Add clinical progression ranks and records

api/QuestionsApi/Models/CreditModels.cs

@@ -112,6 +112,7 @@ public static class CreditReasonCodes
     public const string SessionGoalComplete = "session_goal_complete";
     public const string DailyMissionComplete = "daily_mission_complete";
     public const string WeeklyGoalComplete = "weekly_goal_complete";
+    public const string RankPromotion = "rank_promotion";
     public const string Purchase = "purchase";
 }
 

api/QuestionsApi/Models/DashboardModels.cs

@@ -31,6 +31,7 @@ public sealed class DashboardResponse
     public List<DashboardSystemPerformance> Systems { get; set; } = [];
     public List<DashboardActivityDay> WeeklyActivity { get; set; } = [];
     public List<DashboardRecentActivity> RecentActivity { get; set; } = [];
+    public ProgressionResponse? Progression { get; set; }
 }
 
 public sealed class DashboardTrendPoint

api/QuestionsApi/Models/ExamSimulation.cs

@@ -121,6 +121,7 @@ public class ExamSimulationStateResponse
     public List<CreditAward> CreditAwards { get; set; } = [];
     public StudySessionProgress? StudySessionProgress { get; set; }
     public StudySessionSummary? SessionSummary { get; set; }
+    public ProgressionResponse? Progression { get; set; }
 }
 
 public class ExamSimulationReadinessResponse

api/QuestionsApi/Models/ProgressionModels.cs

@@ -0,0 +1,98 @@
+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; } = "";
+}

api/QuestionsApi/Models/QuestionResponse.cs

@@ -150,6 +150,7 @@ public class FirstQuestionAttemptResponse
     public StudySessionProgress? StudySessionProgress { get; set; }
     public StudySessionSummary? SessionSummary { get; set; }
     public DailyMissionSetResponse? DailyMissions { get; set; }
+    public ProgressionResponse? Progression { get; set; }
 }
 
 public class SkipQuestionResponse
@@ -159,6 +160,7 @@ public class SkipQuestionResponse
     public Dictionary<string, int> ChoiceSelectionPercentages { get; set; } = [];
     public int QuestionElo { get; set; } = 1000;
     public RatingChangeResponse? Rating { get; set; }
+    public ProgressionResponse? Progression { get; set; }
 }
 
 public static class RatingCategory

api/QuestionsApi/Models/ReviewQueueModels.cs

@@ -87,6 +87,7 @@ public sealed class ReviewQueueAttemptResponse
     public StudySessionProgress? StudySessionProgress { get; set; }
     public StudySessionSummary? SessionSummary { get; set; }
     public DailyMissionSetResponse? DailyMissions { get; set; }
+    public ProgressionResponse? Progression { get; set; }
 }
 
 public sealed class ReviewQueueRecordResult