381 lines
12 KiB
C#
381 lines
12 KiB
C#
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using GalaSoft.MvvmLight;
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using GalaSoft.MvvmLight.Command;
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using HandyControl.Data;
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using JiangsuEarthquake.Common;
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using JiangsuEarthquake.DataAccess;
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using JiangsuEarthquake.Models;
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using JiangsuEarthquake.Views;
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using JiangsuEarthquake.Views.UserControls;
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using LiveCharts.Defaults;
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using LiveCharts.Wpf;
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using LiveCharts;
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using MySql.Data.MySqlClient;
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using Org.BouncyCastle.Utilities;
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.ComponentModel;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Media;
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using System.Windows.Threading;
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namespace JiangsuEarthquake.ViewModels
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{
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public class LogRecordViewModel : NotifyBase
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{
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#region Search Data
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private DateTime _startDateTime;
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public DateTime StartDateTime
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{
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get { return _startDateTime; }
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set { Set(ref _startDateTime, value); }
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}
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private DateTime _endDateTime;
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public DateTime EndDateTime
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{
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get { return _endDateTime; }
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set { Set(ref _endDateTime, value); }
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}
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int PageIndex = 0;
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private int recordCount;
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public int RecordCount
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{
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get { return recordCount; }
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set { recordCount = value; this.DoNotify(); }
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}
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private int totalPage;
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public int TotalPage
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{
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get { return totalPage; }
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set { totalPage = value; this.DoNotify(); }
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}
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private string logMsg;
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public string LogMsg
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{
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get { return logMsg; }
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set { logMsg = value; this.DoNotify(); }
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}
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#endregion
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private ObservableCollection<LogRecordModel> logRecordList = new ObservableCollection<LogRecordModel>();
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public ObservableCollection<LogRecordModel> LogRecordList
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{
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get { return logRecordList; }
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set { logRecordList = value; this.DoNotify(); }
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}
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private ObservableCollection<LogRecordModel> totalLogRecordList = new ObservableCollection<LogRecordModel>();
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public ObservableCollection<LogRecordModel> TotalLogRecordList
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{
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get { return totalLogRecordList; }
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set { totalLogRecordList = value; this.DoNotify(); }
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}
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#region Data Filtering
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public static DialogViewModel vm;
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private bool _isChecked;
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public bool IsChecked
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{
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get { return _isChecked; }
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set
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{
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_isChecked = value;
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this.DoNotify();
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if (IsChecked)
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{
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if (string.IsNullOrEmpty(EndDateTime.ToString()) || string.IsNullOrEmpty(StartDateTime.ToString()))
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{
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IsChecked = false;
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return;
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}
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if (EndDateTime < StartDateTime)
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{
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HandyControl.Controls.Dialog.Show(new TextDialog("起始时间大于结束时间，\n请重新输入！"));
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IsChecked = false;
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//this.EndDateTime = DateTime.Now;
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//this.StartDateTime = DateTime.Now.AddDays(-1);
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return;
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}
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timeSearch = " and DataTime BETWEEN '" + StartDateTime + "' and '" + EndDateTime + "' ";
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}
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else
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{
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timeSearch = "";
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}
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//设置当前页为1
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PageIndex = 1;
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TotalLogRecordList.Clear();
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LogRecordList.Clear();
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string sql = String.Format("select * from logrecordhis where StationID = {0} {1} ORDER by id desc limit 100", station_id, timeSearch);
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MySqlDataReader dataReader = DBHelper.ExecuteReader(sql, 1);
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int index = 1;
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while (dataReader.Read())
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{
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LogRecordModel logRecord = new LogRecordModel();
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logRecord.Index = index++;
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logRecord.DataTime = Convert.ToDateTime(dataReader["DataTime"]);
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logRecord.Remark = dataReader["Record"].ToString();
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TotalLogRecordList.Add(logRecord);
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}
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dataReader.Dispose();
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RecordCount = index - 1;
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if (RecordCount <= 10)
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{
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TotalPage = 1;
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LogRecordList = TotalLogRecordList;
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}
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else
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{
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TotalPage = (int)Math.Ceiling((double)RecordCount / 10);
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for (int i = 0; i < 10; i++)
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{
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LogRecordList.Add(TotalLogRecordList[i]);
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}
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}
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LogMsg = string.Format("共计{0}页，当前第{1}页", TotalPage, PageIndex);
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}
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}
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#endregion
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#region CommandBase Define
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public CommandBase ForwordLogCommand { get; set; } //读取日志信息
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public CommandBase NextLogCommand { get; set; } //读取日志信息
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public CommandBase RefreshDataCommand { get; set; }
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public CommandBase DownloadDataCommand { get; set; }
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#endregion
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int station_id = 1;
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string timeSearch = "";
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public DispatcherTimer timerDownloadDataMsgHidden = new DispatcherTimer();
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public LogRecordViewModel(int id)
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{
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// 默认查询1天内的日志
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this.EndDateTime = DateTime.Now;
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this.StartDateTime = DateTime.Now.AddDays(-1);
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PageIndex = 1;
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station_id = id;
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vm = new DialogViewModel
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{
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Content = ""
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};
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#region Command Set
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this.ForwordLogCommand = new CommandBase();
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this.ForwordLogCommand.DoExcute = new Action<object>(ForwordLog);
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this.ForwordLogCommand.DoCanExcute = new Func<object, bool>((o) => true);
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this.NextLogCommand = new CommandBase();
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this.NextLogCommand.DoExcute = new Action<object>(NextLog);
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this.NextLogCommand.DoCanExcute = new Func<object, bool>((o) => true);
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this.RefreshDataCommand = new CommandBase();
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this.RefreshDataCommand.DoExcute = new Action<object>(RefreshData);
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this.RefreshDataCommand.DoCanExcute = new Func<object, bool>((o) => true);
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this.DownloadDataCommand = new CommandBase();
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this.DownloadDataCommand.DoExcute = new Action<object>(DownloadData);
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this.DownloadDataCommand.DoCanExcute = new Func<object, bool>((o) => true);
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#endregion
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timerDownloadDataMsgHidden.Interval = TimeSpan.FromSeconds(2);
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timerDownloadDataMsgHidden.Tick += TimerDownloadDataMsgHidden_Tick;
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}
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#region RefreshData
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public void RefreshData(object o)
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{
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if (IsChecked)
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{
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timeSearch = " and DataTime BETWEEN '" + StartDateTime + "' and '" + EndDateTime + "' ";
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}
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else
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{
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timeSearch = "";
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}
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//设置当前页为1
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PageIndex = 1;
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TotalLogRecordList.Clear();
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LogRecordList.Clear();
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string sql = String.Format("select * from logrecordhis where StationID = {0} {1} ORDER by id desc limit 100", station_id, timeSearch);
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MySqlDataReader dataReader = DBHelper.ExecuteReader(sql, 1);
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int index = 1;
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while (dataReader.Read())
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{
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LogRecordModel logRecord = new LogRecordModel();
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logRecord.Index = index++;
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logRecord.DataTime = Convert.ToDateTime(dataReader["DataTime"]);
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logRecord.Remark = dataReader["Record"].ToString();
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TotalLogRecordList.Add(logRecord);
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}
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dataReader.Dispose();
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RecordCount = index - 1;
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if (RecordCount <= 10)
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{
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TotalPage = 1;
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LogRecordList = TotalLogRecordList;
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}
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else
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{
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TotalPage = (int)Math.Ceiling((double)RecordCount / 10);
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for (int i = 0; i < 10; i++)
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{
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LogRecordList.Add(TotalLogRecordList[i]);
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}
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}
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LogMsg = string.Format("共计{0}页，当前第{1}页", TotalPage, PageIndex);
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}
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#endregion
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#region DownloadData
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private void TimerDownloadDataMsgHidden_Tick(object sender, EventArgs e)
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{
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DownloadDataMsgVisibility = Visibility.Hidden;
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// 停止定时器
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(sender as DispatcherTimer).Stop();
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}
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private string downloadDataMsg;
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public string DownloadDataMsg
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{
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get { return downloadDataMsg; }
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set { downloadDataMsg = value; this.DoNotify(); }
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}
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private Brush downloadDataMsgForeground;
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public Brush DownloadDataMsgForeground
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{
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get { return downloadDataMsgForeground; }
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set { downloadDataMsgForeground = value; this.DoNotify(); }
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}
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private bool downloadDataBtnIsEnabled = true;
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public bool DownloadDataBtnIsEnabled
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{
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get { return downloadDataBtnIsEnabled; }
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set { downloadDataBtnIsEnabled = value; this.DoNotify(); }
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}
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private Visibility downloadDataMsgVisibility = Visibility.Visible;
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public Visibility DownloadDataMsgVisibility
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{
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get { return downloadDataMsgVisibility; }
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set { downloadDataMsgVisibility = value; this.DoNotify(); }
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}
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public void DownloadData(object o)
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{
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DownloadDataBtnIsEnabled = false;
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DownloadDataMsgVisibility = Visibility.Visible;
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string baseStationFolder = Tools.GetAppSetting("LogRecordFolder");
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string savePath = CSVDownload.CreateFile(baseStationFolder, "LogRecord_" + DateTime.Now.ToString("yyyyMMddhhMMss"), "csv");
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bool result = CSVDownload.SaveLogRecordDataToCSVFile(TotalLogRecordList, savePath);
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if (result)
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{
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DownloadDataMsg = "下载数据成功！";
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DownloadDataMsgForeground = new SolidColorBrush(Colors.Green);
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}
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else
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{
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DownloadDataMsg = "下载数据失败！";
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DownloadDataMsgForeground = new SolidColorBrush(Colors.Red);
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}
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timerDownloadDataMsgHidden.Start();
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DownloadDataBtnIsEnabled = true;
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}
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#endregion
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#region Page Switching
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public void ForwordLog(object o)
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{
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if (PageIndex == 1)
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return;
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PageIndex -= 1;
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LogRecordList.Clear();
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for (int i = 0; i < 10; i++)
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{
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LogRecordList.Add(TotalLogRecordList[i + (PageIndex - 1) * 10]);
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}
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LogMsg = string.Format("共计{0}页，当前第{1}页", TotalPage, PageIndex);
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}
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public void NextLog(object o)
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{
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if (PageIndex == TotalPage)
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return;
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PageIndex += 1;
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LogRecordList.Clear();
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for (int i = 0; i < (PageIndex == TotalPage ? (RecordCount - (PageIndex - 1) * 10) : 10); i++)
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{
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LogRecordList.Add(TotalLogRecordList[i + (PageIndex - 1) * 10]);
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}
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LogMsg = string.Format("共计{0}页，当前第{1}页", TotalPage, PageIndex);
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}
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#endregion
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}
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}
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