refactor: ♻️ 2.0 (#13)

src/backend/Dot/Pwd/Main.cs

@@ -0,0 +1,66 @@
+// ReSharper disable ClassNeverInstantiated.Global
+
+using NSExt.Extensions;
+#if NET8_0_WINDOWS
+using TextCopy;
+#endif
+
+namespace Dot.Pwd;
+
+[Description(nameof(Ln.随机密码生成器))]
+[Localization(typeof(Ln))]
+internal sealed class Main : ToolBase<Option>
+{
+    private readonly char[][] _charTable = {
+                                               "0123456789".ToCharArray() //
+                                             , "abcdefghijklmnopqrstuvwxyz".ToCharArray()
+                                             , "ABCDEFGHIJKLMNOPQRSTUVWXYZ".ToCharArray()
+                                             , "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~".ToCharArray()
+                                           };
+
+    protected override Task CoreAsync()
+    {
+        unsafe {
+            var pSource   = stackalloc char[_charTable.Sum(x => x.Length)];
+            var pDest     = stackalloc char[Opt.Length];
+            var sourceLen = 0;
+
+            if (Opt.Type.HasFlag(Option.GenerateTypes.Number)) {
+                foreach (var c in _charTable[0]) {
+                    *(pSource + sourceLen++) = c;
+                }
+            }
+
+            if (Opt.Type.HasFlag(Option.GenerateTypes.LowerCaseLetter)) {
+                foreach (var c in _charTable[1]) {
+                    *(pSource + sourceLen++) = c;
+                }
+            }
+
+            if (Opt.Type.HasFlag(Option.GenerateTypes.UpperCaseLetter)) {
+                foreach (var c in _charTable[2]) {
+                    *(pSource + sourceLen++) = c;
+                }
+            }
+
+            if (Opt.Type.HasFlag(Option.GenerateTypes.SpecialCharacter)) {
+                foreach (var c in _charTable[3]) {
+                    *(pSource + sourceLen++) = c;
+                }
+            }
+
+            var randScope = new[] { 0, sourceLen };
+            for (var i = 0; i != Opt.Length; ++i) {
+                *(pDest + i) = *(pSource + randScope.Rand());
+            }
+
+            var result = new string(pDest, 0, Opt.Length);
+            Console.WriteLine($"{Ln.已复制到剪贴板}: {result}");
+            #if NET8_0_WINDOWS
+            ClipboardService.SetText(result);
+            #endif
+        }
+
+        return Task.CompletedTask;
+    }
+}

src/backend/Dot/Pwd/Option.cs

@@ -0,0 +1,27 @@
+// ReSharper disable ClassNeverInstantiated.Global
+// ReSharper disable UnusedAutoPropertyAccessor.Global
+
+namespace Dot.Pwd;
+
+internal sealed class Option : OptionBase
+{
+    [Flags]
+    public enum GenerateTypes
+    {
+        None             = 0
+      , Number           = 1
+      , LowerCaseLetter  = 1 << 1
+      , UpperCaseLetter  = 1 << 2
+      , SpecialCharacter = 1 << 3
+    }
+
+    [CommandArgument(1, "<PASSWORD LENGTH>")]
+    [Description(nameof(Ln.密码长度))]
+    [Localization(typeof(Ln))]
+    public int Length { get; set; }
+
+    [CommandArgument(0, "<GENERATE TYPE>")]
+    [Description(nameof(Ln.密码创建类型))]
+    [Localization(typeof(Ln))]
+    public GenerateTypes Type { get; set; }
+}