Sicherung

Kalk/Kalk.Core/Model/KalkShortcut.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using Scriban.Runtime;
+using Scriban.Syntax;
+
+namespace Kalk.Core
+{
+    public sealed class KalkShortcut : ScriptObject
+    {
+        public KalkShortcut(string name, IEnumerable<KalkShortcutKeySequence> shortcuts, bool isUser)
+        {
+            if (shortcuts == null) throw new ArgumentNullException(nameof(shortcuts));
+            Name = name ?? throw new ArgumentNullException(nameof(name));
+            Keys = new ScriptArray(shortcuts) {IsReadOnly = true};
+            SetValue("name", Name, true);
+            SetValue("keys", Keys, true);
+            IsReadOnly = true;
+            IsUser = isUser;
+        }
+
+        public string Name { get; }
+
+        public new ScriptArray Keys { get; }
+
+        public bool IsUser { get; }
+
+        public override string ToString(string format, IFormatProvider formatProvider)
+        {
+            var builder = new StringBuilder();
+
+            builder.Append($"shortcut({Name}, ");
+
+            var mapExpressionToKeySequences = new Dictionary<ScriptExpression, List<KalkShortcutKeySequence>>();
+
+            for (var i = 0; i < Keys.Count; i++)
+            {
+                var shortcut = (KalkShortcutKeySequence)Keys[i];
+                if (!mapExpressionToKeySequences.TryGetValue(shortcut.Expression, out var list))
+                {
+                    list = new List<KalkShortcutKeySequence>();
+                    mapExpressionToKeySequences.Add(shortcut.Expression, list);
+                }
+                list.Add(shortcut);
+            }
+
+            int seqIndex = 0;
+            foreach (var exprToSequence in mapExpressionToKeySequences)
+            {
+                var expr = exprToSequence.Key;
+                var sequences = exprToSequence.Value;
+                if (seqIndex > 0) builder.Append(", ");
+                builder.Append('"');
+                for (var j = 0; j < sequences.Count; j++)
+                {
+                    var sequence = sequences[j];
+                    if (j > 0) builder.Append(", ");
+                    builder.Append($"{string.Join(" ", sequence.Keys)}");
+                }
+
+                builder.Append($"\", {expr}");
+                seqIndex++;
+            }
+            builder.Append(")");
+
+            const int align = 60;
+            if (builder.Length < align)
+            {
+                builder.Append(new string(' ', align - builder.Length));
+            }
+
+            builder.Append(" # ");
+            for (var i = 0; i < Keys.Count; i++)
+            {
+                var shortcut = (KalkShortcutKeySequence)Keys[i];
+                if (i > 0) builder.Append(", ");
+                builder.Append($"{string.Join(" ", shortcut.Keys)} => {shortcut.Expression}");
+            }
+            
+            return builder.ToString();
+        }
+    }
+}