Initial commit to new repository

src/AxCopilot/Handlers/SnippetHandler.cs

@@ -0,0 +1,138 @@
+using System.Windows;
+using AxCopilot.Models;
+using AxCopilot.SDK;
+using AxCopilot.Services;
+using AxCopilot.Themes;
+
+namespace AxCopilot.Handlers;
+
+/// <summary>
+/// 텍스트 스니펫 핸들러. ";" 프리픽스로 사용합니다.
+/// 예: ;addr  → 미리 저장된 주소 텍스트를 클립보드에 복사 후 붙여넣기
+///     ;sig   → 서명 텍스트 붙여넣기
+/// </summary>
+public class SnippetHandler : IActionHandler
+{
+    private readonly SettingsService _settings;
+
+    public string? Prefix => ";";
+
+    public PluginMetadata Metadata => new(
+        "Snippets",
+        "텍스트 스니펫 — ; 뒤에 키워드 입력",
+        "1.0",
+        "AX");
+
+    public SnippetHandler(SettingsService settings)
+    {
+        _settings = settings;
+    }
+
+    public Task<IEnumerable<LauncherItem>> GetItemsAsync(string query, CancellationToken ct)
+    {
+        var snippets = _settings.Settings.Snippets;
+
+        if (!snippets.Any())
+        {
+            return Task.FromResult<IEnumerable<LauncherItem>>(
+            [
+                new LauncherItem(
+                    "등록된 스니펫이 없습니다",
+                    "설정 → 스니펫 탭에서 추가하세요",
+                    null, null, Symbol: Symbols.Snippet)
+            ]);
+        }
+
+        var q = query.Trim().ToLowerInvariant();
+        var results = snippets
+            .Where(s => string.IsNullOrEmpty(q) ||
+                        s.Key.ToLowerInvariant().Contains(q) ||
+                        s.Name.ToLowerInvariant().Contains(q))
+            .Select(s => new LauncherItem(
+                s.Name.Length > 0 ? s.Name : s.Key,
+                TruncatePreview(s.Content),
+                null,
+                s,
+                Symbol: Symbols.Snippet))
+            .ToList();
+
+        if (results.Count == 0)
+        {
+            results.Add(new LauncherItem(
+                $"'{query}'에 해당하는 스니펫 없음",
+                "설정에서 새 스니펫을 추가하세요",
+                null, null, Symbol: Symbols.Snippet));
+        }
+
+        return Task.FromResult<IEnumerable<LauncherItem>>(results);
+    }
+
+    public Task ExecuteAsync(LauncherItem item, CancellationToken ct)
+    {
+        if (item.Data is not SnippetEntry snippet) return Task.CompletedTask;
+
+        try
+        {
+            // 변수 치환: {date}, {time}, {datetime}
+            var expanded = ExpandVariables(snippet.Content);
+
+            Clipboard.SetText(expanded);
+
+            // 100ms 후 Ctrl+V 시뮬레이션
+            Task.Delay(100, ct).ContinueWith(_ =>
+            {
+                System.Windows.Application.Current.Dispatcher.Invoke(() =>
+                {
+                    var inputs = new[]
+                    {
+                        new INPUT { type = 1, u = new InputUnion { ki = new KEYBDINPUT { wVk = 0x11 } } }, // Ctrl down
+                        new INPUT { type = 1, u = new InputUnion { ki = new KEYBDINPUT { wVk = 0x56 } } }, // V down
+                        new INPUT { type = 1, u = new InputUnion { ki = new KEYBDINPUT { wVk = 0x56, dwFlags = 0x0002 } } }, // V up
+                        new INPUT { type = 1, u = new InputUnion { ki = new KEYBDINPUT { wVk = 0x11, dwFlags = 0x0002 } } }, // Ctrl up
+                    };
+                    SendInput((uint)inputs.Length, inputs, System.Runtime.InteropServices.Marshal.SizeOf<INPUT>());
+                });
+            }, ct, TaskContinuationOptions.OnlyOnRanToCompletion, TaskScheduler.Default);
+        }
+        catch (Exception ex)
+        {
+            LogService.Warn($"스니펫 실행 실패: {ex.Message}");
+        }
+
+        return Task.CompletedTask;
+    }
+
+    // ─── 변수 치환 ─────────────────────────────────────────────────────────
+
+    private static string ExpandVariables(string content)
+    {
+        var now = DateTime.Now;
+        return content
+            .Replace("{date}",     now.ToString("yyyy-MM-dd"))
+            .Replace("{time}",     now.ToString("HH:mm:ss"))
+            .Replace("{datetime}", now.ToString("yyyy-MM-dd HH:mm:ss"))
+            .Replace("{year}",     now.Year.ToString())
+            .Replace("{month}",    now.Month.ToString("D2"))
+            .Replace("{day}",      now.Day.ToString("D2"));
+    }
+
+    private static string TruncatePreview(string content)
+    {
+        var oneLine = content.Replace("\r\n", " ").Replace("\n", " ").Replace("\r", " ");
+        return oneLine.Length > 60 ? oneLine[..57] + "…" : oneLine;
+    }
+
+    // ─── P/Invoke (SendInput) ──────────────────────────────────────────────
+
+    [System.Runtime.InteropServices.DllImport("user32.dll")]
+    private static extern uint SendInput(uint nInputs, INPUT[] pInputs, int cbSize);
+
+    [System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential)]
+    private struct INPUT { public uint type; public InputUnion u; }
+
+    [System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Explicit)]
+    private struct InputUnion { [System.Runtime.InteropServices.FieldOffset(0)] public KEYBDINPUT ki; }
+
+    [System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential)]
+    private struct KEYBDINPUT { public ushort wVk; public ushort wScan; public uint dwFlags; public uint time; public IntPtr dwExtraInfo; }
+}