refactor<*>: rewrite all codes...

src/Commands/Reset.cs

@@ -0,0 +1,33 @@
+using System.Collections.Generic;
+using System.Text;
+
+namespace SourceGit.Commands {
+    /// <summary>
+    ///     重置命令
+    /// </summary>
+    public class Reset : Command {
+
+        public Reset(string repo) {
+            Cwd = repo;
+            Args = "reset";
+        }
+
+        public Reset(string repo, string revision, string mode) {
+            Cwd = repo;
+            Args = $"reset {mode} {revision}";
+        }
+
+        public Reset(string repo, List<string> files) {
+            Cwd = repo;
+
+            StringBuilder builder = new StringBuilder();
+            builder.Append("reset --");
+            foreach (var f in files) {
+                builder.Append(" \"");
+                builder.Append(f);
+                builder.Append("\"");
+            }
+            Args = builder.ToString();
+        }
+    }
+}