using HMI.Core.Api;
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using HMI.Core.Util;
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using log4net;
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using System;
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using System.IO;
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namespace WPFProject.Utils
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{
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class CommonLogger : ILogWriter
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{
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private static ILog log = LogManager.GetLogger("CommonLogger");
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private SqliteHelper sqliteHelper;
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private DateTime currentDate;
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public CommonLogger()
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{
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RefreshConnection();
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}
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private SqliteHelper InitHelper(DateTime date)
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{
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string file = Path.Combine(PathHelper.LogViewerDir, $"log_{date.ToString("yyyy-MM-dd")}.db");
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if (!File.Exists(file))
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{
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SqliteHelper.CreateDatabase(file);
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}
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var sqliteHelper = new SqliteHelper(file);
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sqliteHelper.ExecuteSql(@"CREATE TABLE IF NOT EXISTS log (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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level TEXT NOT NULL,
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text TEXT NOT NULL,
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source TEXT,
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time TIME
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);");
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return sqliteHelper;
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}
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private void RefreshConnection()
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{
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if (sqliteHelper == null)
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{
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currentDate = DateTime.Today;
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sqliteHelper = InitHelper(currentDate);
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return;
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}
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else
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{
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lock (this)
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{
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try
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{
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var current = DateTime.Today;
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if (current == currentDate) return;
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sqliteHelper?.Close();
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sqliteHelper = null;
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currentDate = current;
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sqliteHelper = InitHelper(currentDate);
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}
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catch (Exception ex)
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{
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log.Error("RefreshConnection Failed.", ex);
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sqliteHelper = null;
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}
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}
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}
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}
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public void Debug(string source, string content)
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{
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DoLog("Debug", source, content);
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}
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public void Info(string source, string content)
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{
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DoLog("Info", source, content);
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}
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public void Warn(string source, string content)
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{
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DoLog("Warn", source, content);
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}
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public void Error(string source, string content)
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{
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DoLog("Error", source, content);
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}
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private void DoLog(string level, string source, string content)
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{
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if (currentDate != DateTime.Today || sqliteHelper == null)
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{
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RefreshConnection();
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}
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if (sqliteHelper == null)
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{
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log.Warn($"Level:{level} Source:{source} {content}");
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}
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else
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{
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sqliteHelper.ExecuteSql($"INSERT INTO log (level, text, source, time) VALUES ('{level}', '{content}', '{source}', '{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}');");
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}
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}
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}
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}
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