?using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Collections;
using System.Net.Mail;
using System.Text.RegularExpressions;
using System.IO;
using System.Threading;

namespace MailTo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        public ArrayList paths = new ArrayList();//保存附件地址
       

        /*單發*/
        private void button2_Click(object sender, EventArgs e)
        {
            //if (!check())
            //    return;
            //if (t_to.SelectedIndex != -1)
            //{
            //    mailunit mu = new mailunit(t_stmp.Text, t_from.Text, t_pwd.Text, t_to.Text, t_subject.Text, t_body.Text,paths);
            //    mu.SendMail();
            //}
            //else
            //    MessageBox.Show("請先選中一個收件人！");
        }

        /*群發*/
        private void button1_Click(object sender, EventArgs e)
        {
            if (!check())
                return;
            //初始化
            toolStripProgressBar1.Visible = true;
            toolStripStatusLabel3.Text = "";
            toolStripProgressBar1.Maximum = t_to.Items.Count;

            ArrayList alist = new ArrayList();

            for (int i = 0; i < t_to.Items.Count; i++)
            {
                string mail;
                if (i < senderLst.Items.Count)
                {
                    mail = t_to.Items[i].ToString() + "," + senderLst.Items[i].ToString();
                   
                }
                else
                {
                    mail = t_to.Items[i].ToString() + "," + senderLst.Items[i % senderLst.Items.Count].ToString();
                }
                alist.Add(mail);

            }

            for (int j = 0; j < alist.Count; j++)
            {
                string senderStr = alist[j].ToString();
                string[] str = senderStr.Split(new char[] { ',', ',',',' });
                string stmpStr = str[1];
                string fromStr = str[2];
                string pwdStr = str[3];
                string toMail = str[0];
                mailunit mu = new mailunit(stmpStr, fromStr, pwdStr, toMail, t_subject.Text, t_body.Text, paths);
                Thread mythread = new Thread(new ThreadStart(mu.SendMail2));
                mythread.Start();
            }

            ////多線程群發
            //for (int i = 0; i < t_to.Items.Count; i++)
            //{
            //    for (int j = 0; j < senderLst.Items.Count; j++)
            //    {
            //        string senderStr = senderLst.Items[j].ToString();
            //        string[] str = senderStr.Split(new char[] { ',', ','});

            //        string stmpStr = str[1];
            //        string fromStr = str[2];
            //        string pwdStr = str[3];
            //        string toMail = str[0];
            //        mailunit mu = new mailunit(stmpStr, fromStr, pwdStr, t_to.Items[i].ToString(), t_subject.Text, t_body.Text, paths);
            //        Thread mythread = new Thread(new ThreadStart(mu.SendMail2));
            //        mythread.Start();
            //    }
            //}
            while (All.runing != 0)
            {
                toolStripProgressBar1.Value = t_to.Items.Count - All.runing;
                Application.DoEvents();
                toolStripStatusLabel3.Text = "發送成功：" + All.success.ToString() + "條  發送失敗：" + All.fail.ToString() + "條";
            }
            toolStripProgressBar1.Visible = false;
            toolStripStatusLabel3.Text = "【結果】發送成功："+All.success.ToString()+"條  發送失敗："+All.fail.ToString()+"條";
            All.success = 0;
            All.fail = 0;
            MessageBox.Show("【結果】發送成功：" + All.success.ToString() + "條  發送失敗：" + All.fail.ToString() + "條");
        }

        /*檢查輸入參數*/
        public bool check()
        {
            string err = "注意：\n\n";
            int errCount = 0;
            //if (t_stmp.Text.Trim().Length == 0)
            //{
            //    err += "Smtp服務器地址不能為空！\r\n";
            //    errCount++;
            //}
            //if (t_from.Text.Trim().Length == 0)
            //{
            //    err += "用戶名不能為空！\r\n";
            //    errCount++;
            //}
            //if (t_pwd.Text.Trim().Length == 0)
            //{
            //    err += "密碼不能為空！\r\n";
            //    errCount++;
            //}
            if (t_subject.Text.Trim().Length == 0)
            {
                err += "標題不能為空！\r\n";
                errCount++;
            }
            if (t_to.Items.Count == 0)
            {
                err += "收件人不能為空！\r\n";
                errCount++;
            }
            if (t_body.Text.Trim().Length == 0)
            {
                err += "正文不能為空！\r\n";
                errCount++;
            }
            Regex myreg = new Regex(@"^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$"); //email驗證
            //if (!myreg.IsMatch(t_from.Text))
            //{
            //    err += "用戶名格式不正確！\r\n";
            //    errCount++;
            //}
            //看還有沒有其他需要驗證的
            if (errCount == 0)
                return true;
            else
            {
                MessageBox.Show(err,"提示");
                return false;
            }
        }

        /*添加收件人*/
        private void button3_Click(object sender, EventArgs e)
        {
            add ad = new add();
            if (ad.ShowDialog() == DialogResult.OK&&!t_to.Items.Contains(ad.email))
                t_to.Items.Add(ad.email);
        }
        /*刪除收件人*/
        private void button4_Click(object sender, EventArgs e)
        {
            if (t_to.SelectedIndex != -1)
                t_to.Items.RemoveAt(t_to.SelectedIndex);
        }
        /*清空附件*/
        private void linkLabel2_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            t_files.Text = string.Empty;
            paths.Clear();
        }
        /*添加附件*/
        private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            openFileDialog1.Filter = "所有文件(*.*)|*.*";
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                string[] files = openFileDialog1.FileNames;
                foreach (string file in files)
                {
                    paths.Add(file);
                    t_files.Text += Path.GetFileName(file) + "  ";
                }
            }
        }
        /*從文件導入*/
        private void button5_Click(object sender, EventArgs e)
        {
            openFileDialog1.Filter = "文本文件(*.txt)|*.txt";
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                FileStream fs = new FileStream(openFileDialog1.FileName, FileMode.Open, FileAccess.Read);
                StreamReader sr = new StreamReader(fs);
                string oneEmail;
                Regex myreg = new Regex(@"^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$"); //email驗證           
                while (sr.Peek()!=-1)
                {
                    oneEmail=sr.ReadLine();
                    if (myreg.IsMatch(oneEmail))
                        t_to.Items.Add(oneEmail);
                }
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            toolStripProgressBar1.Visible = false;
        }
        /*幫助*/
        private void linkLabel3_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            help hel = new help();
            hel.Show();
        }
        //添加QQ郵箱功能
        private void button6_Click(object sender, EventArgs e)
        {
            QQ q = new QQ();
            if (q.ShowDialog() == DialogResult.OK && q.dic.Count != 0)
            {
                for (int i = 0; i < q.dic.Count ; i++)
                {
                   
                    string e_mail = q.dic[int.Parse(q.qq)+i];
                    if (!t_to.Items.Contains(e_mail))
                    {
                        t_to.Items.Add(e_mail);
                    }
                }
            }
        }

        private void button7_Click(object sender, EventArgs e)
        {
            AddSender addsender = new AddSender();
            if (addsender.ShowDialog() == DialogResult.OK && !senderLst.Items.Contains(addsender.senderstring))
            {
                senderLst.Items.Add(addsender.senderstring);
            }
            
        }

    }
}