57 lines
No EOL
1.4 KiB
Markdown
57 lines
No EOL
1.4 KiB
Markdown
mongoose
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https://mongoosejs.com/docs/api/model.html
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- findall
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`const tasks = await Task.find()`
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- sorting
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`const tasks = await Task.find().sort({complexity: 1})`
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- patching
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`const updatedTask = await Task.findByIdAndUpdate(taskID,{complexity},{new: true})`
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- inserting using save method
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```js
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const newTask = new Task({title,complexity})
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const savedTask = await newTask.save()
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```
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- deleting
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`const deletedTask = await Task.findByIdAndDelete(taskID)`
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basic program
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```js
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const express = require('express')
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const mongoose = require('mongoose')
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const cors = require('cors')
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require('dotenv').config()
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const app = express()
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app.use(cors())
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app.use(express.json())
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const PORT = process.env.PORT || 5000
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const MONGO_URI= process.env.MONGO_URI || 'mongodb://127.0.0.1:27017/merndb'
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mongoose.connect(MONGO_URI).then(()=> console.log('mongodb connnected')).catch(err=>console.log('mongodb connection error'))
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const TaskSchema = new mongoose.Schema({title: {type: String, require: true}})
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const Task = mongoose.model('Task',TaskSchema)
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app.get('/api/tasks', async (req,res)=>{
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const tasks = await Task.find();
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res.json(tasks);
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})
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app.post('/api/tasks', async (req,res)=>{
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const newTask = new Task({title : req.body.title})
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const savedTask = await newTask.save()
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res.status(201).json(savedTask)
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} )
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app.listen(PORT,()=> console.log(`Server running on port ${PORT}`) )
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``` |