var express = require('express');
var router = express.Router();
const userServeice = require('../services/user')
const fs = require('fs')
var path = require('path');


router.post('/add', function (req, res) {
  let flag = false;
  let emptyFieldsArray =[]
  const userInfo = {
    firstName: req.body.firstName.trim(),
    lastName: req.body.lastName.trim(),
    fatherName: req.body.fatherName.trim(),
    codeMelli: req.body.codeMelli.trim(),
    workUnit: req.body.workUnit.trim(),
    workUnitCode: req.body.workUnitCode.trim(),
    address: req.body.address.trim(),
    obligationNumber: req.body.obligationNumber.trim(),
    obligationDate: req.body.obligationDate.trim(),
    requestNumber: req.body.requestNumber.trim(),
    requestDate: req.body.requestDate.trim(),
    writtenOrderNumber: req.body.writtenOrderNumber.trim(),
    writtenOrderDate: req.body.writtenOrderDate.trim(),
    deadline: req.body.deadline.trim(),
    deadlineUnit: req.body.deadlineUnit.trim(),
    healthCenter: req.body.healthCenter.trim(),
    healthCenterCity: req.body.healthCenterCity.trim()
  }
  for (const key in userInfo) {
    if (!userInfo[key] || !userInfo[key].trim()) {
      emptyFieldsArray.push(key)
      flag = true
     
    }
  }

  if(flag){
    res.status(412).send({
      success: false,
      emptyFields : emptyFieldsArray,
      error: `پر کردن همه فیلدها الزامی است`
    })
  }else {
    userServeice.addUser(userInfo)
      .then((result) => {
        res.status(200).send({
          success: true,
          user: result
        })
      })
      .catch(err => {
        if (err.eText) {
          if (typeof err.eText !== 'string') {
            err.eText = err.eText.toString()
          }
          res.status(err.eCode).send({
            success: false,
            error: err.eText
          })
        } else {
          res.status(500).send({
            success: false,
            error: err.toString()
          })
        }

      })
  }

});

router.post('/complete/form', function (req, res) {
  userServeice.completeForm(req.body.userId)
    .then((result) => {
      res.status(200).send({
        success: true,
        link: result
      })
    })
    .catch(err => {
      console.log(err);
      if (err.eText) {
        if (typeof err.eText !== 'string') {
          err.eText = err.eText.toString()
        }
        res.status(err.eCode).send({
          success: false,
          error: err.eText
        })
      } else {
        res.status(500).send({
          success: false,
          error: err.toString()
        })
      }

    })
})

router.get('/download/:fileName', function (req, res) {
  var file = fs.readFileSync(path.join(__dirname + `/../public/files/${req.params.fileName}`), 'binary');

  res.setHeader('Content-Length', file.length);
  res.write(file, 'binary');
  res.end();
});

module.exports = router;