XdCxRhDW/XdCxRhDW.App/UserControl/CtrlXl.cs

using DevExpress.XtraEditors;
using XdCxRhDW.App.EFContext;
using XdCxRhDW.App.Model;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.Entity;
using System.Data.Entity.Migrations;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Net.Http;

namespace XdCxRhDW.App.UserControl
{
    public partial class CtrlXl : DevExpress.XtraEditors.XtraUserControl
    {
        List<XlInfo> list = new List<XlInfo>();
        public CtrlXl()
        {
            InitializeComponent();
        }
        private async void CtrlXl_Load(object sender, EventArgs e)
        {
            gridXl.Init().UseSort().UseFilter().UseMultiSelect().UseRowNumber();
            gridXl.DataSource = list;
            await LoadData();
        }
        private void btnOpen_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
        {
            if (xtraOpenFileDialog1.ShowDialog() == DialogResult.OK)
            {
                btnOpen.Text = xtraOpenFileDialog1.FileName;
            }
        }
        public async Task LoadData()
        {
            try
            {
                list.Clear();
                using (RHDWContext db = new RHDWContext())
                {
                    var res = db.XlInfos.OrderBy(p => p.SatName).OrderByDescending(p => p.TimeBJ);
                    list.AddRange(await res.ToListAsync());
                }
                gridView1.RefreshData();
            }
            catch (Exception ex)
            {
                Serilog.Log.Error(ex,"加载星历信息异常");
                DxHelper.MsgBoxHelper.ShowError("加载星历信息异常");
            }
        }

        private async void btnImp_Click(object sender, EventArgs e)
        {
            //https://www.space-track.org/documentation#tle网站上有星历文件格式说明
            string line = null;
            try
            {
                this.Enabled = false;
                await Task.Run(async () =>
                {
                    var lines = File.ReadAllLines(btnOpen.Text).ToList();
                    lines.RemoveAll(p => string.IsNullOrWhiteSpace(p));
                    List<XlInfo> tmp = new List<XlInfo>();
                    for (int i = 0; i < lines.Count; i += 3)
                    {
                        line = lines[i];
                        var satName = lines[i].Trim();
                        if (satName.StartsWith("0 "))
                            satName = satName.Substring(2).Trim();
                        if (satName.StartsWith("TBA"))//待发布的卫星
                            continue;
                        XlInfo xl = new XlInfo()
                        {
                            SatName = satName,
                            Line1 = lines[i + 1],
                            Line2 = lines[i + 2],
                            SatCode = Convert.ToInt32(lines[i + 1].Substring(2, 5))
                        };
                        var timeStr = lines[i + 1].Substring(18, 14).Replace(" ","");//https://www.space-track.org/documentation#tle星历接口中说这里面可以接受空格
                        var yearStr = timeStr.Substring(0, 2);
                        var dayStr = timeStr.Substring(2, timeStr.Length - 2);
                        var day = Convert.ToDouble(dayStr);
                        var year = 2000 + Convert.ToInt32(yearStr);
                        DateTime dt = new DateTime(year, 1, 1, 0, 0, 0);
                        dt = dt.AddDays(day);
                        xl.TimeBJ = dt.AddHours(8);
                        tmp.Add(xl);
                    }
                    using (RHDWContext db = new RHDWContext())
                    {
                        foreach (var item in db.XlInfos)
                        {
                            var findItem = tmp.Find(p => p.SatCode == item.SatCode && p.TimeBJ == item.TimeBJ);
                            if (findItem != null)
                            {
                                item.Line1 = findItem.Line1;
                                item.Line2 = findItem.Line2;
                                item.UpdateTime = DateTime.Now;
                            }
                            tmp.Remove(findItem);
                        }
                        db.XlInfos.AddRange(tmp);
                        await db.SaveChangesAsync();
                    }
                    await LoadData();
                   
                });
                Serilog.Log.Information("星历导入成功");
                DxHelper.MsgBoxHelper.ShowInfo("星历导入成功");
            }
            catch (Exception ex)
            {
                Serilog.Log.Error(ex, $"{line}星历导入异常");
                DxHelper.MsgBoxHelper.ShowError("星历导入异常");
            }
            finally
            {
                this.Enabled = true;
            }

        }

        private async void btnDel_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            try
            {
                this.Enabled = false;
                await Task.Run(async () =>
                {
                    var ids = gridView1.GetSelectedRows();
                    List<int> listID = new List<int>();
                    foreach (var idx in ids)
                    {
                        var id = (gridView1.GetRow(idx) as XlInfo).ID;
                        listID.Add(id);
                    }
                    using (RHDWContext db = new RHDWContext())
                    {
                        var delItems = await db.XlInfos.Where(p => listID.Contains(p.ID)).ToListAsync();
                        db.XlInfos.RemoveRange(delItems);
                        await db.SaveChangesAsync();
                    }
                });
                gridView1.DeleteSelectedRows();

            }
            catch (Exception ex)
            {
                Serilog.Log.Error(ex, "删除选中的星历时异常");
                DxHelper.MsgBoxHelper.ShowError("删除选中的星历时异常");
            }
            finally
            {
                this.Enabled = true;
            }
        }

        private void gridView1_PopupMenuShowing(object sender, DevExpress.XtraGrid.Views.Grid.PopupMenuShowingEventArgs e)
        {
            if (gridView1.FocusedRowObject != null)
                popupMenu1.ShowPopup(MousePosition);
        }
    }
}