35 lines
668 B
C#
35 lines
668 B
C#
namespace WatchIt.Common.Model.Rating;
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public class RatingResponseBuilder
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{
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#region FIELDS
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private long _sum;
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private long _count;
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#endregion
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#region CONSTRUCTORS
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private RatingResponseBuilder() { }
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public static RatingResponseBuilder Initialize() => new RatingResponseBuilder();
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#endregion
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#region PUBLIC METHODS
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public RatingResponseBuilder Add<T>(IEnumerable<T> collection, Func<T, short> selector)
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{
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_sum += collection.Sum(x => selector(x));
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_count += collection.Count();
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return this;
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}
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public RatingResponse Build() => new RatingResponse(_sum, _count);
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#endregion
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} |