const express = require("express");
const app = express();
const mongoose = require("mongoose");
const bodyParser = require("body-parser");

mongoose.connect("mongodb://127.0.0.1:27017/datasbase").then(() =>{
    console.log("Mongodb Connected");
}).catch((err) =>{
    console.log(err);
});

app.use(bodyParser.urlencoded({extended: false}));
app.use(express.json());

const productSchema = new mongoose.Schema({
    _id: Number,
    name: String,
    price: Number
});

const productModel = new mongoose.model("data", productSchema);

//product create
app.post("/api/v1/product/new", async (req, res) =>{
    const productCreate = await productModel.create(req.body);


    res.status(201).json({
        success: true,
        productCreate
    });
});

//products find
app.get("/api/v1/products", async (req, res) =>{
    const productFInd = await productModel.find();


    res.status(200).json({
        success: true,
        productFInd
    });
});


//product update
app.put("/api/v1/product/:id", async (req, res) =>{
    let productUpdate = await productModel.findById(req.params.id);

    if(!productUpdate){
        return res.status(500).json({
            success: false,
            message: "product not found"
        })
    }
    productUpdate = await productModel.findByIdAndUpdate(req.params.id, req.body, {new: true,
    useFindAndModify: false,
    runValidators: true
    });

        res.status(200).json({
            success: true,
            productUpdate
        });
});

//delete product

app.delete("/api/v1/product/:id", async(req, res) =>{
    let productDelete = await productModel.findById(req.params.id);

    if(!productDelete){
        return res.status(500).json({
            success: false,
            message: "product not found"
        })
    }

    await productModel.findByIdAndDelete(req.params.id);

    
    res.status(200).json({
        success: true,
        message: "product deleted"
    });
});



app.listen(4500, () =>{
    console.log("Server is working");
});