using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using HZY.Framework.DependencyInjection;
using Masuit.Tools.Reflection;
using MiniExcelLibs;
using Sunny.UI;
using Sunny.UI.Win32;

namespace Scada.Page
{
    public partial class PageLogManage : UIPage, ISingletonSelfDependency
    {
        public PageLogManage()
        {
            InitializeComponent();
            InitCbData();
        }

        private void InitCbData()
        {
            string logpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Logs");
            if (!Directory.Exists(logpath))
            {
                Directory.CreateDirectory(logpath);
            }

            string[] dirNames = Directory.GetDirectories(logpath);
            dirNames.ForEach(dir =>
            {
                this.cb_Date.Items.Add(Path.GetFileName(dir));
            });
        }



        private void PageLogManage_Load(object sender, EventArgs e)
        {

        }

        private void PageLogManage_Initialize(object sender, EventArgs e)
        {

        }

        private void cb_Date_SelectedIndexChanged(object sender, EventArgs e)
        {
            string logPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Logs", this.cb_Date.SelectedItem.ToString());
            string[] dirNames = Directory.GetDirectories(logPath);
            this.cb_LogLev.Items.Clear();
            dirNames.ForEach(x =>
            {
                this.cb_LogLev.Items.Add(Path.GetFileName(x));
            });
        }

        private void cb_LogLev_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (this.cb_Date.SelectedItem == null)
            {
                UIMessageTip.ShowError("请先选择日期");
                return;
            }
            if (this.cb_LogLev.SelectedItem == null)
            {
                UIMessageTip.ShowError("请先选择日志级别");
                return;
            }

            string logPath = Path.Combine(Application.StartupPath, "Logs", cb_Date.SelectedItem.ToString(), cb_LogLev.SelectedItem.ToString());
            this.lb_Files.Items.Clear();

            string[] fileNames = Directory.GetFiles(logPath, "*.log");

            fileNames.OrderBy(x => x).ToList().ForEach(x =>
            {
                this.lb_Files.Items.Add(Path.GetFileName(x));
            });
        }

        private async void lb_Files_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (this.cb_Date.SelectedItem == null)
            {
                UIMessageTip.ShowError("请先选择日期");
                return;
            }
            if (this.cb_LogLev.SelectedItem == null)
            {
                UIMessageTip.ShowError("请先选择日志级别");
                return;
            }
            if (this.lb_Files.SelectedItem == null)
            {
                UIMessageTip.ShowError("请先选择日志文件");
                return;
            }

            try
            {
                string logPath = Path.Combine(Application.StartupPath, "Logs", cb_Date.SelectedItem.ToString()
                    , cb_LogLev.SelectedItem.ToString(), lb_Files.SelectedItem.ToString());
                string content = string.Empty;

                this.txt_ShowLog.Text = "";

                using (StreamReader sr = new StreamReader(logPath, Encoding.UTF8))
                {
                    content = await sr.ReadToEndAsync();
                }
                this.txt_ShowLog.Text = content;
            }
            catch (Exception ex)
            {
                LogExtension.ShowMessage(ex.Message, Microsoft.Extensions.Logging.LogLevel.Error);
            }
        }

        private void btn_OpenDire_Click(object sender, EventArgs e)
        {
            string logPath = Path.Combine(Application.StartupPath, "Logs");

            ProcessStartInfo startInfo = new ProcessStartInfo()
            {
                FileName = logPath,
                UseShellExecute = true,
            };

            Process process = new Process
            {
                StartInfo = startInfo
            };
            process.Start();
        }

        private void btn_ShowToDgv_Click(object sender, EventArgs e)
        {
            if (this.txt_ShowLog.Text.Length == 0)
            {
                UIMessageTip.ShowError("请先选择日志文件");
                return;
            }

            string[] lines = this.txt_ShowLog.Text.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
            DataTable dt = new DataTable();
            dt.Columns.Add("时间");
            dt.Columns.Add("日志等级");
            dt.Columns.Add("日志来源");
            dt.Columns.Add("日志内容");

            lines.ToArray().ForEach(line =>
            {
                string[] parts = line.Split(new string[] { "|" }, StringSplitOptions.None);
                if (parts.Length == 4)
                {
                    DataRow row = dt.NewRow();
                    row["时间"] = parts[0];
                    row["日志等级"] = parts[1];
                    row["日志来源"] = parts[2];
                    row["日志内容"] = parts[3];
                    
                    dt.Rows.Add(row);
                }
            });

            this.dgv_ShowLog.DataSource = dt;
            this.dgv_ShowLog.Columns["日志内容"].Width = 500; // 设置日志内容列的宽度
        }

        private void btn_ShowToTXT_Click(object sender, EventArgs e)
        {
            if (this.txt_ShowLog.Text.Length == 0)
            {
                UIMessageTip.ShowError("请先选择日志文件");
                return;
            }

            SaveFileDialog saveFileDialog = new SaveFileDialog();
            saveFileDialog.Filter = "文本文件 |*.txt";
            saveFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);

            if (saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    using (StreamWriter sw = new StreamWriter(saveFileDialog.FileName, false, Encoding.UTF8))
                    {
                        sw.Write(this.txt_ShowLog.Text);
                    }
                    UIMessageTip.ShowOk("日志已保存到 " + saveFileDialog.FileName);
                    LogExtension.ShowMessage("日志导出成功", Microsoft.Extensions.Logging.LogLevel.Information);

                    ProcessStartInfo startInfo = new ProcessStartInfo
                    {
                        FileName = saveFileDialog.FileName,
                        UseShellExecute = true
                    };

                    Process process = new Process
                    {
                        StartInfo = startInfo
                    };

                    process.Start();
                }
                catch (Exception ex)
                {
                    UIMessageTip.ShowError("日志导出失败: " + ex.Message);
                    LogExtension.ShowMessage(ex.Message, Microsoft.Extensions.Logging.LogLevel.Error);
                }
            }
        }

        private async void btn_ExportExcel_Click(object sender, EventArgs e)
        {
            if(this.txt_ShowLog.Text.Length==0)
            {
                UIMessageTip.ShowError("请先选择日志文件");
                return;
            }

            SaveFileDialog saveFileDialog = new SaveFileDialog();
            saveFileDialog.Filter = "Excel文件|*.xlsx";
            saveFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);

            if(saveFileDialog.ShowDialog()==DialogResult.OK)
            {
                try
                {
                    if(this.dgv_ShowLog.DataSource==null)
                    {
                        UIMessageTip.ShowError("请先将日志显示到表格中");
                        return;
                    }else
                    {
                        DataTable dt = this.dgv_ShowLog.DataSource as DataTable;
                        await MiniExcel.SaveAsAsync(saveFileDialog.FileName,dt);
                    }
                    UIMessageTip.ShowOk("日志已保存到 " + saveFileDialog.FileName);
                    LogExtension.ShowMessage("日志导出成功", Microsoft.Extensions.Logging.LogLevel.Information);

                    ProcessStartInfo startInfo = new ProcessStartInfo
                    {
                        FileName = saveFileDialog.FileName,
                        UseShellExecute = true
                    };

                    Process process = new Process
                    {
                        StartInfo = startInfo
                    };
                    process.Start();
                }
                catch (Exception ex)
                {
                    UIMessageTip.ShowError("日志导出失败: " + ex.Message);
                    LogExtension.ShowMessage(ex.Message, Microsoft.Extensions.Logging.LogLevel.Error);
                }
            }
        }


    }
}