feature(Dashboard): add configuration for opened repository

1. User name and email for single repository
2. Simple commit template

SourceGit/UI/Configure.xaml.cs

@@ -0,0 +1,122 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace SourceGit.UI {
+
+    /// <summary>
+    ///     Repository configuration dialog
+    /// </summary>
+    public partial class Configure : UserControl {
+        private Git.Repository repo = null;
+
+        /// <summary>
+        ///     User name for this repository.
+        /// </summary>
+        public string UserName { get; set; }
+
+        /// <summary>
+        ///     User email for this repository.
+        /// </summary>
+        public string UserEmail { get; set; }
+
+        /// <summary>
+        ///     Commit template for this repository.
+        /// </summary>
+        public string CommitTemplate { get; set; }
+
+        /// <summary>
+        ///     Constructor.
+        /// </summary>
+        /// <param name="repo"></param>
+        public Configure(Git.Repository repo) {
+            this.repo = repo;
+
+            UserName = GetConfig("user.name");
+            UserEmail = GetConfig("user.email");
+            CommitTemplate = repo.CommitTemplate;
+
+            InitializeComponent();
+        }
+
+        /// <summary>
+        ///     Show this dialog.
+        /// </summary>
+        /// <param name="repo"></param>
+        public static void Show(Git.Repository repo) {
+            PopupManager.Show(new Configure(repo));
+        }
+
+        #region EVENTS
+        private void Save(object sender, RoutedEventArgs e) {
+            var oldUser = GetConfig("user.name");
+            if (oldUser != UserName) SetConfig("user.name", UserName);
+
+            var oldEmail = GetConfig("user.email");
+            if (oldEmail != UserEmail) SetConfig("user.email", UserEmail);
+
+            if (CommitTemplate != repo.CommitTemplate) {
+                repo.CommitTemplate = CommitTemplate;
+                Git.Preference.Save();
+            }
+
+            Close(sender, e);
+        }
+
+        private void Close(object sender, RoutedEventArgs e) {
+            PopupManager.Close();
+        }
+        #endregion
+
+        #region CONFIGURE
+        private string GetConfig(string key) {
+            if (!App.IsGitConfigured) return "";
+
+            var startInfo = new ProcessStartInfo();
+            startInfo.FileName = App.Preference.GitExecutable;
+            startInfo.Arguments = $"config {key}";
+            startInfo.WorkingDirectory = repo.Path;
+            startInfo.UseShellExecute = false;
+            startInfo.CreateNoWindow = true;
+            startInfo.RedirectStandardOutput = true;
+            startInfo.StandardOutputEncoding = Encoding.UTF8;
+
+            var proc = new Process() { StartInfo = startInfo };
+            proc.Start();
+            var output = proc.StandardOutput.ReadToEnd();
+            proc.WaitForExit();
+            proc.Close();
+
+            return output.Trim();
+        }
+
+        private void SetConfig(string key, string val) {
+            if (!App.IsGitConfigured) return;
+
+            var startInfo = new ProcessStartInfo();
+            startInfo.FileName = App.Preference.GitExecutable;
+            startInfo.Arguments = $"config {key} \"{val}\"";
+            startInfo.WorkingDirectory = repo.Path;
+            startInfo.UseShellExecute = false;
+            startInfo.CreateNoWindow = true;
+
+            var proc = new Process() { StartInfo = startInfo };
+            proc.Start();
+            proc.WaitForExit();
+            proc.Close();
+        }
+        #endregion
+    }
+}