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

// variables
const imageWidth = 1920
const imageHeight = 600
const imageQuality = 100

module.exports.update = [
  async (req, res) => {
    try {
      const setting = await SiteSetting.findOne()
      if (setting) {

      } else {

      }
    } catch (e) {
      return res500(res, _sr['fa'].response.problem)
    }
  }
]

module.exports.getAllByAdmin = [
  async (req, res) => {
    try {
      const images = await SiteSetting.findOne()
      if (images) {
        return res.json(images)
      } else {
        const create = await SiteSetting.create({})
        return res.json(create)
      }
    } catch (e) {
      return res500(res, _sr['fa'].response.problem)
    }
  }
]

module.exports.uploadCover = [
  [
    param('id')
       .notEmpty().withMessage('لطفا نوع عکس را مشخص کنید')
  ],
  checkValidations(validationResult),
  async (req, res) => {
    try {
      const picType = req?.params?.id
      const image = req?.files?.file

      let validation = {validation: {}}

      if (!image) {
        validation.validation[picType] = {msg: _sr['fa'].required.image}
        return res.status(422).json(validation)
      }

      if (image.mimetype.split('/')[1] !== 'jpeg' && image.mimetype.split('/')[1] !== 'jpg') {
        validation.validation[picType] = {msg: _sr['fa'].format.image}
        res.status(422).json(validation)
      }

      const setting = await SiteSetting.findOne()
      if (!setting) return res500(res, _sr['fa'].response.problem)
      if (!setting[picType]) {
        validation[picType] = {msg: 'نوع عکس وارد شده صحیح نمی باشد'}
        return res.status(422).json(validation)
      }


      const imageName = `setting_${picType}_${Date.now()}.jpeg`


      if (image && !setting[picType].includes('undefined')) {
        fs.unlink(`../static/${setting[picType]}`, (err) => {
          if (err) console.log(err)
        })
      }

      const target = await sharp(image.data)
      await target
         .resize(imageWidth, imageHeight, {fit: 'cover'})
         .withMetadata()
         .toFormat('jpeg')
         .jpeg({quality: imageQuality})
         .toFile(`./static/uploads/images/setting/${imageName}`)

      setting[picType] = imageName

      await setting.save();

      return res.json({message: _sr['fa'].response.success_save})
    } catch (e) {
      console.log(e.message)
      return res500(res, _sr['fa'].response.problem)
    }
  }
]

module.exports.getAllByUser = [
  async (req, res) => {
    try {
      const images = await SiteSetting.findOne()

      if (images) {
        return res.json(images)
      } else {
        return res.json({
          aboutUS: null,
          activity: null,
          projects: null,
          gallery: null,
          catalog: null,
          blogs: null,
        })
      }

    } catch (e) {
      return res500(res, _sr['fa'].response.problem)
    }
  }
]

module.exports.search = [
  async (req, res) => {
    const {terms} = req.query;

    try {
      const requests = [
        BlogPost.find({
          published: true,
          $or: [
            {'locale.fa.title': {$regex: terms, $options: 'i'}},
            {'locale.fa.description': {$regex: terms, $options: 'i'}},
            {'locale.fa.short_description': {$regex: terms, $options: 'i'}},
            {'locale.en.title': {$regex: terms, $options: 'i'}},
            {'locale.en.description': {$regex: terms, $options: 'i'}},
            {'locale.en.short_description': {$regex: terms, $options: 'i'}},
          ]
        }),
        GalleryCategory.find({
          $or: [
            {'locale.fa.title': {$regex: terms, $options: 'i'}},
            {'locale.en.title': {$regex: terms, $options: 'i'}},
          ]
        }),
        Project.find({
          $or: [
            {'locale.fa.title': {$regex: terms, $options: 'i'}},
            {'locale.fa.short_description': {$regex: terms, $options: 'i'}},
            {'locale.fa.description': {$regex: terms, $options: 'i'}},
            {'locale.fa.s3_title': {$regex: terms, $options: 'i'}},
            {'locale.fa.s3_description': {$regex: terms, $options: 'i'}},
            {'locale.fa.s5_title': {$regex: terms, $options: 'i'}},
            {'locale.fa.s5_description': {$regex: terms, $options: 'i'}},
            {'locale.fa.s6_title': {$regex: terms, $options: 'i'}},
            {'locale.fa.s6_description': {$regex: terms, $options: 'i'}},
            {'locale.en.title': {$regex: terms, $options: 'i'}},
            {'locale.en.short_description': {$regex: terms, $options: 'i'}},
            {'locale.en.description': {$regex: terms, $options: 'i'}},
            {'locale.en.s3_title': {$regex: terms, $options: 'i'}},
            {'locale.en.s3_description': {$regex: terms, $options: 'i'}},
            {'locale.en.s5_title': {$regex: terms, $options: 'i'}},
            {'locale.en.s5_description': {$regex: terms, $options: 'i'}},
            {'locale.en.s6_title': {$regex: terms, $options: 'i'}},
            {'locale.en.s6_description': {$regex: terms, $options: 'i'}},
          ]
        })
      ]

      const getData = await Promise.all(requests);

      let [blogs, categoryGallery, projects] = getData;

      return res.json({
        blogs,
        categoryGallery,
        projects
      });

    } catch (e) {
      return res500(res, _sr['fa'].response.problem);
    }
  }
]