using MongoDB.Bson;
using MongoDB.Bson.Serialization.Attributes;

namespace QuestionsApi.Models;

public sealed class UserProgression
{
    [BsonId, BsonRepresentation(BsonType.ObjectId)] public string? Id { get; set; }
    public string UserId { get; set; } = "";
    public int HighestRankOrdinal { get; set; }
    public DateTime TrackingStartedUtc { get; set; }
    public bool BaselineApplied { get; set; }
    public Dictionary<string, DateTime> EarnedRanksUtc { get; set; } = [];
    public int CurrentHardStreak { get; set; }
    public int BestHardStreak { get; set; }
    public DateTime? BestHardStreakUtc { get; set; }
    public PersonalRecordValue BestTimedBlock { get; set; } = new();
    public PersonalRecordValue SystemsAdvancedWeek { get; set; } = new();
    public PersonalRecordValue ReviewQueueReduction { get; set; } = new();
    public PersonalRecordValue WeakSystemImprovement { get; set; } = new();
    public DateTime UpdatedUtc { get; set; }
}

public sealed class PersonalRecordValue
{
    public int Value { get; set; }
    public int SampleSize { get; set; }
    public string Detail { get; set; } = "";
    public DateTime? AchievedUtc { get; set; }
}

public sealed class ProgressionWeeklySnapshot
{
    [BsonId] public string Id { get; set; } = "";
    public string UserId { get; set; } = "";
    public DateTime WeekStartUtc { get; set; }
    public List<ProgressionSystemSnapshot> OpeningSystems { get; set; } = [];
    public List<ProgressionSystemSnapshot> LatestSystems { get; set; } = [];
    public int OpeningPendingReviews { get; set; }
    public int LatestPendingReviews { get; set; }
    public DateTime UpdatedUtc { get; set; }
}

public sealed class ProgressionSystemSnapshot
{
    public string System { get; set; } = "";
    public int StateOrdinal { get; set; }
    public int MasteryScore { get; set; }
    public int DistinctQuestions { get; set; }
}

public sealed class ProgressionRequirementResponse
{
    public string Key { get; set; } = "";
    public string Label { get; set; } = "";
    public int Current { get; set; }
    public int Required { get; set; }
    public bool Complete => Current >= Required;
}

public sealed class ProgressionRecordResponse
{
    public string Key { get; set; } = "";
    public string Label { get; set; } = "";
    public string Definition { get; set; } = "";
    public int Value { get; set; }
    public int SampleSize { get; set; }
    public string Detail { get; set; } = "";
    public DateTime? AchievedUtc { get; set; }
    public bool TrackingFromLaunch { get; set; }
}

public sealed class ProgressionResponse
{
    public int RankOrdinal { get; set; }
    public int QualifiedRankOrdinal { get; set; }
    public string RankName { get; set; } = "Case Scout";
    public string Division { get; set; } = "III";
    public string DisplayName => $"{RankName} {Division}";
    public DateTime TrackingStartedUtc { get; set; }
    public List<string> EarnedBadges { get; set; } = [];
    public Dictionary<string, DateTime> EarnedRanksUtc { get; set; } = [];
    public List<ProgressionRankResponse> Ladder { get; set; } = [];
    public string? NextRankName { get; set; }
    public string? NextDivision { get; set; }
    public List<ProgressionRequirementResponse> NextRequirements { get; set; } = [];
    public List<ProgressionRecordResponse> Records { get; set; } = [];
}

public sealed class ProgressionRankResponse
{
    public int Ordinal { get; set; }
    public string RankName { get; set; } = "";
    public string Division { get; set; } = "";
    public bool Earned { get; set; }
    public DateTime? EarnedUtc { get; set; }
    public string RequirementSummary { get; set; } = "";
}