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commented server.js #875

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98 changes: 49 additions & 49 deletions server.js
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Original file line number Diff line number Diff line change
@@ -1,10 +1,11 @@
const express = require('express')
const app = express()
const MongoClient = require('mongodb').MongoClient
const PORT = 2121
// download express, mongodb
const express = require('express');
const app = express();
const MongoClient = require('mongodb').MongoClient;
const PORT = 2121;
require('dotenv').config()


// connect to mongodb
let db,
dbConnectionStr = process.env.DB_STRING,
dbName = 'todo'
Expand All @@ -14,80 +15,79 @@ MongoClient.connect(dbConnectionStr, { useUnifiedTopology: true })
console.log(`Connected to ${dbName} Database`)
db = client.db(dbName)
})


// middleware setup for ejs, public folders, decode stuff and json
app.set('view engine', 'ejs')
app.use(express.static('public'))
app.use(express.urlencoded({ extended: true }))
app.use(express.json())


app.get('/',async (request, response)=>{
// home route -> get latest db stuff to render on homepage
app.get('/', async (request, response) => {
const todoItems = await db.collection('todos').find().toArray()
const itemsLeft = await db.collection('todos').countDocuments({completed: false})
response.render('index.ejs', { items: todoItems, left: itemsLeft })
// db.collection('todos').find().toArray()
// .then(data => {
// db.collection('todos').countDocuments({completed: false})
// .then(itemsLeft => {
// response.render('index.ejs', { items: data, left: itemsLeft })
// })
// })
// .catch(error => console.error(error))
const itemsLeft = await db.collection('todos').countDocuments({ completed: false })
response.render('index.ejs', { items: todoItems, left: itemsLeft });
})

// send a post request to mongodb
app.post('/addTodo', (request, response) => {
db.collection('todos').insertOne({thing: request.body.todoItem, completed: false})
.then(result => {
console.log('Todo Added')
response.redirect('/')
})
.catch(error => console.error(error))
db.collection('todos').insertOne({ thing: request.body.todoItem, completed: false })
.then(result => {
console.log('Todo Added')
response.redirect('/')
})
.catch(error => console.error(error))
})

// update completed property to true on a todo item
app.put('/markComplete', (request, response) => {
db.collection('todos').updateOne({thing: request.body.itemFromJS},{
db.collection('todos').updateOne({ thing: request.body.itemFromJS }, {
$set: {
completed: true
}
},{
sort: {_id: -1},
}
}, {
sort: { _id: -1 },
upsert: false
})
.then(result => {
console.log('Marked Complete')
response.json('Marked Complete')
})
.catch(error => console.error(error))
.then(result => {
console.log('Marked Complete')
response.json('Marked Complete')
})
.catch(error => console.error(error))

})


// update completed property to false on a todo item
app.put('/markUnComplete', (request, response) => {
db.collection('todos').updateOne({thing: request.body.itemFromJS},{
db.collection('todos').updateOne({ thing: request.body.itemFromJS }, {
$set: {
completed: false
}
},{
sort: {_id: -1},
}
}, {
sort: { _id: -1 },
upsert: false
})
.then(result => {
console.log('Marked Complete')
response.json('Marked Complete')
})
.catch(error => console.error(error))
.then(result => {
console.log('Marked Complete')
response.json('Marked Complete')
})
.catch(error => console.error(error))

})

// delete a todoItem from db
app.delete('/deleteItem', (request, response) => {
db.collection('todos').deleteOne({thing: request.body.itemFromJS})
.then(result => {
console.log('Todo Deleted')
response.json('Todo Deleted')
})
.catch(error => console.error(error))
db.collection('todos').deleteOne({ thing: request.body.itemFromJS })
.then(result => {
console.log('Todo Deleted')
response.json('Todo Deleted')
})
.catch(error => console.error(error))

})

app.listen(process.env.PORT || PORT, ()=>{
// set up app to listen on port 2121
app.listen(process.env.PORT || PORT, () => {
console.log(`Server running on port ${PORT}`)
})