﻿#region License Information (GPL v3)

/*
    ShareX - A program that allows you to take screenshots and share any file type
    Copyright (c) 2007-2020 ShareX Team

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.

    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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    Optionally you can also view the license at <http://www.gnu.org/licenses/>.
*/

#endregion License Information (GPL v3)

using ShareX.UploadersLib.FileUploaders;
using System.Windows.Forms;

namespace ShareX.UploadersLib.SharingServices
{
    public class EmailSharingService : URLSharingService
    {
        public override URLSharingServices EnumValue { get; } = URLSharingServices.Email;

        public override bool CheckConfig(UploadersConfig config)
        {
            return !string.IsNullOrEmpty(config.EmailSmtpServer) && config.EmailSmtpPort > 0 && !string.IsNullOrEmpty(config.EmailFrom) && !string.IsNullOrEmpty(config.EmailPassword);
        }

        public override URLSharer CreateSharer(UploadersConfig config, TaskReferenceHelper taskInfo)
        {
            return new EmailSharer(config);
        }

        public override TabPage GetUploadersConfigTabPage(UploadersConfigForm form) => form.tpEmail;
    }

    public sealed class EmailSharer : URLSharer
    {
        private UploadersConfig config;

        public EmailSharer(UploadersConfig config)
        {
            this.config = config;
        }

        public override UploadResult ShareURL(string url)
        {
            UploadResult result = new UploadResult { URL = url, IsURLExpected = false };

            if (config.EmailAutomaticSend && !string.IsNullOrEmpty(config.EmailAutomaticSendTo))
            {
                Email email = new Email()
                {
                    SmtpServer = config.EmailSmtpServer,
                    SmtpPort = config.EmailSmtpPort,
                    FromEmail = config.EmailFrom,
                    Password = config.EmailPassword,
                    ToEmail = config.EmailAutomaticSendTo,
                    Subject = config.EmailDefaultSubject,
                    Body = url
                };

                email.Send();
            }
            else
            {
                using (EmailForm emailForm = new EmailForm(config.EmailRememberLastTo ? config.EmailLastTo : "", config.EmailDefaultSubject, url))
                {
                    if (emailForm.ShowDialog() == DialogResult.OK)
                    {
                        if (config.EmailRememberLastTo)
                        {
                            config.EmailLastTo = emailForm.ToEmail;
                        }

                        Email email = new Email()
                        {
                            SmtpServer = config.EmailSmtpServer,
                            SmtpPort = config.EmailSmtpPort,
                            FromEmail = config.EmailFrom,
                            Password = config.EmailPassword,
                            ToEmail = emailForm.ToEmail,
                            Subject = emailForm.Subject,
                            Body = emailForm.Body
                        };

                        email.Send();
                    }
                }
            }

            //URLHelpers.OpenURL("mailto:?body=" + URLHelpers.URLEncode(url));

            return result;
        }
    }
}