using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Net;
using System.Net.Mail;
using System.Text;
using System.Windows.Forms;
using System.Linq;

namespace AutoPekage
{
    public partial class frmPackage : Form
    {
        List<string> fileList;
        public frmPackage(List<string> fileList)
        {
            this.fileList = fileList;
            InitializeComponent();
            cbSender.DataSource = LiteDbHelper.GetAllSender();
            cbSender.DisplayMember = "Name";
            cbSender.ValueMember = "Id";
            cbMailTo.DataSource = LiteDbHelper.GetAllMailTo();
            cbMailTo.DisplayMember = "MailTo";
            var dao = LiteDbHelper.Settings;
            cbSendMail.Checked = dao.SendMail;
            if (dao.LastPath == null)
            {
                rbDesktop.Checked = true;
            }
            else
            {
                rbCustom.Checked = true;
                txtPackagePath.Text = dao.LastPath;
                
            }
        }

        private void btnSelectPath_Click(object sender, EventArgs e)
        {
            var dao = LiteDbHelper.Settings;
            sfdPackagePath.FileName = dao.DefaultFileName;
            if (sfdPackagePath.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                txtPackagePath.Text = sfdPackagePath.FileName;
            }
        }

        private void rbDesktop_CheckedChanged(object sender, EventArgs e)
        {
            if (rbDesktop.Checked)
            {
                txtPackagePath.Enabled = false;
                btnSelectPath.Enabled = false;
                txtCaption.Text = LiteDbHelper.Settings.DefaultFileName;
            }
            else
            {
                txtPackagePath.Enabled = true;
                btnSelectPath.Enabled = true;
                if (txtPackagePath.Text != null)
                {
                    txtCaption.Text = Path.GetFileName(txtPackagePath.Text);
                }
            }
        }

        private void txtPackagePath_DoubleClick(object sender, EventArgs e)
        {
            btnSelectPath.PerformClick();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            string filePath;
            var dao = LiteDbHelper.Settings;
            if (rbDesktop.Checked)
            {
                filePath = Path.Combine(System.Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory), dao.DefaultFileName);
                if (dao.LastPath != null)
                {
                    dao.LastPath = null;
                    LiteDbHelper.Settings = dao;
                }

            }
            else
            {
                filePath = txtPackagePath.Text;
                if (dao.LastPath != filePath)
                {
                    dao.LastPath = filePath;
                    LiteDbHelper.Settings = dao;
                }
            }
            if (File.Exists(filePath))
            {
                if (MessageBox.Show("该文件已存在，是否替换？", "自动打包", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == System.Windows.Forms.DialogResult.Yes) 
                {
                    File.Delete(filePath);
                }
                else
                {
                    return;
                }
            }
            ZipControl.Zip(filePath, fileList);
            if (cbSendMail.Checked)
            {
                var info = LiteDbHelper.GetSenderById((int)cbSender.SelectedValue);
                MailMessage msg = new MailMessage();
                msg.To.Add(cbMailTo.Text);
                msg.From = new MailAddress(info.UserName, info.NickName, System.Text.Encoding.UTF8);
                msg.Subject = txtCaption.Text;//邮件标题  
                msg.SubjectEncoding = System.Text.Encoding.UTF8;//邮件标题编码  
                msg.Body = txtContext.Text;//邮件内容  
                msg.BodyEncoding = System.Text.Encoding.UTF8;//邮件内容编码  
                msg.IsBodyHtml = false;//是否是HTML邮件  
                msg.Priority = MailPriority.Normal;//邮件优先级 
                msg.Attachments.Add(new Attachment(filePath));
                SmtpClient client = new SmtpClient(info.StmpServer);
                client.Credentials = new NetworkCredential(info.UserName, info.Password);
                client.EnableSsl = true;
                try
                {
                    client.Send(msg);
                    //简单一点儿可以client.Send(msg);  
                    MessageBox.Show("打包并发送邮件成功");
                    if (LiteDbHelper.GetAllMailTo().Where(x => x.MailTo == cbMailTo.Text).Count() == 0)
                    {
                        LiteDbHelper.AddMailTo(cbMailTo.Text);
                        cbMailTo.DataSource = LiteDbHelper.GetAllMailTo();
                    }
                    
                }
                catch (System.Net.Mail.SmtpException ex)
                {
                    MessageBox.Show(ex.Message, "打包成功，发送邮件出错");
                    return;
                }  
            }
            else
            {
                MessageBox.Show("打包完成");
            }
            
        }

        private void btnExit_Click(object sender, EventArgs e)
        {
            Close();
        }

        private void cbSendMail_CheckedChanged(object sender, EventArgs e)
        {
            if (cbSendMail.Checked)
            {
                gbMail.Enabled = true;
            }
            else
            {
                gbMail.Enabled = false;
            }
        }

        private void btnAddSender_Click(object sender, EventArgs e)
        {
            new frmAddSender().ShowDialog();
            cbSender.DataSource = LiteDbHelper.GetAllSender();
        }

        private void txtPackagePath_TextChanged(object sender, EventArgs e)
        {
            if (txtPackagePath.Text != null)
            {
                txtCaption.Text = Path.GetFileName(txtPackagePath.Text);
            }
        }
    }
}