const Slide = require('../models/Slide')
const {body, validationResult} = require('express-validator')
const {_sr} = require('../plugins/serverResponses')
const {res404, res500, checkValidations} = require('../plugins/controllersHelperFunctions')
const sharp = require('sharp')
const mongoose = require('mongoose')
const fs = require('fs')

// variables
const coverWidth = 1920
const coverHeight = 1080
const coverQuality = 100

module.exports.create = [
  async (req, res) => {
    try {
      const isImage = req.body.isImage === 'true'
      if (isImage && (!req.files || !req.files.image)) return res.status(422).json({validation: {image: {msg: _sr['fa'].required.image}}})
      if (!isImage && (!req.files || !req.files.video)) return res.status(422).json({validation: {video: {msg: _sr['fa'].required.video}}})
      if (isImage && !_sr.supportedImageFormats.includes(req.files.image.mimetype.split('/')[1])) return res.status(422).json({validation: {image: {msg: _sr['fa'].format.image}}})
      if (!isImage && !_sr.supportedVideoFormats.includes(req.files.video.mimetype.split('/')[1])) return res.status(422).json({validation: {video: {msg: _sr['fa'].format.video}}})
      const data = {isImage}

      if (isImage) {
        const image = req.files.image
        const imageName = 'slider_' + Date.now() + '.jpg'
        data.image = imageName
        const target = await sharp(image.data)
        await target
           .resize(coverWidth, coverHeight, {fit: 'cover'})
           .withMetadata()
           .toFormat('jpg')
           .jpeg({quality: coverQuality})
           .toFile(`./static/uploads/images/slider/${imageName}`)
      } else {
        const video = req.files.video
        const videoName = 'slider_' + Date.now() + '.' + video.mimetype.split('/')[1]
        data.video = videoName
        video.mv(`./static/uploads/images/slider/${videoName}`)
      }

      const slide = new Slide(data)
      slide.save(err => {
        if (err) return res500(res, err)
        else return res.json({message: _sr['fa'].response.success_save})
      })
    } catch (e) {
      return res500(res, e)
    }
  }
]

module.exports.getAll = [
  (req, res) => {
    Slide.find({}).exec((err, projects) => {
      if (err) return res500(res, err)
      else return res.json(projects)
    })
  }
]

module.exports.getOne = [
  (req, res) => {
    Slide.findById(req.params.id, (err, slide) => {
      if (err || !slide) return res404(res, err)
      else return res.json(slide)
    })
  }
]

// module.exports.update = [
//   (req, res) => {
//     const {
//       fa_title,
//       en_title,
//       fa_short_description,
//       en_short_description,
//       fa_description,
//       en_description,
//       //
//       fa_client,
//       en_client,
//       //
//       fa_skills,
//       en_skills,
//       //
//       fa_website,
//       en_website,
//       //
//       fa_s3_title,
//       en_s3_title,
//       fa_s3_description,
//       en_s3_description,
//       //
//       fa_s5_title,
//       en_s5_title,
//       fa_s5_description,
//       en_s5_description,
//       //
//       fa_s6_title,
//       en_s6_title,
//       fa_s6_description,
//       en_s6_description,
//       category,
//       project_date,
//       has_details
//     } = req.body
//
//     const data = {
//       locale: {
//         fa: {
//           title: fa_title,
//           short_description: fa_short_description.slice(0, shortDescriptionMaxLength) + ' ... ',
//           description: fa_description,
//           //
//           client: fa_client,
//           skills: fa_skills,
//           website: fa_website,
//           //
//           s3_title: fa_s3_title,
//           s3_description: fa_s3_description,
//           //
//           s5_title: fa_s5_title,
//           s5_description: fa_s5_description,
//           //
//           s6_title: fa_s6_title,
//           s6_description: fa_s6_description
//         },
//         en: {
//           title: en_title,
//           short_description: en_short_description.slice(0, shortDescriptionMaxLength) + ' ... ',
//           description: en_description,
//           //
//           client: en_client,
//           skills: en_skills,
//           website: en_website,
//           //
//           s3_title: en_s3_title,
//           s3_description: en_s3_description,
//           //
//           s5_title: en_s5_title,
//           s5_description: en_s5_description,
//           //
//           s6_title: en_s6_title,
//           s6_description: en_s6_description
//         }
//       },
//       category,
//       project_date,
//       has_details
//     }
//
//     if (req.files) {
//       if (req.files.cover) {
//         const cover = req.files.cover
//         const coverName = 'project_' + Date.now() + '.jpg'
//         if (!_sr.supportedImageFormats.includes(cover.mimetype.split('/')[1])) return res.status(422).json({validation: {cover: {msg: _sr['fa'].format.image}}})
//         data.cover = coverName
//         data.thumb = 'thumb_' + coverName
//
//         const target = new sharp(cover.data)
//         target
//            .resize(coverWidth, coverHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: coverQuality})
//            .toFile(`./static/uploads/images/projects/${coverName}`)
//
//         target
//            .resize(thumbWidth, thumbHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: thumbQuality})
//            .toFile(`./static/uploads/images/projects/thumb_${coverName}`)
//       }
//
//       if (req.files.s2_image) {
//         const s2_image = req.files.s2_image
//         const s2_imageName = 's2_image_' + Date.now() + '.jpg'
//         if (!_sr.supportedImageFormats.includes(s2_image.mimetype.split('/')[1])) return res.status(422).json({validation: {s2_image: {msg: _sr['fa'].format.image}}})
//         data.s2_image = s2_imageName
//
//         const target = new sharp(s2_image.data)
//         target
//            .resize(s2ImageWidth, s2ImageHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: s2ImageQuality})
//            .toFile(`./static/uploads/images/projects/${s2_imageName}`)
//       }
//
//       if (req.files.s4_image) {
//         const s4_image = req.files.s4_image
//         const s4_imageName = 's4_image_' + Date.now() + '.jpg'
//         if (!_sr.supportedImageFormats.includes(s4_image.mimetype.split('/')[1])) return res.status(422).json({validation: {s4_image: {msg: _sr['fa'].format.image}}})
//         data.s4_image = s4_imageName
//
//         const target = new sharp(s4_image.data)
//         target
//            .resize(s4ImageWidth, s4ImageHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: s4ImageQuality})
//            .toFile(`./static/uploads/images/projects/${s4_imageName}`)
//       }
//
//       if (req.files.s5_image) {
//         const s5_image = req.files.s5_image
//         const s5_imageName = 's5_image_' + Date.now() + '.jpg'
//         if (!_sr.supportedImageFormats.includes(s5_image.mimetype.split('/')[1])) return res.status(422).json({validation: {s5_image: {msg: _sr['fa'].format.image}}})
//         data.s5_image = s5_imageName
//
//         const target = new sharp(s5_image.data)
//         target
//            .resize(s5ImageWidth, s5ImageHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: s5ImageQuality})
//            .toFile(`./static/uploads/images/projects/${s5_imageName}`)
//       }
//
//       if (req.files.s6_image) {
//         const s6_image = req.files.s6_image
//         const s6_imageName = 's6_image_' + Date.now() + '.jpg'
//         if (!_sr.supportedImageFormats.includes(s6_image.mimetype.split('/')[1])) return res.status(422).json({validation: {s6_image: {msg: _sr['fa'].format.image}}})
//         data.s6_image = s6_imageName
//
//         const target = new sharp(s6_image.data)
//         target
//            .resize(s6ImageWidth, s6ImageHeight, {fit: 'cover'})
//            .toFormat('jpg')
//            .jpeg({quality: s6ImageQuality})
//            .toFile(`./static/uploads/images/projects/${s6_imageName}`)
//       }
//     }
//
//     Project.findByIdAndUpdate(req.params.id, data, (err, oldData) => {
//       if (err || !oldData) return res404(res, err)
//       if (req.files) {
//         if (req.files.cover && oldData.cover) {
//           fs.unlink(`./static/${oldData.cover}`, err => {
//             if (err) console.log(err)
//           })
//           fs.unlink(`./static/${oldData.thumb}`, err => {
//             if (err) console.log(err)
//           })
//         }
//
//         if (req.files.s2_image && oldData.s2_image) {
//           fs.unlink(`./static/${oldData.s2_image}`, err => {
//             if (err) console.log(err)
//           })
//         }
//         if (req.files.s4_image && oldData.s4_image) {
//           fs.unlink(`./static/${oldData.s4_image}`, err => {
//             if (err) console.log(err)
//           })
//         }
//         if (req.files.s5_image && oldData.s5_image) {
//           fs.unlink(`./static/${oldData.s5_image}`, err => {
//             if (err) console.log(err)
//           })
//         }
//         if (req.files.s6_image && oldData.s6_image) {
//           fs.unlink(`./static/${oldData.s6_image}`, err => {
//             if (err) console.log(err)
//           })
//         }
//
//       }
//       return res.json({message: _sr['fa'].response.success_save})
//     })
//   }
// ]

module.exports.delete = [
  (req, res) => {
    Slide.findByIdAndRemove(req.params.id, async (err, oldData) => {
      if (err || !oldData) return res404(res, err)
      fs.unlink(`./static/${oldData.isImage ? oldData.image : oldData.video}`, err => {
        if (err) console.log(err)
      })
      return res.json({message: _sr['fa'].response.success_remove})
    })
  }
]