add Statistics(netspeed, traffic data amount)

v2rayN/v2rayN/Forms/MainForm.Designer.cs

@@ -31,7 +31,7 @@
             this.components = new System.ComponentModel.Container();
             System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(MainForm));
             this.splitContainer1 = new System.Windows.Forms.SplitContainer();
-            this.lvServers = new System.Windows.Forms.ListView();
+            this.lvServers = new v2rayN.Forms.MainForm.ListViewFlickerFree();
             this.cmsLv = new System.Windows.Forms.ContextMenuStrip(this.components);
             this.menuAddVmessServer = new System.Windows.Forms.ToolStripMenuItem();
             this.menuAddShadowsocksServer = new System.Windows.Forms.ToolStripMenuItem();
@@ -766,7 +766,7 @@
         private System.Windows.Forms.GroupBox groupBox1;
         private System.Windows.Forms.GroupBox groupBox2;
         private System.Windows.Forms.TextBox txtMsgBox;
-        private System.Windows.Forms.ListView lvServers;
+        private v2rayN.Forms.MainForm.ListViewFlickerFree lvServers;
         private System.Windows.Forms.NotifyIcon notifyMain;
         private System.Windows.Forms.ContextMenuStrip cmsMain;
         private System.Windows.Forms.ToolStripMenuItem menuExit;

v2rayN/v2rayN/Forms/MainForm.cs

@@ -20,6 +20,17 @@ namespace v2rayN.Forms
 
         private StatisticsHandler statistics;
 
+        class ListViewFlickerFree: ListView
+        {
+            public ListViewFlickerFree()
+            { 
+                SetStyle(ControlStyles.OptimizedDoubleBuffer
+                        | ControlStyles.AllPaintingInWmPaint
+                        , true);
+                UpdateStyles();
+            }
+        }
+
         #region Window 事件
 
         public MainForm()
@@ -42,15 +53,73 @@ namespace v2rayN.Forms
             v2rayHandler = new V2rayHandler();
             v2rayHandler.ProcessEvent += v2rayHandler_ProcessEvent;
             statistics = new StatisticsHandler(config, 
-                (ulong totalUp, ulong totalDown, ulong up, ulong down) => 
+                (ulong totalUp, ulong totalDown, ulong up, ulong down, List<Mode.ServerStatistics> statistics) => 
                 {
-                    toolSslBlank4.Text = down.ToString();
+                    double up_amount = 0.0, down_amount;
+                    string up_unit = "", down_unit;
+                    Utils.ToHumanReadable(up, out up_amount, out up_unit);
+                    Utils.ToHumanReadable(down, out down_amount, out down_unit);
+                    up_unit += "/s";
+                    down_unit += "/s";
+
+                    up_amount /= config.statisticsFreshRate / 1000f;
+                    down_amount /= config.statisticsFreshRate / 1000f;
+
+                    toolSslBlank4.Text = string.Format(
+                        "{4}: {0:f2} {1} | {5}: {2:f2} {3}", 
+                        up_amount, 
+                        up_unit, 
+                        down_amount, 
+                        down_unit, 
+                        UIRes.I18N("uploadSpeed"), 
+                        UIRes.I18N("downloadSpeed")
+                    );
+
+
+                    List<string[]> datas = new List<string[]>();
+                    for (int i= 0; i < config.vmess.Count; i++)
+                    {
+                        string totalUp_ = string.Empty,
+                                totalDown_ = string.Empty,
+                                todayUp_ = string.Empty,
+                                todayDown_ = string.Empty;
+                        var index = statistics.FindIndex(item_ => (config.vmess[i].address == item_.address && config.vmess[i].port == item_.port));
+                        if (index != -1)
+                        {
+                            Func<ulong, string> human_fy = (amount) =>
+                            {
+                                double result;
+                                string unit;
+                                Utils.ToHumanReadable(amount, out result, out unit);
+                                return $"{string.Format("{0:f2}", result)}{unit}";
+                            };
+                            totalUp_ = human_fy(statistics[index].totalUp);
+                            totalDown_ = human_fy(statistics[index].totalDown);
+                            todayUp_ = human_fy(statistics[index].todayUp);
+                            todayDown_ = human_fy(statistics[index].todayDown);
+                        }
+
+                        datas.Add(new string[] { totalUp_, totalDown_, todayUp_, todayDown_ });
+                    }
+
+                    lvServers.Invoke((MethodInvoker)delegate
+                    {
+                        lvServers.SuspendLayout();
+                        for (int i =0; i< datas.Count; i++)
+                        {
+                            lvServers.Items[i].SubItems[7].Text = datas[i][0];
+                            lvServers.Items[i].SubItems[8].Text = datas[i][1];
+                            lvServers.Items[i].SubItems[9].Text = datas[i][2];
+                            lvServers.Items[i].SubItems[10].Text = datas[i][3];
+                        }
+                        lvServers.ResumeLayout();
+                    });
                 });
         }
 
         private void MainForm_VisibleChanged(object sender, EventArgs e)
         {
-            if (statistics == null) return;
+            if (statistics == null || !statistics.Enable) return;
             if((sender as Form).Visible)
             {
                 statistics.UpdateUI = true;
@@ -78,9 +147,15 @@ namespace v2rayN.Forms
             {
                 e.Cancel = true;
 
+                statistics.saveToFile();
+
                 HideForm();
                 return;
             }
+            if(e.CloseReason == CloseReason.ApplicationExitCall)
+            {
+                statistics.saveToFile();
+            }
         }
 
         private void MainForm_Resize(object sender, EventArgs e)
@@ -109,7 +184,8 @@ namespace v2rayN.Forms
                     Utils.SaveLog("Windows shutdown UnsetProxy");
                     //CloseV2ray();
                     ConfigHandler.ToJsonFile(config);
-                    statistics.saveToFile();
+                    if(statistics!=null && statistics.Enable)
+                        statistics.saveToFile();
                     ProxySetting.UnsetProxy();
                     m.Result = (IntPtr)1;
                     break;
@@ -152,6 +228,16 @@ namespace v2rayN.Forms
             lvServers.Columns.Add(UIRes.I18N("LvPort"), 50, HorizontalAlignment.Left);
             lvServers.Columns.Add(UIRes.I18N("LvEncryptionMethod"), 90, HorizontalAlignment.Left);
             lvServers.Columns.Add(UIRes.I18N("LvTransportProtocol"), 70, HorizontalAlignment.Left);
+
+            if(statistics != null && statistics.Enable)
+            {
+                lvServers.Columns.Add(UIRes.I18N("LvTotalUploadDataAmount"), 70, HorizontalAlignment.Left);
+                lvServers.Columns.Add(UIRes.I18N("LvTotalDownloadDataAmount"), 70, HorizontalAlignment.Left);
+                lvServers.Columns.Add(UIRes.I18N("LvTodayUploadDataAmount"), 70, HorizontalAlignment.Left);
+                lvServers.Columns.Add(UIRes.I18N("LvTodayDownloadDataAmount"), 70, HorizontalAlignment.Left);
+                this.Width = 1250;
+            }
+
             lvServers.Columns.Add(UIRes.I18N("LvSubscription"), 50, HorizontalAlignment.Left);
             lvServers.Columns.Add(UIRes.I18N("LvTestResults"), 100, HorizontalAlignment.Left);
 
@@ -167,14 +253,38 @@ namespace v2rayN.Forms
             for (int k = 0; k < config.vmess.Count; k++)
             {
                 string def = string.Empty;
+                string totalUp = string.Empty, 
+                        totalDown = string.Empty, 
+                        todayUp = string.Empty, 
+                        todayDown = string.Empty;
                 if (config.index.Equals(k))
                 {
                     def = "√";
                 }
 
                 VmessItem item = config.vmess[k];
-                ListViewItem lvItem = new ListViewItem(new string[]
+
+                ListViewItem lvItem = null;
+                if (statistics != null && statistics.Enable)
                 {
+                    var index = statistics.Statistic.FindIndex(item_ => item_.address == item.address);
+                    if (index != -1)
+                    {
+                        Func<ulong, string> human_fy = (amount) =>
+                        {
+                            double result;
+                            string unit;
+                            Utils.ToHumanReadable(amount, out result, out unit);
+                            return $"{string.Format("{0:f2}", result)}{unit}";
+                        };
+                        totalUp = human_fy(statistics.Statistic[index].totalUp);
+                        totalDown = human_fy(statistics.Statistic[index].totalDown);
+                        todayUp = human_fy(statistics.Statistic[index].todayUp);
+                        todayDown = human_fy(statistics.Statistic[index].todayDown);
+                    }
+
+                    lvItem = new ListViewItem(new string[]
+                    {
                     def,
                     ((EConfigType)item.configType).ToString(),
                     item.remarks,
@@ -184,10 +294,37 @@ namespace v2rayN.Forms
                     //item.alterId.ToString(),
                     item.security,
                     item.network,
+                    totalUp,
+                    totalDown,
+                    todayUp,
+                    todayDown,
                     item.getSubRemarks(config),
                     item.testResult
-                });
+                    });
-                lvServers.Items.Add(lvItem);
+                }
+                else
+                {
+                    lvItem = new ListViewItem(new string[]
+                   {
+                    def,
+                    ((EConfigType)item.configType).ToString(),
+                    item.remarks,
+                    item.address,
+                    item.port.ToString(),
+                    //item.id,
+                    //item.alterId.ToString(),
+                    item.security,
+                    item.network,
+                    //totalUp,
+                    //totalDown,
+                    //todayUp,
+                    //todayDown,
+                    item.getSubRemarks(config),
+                    item.testResult
+                   });
+                }
+                
+                if(lvItem!=null) lvServers.Items.Add(lvItem);
             }
 
             //if (lvServers.Items.Count > 0)

v2rayN/v2rayN/Forms/MainForm.resx

@@ -305,7 +305,7 @@
     <value>0, 0</value>
   </data>
   <data name="lvServers.Size" type="System.Drawing.Size, System.Drawing">
-    <value>726, 331</value>
+    <value>638, 331</value>
   </data>
   <assembly alias="mscorlib" name="mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
   <data name="lvServers.TabIndex" type="System.Int32, mscorlib">
@@ -315,7 +315,7 @@
     <value>lvServers</value>
   </data>
   <data name="&gt;&gt;lvServers.Type" xml:space="preserve">
-    <value>System.Windows.Forms.ListView, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+    <value>v2rayN.Forms.MainForm+ListViewFlickerFree, v2rayN, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null</value>
   </data>
   <data name="&gt;&gt;lvServers.Parent" xml:space="preserve">
     <value>splitContainer1.Panel1</value>
@@ -375,10 +375,10 @@
     <value>100</value>
   </data>
   <data name="splitContainer1.Size" type="System.Drawing.Size, System.Drawing">
-    <value>986, 331</value>
+    <value>898, 331</value>
   </data>
   <data name="splitContainer1.SplitterDistance" type="System.Int32, mscorlib">
-    <value>726</value>
+    <value>638</value>
   </data>
   <data name="splitContainer1.TabIndex" type="System.Int32, mscorlib">
     <value>2</value>
@@ -501,7 +501,7 @@
     <value>0, 66</value>
   </data>
   <data name="groupBox1.Size" type="System.Drawing.Size, System.Drawing">
-    <value>992, 351</value>
+    <value>904, 351</value>
   </data>
   <data name="groupBox1.TabIndex" type="System.Int32, mscorlib">
     <value>2</value>
@@ -537,7 +537,7 @@
     <value>Vertical</value>
   </data>
   <data name="txtMsgBox.Size" type="System.Drawing.Size, System.Drawing">
-    <value>986, 134</value>
+    <value>898, 134</value>
   </data>
   <data name="txtMsgBox.TabIndex" type="System.Int32, mscorlib">
     <value>2</value>
@@ -567,7 +567,7 @@
     <value>0, 17</value>
   </data>
   <data name="toolSslBlank1.Size" type="System.Drawing.Size, System.Drawing">
-    <value>257, 17</value>
+    <value>227, 17</value>
   </data>
   <data name="toolSslHttpPortLab.Size" type="System.Drawing.Size, System.Drawing">
     <value>38, 17</value>
@@ -579,7 +579,7 @@
     <value>0, 17</value>
   </data>
   <data name="toolSslBlank2.Size" type="System.Drawing.Size, System.Drawing">
-    <value>257, 17</value>
+    <value>227, 17</value>
   </data>
   <data name="toolSslPacPortLab.Size" type="System.Drawing.Size, System.Drawing">
     <value>31, 17</value>
@@ -591,7 +591,7 @@
     <value>0, 17</value>
   </data>
   <data name="toolSslBlank3.Size" type="System.Drawing.Size, System.Drawing">
-    <value>257, 17</value>
+    <value>227, 17</value>
   </data>
   <data name="toolSslServerSpeed.Size" type="System.Drawing.Size, System.Drawing">
     <value>45, 17</value>
@@ -609,7 +609,7 @@
     <value>3, 151</value>
   </data>
   <data name="ssMain.Size" type="System.Drawing.Size, System.Drawing">
-    <value>986, 22</value>
+    <value>898, 22</value>
   </data>
   <data name="ssMain.TabIndex" type="System.Int32, mscorlib">
     <value>7</value>
@@ -636,7 +636,7 @@
     <value>0, 417</value>
   </data>
   <data name="groupBox2.Size" type="System.Drawing.Size, System.Drawing">
-    <value>992, 176</value>
+    <value>904, 176</value>
   </data>
   <data name="groupBox2.TabIndex" type="System.Int32, mscorlib">
     <value>4</value>
@@ -663,7 +663,7 @@
     <value>0, 56</value>
   </data>
   <data name="panel1.Size" type="System.Drawing.Size, System.Drawing">
-    <value>992, 10</value>
+    <value>904, 10</value>
   </data>
   <data name="panel1.TabIndex" type="System.Int32, mscorlib">
     <value>5</value>
@@ -867,7 +867,7 @@
     <value>0, 0</value>
   </data>
   <data name="tsMain.Size" type="System.Drawing.Size, System.Drawing">
-    <value>992, 56</value>
+    <value>904, 56</value>
   </data>
   <data name="tsMain.TabIndex" type="System.Int32, mscorlib">
     <value>6</value>
@@ -894,7 +894,7 @@
     <value>6, 12</value>
   </data>
   <data name="$this.ClientSize" type="System.Drawing.Size, System.Drawing">
-    <value>992, 593</value>
+    <value>904, 593</value>
   </data>
   <data name="$this.Margin" type="System.Windows.Forms.Padding, System.Windows.Forms">
     <value>4, 4, 4, 4</value>

v2rayN/v2rayN/Forms/MainForm.zh-Hans.resx

@@ -450,4 +450,7 @@
   <data name="tsbClose.Text" xml:space="preserve">
     <value>  关闭  </value>
   </data>
+  <data name="toolSslServerSpeed.Text" xml:space="preserve">
+    <value>代理速度</value>
+  </data>
 </root>

v2rayN/v2rayN/Forms/OptionSettingForm.Designer.cs

@@ -83,7 +83,9 @@
             this.txtKcpmtu = new System.Windows.Forms.TextBox();
             this.label6 = new System.Windows.Forms.Label();
             this.tabPage7 = new System.Windows.Forms.TabPage();
+            this.cbFreshrate = new System.Windows.Forms.ComboBox();
             this.tbCacheDays = new System.Windows.Forms.TextBox();
+            this.lbFreshrate = new System.Windows.Forms.Label();
             this.lbCacheDays = new System.Windows.Forms.Label();
             this.chkEnableStatistics = new System.Windows.Forms.CheckBox();
             this.chkAllowLANConn = new System.Windows.Forms.CheckBox();
@@ -93,8 +95,6 @@
             this.panel2 = new System.Windows.Forms.Panel();
             this.btnOK = new System.Windows.Forms.Button();
             this.panel1 = new System.Windows.Forms.Panel();
-            this.cbFreshrate = new System.Windows.Forms.ComboBox();
-            this.lbFreshrate = new System.Windows.Forms.Label();
             this.configBindingSource = new System.Windows.Forms.BindingSource(this.components);
             this.tabControl1.SuspendLayout();
             this.tabPage1.SuspendLayout();
@@ -494,11 +494,22 @@
             this.tabPage7.Name = "tabPage7";
             this.tabPage7.UseVisualStyleBackColor = true;
             // 
+            // cbFreshrate
+            // 
+            this.cbFreshrate.FormattingEnabled = true;
+            resources.ApplyResources(this.cbFreshrate, "cbFreshrate");
+            this.cbFreshrate.Name = "cbFreshrate";
+            // 
             // tbCacheDays
             // 
             resources.ApplyResources(this.tbCacheDays, "tbCacheDays");
             this.tbCacheDays.Name = "tbCacheDays";
             // 
+            // lbFreshrate
+            // 
+            resources.ApplyResources(this.lbFreshrate, "lbFreshrate");
+            this.lbFreshrate.Name = "lbFreshrate";
+            // 
             // lbCacheDays
             // 
             resources.ApplyResources(this.lbCacheDays, "lbCacheDays");
@@ -551,17 +562,6 @@
             resources.ApplyResources(this.panel1, "panel1");
             this.panel1.Name = "panel1";
             // 
-            // cbFreshrate
-            // 
-            this.cbFreshrate.FormattingEnabled = true;
-            resources.ApplyResources(this.cbFreshrate, "cbFreshrate");
-            this.cbFreshrate.Name = "cbFreshrate";
-            // 
-            // lbFreshrate
-            // 
-            resources.ApplyResources(this.lbFreshrate, "lbFreshrate");
-            this.lbFreshrate.Name = "lbFreshrate";
-            // 
             // configBindingSource
             // 
             this.configBindingSource.DataSource = typeof(v2rayN.Mode.Config);

v2rayN/v2rayN/Forms/OptionSettingForm.cs

@@ -114,16 +114,31 @@ namespace v2rayN.Forms
             tbCacheDays.Text = config.CacheDays.ToString();
 
 
-
+            var cbSource = new ComboItem[]
-            cbFreshrate.DataSource = new ComboItem[]
             {
                 new ComboItem{ID = (int)Global.StatisticsFreshRate.quick, Text = UIRes.I18N("QuickFresh")},
                 new ComboItem{ID = (int)Global.StatisticsFreshRate.medium, Text = UIRes.I18N("MediumFresh")},
                 new ComboItem{ID = (int)Global.StatisticsFreshRate.slow, Text = UIRes.I18N("SlowFresh")},
             };
+            cbFreshrate.DataSource = cbSource;
 
             cbFreshrate.DisplayMember = "Text";
             cbFreshrate.ValueMember = "ID";
+
+            switch(config.statisticsFreshRate)
+            {
+                case (int)Global.StatisticsFreshRate.quick:
+                    cbFreshrate.SelectedItem = cbSource[0];
+                    break;
+                case (int)Global.StatisticsFreshRate.medium:
+                    cbFreshrate.SelectedItem = cbSource[1];
+                    break;
+                case (int)Global.StatisticsFreshRate.slow:
+                    cbFreshrate.SelectedItem = cbSource[2];
+                    break;
+            }
+
+            cbFreshrate.Enabled = enableStatistics;
         }
 
         private void btnOK_Click(object sender, EventArgs e)
@@ -319,6 +334,8 @@ namespace v2rayN.Forms
                 days = 7;
             config.CacheDays = days;
 
+            config.statisticsFreshRate = (int)cbFreshrate.SelectedValue;
+
             return 0;
         }
 

v2rayN/v2rayN/Forms/OptionSettingForm.resx

@@ -1486,7 +1486,7 @@
     <value>161, 82</value>
   </data>
   <data name="cbFreshrate.Size" type="System.Drawing.Size, System.Drawing">
-    <value>121, 20</value>
+    <value>58, 20</value>
   </data>
   <data name="cbFreshrate.TabIndex" type="System.Int32, mscorlib">
     <value>32</value>
@@ -1591,13 +1591,13 @@
     <value>15, 60</value>
   </data>
   <data name="chkEnableStatistics.Size" type="System.Drawing.Size, System.Drawing">
-    <value>390, 16</value>
+    <value>558, 16</value>
   </data>
   <data name="chkEnableStatistics.TabIndex" type="System.Int32, mscorlib">
     <value>29</value>
   </data>
   <data name="chkEnableStatistics.Text" xml:space="preserve">
-    <value>Enable Statistics(Realtime net speed and traffic data amount)</value>
+    <value>Enable Statistics(Realtime net speed and traffic data amount. Need restart v2rayN client)</value>
   </data>
   <data name="&gt;&gt;chkEnableStatistics.Name" xml:space="preserve">
     <value>chkEnableStatistics</value>

v2rayN/v2rayN/Forms/OptionSettingForm.zh-Hans.resx

@@ -288,11 +288,8 @@
   <data name="$this.Text" xml:space="preserve">
     <value>参数设置</value>
   </data>
-  <data name="chkEnableHotkey.Text" xml:space="preserve">
-    <value>启用快捷键(Ctrl+P ping 选中服务器/ Ctrl+T 测速选中服务器)</value>
-  </data>
   <data name="chkEnableStatistics.Text" xml:space="preserve">
-    <value>启用统计（实时网速显示和使用流量显示）</value>
+    <value>启用统计（实时网速显示和使用流量显示，需要重启v2rayN客户端）</value>
   </data>
   <data name="lbCacheDays.Text" xml:space="preserve">
     <value>缓存天数（0-30， 0关闭缓存单独每天的数据使用情况）</value>

v2rayN/v2rayN/Global.cs

@@ -149,10 +149,12 @@ namespace v2rayN
         public const uint InboundAPIPort = 10085;
         public enum StatisticsFreshRate
         {
-            quick = 1000,
+            quick = 500,
-            medium = 2000,
+            medium = 1000,
-            slow = 3000
+            slow = 2000
         }
+        public const string StatisticLogDirectory = "Statistics";
+        public const string StatisticLogOverall = "overall.txt";
 
         #endregion
 

v2rayN/v2rayN/Handler/StatisticsHandler.cs

@@ -22,7 +22,7 @@ namespace v2rayN.Handler
 
         private Thread workThread_;
 
-        Action<ulong, ulong, ulong, ulong> updateFunc_;
+        Action<ulong, ulong, ulong, ulong, List<Mode.ServerStatistics>> updateFunc_;
 
         private bool enabled_;
         public bool Enable 
@@ -35,20 +35,35 @@ namespace v2rayN.Handler
 
         private StringBuilder outputBuilder_;
 
-        public UInt64 TotalUp { get; private set; }
+        public ulong TotalUp { get; private set; }
        
-        public UInt64 TotalDown { get; private set; }
+        public ulong TotalDown { get; private set; }
 
-        public UInt64 Up { get; private set; }
+        public List<Mode.ServerStatistics> Statistic{ get; set; }
 
-        public UInt64 Down { get; private set; }
+        public ulong Up { get; private set; }
 
-        public StatisticsHandler(Config config, Action<ulong, ulong, ulong, ulong> update)
+        public ulong Down { get; private set; }
+
+        private string logPath_;
+
+        public StatisticsHandler(Config config, Action<ulong, ulong, ulong, ulong, List<Mode.ServerStatistics>> update)
         {
             config_ = config;
             enabled_ = config.enableStatistics;
             UpdateUI = false;
             updateFunc_ = update;
+            logPath_ = Utils.GetPath($"{Global.StatisticLogDirectory}\\");
+            Statistic = new List<Mode.ServerStatistics>();
+
+            DeleteExpiredLog();
+            foreach (var server in config.vmess)
+            {
+                var statistic = new ServerStatistics(server.remarks, server.address, server.port, 0, 0, 0, 0);
+                Statistic.Add(statistic);
+            }
+
+            loadFromFile();
 
             outputBuilder_ = new StringBuilder();
 
@@ -83,6 +98,9 @@ namespace v2rayN.Handler
                 {
                     if (enabled_)
                     {
+                        var addr = config_.address();
+                        var port = config_.port();
+                        var cur = Statistic.FindIndex(item => item.address == addr && item.port == port);
                         connector_.Start();
                         string output = connector_.StandardOutput.ReadToEnd();
                         UInt64 up = 0;
@@ -97,14 +115,21 @@ namespace v2rayN.Handler
                         TotalUp += up;
                         TotalDown += down;
 
+                        if(cur != -1)
+                        {
+                            Statistic[cur].todayUp += up;
+                            Statistic[cur].todayDown += down;
+                            Statistic[cur].totalUp += up;
+                            Statistic[cur].totalDown += down;
+                        }
+
                         if (UpdateUI)
-                            updateFunc_(TotalUp, TotalDown, Up, Down);
+                            updateFunc_(TotalUp, TotalDown, Up, Down, Statistic);
                         Thread.Sleep(config_.statisticsFreshRate);
                     }
                 }
             }
-            catch (Exception e)
+            catch {  }
-            {  }
         }
 
         public void parseOutput(string source, out UInt64 up, out UInt64 down)
@@ -148,12 +173,186 @@ namespace v2rayN.Handler
 
         public void saveToFile()
         {
+            if(!Directory.Exists(logPath_))
+            {
+                Directory.CreateDirectory(logPath_);
+            }
 
+            // 总流量统计文件
+            var overallPath = Path.Combine(logPath_, Global.StatisticLogOverall);
+            if (!File.Exists(overallPath))
+            {
+                File.Create(overallPath);
+            }
+            try
+            {
+                using (var overallWriter = new StreamWriter(overallPath))
+                {
+                    double up_amount, down_amount;
+                    string up_unit, down_unit;
+
+                    Utils.ToHumanReadable(TotalUp, out up_amount, out up_unit);
+                    Utils.ToHumanReadable(TotalDown, out down_amount, out down_unit);
+
+                    overallWriter.WriteLine($"LastUpdate {DateTime.Now.ToLongDateString()} {DateTime.Now.ToLongTimeString()}");
+                    overallWriter.WriteLine($"UP {string.Format("{0:f2}", up_amount)}{up_unit} {TotalUp}");
+                    overallWriter.WriteLine($"DOWN {string.Format("{0:f2}", down_amount)}{down_unit} {TotalDown}");
+                    foreach(var s in Statistic)
+                    {
+                        overallWriter.WriteLine($"* {s.name} {s.address} {s.port} {s.totalUp} {s.totalDown}");
+                    }
+                }
+            }
+            catch { }
+
+            // 当天流量记录文件
+            var dailyPath = Path.Combine(logPath_, $"{DateTime.Now.ToLongDateString()}.txt");
+            if (!File.Exists(dailyPath))
+            {
+                File.Create(dailyPath);
+            }
+            try
+            {
+                using (var dailyWriter = new StreamWriter(dailyPath))
+                {
+                    dailyWriter.WriteLine($"LastUpdate {DateTime.Now.ToLongDateString()} {DateTime.Now.ToLongTimeString()}");
+                    foreach (var s in Statistic)
+                    {
+                        dailyWriter.WriteLine($"* {s.name} {s.address} {s.port} {s.todayUp} {s.todayDown}");
+                    }
+                }
+            }
+            catch { }
         }
 
         public void loadFromFile()
         {
+            if (!Directory.Exists(logPath_)) return;
 
+            // 总流量统计文件
+            ///
+            /// 文件结构
+            /// LastUpdate [date] [time]
+            /// UP [readable string] [amount]
+            /// DOWN [readable string] [amount]
+            /// 每行每个数据空格分隔
+            ///
+            var overallPath = Path.Combine(logPath_, Global.StatisticLogOverall);
+            if (File.Exists(overallPath))
+            {
+                try
+                {
+                    using (var overallReader = new StreamReader(overallPath))
+                    {
+                        while (!overallReader.EndOfStream)
+                        {
+                            var line = overallReader.ReadLine();
+                            if (line.StartsWith("LastUpdate"))
+                            {
+
+                            }
+                            else if (line.StartsWith("UP"))
+                            {
+                                var datas = line.Split(' ');
+                                if (datas.Length < 3) return;
+                                TotalUp = ulong.Parse(datas[2]);
+                            }
+                            else if (line.StartsWith("DOWN"))
+                            {
+                                var datas = line.Split(' ');
+                                if (datas.Length < 3) return;
+                                TotalDown = ulong.Parse(datas[2]);
+                            }
+                            else if (line.StartsWith("*"))
+                            {
+                                var datas = line.Split(' ');
+                                if (datas.Length < 6) return;
+                                var name = datas[1];
+                                var address = datas[2];
+                                var port = int.Parse(datas[3]);
+                                var totalUp = ulong.Parse(datas[4]);
+                                var totalDown = ulong.Parse(datas[5]);
+
+                                var index = Statistic.FindIndex(item => item.address == address && item.port == port);
+                                if (index != -1)
+                                {
+                                    Statistic[index].totalUp = totalUp;
+                                    Statistic[index].totalDown = totalDown;
+                                }
+                                else
+                                {
+                                    var s = new Mode.ServerStatistics(name, address, port, totalUp, totalDown, 0, 0);
+                                    Statistic.Add(s);
+                                }
+                            }
+                        }
+                    }
+                }
+                catch { }  
+            }
+
+            // 当天流量记录文件
+            var dailyPath = Path.Combine(logPath_, $"{DateTime.Now.ToLongDateString()}.txt");
+            if (File.Exists(dailyPath))
+            {
+                try
+                {
+                    using (var dailyReader = new StreamReader(dailyPath))
+                    {
+                        while (!dailyReader.EndOfStream)
+                        {
+                            var line = dailyReader.ReadLine();
+                            if (line.StartsWith("LastUpdate"))
+                            {
+
+                            }
+                            else if (line.StartsWith("*"))
+                            {
+                                var datas = line.Split(' ');
+                                if (datas.Length < 6) return;
+                                var name = datas[1];
+                                var address = datas[2];
+                                var port = int.Parse(datas[3]);
+                                var todayUp = ulong.Parse(datas[4]);
+                                var todayDown = ulong.Parse(datas[5]);
+
+                                var index = Statistic.FindIndex(item => item.address == address && item.port == port);
+                                if (index != -1)
+                                {
+                                    Statistic[index].todayUp = todayUp;
+                                    Statistic[index].todayDown = todayDown;
+                                }
+                                else
+                                {
+                                    var s = new Mode.ServerStatistics(name, address, port, 0, 0, todayUp, todayDown);
+                                    Statistic.Add(s);
+                                }
+                            }
+                        }
+                    }
+                }
+                catch { }
+            }
+        }
+
+
+        private void DeleteExpiredLog()
+        {
+            if (!Directory.Exists(logPath_)) return;
+            var dirInfo = new DirectoryInfo(logPath_);
+            var files = dirInfo.GetFiles();
+            foreach (var file in files)
+            {
+                if (file.Name == "overall.txt") continue;
+                var name = file.Name.Split('.')[0];
+                var ft = DateTime.Parse(name);
+                var ct = DateTime.Now;
+                var dur = ct - ft;
+                if(dur.Days > config_.CacheDays)
+                {
+                    file.Delete();
+                }
+            }
         }
     }
 }

v2rayN/v2rayN/Mode/ServerStatistics.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace v2rayN.Mode
+{
+    class ServerStatistics
+    {
+        public string name;
+        public string address;
+        public int port;
+        public ulong totalUp;
+        public ulong totalDown;
+        public ulong todayUp;
+        public ulong todayDown;
+
+        public ServerStatistics() { }
+        public ServerStatistics(string name, string addr, int port, ulong totalUp, ulong totalDown, ulong todayUp, ulong todayDown)
+        {
+            this.name = name;
+            this.address = addr;
+            this.port = port;
+            this.totalUp = totalUp;
+            this.totalDown = totalDown;
+            this.todayUp = todayUp;
+            this.todayDown = todayDown;
+        }
+    }
+}

v2rayN/v2rayN/Resx/ResUI.Designer.cs

@@ -105,6 +105,15 @@ namespace v2rayN.Resx {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to DOWN.
+        /// </summary>
+        internal static string downloadSpeed {
+            get {
+                return ResourceManager.GetString("downloadSpeed", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Whether to download? {0}.
         /// </summary>
@@ -321,6 +330,42 @@ namespace v2rayN.Resx {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Today download traffic.
+        /// </summary>
+        internal static string LvTodayDownloadDataAmount {
+            get {
+                return ResourceManager.GetString("LvTodayDownloadDataAmount", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Today upload traffic.
+        /// </summary>
+        internal static string LvTodayUploadDataAmount {
+            get {
+                return ResourceManager.GetString("LvTodayUploadDataAmount", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Total download traffic.
+        /// </summary>
+        internal static string LvTotalDownloadDataAmount {
+            get {
+                return ResourceManager.GetString("LvTotalDownloadDataAmount", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Total upload traffic.
+        /// </summary>
+        internal static string LvTotalUploadDataAmount {
+            get {
+                return ResourceManager.GetString("LvTotalUploadDataAmount", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Transport.
         /// </summary>
@@ -690,5 +735,14 @@ namespace v2rayN.Resx {
                 return ResourceManager.GetString("SuccessfullyImportedServerViaScan", resourceCulture);
             }
         }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to UP.
+        /// </summary>
+        internal static string uploadSpeed {
+            get {
+                return ResourceManager.GetString("uploadSpeed", resourceCulture);
+            }
+        }
     }
 }

v2rayN/v2rayN/Resx/ResUI.resx

@@ -328,4 +328,22 @@
   <data name="SlowFresh" xml:space="preserve">
     <value>SlowFresh</value>
   </data>
+  <data name="downloadSpeed" xml:space="preserve">
+    <value>DOWN</value>
+  </data>
+  <data name="LvTodayDownloadDataAmount" xml:space="preserve">
+    <value>Today download traffic</value>
+  </data>
+  <data name="LvTodayUploadDataAmount" xml:space="preserve">
+    <value>Today upload traffic</value>
+  </data>
+  <data name="LvTotalDownloadDataAmount" xml:space="preserve">
+    <value>Total download traffic</value>
+  </data>
+  <data name="LvTotalUploadDataAmount" xml:space="preserve">
+    <value>Total upload traffic</value>
+  </data>
+  <data name="uploadSpeed" xml:space="preserve">
+    <value>UP</value>
+  </data>
 </root>

v2rayN/v2rayN/Resx/ResUI.zh-Hans.resx

@@ -328,4 +328,22 @@
   <data name="SlowFresh" xml:space="preserve">
     <value>慢</value>
   </data>
+  <data name="downloadSpeed" xml:space="preserve">
+    <value>下载</value>
+  </data>
+  <data name="LvTodayDownloadDataAmount" xml:space="preserve">
+    <value>今日下载</value>
+  </data>
+  <data name="LvTodayUploadDataAmount" xml:space="preserve">
+    <value>今日上传</value>
+  </data>
+  <data name="LvTotalDownloadDataAmount" xml:space="preserve">
+    <value>总下载</value>
+  </data>
+  <data name="LvTotalUploadDataAmount" xml:space="preserve">
+    <value>总上传</value>
+  </data>
+  <data name="uploadSpeed" xml:space="preserve">
+    <value>上传</value>
+  </data>
 </root>

v2rayN/v2rayN/Tool/Utils.cs

@@ -262,6 +262,55 @@ namespace v2rayN
             }
         }
 
+        /// <summary>
+        /// byte 转成 有两位小数点的 方便阅读的数据
+        ///     比如 2.50 MB
+        /// </summary>
+        /// <param name="amount">bytes</param>
+        /// <param name="result">转换之后的数据</param>
+        /// <param name="unit">单位</param>
+        public static void ToHumanReadable(ulong amount, out double result, out string unit)
+        {
+            var factor = 1024u;
+            var KBs = amount / factor;
+            if(amount / factor > 0)
+            {
+                // multi KB
+                var MBs = KBs / factor;
+                if(MBs > 0)
+                {
+                    // multi MB
+                    var GBs = MBs / factor;
+                    if(GBs > 0)
+                    {
+                        // multi GB
+                        var TBs = GBs / factor;
+                        if(TBs > 0)
+                        {
+                            // 你是魔鬼吗？ 用这么多流量
+                            result = TBs + GBs % factor / (factor + 0.0);
+                            unit = "TB";
+                            return;
+                        }
+                        result = GBs + MBs % factor / (factor + 0.0);
+                        unit = "GB";
+                        return;
+                    }
+                    result = MBs + KBs % factor / (factor + 0.0);
+                    unit = "MB";
+                    return;
+                }
+                result = KBs + amount % factor / (factor + 0.0);
+                unit = "KB";
+                return;
+            } 
+            else
+            {
+                result = amount;
+                unit = "Byte";
+            }
+        }
+
         #endregion
 
 

v2rayN/v2rayN/v2rayN.csproj

@@ -157,6 +157,7 @@
       <SubType>Component</SubType>
     </Compile>
     <Compile Include="Mode\EMove.cs" />
+    <Compile Include="Mode\ServerStatistics.cs" />
     <Compile Include="Mode\SysproxyConfig.cs" />
     <Compile Include="Mode\EConfigType.cs" />
     <Compile Include="Resx\ResUI.zh-Hans.Designer.cs">