# -*- coding: utf-8 -*-
#############################################################################
#
#    Cybrosys Technologies Pvt. Ltd.
#
#    Copyright (C) 2019-TODAY Cybrosys Technologies(<https://www.cybrosys.com>).
#    Author: Mohammed Shahil MP @cybrosys(odoo@cybrosys.com)
#
#    You can modify it under the terms of the GNU AFFERO
#    GENERAL PUBLIC LICENSE (AGPL v3), Version 3.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU AFFERO GENERAL PUBLIC LICENSE (AGPL v3) for more details.
#
#    You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE
#    (AGPL v3) along with this program.
#    If not, see <http://www.gnu.org/licenses/>.
#
#############################################################################
import tempfile
import binascii
import base64
import certifi
import urllib3
import xlrd
from odoo.exceptions import Warning
from odoo import models, fields, _


class ProductImport(models.Model):

    _name = 'product.import'

    file = fields.Binary(string="Upload File")
    file_name = fields.Char(string="File Name")
    option = fields.Selection([
        ('csv', 'CSV'),
        ('xlsx', 'XLSX')], default='csv')

    def import_file(self):
        """ function to import product details from csv and xlsx file """
        if self.option == 'csv':
            try:
                product_temp_data = self.env['product.template'].search([])
                file = base64.b64decode(self.file)
                file_string = file.decode('utf-8')
                file_string = file_string.split('\n')
                http = urllib3.PoolManager(cert_reqs='CERT_REQUIRED',
                                           ca_certs=certifi.where())
            except:
                raise Warning(_("Please choose the correct file!"))

            firstline = True
            for file_item in file_string:
                if firstline:
                    firstline = False
                    continue
                product_temp = self.env['product.template'].search([('name', '=', file_item.split(",")[0])], limit=0)
                if not product_temp.id:
                    if file_item.split(",")[0]:
                        if "http://" in file_item.split(",")[4] or "https://" in file_item.split(",")[4]:
                            link = file_item.split(",")[4]
                            image_response = http.request('GET', link)
                            image_thumbnail = base64.b64encode(image_response.data)
                            product_name = {
                                'name': file_item.split(",")[0],
                                'type': file_item.split(",")[1],
                                'barcode': file_item.split(",")[2],
                                'list_price': file_item.split(",")[3],
                                'image_1920': image_thumbnail,
                            }
                            product_line = product_temp_data.create(product_name)
                        elif '/home' in file_item.split(",")[4]:
                            with open(file_item.split(",")[4], 'rb') as file:
                                data = base64.b64encode(file.read())
                                product_name = {
                                    'name': file_item.split(",")[0],
                                    'type': file_item.split(",")[1],
                                    'barcode': file_item.split(",")[2],
                                    'list_price': file_item.split(",")[3],
                                    'image_1920': data,
                                }
                                product_line = product_temp_data.create(product_name)
                        else:
                            product_name = {
                                'name': file_item.split(",")[0],
                                'type': file_item.split(",")[1],
                                'barcode': file_item.split(",")[2],
                                'list_price': file_item.split(",")[3],
                            }
                            product_line = product_temp_data.create(product_name)

        if self.option == 'xlsx':
            try:
                product_temp_data = self.env['product.template'].search([])
                file_string = tempfile.NamedTemporaryFile(suffix=".xlsx")
                file_string.write(binascii.a2b_base64(self.file))
                book = xlrd.open_workbook(file_string.name)
                sheet = book.sheet_by_index(0)
                http = urllib3.PoolManager(cert_reqs='CERT_REQUIRED',
                                           ca_certs=certifi.where())
            except:
                raise Warning(_("Please choose the correct file"))

            startline = True
            for i in range(sheet.nrows):
                if startline:
                    startline = False
                else:
                    line = list(sheet.row_values(i))
                    product_temp = self.env['product.template'].search([('name', '=', line[0])], limit=0)
                    if not product_temp.id:
                        if line[0]:
                            if "http://" in line[4] or "https://" in line[4]:
                                link = line[4]
                                image_response = http.request('GET', link)
                                image_thumbnail = base64.b64encode(image_response.data)
                                product_name = {
                                    'name': line[0],
                                    'type': line[1],
                                    'barcode': line[2],
                                    'list_price': line[3],
                                    'image_1920': image_thumbnail,
                                }
                                product_line = product_temp_data.create(product_name)
                            elif "/home" in line[4]:
                                with open(line[4], 'rb') as file:
                                    data = base64.b64encode(file.read())
                                    product_name = {
                                        'name': line[0],
                                        'type': line[1],
                                        'barcode': line[2],
                                        'list_price': line[3],
                                        'image_1920': data,
                                    }
                                    product_line = product_temp_data.create(product_name)
                            else:
                                product_name = {
                                    'name': line[0],
                                    'type': line[1],
                                    'barcode': line[2],
                                    'list_price': line[3],
                                }
                                product_line = product_temp_data.create(product_name)