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 Sunny.UI;

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)
        {

        }
    }
}