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77 lines
2.1 KiB
77 lines
2.1 KiB
using System.Collections.Immutable;
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using System.Reflection;
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using Connected.Annotations;
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namespace Connected.Collections;
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public static class CollectionExtensions
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{
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public static ImmutableArray<TSource> ToImmutableArray<TSource>(this IEnumerable<TSource> items, bool performLock)
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{
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if (!performLock)
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return items.ToImmutableArray();
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lock (items)
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return items.ToImmutableArray();
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}
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public static ImmutableList<TSource> ToImmutableList<TSource>(this IEnumerable<TSource> items, bool performLock)
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{
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if (!performLock)
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return items.ToImmutableList();
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lock (items)
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return items.ToImmutableList();
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}
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public static void SortByOrdinal<TElement>(this List<TElement> items)
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{
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items.Sort((left, right) =>
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{
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var leftOrdinal = left is Type lt ? lt.GetCustomAttribute<OrdinalAttribute>() : left?.GetType().GetCustomAttribute<OrdinalAttribute>();
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var rightOrdinal = right is Type rt ? rt.GetCustomAttribute<OrdinalAttribute>() : right?.GetType().GetCustomAttribute<OrdinalAttribute>();
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if (leftOrdinal is null && rightOrdinal is null)
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return 0;
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if (leftOrdinal is not null && rightOrdinal is null)
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return -1;
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if (leftOrdinal is null && rightOrdinal is not null)
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return 1;
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if (leftOrdinal?.Value == rightOrdinal?.Value)
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return 0;
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else if (leftOrdinal?.Value < rightOrdinal?.Value)
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return 1;
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else
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return -1;
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});
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}
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public static void SortByPriority<TElement>(this List<TElement> items)
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{
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items.Sort((left, right) =>
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{
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var leftPriority = left is Type lt ? lt.GetCustomAttribute<PriorityAttribute>() : left?.GetType().GetCustomAttribute<PriorityAttribute>();
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var rightPriority = right is Type rt ? rt.GetCustomAttribute<PriorityAttribute>() : right?.GetType().GetCustomAttribute<PriorityAttribute>();
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if (leftPriority is null && rightPriority is null)
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return 0;
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if (leftPriority is not null && rightPriority is null)
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return -1;
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if (leftPriority is null && rightPriority is not null)
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return 1;
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if (leftPriority?.Value == rightPriority?.Value)
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return 0;
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else if (leftPriority?.Value > rightPriority?.Value)
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return -1;
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else
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return 1;
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});
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}
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}
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