using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using WordAnalyze;
using Logger = Log.Log;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        private WordAnalyze.Analyze Analyzer = null;
        public Form1()
        {
            InitializeComponent();

            Analyzer = new Analyze();
            Logger.Init("log.log");
            init_listView();
            init_textBox();

        }

        // 初始化显示的列表
        private void init_listView()
        {
            listView1.View = View.Details;
            Console.WriteLine(listView1.Columns.Count);
            
            // 第一列，文件名
            if (0 == listView1.Columns.Count)
            {
                listView1.Columns.Add("文件名");
                Console.WriteLine(listView1.Columns.Count);
            }
            Console.WriteLine(listView1.Columns.Count);
            listView1.Columns[0].Text = "文件名";
            listView1.Columns[0].Width = 200;
            listView1.Columns[0].TextAlign = HorizontalAlignment.Left;

            // 第二列，状态
            if (1 == listView1.Columns.Count)
            {
                listView1.Columns.Add("状态");
            }
            listView1.Columns[1].Text = "状态";
            listView1.Columns[1].Width = 50;
            listView1.Columns[1].TextAlign = HorizontalAlignment.Left;

            // 第三列，错误信息，成功则忽略
            if (2 == listView1.Columns.Count)
            {
                listView1.Columns.Add("信息");
            }
            listView1.Columns[2].Text = "信息";
            listView1.Columns[2].Width = 300;
            listView1.Columns[2].TextAlign = HorizontalAlignment.Left;
        }

        // 初始化存储文件夹的显示框
        private void init_textBox()
        {
            textBox1.Enabled = false;
        }

        // 开始处理word文档
        private void button1_Click(object sender, EventArgs e)
        {
            if (fileNames == null || fileNames.Length < 1)
            {
                Logger.D("event start, but no file to analyse");
                return;
            }

            var errString = Analyzer.Application();
            if(errString != "")
            {
                Logger.E("analyze new word analyze object error happened: {0}", errString);
                return;
            }
            button1.Enabled = false;
            listview_draw(fileNames);

            for (int i = 0; i < fileNames.Length; i ++)
            {               
                execStatus(i);
                Logger.D("startanalyze with filename({0})", fileNames[i]);
                if (listView1.Items.Count < i + 1)
                {
                    Logger.D("analyze with filename({0}) success but item with index({1}) is unexpected", fileNames[i], i);
                    continue;
                }
                if (listView1.Items[i].SubItems.Count != 3)
                {
                    Logger.D("analyze with filename({0}) success but item with index({1}) contain unexpected subitem length({2})", fileNames[i], i, listView1.Items[i].SubItems.Count);
                    continue;
                }
                var result = Analyzer.AnalyzeFile(fileNames[i]);

                string status = "成功";
                if (result != "")
                {
                    status = "失败";
                }

                listView1.Items[i].SubItems[1].Text = status;
                listView1.Items[i].SubItems[2].Text = result;
                Logger.D("analyze with filename({0}) success with result({1})", fileNames[i], result);
            }
            try
            {
                Analyzer.Close();
            }catch(System.Exception err)
            {
                Logger.E("analyze quit but error happened: {0}", err.Message.ToString());
            }
            button1.Enabled = true;
        }

        private void folderBrowserDialog1_HelpRequest(object sender, EventArgs e)
        {

        }

        private void openFileDialog1_FileOk(object sender, CancelEventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {
            // 选择文件
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Filter = "doc files (*.doc)|*.doc| docx files (*.docx)|*.docx";
            openFileDialog.Multiselect = true;
            openFileDialog.Title = "选择doc或者docx文件";
            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
                fileNames = openFileDialog.FileNames;
                // 先清空列表，再渲染列表
                listview_draw(fileNames);
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void listview_draw(string[] fileNames)
        {
            listView1.Items.Clear();
            for (int i = 0; i < fileNames.Length; i++)
            {
                ListViewItem item = new ListViewItem();
                item.Text = fileNames[i];
                item.SubItems.Add("等待中");
                item.SubItems.Add("");
                listView1.Items.Add(item);
            }
        }

        private void execStatus(int index)
        {
            var item = listView1.Items[index];
            item.SubItems[1].Text = "执行中";
        }


        private void listView1_SelectedIndexChanged(object sender, EventArgs e)
        {
            
        }

        private void button3_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog folderBrowserDialog = new FolderBrowserDialog();
            if(folderBrowserDialog.ShowDialog() == DialogResult.OK)
            {
                AimFolder = folderBrowserDialog.SelectedPath;
                textBox1.Text = AimFolder;
                Analyzer.SetPath(AimFolder);
            }
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }
    }
}