from typing import List
from sqlalchemy.orm import Session
from sqlalchemy import asc, and_
from fastapi.encoders import jsonable_encoder

from app.model.bussiness_model import ProjectDetect, ProjectDetectImg, ProjectDetectLog, ProjectDetectLogImg
from app.model.schemas.project_detect_schemas import ProjectDetectOut, ProjectDetectPager, \
    ProjectDetectImageOut, ProjectDetectImgPager, ProjectDetectLogOut, ProjectDetectLogImgOut
from app.db.page_util import get_pager


def add_detect(detect: ProjectDetect, session: Session):
    """
    新增推理集合
    :param detect:
    :param session:
    :return:
    """
    session.add(detect)
    session.commit()
    return detect


def get_detect_by_id(detect_id: int, session: Session):
    """
    根据id查询训练集合
    :param detect_id:
    :param session:
    :return:
    """
    detect = session.query(ProjectDetect).filter_by(id=detect_id).first()
    detect_out = ProjectDetectOut.from_orm(detect)
    return detect_out


def get_detect_pager(detect_pager: ProjectDetectPager, session: Session):
    """
    查询推理集合分页数据
    :param detect_pager:
    :param session:
    :return:
    """
    query = session.query(ProjectDetect).order_by(asc(ProjectDetect.id))
    filters = [ProjectDetect.project_id == detect_pager.project_id]
    if detect_pager.detect_name is not None:
        filters.append(ProjectDetect.detect_name.ilike(f"%{detect_pager.detect_name}%"))
    query = query.filter(and_(*filters))
    pager = get_pager(query, detect_pager.pagerNum, detect_pager.pagerSize)
    pager.data = [ProjectDetectOut.from_orm(user) for user in pager.data]
    pager.data = jsonable_encoder(pager.data)
    return pager


def get_detect_list(project_id: int, session: Session):
    """
    根据项目id查询所有集合的列表
    :param project_id:
    :param session:
    :return:
    """
    query = session.query(ProjectDetect).filter_by(project_id=project_id).order_by(asc(ProjectDetect.id))
    result = jsonable_encoder(query.all())
    return result


def update_detect_status(detect_id: int, detect_status: int, session: Session):
    """
    更新项目训练状态,如果是已完成的话，train_version自动+1
    :param detect_id:
    :param detect_status: 0-未运行，1-运行中，2-已完成,-1-执行失败
    :param session:
    :return:
    """
    if detect_status == 2:
        session.query(ProjectDetect).filter_by(id=detect_id).update({
            'detect_status': detect_status,
            'detect_version': ProjectDetect.detect_version + 1
        })
    else:
        session.query(ProjectDetect).filter_by(id=detect_id).update({
            'detect_status': detect_status
        })
    session.commit()


def check_img_name(detect_id: int, file_name: str, session: Session):
    """
    校验上传的图片名称是否重名
    :param detect_id:
    :param file_name:
    :param session:
    :return:
    """
    image = session.query(ProjectDetectImg).filter_by(detect_id=detect_id).filter_by(file_name=file_name).first()
    if image is None:
        return True, None
    else:
        return False, image.file_name


def add_detect_imgs(detect_imgs: List[ProjectDetectImg], session: Session):
    """
    添加推理集合中的图片
    :param detect_imgs:
    :param session:
    :return:
    """
    session.add_all(detect_imgs)
    session.commit()


def get_img_list(detect_id: int, session: Session):
    """
    获取训练集合中的图片列表
    :param detect_id:
    :param session:
    :return:
    """
    query = session.query(ProjectDetectImg).filter_by(detect_id=detect_id).order_by(asc(ProjectDetectImg.id))
    image_list = [ProjectDetectImageOut.from_orm(image) for image in query.all()]
    return image_list


def get_img_pager(detect_img_pager: ProjectDetectImgPager, session: Session):
    """
    获取训练集合中的图片列表,返回pager对象
    :param detect_img_pager:
    :param session:
    :return:
    """
    query = session.query(ProjectDetectImg).filter_by(detect_id=detect_img_pager.detect_id)\
        .order_by(asc(ProjectDetectImg.id))
    pager = get_pager(query, detect_img_pager.pagerNum, detect_img_pager.pagerSize)
    pager.data = [ProjectDetectImageOut.from_orm(image) for image in pager.data]
    pager.data = jsonable_encoder(pager.data)
    return pager


def get_detect_img_url(image_id: int, session: Session):
    result = session.query(ProjectDetectImg).filter_by(id=image_id).first()
    sour_url = result.image_url
    thumb_url = result.thumb_image_url
    return sour_url, thumb_url


def add_detect_log(detect_log: ProjectDetectLog, session: Session):
    """
    新增推理记录
    :param detect_log:
    :param session:
    :return:
    """
    session.add(detect_log)
    session.commit()
    return detect_log


def add_detect_log_imgs(detect_log_imgs: List[ProjectDetectLogImg], session: Session):
    """
    新增推理记录中的照片
    :param detect_log_imgs:
    :param session:
    :return:
    """
    session.add_all(detect_log_imgs)
    session.commit()


def get_log_list(detect_id: int, session: Session):
    """
    获取推理记录
    :param detect_id:
    :param session:
    :return:
    """
    query = session.query(ProjectDetectLog).filter_by(detect_id=detect_id).order_by(asc(ProjectDetectLog.id))
    result = [ProjectDetectLogOut.from_orm(log) for log in query.all()]
    return result


def get_log_imgs(log_id: int, session: Session):
    query = session.query(ProjectDetectLogImg).filter_by(log_id=log_id).order_by(asc(ProjectDetectLogImg.id))
    result = [ProjectDetectLogImgOut.from_orm(img) for img in query.all()]
    return result


def get_log_img_url(img_id: int, session: Session):
    result = session.query(ProjectDetectLogImg).filter_by(id=img_id).first()
    if result is None:
        return None
    else:
        return result.image_url