55 lines
2.1 KiB
C#
55 lines
2.1 KiB
C#
using FileSearch.Logic.Model.Engine;
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using FileSearch.Logic.Model.Entities;
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namespace FileSearch.Logic.Model.CriterionSchemas
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{
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internal class DateCriterion : CriterionBase, ICriterion
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{
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private readonly FileDateOption _dateOption;
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private readonly DateTime? _startDateTime;
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private readonly DateTime? _endDateTime;
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public DateCriterion(FileDateOption dateOption, DateTime? startDateTime, DateTime? endDateTime)
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{
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if (dateOption == FileDateOption.None)
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throw new ArgumentException("There is no date option specified.", "dateOption");
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if (startDateTime == null && endDateTime == null)
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throw new ArgumentException("No start and end date time are specified.");
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_dateOption = dateOption;
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_startDateTime = startDateTime != null ? (DateTime?)startDateTime.Value.ToUniversalTime() : null;
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_endDateTime = endDateTime != null ? (DateTime?)endDateTime.Value.ToUniversalTime() : null;
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}
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public string Name { get { return "Dates"; } }
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public CriterionWeight Weight { get { return CriterionWeight.Medium; } }
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public bool DirectorySupport { get { return true; } }
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public bool FileSupport { get { return true; } }
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public bool IsMatch(FileSystemInfo fileSystemInfo, ICriterionContext context)
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{
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DateTime dateTimeUtc;
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switch (_dateOption)
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{
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case FileDateOption.Accessed:
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dateTimeUtc = fileSystemInfo.LastAccessTimeUtc;
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break;
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case FileDateOption.Changed:
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dateTimeUtc = fileSystemInfo.LastWriteTimeUtc;
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break;
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case FileDateOption.Created:
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dateTimeUtc = fileSystemInfo.CreationTimeUtc;
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break;
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default:
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throw new NotSupportedException();
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}
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return (_startDateTime == null || dateTimeUtc >= _startDateTime.Value)
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&& (_endDateTime == null || dateTimeUtc <= _endDateTime.Value);
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}
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}
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}
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