72 lines
1.7 KiB
C#
72 lines
1.7 KiB
C#
using System.Collections;
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using System.Diagnostics.CodeAnalysis;
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namespace PkmnLib.Dynamic.ScriptHandling;
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/// <summary>
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/// A holder class for a script. This is used so we can cache a list of these, and iterate over them, even when
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/// the underlying script changes.
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/// </summary>
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public class ScriptContainer : IEnumerable<ScriptContainer>
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{
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/// <inheritdoc cref="ScriptContainer"/>
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public ScriptContainer()
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{
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}
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/// <inheritdoc cref="ScriptContainer"/>
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public ScriptContainer(Script script)
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{
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Script = script;
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}
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/// <summary>
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/// Whether this container is empty.
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/// </summary>
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[MemberNotNullWhen(false, nameof(ScriptHandling.Script))]
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public bool IsEmpty => Script is null;
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/// <summary>
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/// The script in this container.
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/// </summary>
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public Script? Script { get; private set; }
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/// <inheritdoc />
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public IEnumerator<ScriptContainer> GetEnumerator()
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{
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yield return this;
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return GetEnumerator();
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}
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/// <summary>
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/// Assigns a new script to this container. If there was a script already, it is removed.
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/// </summary>
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/// <param name="script"></param>
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public void Set(Script script)
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{
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if (Script is not null)
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{
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Script.OnRemove();
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Script.MarkForDeletion();
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}
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Script = script;
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}
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/// <summary>
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/// Removes the script from this container.
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/// </summary>
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public void Clear()
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{
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if (Script is not null)
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{
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Script.OnRemove();
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Script.MarkForDeletion();
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}
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Script = null;
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}
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} |