124 lines
3.1 KiB
C#
124 lines
3.1 KiB
C#
namespace DramaLing.Api.Models.Configuration;
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/// <summary>
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/// 智能複習系統配置選項
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/// </summary>
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public class SpacedRepetitionOptions
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{
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public const string SectionName = "SpacedRepetition";
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/// <summary>
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/// 間隔增長係數 (基於演算法規格書)
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/// </summary>
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public GrowthFactors GrowthFactors { get; set; } = new();
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/// <summary>
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/// 逾期懲罰係數
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/// </summary>
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public OverduePenalties OverduePenalties { get; set; } = new();
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/// <summary>
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/// 記憶衰減率 (每天百分比)
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/// </summary>
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public double MemoryDecayRate { get; set; } = 0.05;
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/// <summary>
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/// 最大間隔天數
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/// </summary>
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public int MaxInterval { get; set; } = 365;
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/// <summary>
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/// A1學習者保護門檻
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/// </summary>
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public int A1ProtectionLevel { get; set; } = 20;
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/// <summary>
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/// 新用戶預設程度
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/// </summary>
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public int DefaultUserLevel { get; set; } = 50;
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}
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/// <summary>
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/// 間隔增長係數配置
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/// </summary>
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public class GrowthFactors
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{
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/// <summary>
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/// 短期間隔係數 (≤7天)
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/// </summary>
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public double ShortTerm { get; set; } = 1.8;
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/// <summary>
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/// 中期間隔係數 (8-30天)
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/// </summary>
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public double MediumTerm { get; set; } = 1.4;
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/// <summary>
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/// 長期間隔係數 (31-90天)
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/// </summary>
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public double LongTerm { get; set; } = 1.2;
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/// <summary>
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/// 超長期間隔係數 (>90天)
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/// </summary>
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public double VeryLongTerm { get; set; } = 1.1;
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/// <summary>
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/// 根據當前間隔獲取增長係數
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/// </summary>
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/// <param name="currentInterval">當前間隔天數</param>
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/// <returns>對應的增長係數</returns>
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public double GetGrowthFactor(int currentInterval)
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{
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return currentInterval switch
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{
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<= 7 => ShortTerm,
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<= 30 => MediumTerm,
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<= 90 => LongTerm,
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_ => VeryLongTerm
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};
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}
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}
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/// <summary>
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/// 逾期懲罰係數配置
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/// </summary>
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public class OverduePenalties
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{
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/// <summary>
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/// 輕度逾期係數 (1-3天)
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/// </summary>
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public double Light { get; set; } = 0.9;
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/// <summary>
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/// 中度逾期係數 (4-7天)
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/// </summary>
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public double Medium { get; set; } = 0.75;
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/// <summary>
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/// 重度逾期係數 (8-30天)
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/// </summary>
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public double Heavy { get; set; } = 0.5;
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/// <summary>
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/// 極度逾期係數 (>30天)
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/// </summary>
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public double Extreme { get; set; } = 0.3;
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/// <summary>
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/// 根據逾期天數獲取懲罰係數
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/// </summary>
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/// <param name="overdueDays">逾期天數</param>
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/// <returns>對應的懲罰係數</returns>
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public double GetPenaltyFactor(int overdueDays)
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{
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return overdueDays switch
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{
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<= 0 => 1.0, // 準時，無懲罰
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<= 3 => Light, // 輕度逾期
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<= 7 => Medium, // 中度逾期
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<= 30 => Heavy, // 重度逾期
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_ => Extreme // 極度逾期
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};
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}
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} |