# ===========================================
# 班级操行分管理系统 - 后端服务
# 
# 开发者: Canglan
# 联系方式: admin@sea-studio.top
# 版权归属: Sea Network Technology Studio
# 许可证: MIT License
# 
# 版权所有 © Sea Network Technology Studio
# ===========================================

from fastapi import APIRouter, Request, Query
from typing import Optional

from middleware.permission import get_current_user, PermissionChecker
from services.subject_service import SubjectService
from schemas.subject import CreateSubjectRequest, UpdateSubjectRequest
from utils.response import success_response, error_response
from utils.logger import get_logger

router = APIRouter()
logger = get_logger(__name__)


@router.get("/list")
async def get_subjects(
    request: Request,
    is_active: Optional[bool] = None
):
    """
    获取科目列表
    """
    user = await get_current_user(request)
    
    result = await SubjectService.get_subjects(is_active=is_active)
    
    return success_response(data=result)


@router.post("/create")
async def create_subject(request: Request, req: CreateSubjectRequest):
    """
    创建科目（班主任）
    """
    user = await get_current_user(request)
    
    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
    if not is_teacher:
        return error_response(message="仅班主任可创建科目", code=403)
    
    result = await SubjectService.create_subject(
        subject_name=req.subject_name,
        subject_code=req.subject_code,
        sort_order=req.sort_order
    )
    
    if result["success"]:
        return success_response(data=result, message="科目创建成功")
    else:
        return error_response(message=result["message"])


@router.put("/update/{subject_id}")
async def update_subject(
    request: Request,
    subject_id: int,
    req: UpdateSubjectRequest
):
    """
    更新科目（班主任）
    """
    user = await get_current_user(request)
    
    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
    if not is_teacher:
        return error_response(message="仅班主任可更新科目", code=403)
    
    result = await SubjectService.update_subject(
        subject_id=subject_id,
        **req.dict(exclude_none=True)
    )
    
    if result["success"]:
        return success_response(message="科目更新成功")
    else:
        return error_response(message=result["message"])


@router.delete("/delete/{subject_id}")
async def delete_subject(request: Request, subject_id: int):
    """
    删除科目（软删除，班主任）
    """
    user = await get_current_user(request)
    
    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
    if not is_teacher:
        return error_response(message="仅班主任可删除科目", code=403)
    
    result = await SubjectService.delete_subject(subject_id)
    
    if result["success"]:
        return success_response(message="科目已禁用")
    else:
        return error_response(message=result["message"])