53 lines
1.8 KiB
C#
53 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Xml.Serialization;
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using System.Linq;
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using Avalonia;
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using BFR.DataModels;
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namespace BFR.Operations
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{
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public class Add : Operation
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{
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public override string Name => nameof(Add);
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public override string Description => "Adds the specified text to the file name.";
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[XmlIgnore]
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public static readonly AvaloniaProperty<AddMode> ModeProperty =
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AvaloniaProperty.Register<MainWindow, AddMode>(nameof(Mode), AddMode.Prepend);
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public AddMode Mode { get => GetValue(ModeProperty); set => SetValue(ModeProperty, value); }
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public AddOperationMode[] Modes => AddOperationMode.Modes;
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public int InsertPosition { get; set; } = 0;
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public string Text { get; set; } = "";
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public bool FullName { get; set; } = false;
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protected override void ApplyToInternal(IList<FileModel> files)
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{
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// Fail conditions: Out of bounds insert
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var shortestLength = files.Min(x => FullName ? x.FullName.Length : x.Name.Length);
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if (Mode == AddMode.Insert && InsertPosition > shortestLength) throw new OperationException($"Index can't be greater than the shortest file name length ({shortestLength}).");
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// Apply operation
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foreach (var file in files)
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{
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var newName = FullName ? file.FullName : file.Name;
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newName = Mode switch
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{
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AddMode.Prepend => $"{Text}{newName}",
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AddMode.Append => $"{newName}{Text}",
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AddMode.Insert => newName.Insert(InsertPosition, Text),
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_ => newName
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};
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if (FullName) file.FullName = newName;
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else file.Name = newName;
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}
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}
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}
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}
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