tiku-backend.net/Tiku.Application/Learning/LearningActivityModels.cs

using System.Text.Json;
using Tiku.Domain.Content;
using Tiku.Domain.Learning;

namespace Tiku.Application.Learning;

public sealed record LearningActor(Guid TenantId, Guid UserId);

public sealed record LearningList<TItem>(IReadOnlyCollection<TItem> Items);

public sealed record SubmitAnswerCommand(
    Guid QuestionId,
    Guid? PracticeSessionId,
    IReadOnlyCollection<string>? SelectedOptions,
    string? AnswerText,
    bool? SelfJudgedCorrect);

public sealed record QuestionActionCommand(Guid QuestionId, bool? Favorite);

public sealed record WordProgressCommand(
    Guid WordId,
    string? Status,
    int? CorrectDelta,
    int? WrongDelta,
    DateTimeOffset? NextReviewAt);

public sealed record FavoriteWordCommand(Guid WordId, bool? Favorite, string? Note);

public sealed record LearningLimitFilter(int? Limit = null, string? Status = null, Guid? UnitId = null);

public sealed record PracticeSessionCommand(
    string? Mode,
    string? TargetType,
    Guid? TargetId,
    Guid? BlueprintId,
    Guid? CollectionId,
    Guid? EntryId,
    Guid? ContentNodeId,
    int? QuestionLimit,
    int? DurationMinutes,
    decimal? TotalScore,
    JsonElement Metadata);

public sealed record PracticeSessionFilter(
    Guid? PracticeSessionId = null,
    Guid? BlueprintId = null,
    string? Mode = null,
    string? Status = null,
    int? Limit = null);

public sealed record AnswerRecordItem(
    Guid Id,
    Guid QuestionId,
    Guid? QuestionVersionId,
    Guid? PracticeSessionId,
    JsonElement SelectedOptions,
    string? AnswerText,
    bool? IsCorrect,
    DateTimeOffset AnsweredAt);

public sealed record FavoriteQuestionItem(
    Guid QuestionId,
    string Source,
    DateTimeOffset CreatedAt);

public sealed record WrongQuestionItem(
    Guid QuestionId,
    int WrongCount,
    DateTimeOffset LastWrongAt,
    DateTimeOffset? ResolvedAt);

public sealed record WordProgressItem(
    Guid WordId,
    WordProgressStatus Status,
    int CorrectCount,
    int WrongCount,
    DateTimeOffset? LastReviewAt,
    DateTimeOffset? NextReviewAt,
    int ReviewCount,
    int CorrectStreak,
    WordReviewResult? LastResult,
    WordDueLevel DueLevel,
    JsonElement Metadata);

public sealed record FavoriteWordItem(
    Guid WordId,
    string? Note,
    DateTimeOffset? FavoritedAt);

public sealed record LearningActionResult(bool Ok, bool? IsFavorite = null);

public sealed record PracticeSessionItem(
    Guid Id,
    string Mode,
    string? TargetType,
    Guid? TargetId,
    Guid? BlueprintId,
    Guid? CollectionId,
    Guid? EntryId,
    Guid? ContentNodeId,
    JsonElement QuestionIds,
    int QuestionCount,
    int? DurationMinutes,
    decimal? TotalScore,
    PracticeAccessMode AccessMode,
    Guid? AccessEntitlementId,
    int ConsumedFreeQuota,
    JsonElement AccessSnapshot,
    DateTimeOffset StartedAt,
    DateTimeOffset? FinishedAt,
    DateTimeOffset? ExpiresAt,
    JsonElement Metadata,
    string Status);

public sealed record PracticeSessionDetailItem(
    PracticeSessionItem Session,
    IReadOnlyCollection<PracticeSessionQuestionItem> Questions,
    IReadOnlyDictionary<Guid, AnswerRecordItem> AnswersByQuestion);

public sealed record PracticeSessionQuestionItem(
    Guid Id,
    string Type,
    string? TypeLabel,
    int? Difficulty,
    JsonElement Tags,
    Guid? VersionId,
    string? Content,
    JsonElement Options,
    string? Explanation);

public sealed record PracticeSessionReportItem(
    Guid Id,
    Guid PracticeSessionId,
    Guid? BlueprintId,
    Guid? CollectionId,
    string Mode,
    int TotalQuestions,
    int AnsweredCount,
    int CorrectCount,
    int WrongCount,
    int UnansweredCount,
    decimal Score,
    decimal TotalScore,
    decimal Accuracy,
    int DurationSeconds,
    DateTimeOffset? StartedAt,
    DateTimeOffset SubmittedAt,
    JsonElement SectionStats,
    JsonElement QuestionResults,
    JsonElement WrongQuestionIds,
    JsonElement Metadata);

public sealed record PracticeHistoryItem(
    Guid Id,
    string Mode,
    string? TargetType,
    Guid? TargetId,
    Guid? BlueprintId,
    Guid? CollectionId,
    Guid? EntryId,
    Guid? ContentNodeId,
    int QuestionCount,
    int AnsweredCount,
    int CorrectCount,
    int WrongCount,
    DateTimeOffset StartedAt,
    DateTimeOffset? FinishedAt,
    DateTimeOffset? ExpiresAt,
    string Status,
    Guid? ReportId,
    decimal? Score,
    decimal? ReportTotalScore,
    decimal? Accuracy);