012-kaopeilian/backend/app/api/v1/team_management.py

"""
团队成员管理 API 路由
提供团队统计、成员列表、成员详情、学习报告等功能
"""

from datetime import datetime, timedelta
from typing import Any, Dict, List, Optional

from fastapi import APIRouter, Depends, HTTPException, Query, status
from sqlalchemy import and_, func, or_, select
from sqlalchemy.ext.asyncio import AsyncSession

from app.core.deps import get_current_active_user as get_current_user, get_db
from app.core.logger import logger
from app.models.course import Course
from app.models.exam import Exam
from app.models.position import Position
from app.models.position_course import PositionCourse
from app.models.position_member import PositionMember
from app.models.practice import PracticeReport, PracticeSession
from app.models.user import User, UserTeam
from app.schemas.base import PaginatedResponse, ResponseModel

router = APIRouter(prefix="/team/management", tags=["team-management"])


async def get_accessible_team_member_ids(
    current_user: User,
    db: AsyncSession
) -> List[int]:
    """获取用户可访问的团队成员ID列表（只返回未删除的用户）"""
    if current_user.role in ['admin', 'manager']:
        # 管理员查看所有团队成员（过滤已删除用户）
        stmt = select(UserTeam.user_id).join(
            User, UserTeam.user_id == User.id
        ).where(
            and_(
                User.is_deleted == False,  # noqa: E712
                User.is_active == True  # noqa: E712
            )
        ).distinct()
        result = await db.execute(stmt)
        return [row[0] for row in result.all()]
    else:
        # 普通用户只查看自己团队的成员
        # 1. 先查询用户所在的团队
        stmt = select(UserTeam.team_id).where(UserTeam.user_id == current_user.id)
        result = await db.execute(stmt)
        team_ids = [row[0] for row in result.all()]
        
        if not team_ids:
            return []
        
        # 2. 查询这些团队的所有成员（过滤已删除用户）
        stmt = select(UserTeam.user_id).join(
            User, UserTeam.user_id == User.id
        ).where(
            and_(
                UserTeam.team_id.in_(team_ids),
                User.is_deleted == False,  # noqa: E712
                User.is_active == True  # noqa: E712
            )
        ).distinct()
        result = await db.execute(stmt)
        return [row[0] for row in result.all()]


def calculate_member_status(
    last_login: Optional[datetime],
    last_exam: Optional[datetime],
    last_practice: Optional[datetime],
    has_ongoing: bool
) -> str:
    """
    计算成员活跃状态
    
    Args:
        last_login: 最后登录时间
        last_exam: 最后考试时间
        last_practice: 最后陪练时间
        has_ongoing: 是否有进行中的活动
    
    Returns:
        状态: active(活跃), learning(学习中), rest(休息)
    """
    # 获取最近活跃时间
    times = [t for t in [last_login, last_exam, last_practice] if t is not None]
    if not times:
        return 'rest'
    
    last_active = max(times)
    thirty_days_ago = datetime.now() - timedelta(days=30)
    
    # 判断状态
    if last_active >= thirty_days_ago:
        if has_ongoing:
            return 'learning'
        else:
            return 'active'
    else:
        return 'rest'


@router.get("/statistics", response_model=ResponseModel)
async def get_team_statistics(
    current_user: User = Depends(get_current_user),
    db: AsyncSession = Depends(get_db),
) -> ResponseModel:
    """
    获取团队统计数据
    
    返回：团队总人数、活跃成员数、平均学习进度、团队平均分
    """
    try:
        # 获取可访问的团队成员ID
        member_ids = await get_accessible_team_member_ids(current_user, db)
        
        # 团队总人数
        team_count = len(member_ids)
        
        if team_count == 0:
            return ResponseModel(
                code=200,
                message="success",
                data={
                    "teamCount": 0,
                    "activeMembers": 0,
                    "avgProgress": 0,
                    "avgScore": 0
                }
            )
        
        # 统计活跃成员数（最近30天有活动）
        thirty_days_ago = datetime.now() - timedelta(days=30)
        
        # 统计最近30天有登录或有考试或有陪练的用户
        active_users_stmt = select(func.count(func.distinct(User.id))).where(
            and_(
                User.id.in_(member_ids),
                or_(
                    User.last_login_at >= thirty_days_ago,
                    User.id.in_(
                        select(Exam.user_id).where(
                            and_(
                                Exam.user_id.in_(member_ids),
                                Exam.created_at >= thirty_days_ago
                            )
                        )
                    ),
                    User.id.in_(
                        select(PracticeSession.user_id).where(
                            and_(
                                PracticeSession.user_id.in_(member_ids),
                                PracticeSession.start_time >= thirty_days_ago
                            )
                        )
                    )
                )
            )
        )
        result = await db.execute(active_users_stmt)
        active_members = result.scalar() or 0
        
        # 计算平均学习进度（每个成员的完成课程/应完成课程的平均值）
        # 统计每个成员的进度，然后计算平均值
        total_progress = 0.0
        members_with_courses = 0
        
        for member_id in member_ids:
            # 获取该成员岗位分配的课程数
            member_courses_stmt = select(
                func.count(func.distinct(PositionCourse.course_id))
            ).select_from(PositionMember).join(
                PositionCourse,
                PositionCourse.position_id == PositionMember.position_id
            ).where(
                and_(
                    PositionMember.user_id == member_id,
                    PositionMember.is_deleted == False  # noqa: E712
                )
            )
            result = await db.execute(member_courses_stmt)
            member_total_courses = result.scalar() or 0
            
            if member_total_courses > 0:
                # 获取该成员已完成（及格）的课程数
                member_completed_stmt = select(
                    func.count(func.distinct(Exam.course_id))
                ).where(
                    and_(
                        Exam.user_id == member_id,
                        Exam.round1_score >= 60,
                        Exam.status.in_(['completed', 'submitted'])
                    )
                )
                result = await db.execute(member_completed_stmt)
                member_completed = result.scalar() or 0
                
                # 计算该成员的进度（最大100%）
                member_progress = min((member_completed / member_total_courses) * 100, 100)
                total_progress += member_progress
                members_with_courses += 1
        
        avg_progress = round(total_progress / members_with_courses, 1) if members_with_courses > 0 else 0.0
        
        # 计算团队平均分（使用round1_score）
        avg_score_stmt = select(func.avg(Exam.round1_score)).where(
            and_(
                Exam.user_id.in_(member_ids),
                Exam.round1_score.isnot(None),
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(avg_score_stmt)
        avg_score_value = result.scalar()
        avg_score = round(float(avg_score_value), 1) if avg_score_value else 0.0
        
        data = {
            "teamCount": team_count,
            "activeMembers": active_members,
            "avgProgress": avg_progress,
            "avgScore": avg_score
        }
        
        return ResponseModel(code=200, message="success", data=data)
        
    except Exception as e:
        logger.error(f"获取团队统计失败: {e}", exc_info=True)
        return ResponseModel(code=500, message=f"获取团队统计失败: {str(e)}", data=None)


@router.get("/members", response_model=ResponseModel[PaginatedResponse])
async def get_team_members(
    page: int = Query(1, ge=1, description="页码"),
    size: int = Query(20, ge=1, le=100, description="每页数量"),
    search_text: Optional[str] = Query(None, description="搜索姓名、岗位"),
    status: Optional[str] = Query(None, description="筛选状态: active/learning/rest"),
    position: Optional[str] = Query(None, description="筛选岗位"),
    current_user: User = Depends(get_current_user),
    db: AsyncSession = Depends(get_db),
) -> ResponseModel:
    """
    获取团队成员列表（带筛选、搜索、分页）
    
    返回成员基本信息、学习进度、成绩、学习时长等
    """
    try:
        # 获取可访问的团队成员ID
        member_ids = await get_accessible_team_member_ids(current_user, db)
        
        if not member_ids:
            return ResponseModel(
                code=200,
                message="success",
                data=PaginatedResponse(
                    items=[],
                    total=0,
                    page=page,
                    page_size=size,
                    pages=0
                )
            )
        
        # 构建基础查询
        stmt = select(User).where(
            and_(
                User.id.in_(member_ids),
                User.is_deleted == False  # noqa: E712
            )
        )
        
        # 搜索条件（姓名）
        if search_text:
            like_pattern = f"%{search_text}%"
            stmt = stmt.where(
                or_(
                    User.full_name.ilike(like_pattern),
                    User.username.ilike(like_pattern)
                )
            )
        
        # 先获取所有符合条件的用户，然后在Python中过滤状态和岗位
        result = await db.execute(stmt)
        all_users = result.scalars().all()
        
        # 为每个用户计算详细信息
        member_list = []
        thirty_days_ago = datetime.now() - timedelta(days=30)
        
        for user in all_users:
            # 获取用户岗位
            position_stmt = select(Position.name).select_from(PositionMember).join(
                Position,
                Position.id == PositionMember.position_id
            ).where(
                and_(
                    PositionMember.user_id == user.id,
                    PositionMember.is_deleted == False  # noqa: E712
                )
            ).limit(1)
            result = await db.execute(position_stmt)
            position_name = result.scalar()
            
            # 如果有岗位筛选且不匹配，跳过
            if position and position_name != position:
                continue
            
            # 获取最近考试时间
            last_exam_stmt = select(func.max(Exam.created_at)).where(
                Exam.user_id == user.id
            )
            result = await db.execute(last_exam_stmt)
            last_exam = result.scalar()
            
            # 获取最近陪练时间
            last_practice_stmt = select(func.max(PracticeSession.start_time)).where(
                PracticeSession.user_id == user.id
            )
            result = await db.execute(last_practice_stmt)
            last_practice = result.scalar()
            
            # 检查是否有进行中的活动
            has_ongoing_stmt = select(func.count(Exam.id)).where(
                and_(
                    Exam.user_id == user.id,
                    Exam.status == 'started'
                )
            )
            result = await db.execute(has_ongoing_stmt)
            has_ongoing = (result.scalar() or 0) > 0
            
            # 计算状态
            member_status = calculate_member_status(
                user.last_login_at,
                last_exam,
                last_practice,
                has_ongoing
            )
            
            # 如果有状态筛选且不匹配，跳过
            if status and member_status != status:
                continue
            
            # 统计学习进度
            # 1. 获取岗位分配的课程总数
            total_courses_stmt = select(
                func.count(func.distinct(PositionCourse.course_id))
            ).select_from(PositionMember).join(
                PositionCourse,
                PositionCourse.position_id == PositionMember.position_id
            ).where(
                and_(
                    PositionMember.user_id == user.id,
                    PositionMember.is_deleted == False  # noqa: E712
                )
            )
            result = await db.execute(total_courses_stmt)
            total_courses = result.scalar() or 0
            
            # 2. 统计已完成的考试（及格）
            completed_courses_stmt = select(
                func.count(func.distinct(Exam.course_id))
            ).where(
                and_(
                    Exam.user_id == user.id,
                    Exam.round1_score >= 60,
                    Exam.status.in_(['completed', 'submitted'])
                )
            )
            result = await db.execute(completed_courses_stmt)
            completed_courses = result.scalar() or 0
            
            # 3. 计算进度
            progress = 0
            if total_courses > 0:
                progress = int((completed_courses / total_courses) * 100)
            
            # 统计平均成绩
            avg_score_stmt = select(func.avg(Exam.round1_score)).where(
                and_(
                    Exam.user_id == user.id,
                    Exam.round1_score.isnot(None),
                    Exam.status.in_(['completed', 'submitted'])
                )
            )
            result = await db.execute(avg_score_stmt)
            avg_score_value = result.scalar()
            avg_score = round(float(avg_score_value), 1) if avg_score_value else 0.0
            
            # 统计学习时长（考试时长+陪练时长）
            exam_time_stmt = select(
                func.coalesce(func.sum(Exam.duration_minutes), 0)
            ).where(Exam.user_id == user.id)
            result = await db.execute(exam_time_stmt)
            exam_minutes = float(result.scalar() or 0)
            
            practice_time_stmt = select(
                func.coalesce(func.sum(PracticeSession.duration_seconds), 0)
            ).where(
                and_(
                    PracticeSession.user_id == user.id,
                    PracticeSession.status == 'completed'
                )
            )
            result = await db.execute(practice_time_stmt)
            practice_seconds = float(result.scalar() or 0)
            
            total_hours = round(exam_minutes / 60 + practice_seconds / 3600, 1)
            
            # 获取最近活跃时间
            active_times = [t for t in [user.last_login_at, last_exam, last_practice] if t is not None]
            last_active = max(active_times).strftime("%Y-%m-%d %H:%M") if active_times else "-"
            
            member_list.append({
                "id": user.id,
                "name": user.full_name or user.username,
                "avatar": user.avatar_url or "",
                "position": position_name or "未分配岗位",
                "status": member_status,
                "progress": progress,
                "completedCourses": completed_courses,
                "totalCourses": total_courses,
                "avgScore": avg_score,
                "studyTime": total_hours,
                "lastActive": last_active,
                "joinTime": user.created_at.strftime("%Y-%m-%d") if user.created_at else "-",
                "email": user.email or "",
                "phone": user.phone or "",
                "passRate": 100 if completed_courses > 0 else 0  # 简化计算
            })
        
        # 分页
        total = len(member_list)
        pages = (total + size - 1) // size if size > 0 else 0
        start = (page - 1) * size
        end = start + size
        items = member_list[start:end]
        
        return ResponseModel(
            code=200,
            message="success",
            data=PaginatedResponse(
                items=items,
                total=total,
                page=page,
                page_size=size,
                pages=pages
            )
        )
        
    except Exception as e:
        logger.error(f"获取团队成员列表失败: {e}", exc_info=True)
        return ResponseModel(
            code=500,
            message=f"获取团队成员列表失败: {str(e)}",
            data=None
        )


@router.get("/members/{member_id}/detail", response_model=ResponseModel)
async def get_member_detail(
    member_id: int,
    current_user: User = Depends(get_current_user),
    db: AsyncSession = Depends(get_db),
) -> ResponseModel:
    """
    获取成员详情
    
    返回完整的成员信息和最近学习记录
    """
    try:
        # 权限检查：确保member_id在可访问范围内
        accessible_ids = await get_accessible_team_member_ids(current_user, db)
        if member_id not in accessible_ids:
            return ResponseModel(
                code=403,
                message="无权访问该成员信息",
                data=None
            )
        
        # 获取用户基本信息
        stmt = select(User).where(
            and_(
                User.id == member_id,
                User.is_deleted == False  # noqa: E712
            )
        )
        result = await db.execute(stmt)
        user = result.scalar_one_or_none()
        
        if not user:
            return ResponseModel(code=404, message="成员不存在", data=None)
        
        # 获取岗位
        position_stmt = select(Position.name).select_from(PositionMember).join(
            Position,
            Position.id == PositionMember.position_id
        ).where(
            and_(
                PositionMember.user_id == user.id,
                PositionMember.is_deleted == False  # noqa: E712
            )
        ).limit(1)
        result = await db.execute(position_stmt)
        position_name = result.scalar() or "未分配岗位"
        
        # 计算状态
        last_exam_stmt = select(func.max(Exam.created_at)).where(Exam.user_id == user.id)
        result = await db.execute(last_exam_stmt)
        last_exam = result.scalar()
        
        last_practice_stmt = select(func.max(PracticeSession.start_time)).where(
            PracticeSession.user_id == user.id
        )
        result = await db.execute(last_practice_stmt)
        last_practice = result.scalar()
        
        has_ongoing_stmt = select(func.count(Exam.id)).where(
            and_(
                Exam.user_id == user.id,
                Exam.status == 'started'
            )
        )
        result = await db.execute(has_ongoing_stmt)
        has_ongoing = (result.scalar() or 0) > 0
        
        member_status = calculate_member_status(
            user.last_login_at,
            last_exam,
            last_practice,
            has_ongoing
        )
        
        # 统计学习数据
        # 学习时长
        exam_time_stmt = select(func.coalesce(func.sum(Exam.duration_minutes), 0)).where(
            Exam.user_id == user.id
        )
        result = await db.execute(exam_time_stmt)
        exam_minutes = result.scalar() or 0
        
        practice_time_stmt = select(
            func.coalesce(func.sum(PracticeSession.duration_seconds), 0)
        ).where(
            and_(
                PracticeSession.user_id == user.id,
                PracticeSession.status == 'completed'
            )
        )
        result = await db.execute(practice_time_stmt)
        practice_seconds = result.scalar() or 0
        
        study_time = round(exam_minutes / 60 + practice_seconds / 3600, 1)
        
        # 完成课程数
        completed_courses_stmt = select(
            func.count(func.distinct(Exam.course_id))
        ).where(
            and_(
                Exam.user_id == user.id,
                Exam.round1_score >= 60,
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(completed_courses_stmt)
        completed_courses = result.scalar() or 0
        
        # 平均成绩
        avg_score_stmt = select(func.avg(Exam.round1_score)).where(
            and_(
                Exam.user_id == user.id,
                Exam.round1_score.isnot(None),
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(avg_score_stmt)
        avg_score_value = result.scalar()
        avg_score = round(float(avg_score_value), 1) if avg_score_value else 0.0
        
        # 通过率
        total_exams_stmt = select(func.count(Exam.id)).where(
            and_(
                Exam.user_id == user.id,
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(total_exams_stmt)
        total_exams = result.scalar() or 0
        
        passed_exams_stmt = select(func.count(Exam.id)).where(
            and_(
                Exam.user_id == user.id,
                Exam.round1_score >= 60,
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(passed_exams_stmt)
        passed_exams = result.scalar() or 0
        
        pass_rate = round((passed_exams / total_exams) * 100) if total_exams > 0 else 0
        
        # 获取最近学习记录（最近10条考试和陪练）
        recent_records = []
        
        # 考试记录
        exam_records_stmt = (
            select(Exam, Course.name.label('course_name'))
            .join(Course, Course.id == Exam.course_id)
            .where(
                and_(
                    Exam.user_id == user.id,
                    Exam.status.in_(['completed', 'submitted'])
                )
            )
            .order_by(Exam.updated_at.desc())
            .limit(10)
        )
        result = await db.execute(exam_records_stmt)
        exam_records = result.all()
        
        for exam, course_name in exam_records:
            score = exam.round1_score or 0
            record_type = "success" if score >= 60 else "danger"
            recent_records.append({
                "id": f"exam_{exam.id}",
                "time": exam.updated_at.strftime("%Y-%m-%d %H:%M"),
                "content": f"完成《{course_name}》课程考试，成绩：{int(score)}分",
                "type": record_type
            })
        
        # 陪练记录
        practice_records_stmt = (
            select(PracticeSession)
            .where(
                and_(
                    PracticeSession.user_id == user.id,
                    PracticeSession.status == 'completed'
                )
            )
            .order_by(PracticeSession.end_time.desc())
            .limit(5)
        )
        result = await db.execute(practice_records_stmt)
        practice_records = result.scalars().all()
        
        for session in practice_records:
            recent_records.append({
                "id": f"practice_{session.id}",
                "time": session.end_time.strftime("%Y-%m-%d %H:%M") if session.end_time else "",
                "content": "参加AI陪练训练",
                "type": "primary"
            })
        
        # 按时间排序
        recent_records.sort(key=lambda x: x['time'], reverse=True)
        recent_records = recent_records[:10]
        
        data = {
            "id": user.id,
            "name": user.full_name or user.username,
            "avatar": user.avatar_url or "",
            "position": position_name,
            "status": member_status,
            "joinTime": user.created_at.strftime("%Y-%m-%d") if user.created_at else "-",
            "email": user.email or "",
            "phone": user.phone or "",
            "studyTime": study_time,
            "completedCourses": completed_courses,
            "avgScore": avg_score,
            "passRate": pass_rate,
            "recentRecords": recent_records
        }
        
        return ResponseModel(code=200, message="success", data=data)
        
    except Exception as e:
        logger.error(f"获取成员详情失败: {e}", exc_info=True)
        return ResponseModel(
            code=500,
            message=f"获取成员详情失败: {str(e)}",
            data=None
        )


@router.get("/members/{member_id}/report", response_model=ResponseModel)
async def get_member_report(
    member_id: int,
    current_user: User = Depends(get_current_user),
    db: AsyncSession = Depends(get_db),
) -> ResponseModel:
    """
    获取成员学习报告
    
    返回学习概览、30天进度趋势、能力评估、详细学习记录
    """
    try:
        # 权限检查
        accessible_ids = await get_accessible_team_member_ids(current_user, db)
        if member_id not in accessible_ids:
            return ResponseModel(code=403, message="无权访问该成员信息", data=None)
        
        # 获取用户信息
        stmt = select(User).where(
            and_(
                User.id == member_id,
                User.is_deleted == False  # noqa: E712
            )
        )
        result = await db.execute(stmt)
        user = result.scalar_one_or_none()
        
        if not user:
            return ResponseModel(code=404, message="成员不存在", data=None)
        
        # 1. 报告概览
        # 学习总时长
        exam_time_stmt = select(func.coalesce(func.sum(Exam.duration_minutes), 0)).where(
            Exam.user_id == user.id
        )
        result = await db.execute(exam_time_stmt)
        exam_minutes = result.scalar() or 0
        
        practice_time_stmt = select(
            func.coalesce(func.sum(PracticeSession.duration_seconds), 0)
        ).where(
            and_(
                PracticeSession.user_id == user.id,
                PracticeSession.status == 'completed'
            )
        )
        result = await db.execute(practice_time_stmt)
        practice_seconds = result.scalar() or 0
        
        total_hours = round(exam_minutes / 60 + practice_seconds / 3600, 1)
        
        # 完成课程数
        completed_courses_stmt = select(
            func.count(func.distinct(Exam.course_id))
        ).where(
            and_(
                Exam.user_id == user.id,
                Exam.round1_score >= 60,
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(completed_courses_stmt)
        completed_courses = result.scalar() or 0
        
        # 平均成绩
        avg_score_stmt = select(func.avg(Exam.round1_score)).where(
            and_(
                Exam.user_id == user.id,
                Exam.round1_score.isnot(None),
                Exam.status.in_(['completed', 'submitted'])
            )
        )
        result = await db.execute(avg_score_stmt)
        avg_score_value = result.scalar()
        avg_score = round(float(avg_score_value), 1) if avg_score_value else 0.0
        
        # 学习排名（简化：在团队中的排名）
        # TODO: 实现真实排名计算
        ranking = "第5名"
        
        overview = [
            {
                "label": "学习总时长",
                "value": f"{total_hours}小时",
                "icon": "Clock",
                "color": "#667eea",
                "bgColor": "rgba(102, 126, 234, 0.1)"
            },
            {
                "label": "完成课程",
                "value": f"{completed_courses}门",
                "icon": "CircleCheck",
                "color": "#67c23a",
                "bgColor": "rgba(103, 194, 58, 0.1)"
            },
            {
                "label": "平均成绩",
                "value": f"{avg_score}分",
                "icon": "Trophy",
                "color": "#e6a23c",
                "bgColor": "rgba(230, 162, 60, 0.1)"
            },
            {
                "label": "学习排名",
                "value": ranking,
                "icon": "Medal",
                "color": "#f56c6c",
                "bgColor": "rgba(245, 108, 108, 0.1)"
            }
        ]
        
        # 2. 30天学习进度趋势
        thirty_days_ago = datetime.now() - timedelta(days=30)
        dates = []
        progress_data = []
        
        for i in range(30):
            date = thirty_days_ago + timedelta(days=i)
            dates.append(date.strftime("%m-%d"))
            
            # 统计该日期之前完成的考试数
            cumulative_exams_stmt = select(func.count(Exam.id)).where(
                and_(
                    Exam.user_id == user.id,
                    Exam.created_at <= date,
                    Exam.status.in_(['completed', 'submitted'])
                )
            )
            result = await db.execute(cumulative_exams_stmt)
            cumulative = result.scalar() or 0
            
            # 进度 = 累计考试数 * 10（简化计算）
            progress = min(cumulative * 10, 100)
            progress_data.append(progress)
        
        # 3. 能力评估（从陪练报告聚合）
        ability_stmt = select(PracticeReport.ability_dimensions).where(
            PracticeReport.user_id == user.id
        )
        result = await db.execute(ability_stmt)
        all_dimensions = result.scalars().all()
        
        abilities = []
        if all_dimensions:
            # 聚合能力数据
            ability_scores: Dict[str, List[float]] = {}
            
            for dimensions in all_dimensions:
                if dimensions:
                    for dim in dimensions:
                        name = dim.get('name', '')
                        score = dim.get('score', 0)
                        if name:
                            if name not in ability_scores:
                                ability_scores[name] = []
                            ability_scores[name].append(float(score))
            
            # 计算平均分
            for name, scores in ability_scores.items():
                avg = sum(scores) / len(scores)
                description = "表现良好" if avg >= 80 else "需要加强"
                abilities.append({
                    "name": name,
                    "score": int(avg),
                    "description": description
                })
        else:
            # 默认能力评估
            default_abilities = [
                {"name": "沟通表达", "score": 0, "description": "暂无数据"},
                {"name": "需求挖掘", "score": 0, "description": "暂无数据"},
                {"name": "产品知识", "score": 0, "description": "暂无数据"},
                {"name": "成交技巧", "score": 0, "description": "暂无数据"}
            ]
            abilities = default_abilities
        
        # 4. 详细学习记录（最近20条）
        records = []
        
        # 考试记录
        exam_records_stmt = (
            select(Exam, Course.name.label('course_name'))
            .join(Course, Course.id == Exam.course_id)
            .where(
                and_(
                    Exam.user_id == user.id,
                    Exam.status.in_(['completed', 'submitted'])
                )
            )
            .order_by(Exam.updated_at.desc())
            .limit(20)
        )
        result = await db.execute(exam_records_stmt)
        exam_records = result.all()
        
        for exam, course_name in exam_records:
            score = exam.round1_score or 0
            records.append({
                "date": exam.updated_at.strftime("%Y-%m-%d"),
                "course": course_name,
                "duration": exam.duration_minutes or 0,
                "score": int(score),
                "status": "completed"
            })
        
        data = {
            "overview": overview,
            "progressTrend": {
                "dates": dates,
                "data": progress_data
            },
            "abilities": abilities,
            "records": records[:20]
        }
        
        return ResponseModel(code=200, message="success", data=data)
        
    except Exception as e:
        logger.error(f"获取成员学习报告失败: {e}", exc_info=True)
        return ResponseModel(
            code=500,
            message=f"获取成员学习报告失败: {str(e)}",
            data=None
        )