using System;

[Serializable]
public class UserData
{
    public int userId;
    public string username;
    public string email;
    public int studyAbility;
    public int currentLevel;
    public int experience;
    public string token;
}

[Serializable]
public class LoginRequest
{
    public string username;
    public string password;
}

[Serializable]
public class LoginResponse
{
    public bool success;
    public string message;
    public UserData data;
}

[Serializable]
public class UserProfileResponse
{
    public bool success;
    public string message;
    public UserData data;
}

[Serializable]
public class RegisterRequest
{
    public string username;
    public string password;
    public string email;
}

[Serializable]
public class RegisterResponse
{
    public bool success;
    public string message;
    public UserData data;
}

[Serializable]
public class ApiResponse<T>
{
    public bool success;
    public string message;
    public T data;
}

[Serializable]
public class GameSessionData
{
    public int userId;
    public float playTime;
    public int progress;
    public int difficulty;
    public string sessionDate;
}

[Serializable]
public class GameSessionRequest
{
    public float playTime;
    public int progress;
    public int difficulty;
}

[Serializable]
public class GameSessionResponse
{
    public bool success;
    public string message;
    public GameSessionData data;
}

[Serializable]
public class DifficultyConfig
{
    public int difficultyLevel;
    public int studyAbilityMin;
    public int studyAbilityMax;
    public string description;
}

[Serializable]
public class DifficultyConfigResponse
{
    public bool success;
    public string message;
    public DifficultyConfig[] data;
}

[Serializable]
public class QuestionData
{
    public int questionId;
    public string questionText;
    public int correctAnswer;
    public int[] wrongAnswers;
    public int difficulty;
}

[Serializable]
public class QuestionListResponse
{
    public bool success;
    public string message;
    public QuestionData[] data;
}

[Serializable]
public class GameResultRequest
{
    public float playTime;
    public int roomsCompleted;
    public int correctAnswers;
    public int wrongAnswers;
    public int difficulty;
    public bool isCompleted;
    public int goldCollected;
}

[Serializable]
public class GameResultResponse
{
    public bool success;
    public string message;
    public GameResultData data;
}

[Serializable]
public class GameResultData
{
    public int userId;
    public float playTime;
    public int roomsCompleted;
    public int correctAnswers;
    public int wrongAnswers;
    public int difficulty;
    public bool isCompleted;
    public int goldCollected;
    public string createdAt;
    public int previousStudyAbility;
    public int nextStudyAbility;
    public int studyAbilityDelta;
    public int rawStudyAbilityDelta;
    public int targetDifficulty;
    public int nextDifficulty;
    public float performanceScore;
}

[Serializable]
public class StudyAbilityRequest
{
    public int studyAbility;
}

[Serializable]
public class StudyAbilityResponse
{
    public bool success;
    public string message;
    public StudyAbilityData data;
}

[Serializable]
public class StudyAbilityData
{
    public int userId;
    public int studyAbility;
    public int currentLevel;
    public int experience;
}

[Serializable]
public class AchievementSyncRequest
{
    public AchievementSyncItem[] achievements;
}

[Serializable]
public class AchievementSyncItem
{
    public string achievementId;
    public int currentValue;
    public bool isUnlocked;
}

[Serializable]
public class AchievementSyncResponse
{
    public bool success;
    public string message;
    public AchievementSyncData[] data;
}

[Serializable]
public class AchievementSyncData
{
    public string achievementId;
    public int currentValue;
    public bool isUnlocked;
    public string unlockedAt;
}

[Serializable]
public class GetAchievementsResponse
{
    public bool success;
    public string message;
    public AchievementSyncData[] data;
}

[Serializable]
public class QuestionStatsRequest
{
    public int questionId;
    public bool isCorrect;
    public int difficulty;
}

[Serializable]
public class QuestionAttemptRequest
{
    public int questionId;
    public bool isCorrect;
    public int difficulty;
    public string sourceType;
}

[Serializable]
public class QuestionStatsResponse
{
    public bool success;
    public string message;
    public QuestionStatsData data;
}

[Serializable]
public class QuestionStatsData
{
    public int questionId;
    public int totalAttempts;
    public int correctAttempts;
    public float correctRate;
}

[Serializable]
public class BaseResponse
{
    public bool success;
    public string message;
}

[Serializable]
public class AddReviewQuestionRequest
{
    public int questionId;
}

[Serializable]
public class LevelUpRequest
{
    public int currentLevel;
    public int experience;
}

[Serializable]
public class LevelUpResponse
{
    public bool success;
    public string message;
    public LevelUpData data;
}

[Serializable]
public class LevelUpData
{
    public int userId;
    public int currentLevel;
    public int experience;
    public int maxHealth;
    public int attackPower;
}