
+/.env
+/node_server.js

app.js

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+//imports
+require('dotenv').config();
+const express = require('express');
+const app = express();
+const mongoose = require('mongoose');
+const todoController = require('./controllers/todoController');
+const PORT = process.env.PORT || 3000;
+
+//routes api
+app.use(express.json());
+app.get('/todos', todoController.getAllTodos);
+app.post('/todos', todoController.addTodo);
+app.patch('/todos/:todoId', todoController.updateTodoById);
+app.delete('/todos/:todoId', todoController.deleteTodoById);
+app.get('/todos/:todoId', todoController.getTodoById);
+
+//listener
+app.listen(PORT, function(){
+  console.log('Server has started to run');
+  mongoose.connect(process.env.DB_URL)
+  .then(function(){
+    console.log('DB is connected');
+  })
+  .catch(function(error){
+    console.log('DB is not connected: ', error.message);
+  })
+});

controllers/todoController.js

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+const Todo = require('../models/Todo');
+
+async function addTodo(req, res){
+  try {
+    const newTodo = await Todo.create(req.body);
+    res.status(200).json(newTodo);
+  } catch (error) {
+    console.log('cant add data: ', error.message);
+    res.status(401).json({message: 'Cant add data'});
+  }  
+}
+
+async function deleteTodoById(req, res){
+  const todoId = req.params.todoId;
+  try {
+    await Todo.findByIdAndDelete(todoId);
+    res.status(200).json({message: 'Todo has been deleted'});
+  } catch (error) {
+    console.log('cant delete: ', error.message);
+    res.status(401).json({error: error.message});
+  }
+}
+
+async function updateTodoById(req, res){
+  const todoId = req.params.todoId;
+  const body = req.body;
+  try {
+    await Todo.findByIdAndUpdate(todoId, body);
+    res.status(200).json({message: 'Todo is updated'});
+  } catch (error) {
+    console.log('Cant update: ', error.message);
+    res.status(401).json({error: error.message});
+  }
+}
+
+async function getTodoById(req, res){
+  try {
+    const todo = await Todo.findById(req.params.todoId);
+    res.status(200).json(todo);
+  } catch (error) {
+    console.log('cant get todo: ', error.message); 
+    res.status(401).json({error: error.message});   
+  }
+}
+
+async function getAllTodos(req, res){
+  try {
+    const todos = await Todo.find();
+    res.status(200).json(todos);
+  } catch (error) {
+    console.log('cant get data: ', error.message);
+    res.status(401).json({error: error.message});
+  }
+}
+module.exports = {
+  getAllTodos, 
+  addTodo, 
+  updateTodoById, 
+  deleteTodoById,
+  getTodoById
+}

models/Todo.js

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+const mongoose = require('mongoose');
+
+const todoSchema = new mongoose.Schema({
+  title: {
+    type: String,
+    required: true
+  },
+  description: {
+    type: String,
+    required: true
+  },
+  deadline: {
+    type: Date,
+    required: true
+  },
+  isCompleted: {
+    type: Boolean,
+    default: false,
+    required: true
+  }
+});
+
+const Todo = mongoose.model('todo', todoSchema);
+module.exports = Todo;