const {body, validationResult} = require('express-validator');
const {_sr} = require('../plugins/serverResponses');
const {res404, res500} = require('../plugins/controllersHelperFunctions');
const FeedBack = require('../models/FeedBack');
const Captcha = require('../models/Captcha');
const nodemailer = require("nodemailer");

const limit = 20;


/////////////////////////////////////////////////////////////////////// admin
module.exports.updateFeedBack = [
  [
    body('name')
       .notEmpty().withMessage(_sr['fa'].required.title),

    body('description')
       .notEmpty().withMessage(_sr['fa'].required.description),

    body('twitter').notEmpty()
        .withMessage(_sr['fa'].required.Twitter),

    body('email')
       .optional().isEmail().withMessage(_sr['fa'].format.email),

    body('phoneNumber')
       .if((value, {req}) => {
         return req.body.phoneNumber
       })
       .custom((value, {req}) => {
         if (!_.isEmpty(value) && !lodash.isNumeric(value)) {
           return Promise.reject(_sr['fa'].format.number);
         } else return true;
       }),

    // body('cptcha')
    //   .notEmpty().withMessage(_sr['fa'].required.field)
    //   .custom((value , {req}) => {
    //     console.log(req.session);
    //     if(value != req.session.captcha){
    //       return Promise.reject(`کپچا وارد شده صحیح نمی باشد`);
    //     }else{
    //       return true
    //     }
    //   }),

  ],
  async (req, res) => {
    const errors = validationResult(req)
    if (!errors.isEmpty()) return res.status(422).json({
      validation: errors.mapped()
    });

    try {

      /**
       * get data from input
       */
      const {
        name,
        subject,
        description,
        phoneNumber,
        twitter,
        email,
        nationalCode
      } = req.body;

      /**
       * get id
       */
      const meetingId = req.params.id;

      /**
       * check meeting exist or not
       */
      var targetFeedBack = await FeedBack.findById(meetingId);

      if (!targetFeedBack) return res404(res, `درخواست مورد نظر پیدا نشد`);


      /**
       * make update object
       */
      targetFeedBack.name = name.trim();
      targetFeedBack.subject = subject.trim();
      targetFeedBack.description = description.trim();
      targetFeedBack.email = email;
      targetFeedBack.twitter = twitter.trim()
      targetFeedBack.phoneNumber = phoneNumber;
      targetFeedBack.nationalCode = nationalCode;

      await targetFeedBack.save();

      /**
       * show result
       */
      return res.json(targetFeedBack);

    } catch (error) {
      return res500(res, error?.message);
    }
  }
]

module.exports.deletOneFeedBack = [
  async (req, res) => {
    try {
      const meetingId = req.params.id;

      /**
       * check meeting
       */
      let targetFeedBack = await FeedBack.findByIdAndDelete(meetingId);

      if (!targetFeedBack) {
        return res404(res, `درخواست مورد نظر پیدا نشد`);
      }

      /**
       * show result
       */
      return res.json(targetFeedBack);

    } catch (error) {
      /**
       * if we got unknown error show to client
       */
      res500(res, error);
    }
  }
]

module.exports.getOneFeedBack = [
  async (req, res) => {
    try {
      const meetingId = req.params.id;

      /**
       * get meeting
       */
      const targetFeedBack = await FeedBack.findOne({_id: meetingId});

      /**
       * if not exist
       */
      if (!targetFeedBack) {
        return res404(res, `درخواست مورد نظر پیدا نشد`);
      }

      if (!targetFeedBack.read) {
        targetFeedBack.read = true;

        await targetFeedBack.save();
      }

      /**
       * show result
       */
      return res.json(targetFeedBack);
    } catch (error) {
      /**
       * if we got unknown error show to client
       */
      res500(res, error);
    }
  }
]

module.exports.getAll = [
  async (req, res) => {
    try {

      let findQuery = {};

      /**
       * get all meeting
       */
      const getAll = await FeedBack.paginate(findQuery,
         {page: req.query.page || 1, limit, sort: {created_at: -1}});

      /**
       * show result
       */
      return res.json(getAll);
    } catch (error) {
      return res500(res, error.message);
    }
  }
]

module.exports.getAllForCount = [
  async (req, res) => {
    try {

      /**
       * get all meeting
       */
      const getAll = await FeedBack.find({});

      /**
       * show result
       */
      return res.json(getAll);
    } catch (error) {
      return res500(res, error.message);
    }
  }
]

module.exports.search = [
  async (req, res) => {
    try {
      let findQuery = {};
      findQuery['$and'] = [];
      findQuery['$or'] = [];

      const {
        name,
        email,
        terms,
        phoneNumber,
        nationalCode,
        read,
        date
      } = req.body;

      findQuery.modelName = req.params.model;

      /** search by term */
      if (terms && !_.isEmpty(terms)) {
        findQuery['$or'].push(
           {
             subject: {
               $regex: '.*' + name + '.*'
             },
             description: {
               $regex: '.*' + name + '.*'
             },
           }
        );
      }
      /** search by name */
      if (name && !_.isEmpty(name)) {
        findQuery['$or'].push(
           {
             name: {
               $regex: '.*' + name + '.*'
             }
           }
        );
      }
      /** search by email */
      if (email && !_.isEmpty(email)) {
        findQuery['$and'].push({
          email
        });
      }
      /** search by phoneNumber */
      if (phoneNumber && !_.isEmpty(phoneNumber)) {
        findQuery['$and'].push({
          phoneNumber
        });
      }
      /** search by nationalCode */
      if (nationalCode && !_.isEmpty(nationalCode)) {
        findQuery['$and'].push({
          nationalCode
        });
      }
      /** search by read */
      if (!_.isUndefined(read) && _.isBoolean(read)) {
        findQuery['$and'].push({
          read
        });
      }

      /** search by date */
      if (date && !_.isEmpty(date)) {
        if (date.length === 1) {
          findQuery['$and'].push({
            created_at: {
              $gte: moment(date[0]).startOf('days'),
              $lt: moment(date[0]).endOf('days')
            }
          });
        } else {
          findQuery['$and'].push({
            created_at: {
              $gte: new Date(date[0]),
              $lt: new Date(date[1])
            }
          });
        }
      }

      _.isEmpty(findQuery['$and']) && delete findQuery['$and'];
      _.isEmpty(findQuery['$or']) && delete findQuery['$or'];

      /** get meetings */
      var meetings = await FeedBack.paginate(findQuery, {
        page: req.query.page,
        limit,
        sort: {created_at: -1}
      });

      /** show result */
      return res.json(meetings);
    } catch (error) {
      return res500(res, error?.message)
    }
  }
]

/////////////////////////////////////////////////////////////////////// public
module.exports.addFeedBack = [
  [
    body('name')
       .notEmpty().withMessage(_sr['fa'].required.title),

    body('description')
       .notEmpty().withMessage(_sr['fa'].required.description),
    body('twitter')
        .notEmpty().withMessage(_sr['fa'].required.Twitter),

    body('email')
       .optional().isEmail().withMessage(_sr['fa'].format.email),

    body('phoneNumber')
       .custom((value, {req}) => {
         if (_.isEmpty(value)) return Promise.reject(_sr['fa'].required.phone_number);
         if (!_.isEmpty(value) && !lodash.isNumeric(value)) {
           return Promise.reject(_sr['fa'].format.number);
         } else return true;
       }),

    // body('captcha')
    //    .notEmpty().withMessage(_sr['fa'].required.field)
    //    .custom((value, {req}) => {
    //      return Captcha.findOne({code: value}).then(data => {
    //        if (!data) return Promise.reject(`عبارت وارد شده صحیح نمیباشد`)
    //        else return true
    //      })
    //    }),

  ],
  async (req, res) => {

    const errors = validationResult(req)
    if (!errors.isEmpty()) return res.status(422).json({
      validation: errors.mapped()
    });

    try {
      const {
        name,
        description,
        twitter,
        phoneNumber,
        email
      } = req.body;

      const data = {
        name,
        description,
        twitter,
        phoneNumber,
        email
      };

      const createFeedBack = await FeedBack.create(data);

      if (!createFeedBack) return res500(res, `مشکلی در ثبت درخواست پیش آمده است`)

      let transporter = nodemailer.createTransport({
        host: "mail.ostan-mr.ir",
        port: 465,
        secure: true, // true for 465, false for other ports
        auth: {
          user: 'feedback@ostan-mr.ir', // generated ethereal user
          pass: 'danak@ostan1400', // generated ethereal password
        },
      });

      let info = await transporter.sendMail({
        from: 'feedback@ostan-mr.ir', // sender address
        to: "feedback@ostan-mr.ir", // list of receivers
        subject: "نظر و پیشنهاد", // Subject line
        text: data.description, // plain text body
        html: `<html lang="en" dir="ltr">
<head>
<title>نظر و پیشنهاد</title>

<style>
.view-form{
justify-content: center;
/*display: flex;*/
flex-direction: column;
align-items: center;
width: 100%;
max-width: 600px;
background-color: #fff;
border-radius: 10px;
padding: 30px 40px;
box-shadow: 0 5px 20px #999;
direction: rtl;
}

.formRow{
margin-bottom: 10px;
text-align: right;
}

.input{
width: 100%;
margin: 10px 0;
padding: 15px;
box-sizing: border-box;
border: 1px solid #ffffff;
background-color: #f4f4f4;
}
</style>
</head>
<body>
<div class="view-form">
<div class="formRow">
<label for="name">نام و نام خانوادگی:</label>
<input class="input" value="${data.name}" type="text" id="name" disabled/>
</div>
<div class="formRow">
<label for="email">ایمیل:</label>
<input class="input" value="${data.email}" type="email" id="email" disabled/>
</div>
<div class="formRow">
<label for="phone">شماره تماس:</label>
<input class="input" value="${data.phoneNumber}" type="text" id="phone" disabled/>
</div>
<div class="formRow">
<label for="description">توضیحات:</label>
<textarea class="input" id="description" type="text" disabled>
   ${data.description}
</textarea>
</div>
</div>
</body>
</html>`, // html body
      });

      /**
       * show result
       */
      return res.json({message:_sr['fa'].response.success_save});
    } catch (error) {
      /**
       * if we got unknown error show to client
       */
      return res500(res, error?.message);
    }
  }
]