Assigmnent Done

backend/.env

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+MONGOURL="mongodb://localhost:27017/assignment"

backend/api/controllers/cardController.js

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+
+const Card =require('../models/Card'); 
+
+// Create a new card
+ const createHelpCard = async (req, res) => {
+  try {
+    const { id,title, content } = req.body;
+
+    // Check if all required fields are provided
+    if (!title || !content) {
+      return res.status(400).json({ message: 'Title and content are required' });
+    }
+
+    // Create a new card
+    const newCard = new Card({id, title, content });
+    await newCard.save();
+
+    res.status(201).json(newCard);
+  } catch (error) {
+    console.error('Error creating card:', error);
+    res.status(500).json({ message: 'Server error' });
+  }
+};
+
+// Get all cards
+ const getAllHelpCards = async (req, res) => {
+  try {
+    const cards = await Card.find({});
+    res.status(200).json(cards);
+  } catch (error) {
+    console.error('Error fetching cards:', error);
+    res.status(500).json({ message: 'Server error' });
+  }
+};
+
+// Get a single card by title
+ const getHelpCardByTitle = async (req, res) => {
+  try {
+    const { title } = req.params;
+    const card = await Card.findOne({ title });
+
+    if (!card) {
+      return res.status(404).json({ message: 'Card not found' });
+    }
+
+    res.status(200).json(card);
+  } catch (error) {
+    console.error('Error fetching card:', error);
+    res.status(500).json({ message: 'Server error' });
+  }
+};
+
+// Delete a card by title
+ const deleteHelpCardByTitle = async (req, res) => {
+  try {
+    const { title } = req.params;
+    const result = await Card.deleteOne({ title });
+
+    if (result.deletedCount === 0) {
+      return res.status(404).json({ message: 'Card not found' });
+    }
+
+    res.status(200).json({ message: 'Card deleted successfully' });
+  } catch (error) {
+    console.error('Error deleting card:', error);
+    res.status(500).json({ message: 'Server error' });
+  }
+};
+
+module.exports={
+    getAllHelpCards,
+    deleteHelpCardByTitle,
+    getHelpCardByTitle,
+    createHelpCard
+}

backend/api/models/Card.js

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+const mongoose = require('mongoose');
+const {Schema} = mongoose;
+
+const cardSchema = new Schema({
+    id:String,
+    tittle:{
+        type:String,
+        required:true
+    },
+    description:{
+        type:String,
+        required:true
+    }
+})
+
+const Card = mongoose.model("Card", cardSchema);
+
+module.exports = Card;

backend/api/routes/cardRoutes.js

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+const express=require('express')
+const router = express.Router();
+const cardControllers = require('../controllers/cardController');
+
+router.post('/',cardControllers.createHelpCard);
+router.get('/',cardControllers.getAllHelpCards)
+router.get('/:title',cardControllers.getHelpCardByTitle)
+router.delete('/:title',cardControllers.deleteHelpCardByTitle)
+
+module.exports = router; 

backend/index.js

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+const express = require('express');
+const app = express();
+const mongoose = require('mongoose');
+const cors = require('cors');
+require('dotenv').config();
+const  cardRouter =require('./api/routes/cardRoutes') 
+
+const port = 3000;
+
+app.use(cors());
+app.use(express.json());
+
+mongoose.connect(`${process.env.MONGOURL}`)
+  .then(() => {
+    console.log('MongoDB connected');
+  })
+  .catch((error) => {
+    console.error('MongoDB connection error:', error);
+  });
+
+  app.use('/card',cardRouter)
+
+app.get('/',(req,res)=>{
+    res.send("hello")
+})
+
+  app.listen(port, () => {
+    console.log(`Example app listening on port ${port}`);
+  });