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app.js
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app.js
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//jshint esversion:6
const express = require("express");
const bodyParser = require("body-parser");
const mongoose = require("mongoose");
const app = express();
const _ = require("lodash");
app.set('view engine', 'ejs');
app.use(bodyParser.urlencoded({extended: true}));
app.use(express.static("public"));
mongoose.set("strictQuery", false);
mongoose.connect("mongodb://localhost:27017/todolistDB");
const itemSchema = {
name: String
}
const Item = mongoose.model("Item" , itemSchema)
const item1 = new Item({
name: "Welcome"
});
const item2 = new Item({
name: "Hit the button to add item"
});
const item3 = new Item({
name: "<-- Hit this to delete new item"
});
const defaultItems = [item1 , item2 , item3];
const listSchema = {
name: String,
items: [itemSchema]
};
const List = mongoose.model("List" , listSchema);
app.get("/", function(req, res) {
Item.find({}, function (err, foundItems) {
if (foundItems.length === 0) {
Item.insertMany(defaultItems, function(err) {
if (err) {
console.log(err);
} else{
// console.log("Successfully inserted default item in DB");
}
});
res.redirect("/");
} else{
res.render("list", {listTitle: "Today", newListItems: foundItems});
}
// console.log(foundItems);
});
});
app.get("/:customListName", function (req , res) {
const customListName = _.capitalize(req.params.customListName);
List.findOne({name: customListName} , function(err , foundList){
if (!err){
if (!foundList){
// create a new list
const list = new List({
name: customListName,
items: defaultItems
});
list.save();
res.redirect("/" + customListName);
} else{
// show an existing list
res.render("list" , {listTitle: foundList.name, newListItems: foundList.items});
}
}
})
})
app.post("/", function(req, res){
const itemName = req.body.newItem;
const listName = req.body.list;
const item = new Item({
name: itemName
});
if (listName === "Today") {
item.save();
res.redirect("/");
}else{
List.findOne({name: listName}, function(err , foundList){
foundList.items.push(item);
foundList.save();
res.redirect("/" + listName);
})
}
});
app.post("/delete", function(req , res) {
const checkedItemId = req.body.checkbox;
const listName = req.body.listName;
if (listName === "Today") {
Item.findByIdAndRemove(checkedItemId, function(err) {
if(!err){
// console.log("Successfully deleted item");
res.redirect("/");
}
});
} else{
List.findOneAndUpdate({name: listName} , {$pull: {items: {_id: checkedItemId}}} , function(err , foundList){
if(!err){
res.redirect("/" + listName);
}
});
}
});
app.get("/about", function(req, res){
res.render("about");
});
app.listen(3000, function() {
console.log("Server started on port 3000");
});