const { body, param, validationResult } = require('express-validator');
const { checkValidations } = require('../plugins/controllersHelperFunctions');
const User = require('../models/GPS.User');
const InstalledDevice = require('../models/GPS.InstalledDevice');
const Device = require('../models/GPS.Device');
const Score = require('../models/GPS.Score');
const { _sr } = require('../plugins/serverResponses');
const { notifyAdmin } = require('../WebSocket/controllers/admin_EventsController')

module.exports.deviceRegistration = [
    [
        body('IMEI').notEmpty().isString().withMessage('لطفا IMEI را وارد یا تصحیح کنید')
    ],
    checkValidations(validationResult),
    async (req, res) => {
        const device = await Device.findOne({ IMEI: req.body.IMEI });
        if (!device) {
            throw res.status(404).json({ msg: 'این IMEI وجود ندارد' })
            // eslint-disable-next-line eqeqeq
        } else if (device.status == 1) {
            throw res.status(404).json({ msg: 'این IMEI قبلا ثبت شده' })

        } else {
            const data = {
                deviceId: device.id,
                status: 0,
                registerDate: new Date(),
                userId: req.user_id,
                IMEI: req.body.IMEI
            }
            const newRequest = await InstalledDevice.create(data);
            device.status = 1;
            device.save()
            notifyAdmin('newInstallDeviceRequest')

            // res.status(201).json({ msg: _sr.fa.response.success_save, data: newRequest })
            res.status(201).json(newRequest)

        }
    }
]


module.exports.getAllForUser = async (req, res) => {
    let page;
    let rows;
    if (!req.query?.rows || req.query?.rows <= 5) {
        rows = 10
    } else {
        rows = parseInt(req.query.rows)
    }

    if (!req.query?.page) {
        page = 0
        // eslint-disable-next-line eqeqeq
    } else if (req.query.page <= 1) {
        page = 0
    } else {
        page = req.query.page
        page = page * rows - rows
    }

    const search = req.query?.search ?  req.query.search : null
    let sort
    if(req.query?.sort){
        sort= req.query?.sort
    }else{
        sort= { created_at: -1 }
    }
    const filter = {
        userId: req.user_id,
    }
    if(search){
        filter.$or =  [
            { IMEI: { $regex: search } },
        ]
    }

    const data = await InstalledDevice.find(filter).skip(page).limit(rows).sort(sort).populate('deviceId')

    const total = Math.ceil((await InstalledDevice.countDocuments(filter)))
    res.status(200).json({ data, total })

}

module.exports.getAllForAdmin = async (req, res) => {
    // let page;
    // let rows;
    // if (!req.query?.rows || req.query?.rows <= 5) {
    //     rows = 10
    // } else {
    //     rows = parseInt(req.query.rows)
    // }

    // if (!req.query?.page) {
    //     page = 0
    //     // eslint-disable-next-line eqeqeq
    // } else if (req.query.page <= 1) {
    //     page = 0
    // } else {
    //     page = req.query.page
    //     page = page * rows - rows
    // }
    // const search = req.query?.search ? req.query.search : ""

    const data = await InstalledDevice.find({}).sort({ status: 1 })
        .populate('deviceId')
        .populate('userId', 'shopName national_code first_name last_name mobile_number city_name province_name')
    const total = Math.ceil((await InstalledDevice.estimatedDocumentCount()))
    res.status(200).json({ data, total })
}



module.exports.updateInstalled = [
    [
        param('id').notEmpty().isMongoId().withMessage('لطفا ایدی را وارد یا تصحیح کنید'),
        param('type').notEmpty().isString().withMessage('لطفا وضعیت را وارد یا تصحیح کنید'),
    ],
    checkValidations(validationResult),
    async (req, res) => {
        const installedDevice = await InstalledDevice.findById(req.params.id)
        if (!installedDevice) {
            throw res.status(404).json({ msg: 'این ایدی وجود ندارد' })
        } else {
            const user = await User.findById(installedDevice.userId).select('walletBalance dollarBalance score')
            const device = await Device.findById(installedDevice.deviceId)
            switch (req.params.type) {
                case "accept": {

                    installedDevice.status = 1;
                    installedDevice.installationDate = new Date();

                    device.status = 1;

                    user.walletBalance += device.profit
                    user.dollarBalance += device.dollarProfit
                    user.score = device.score


                    await Score.create({
                        title: "ثبت دستگاه",
                        deviceId: device.id,
                        score: device.score,
                        userId: installedDevice.userId
                    })
                    user.save()
                    device.save()
                    installedDevice.save()
                    notifyAdmin('newInstallDeviceRequest')

                    res.status(201).json({ msg: _sr.fa.response.success_save, data: installedDevice })


                    break;
                }
                case "reject": {
                    installedDevice.status = 2;
                    installedDevice.save()
                    device.status = 0;
                    device.save()
                    notifyAdmin('newInstallDeviceRequest')

                    res.status(201).json({ msg: _sr.fa.response.success_save, data: installedDevice })


                    break;
                }
                default: {
                    res.status(404).json({ msg: "استاتوس اشتباه است" })
                    break;
                }
            }
        }
    }
]