using log4net;
using System.Windows;
using System.Windows.Controls;
using Agent.Models;
using Agent.Services;
using WinForms = System.Windows.Forms;
using System;
using System.Collections.Generic;
using System.Windows.Data;
using System.Linq;

namespace Agent.Views
{
    /// <summary>
    /// Interaction logic for ReportPage.xaml
    /// </summary>
    public partial class ReportPage : Page
    {
        private static readonly ILog log = LogManager.GetLogger(typeof(ReportPage));

        private readonly ReportService _reportService = new ReportService();

        private readonly CsvService _csvService = new CsvService();        

        private readonly CollectionViewSource _searchViewSource = new CollectionViewSource();

        public ReportPage()
        {
            InitializeComponent();

            ReportList.ItemsSource = _searchViewSource.View;

            DatePicker.CustomFormat = "yyyy-MM-dd";
            DatePicker.Format = WinForms.DateTimePickerFormat.Custom;
            DatePicker.TextChanged += DatePicker_TextChanged;

            DatePicker2.CustomFormat = "yyyy-MM-dd";
            DatePicker2.Format = WinForms.DateTimePickerFormat.Custom;
            DatePicker2.TextChanged += DatePicker_TextChanged;

            FetchList();
        }

        private void DatePicker_TextChanged(object sender, EventArgs e)
        {
            FetchList();
        }

        public void FetchList()
        {
            RP_serarch_cb.SelectedIndex = 0;
            RP_search_tb.Text = "";
            _searchViewSource.Source = _reportService.GetDailyReports(DatePicker.Value.ToString("yyyy-MM-dd"), DatePicker2.Value.ToString("yyyy-MM-dd"));
            ReportList.ItemsSource = _searchViewSource.View;
            RP_title_tb.Text = $"{_searchViewSource.View.Cast<object>().Count()} 개의 레포트가 있습니다.";
        }

        private void RP_ex_btn_Click(object sender, RoutedEventArgs e)
        {
            var dialog = new WinForms.SaveFileDialog
            {
                FileName = DateTime.Now.ToString("yyyy-MM-dd") + "_레포트",
                DefaultExt = ".csv",
                Filter = "csv files|*.csv"
            };

            if (dialog.ShowDialog() == WinForms.DialogResult.Cancel)
            {
                return;
            }

            _csvService.SetHeader(new List<string>{
                "번호",
                "감시대상",
                "감시경로",
                "작업종류",
                "성공여부",
                "작업일자"
            });
            var report = ReportList.Items;
            for (int i = 0; i < report.Count; i++)
            {
                var item = report[i] as Report;
                _csvService.SetColumn(new List<object> {
                    i + 1,
                    item.Name,
                    item.Path,
                    item.Work_Type,
                    (item.Is_Fail ? "성공" : "실패"),
                    item.Create_Date
                });
            }
            _csvService.CreateCsv(dialog.FileName);

            MessageBox.Show("저장되었습니다.", "확인", MessageBoxButton.OK, MessageBoxImage.Information);
        }

        private void TextBox_TextChanged(object sender, TextChangedEventArgs e)
        {
            var idx = RP_serarch_cb.SelectedIndex;
            var view = CollectionViewSource.GetDefaultView(_searchViewSource.View);
            if (0 == idx)
            {
                view.Filter = _NameFiltered;
            }

            if (1 == idx)
            {
                view.Filter = _WorkTypeFiltered;
            }

            if (2 == idx)
            {
                view.Filter = _IsFalidFiltered;                
            }

            RP_title_tb.Text = $"{ReportList.Items.Count} 개의 레포트가 있습니다.";
            return;
        }

        private bool _NameFiltered(object item)
        {
            return (item as Report).Name.Contains(RP_search_tb.Text.Trim());
        }

        private bool _WorkTypeFiltered(object item)
        {
            return (item as Report).Work_Type.Contains(RP_search_tb.Text.Trim());
        }

        private bool _IsFalidFiltered(object item)
        {
            var failString = (item as Report).Is_Fail ? "성공" : "실패";
            return failString.Contains(RP_search_tb.Text.Trim());
        }

        private void RP_serarch_cb_DropDownClosed(object sender, EventArgs e)
        {
            RP_search_tb.Text = "";
        }
    }
}