from typing import Optional, Tuple, Literal, IO, Union
from .common import request, Result, utils, constants
import os

DateTimeTuple = Tuple[str, str]

def find(project_id: Optional[str] = None,
        obs_id: Optional[str] = None,
        level0_id: Optional[str] = None,
        module_id: Literal['MSC', 'IFS', 'MCI', 'HSTDM', 'CPIC'] = 'MSC',
        detector_no: Optional[str] = None,
        file_type: Optional[str] = None,
        filter: Optional[str] = None,
        obs_time: Optional[DateTimeTuple] = None,
        create_time: Optional[DateTimeTuple] = None,
        qc1_status: Optional[int] = None,
        prc_status: Optional[int] = None,
        file_name: Optional[str] = None,
        ra_obj: Optional[int] = None,
        dec_obj: Optional[int] = None,
        radius: Optional[float] = None,
        object_name: Optional[str] = None,
        rss_id: Optional[str] = None,
        cube_id: Optional[str] = None,
        dataset: Optional[str] = None,
        batch_id: Optional[str] = None,
        page: int = 1,
        limit: int = 0) -> Result:
    """
    根据给定的参数搜索1级数据文件记录
    
    Args:
        project_id (Optional[str], optional): 项目ID. Defaults to None.
        obs_id (Optional[str], optional): 观测ID. Defaults to None.
        module_id (Optional[str], optional): 模块ID，如'MSC', 'IFS'. Defaults to None.
        detector_no (Optional[str], optional): 探测器编号. Defaults to None.
        file_type (Optional[str], optional): 文件类型，如'SCI'. Defaults to None.
        filter (Optional[str], optional): 滤光片. Defaults to None.
        obs_time (Optional[DateTimeTuple], optional): 观测时间范围. Defaults to None.
        create_time (Optional[DateTimeTuple], optional): 创建时间范围. Defaults to None.
        qc1_status (Optional[int], optional): QC1状态. Defaults to None.
        prc_status (Optional[int], optional): 处理状态. Defaults to None.
        file_name (Optional[str], optional): 文件名. Defaults to None.
        ra_obj (Optional[int], optional): 目标赤经. Defaults to None.
        dec_obj (Optional[int], optional): 目标赤纬. Defaults to None.
        radius (Optional[float], optional): 搜索半径. Defaults to None.
        object_name (Optional[str], optional): 天体名称. Defaults to None.
        rss_id (Optional[str], optional): RSS ID (IFS) Defaults to None.
        cube_id (Optional[str], optional): Cube ID (IFS). Defaults to None.
        dataset (Optional[str], optional): 数据集名称. Defaults to None.
        batch_id (Optional[str], optional): 批次ID. Defaults to None.
        page (int, optional): 页码. Defaults to 1.
        limit (int, optional): 每页数量. Defaults to 0.
    
    Returns:
        Result: 搜索结果对象.
    
    """

    params = {
        'project_id': project_id,
        'level0_id': level0_id,
        'obs_id': obs_id,
        'module_id': module_id,
        'detector_no': detector_no,
        'file_type': file_type,
        'filter': filter,
        'qc1_status': qc1_status,
        'prc_status': prc_status,
        'file_name': file_name,
        'ra_obj': ra_obj,
        'dec_obj': dec_obj,
        'radius': radius,
        'object_name': object_name,
        'obs_time_start': None,
        'obs_time_end': None,
        'create_time_start': None,
        'create_time_end': None,
        'rss_id': rss_id,
        'cube_id': cube_id,
        'dataset': dataset,
        'batch_id': batch_id,
        'page': page,
        'limit': limit,
    }
    
    if obs_time is not None:
        params['obs_time_start'], params['obs_time_end'] = obs_time
        utils.is_valid_datetime_format(params['obs_time_start']) or not utils.is_valid_datetime_format(params['obs_time_end'])
    if create_time is not None:
        params['create_time_start'], params['create_time_end'] = create_time
        utils.is_valid_datetime_format(params['create_time_start']) or utils.is_valid_datetime_format(params['create_time_end'])
    
    return request.post("/api/level1", params)

def find_by_level1_id(level1_id: str) -> Result:
    """
    通过 level1 的 ID 查询1级数据
    
    Args:
        level1_id (str): 1级数据的ID
    
    Returns:
        Result: 查询结果
    
    """
    return request.get(f"/api/level1/{level1_id}")

def find_by_brick_id(brick_id: int) -> Result:
    """
    通过 brick 的 ID 查询1级数据
    
    Args:
        brick_id (int): 天区ID
    
    Returns:
        Result: 查询结果
    
    """
    return request.get(f"/api/level1/brick/{brick_id}")

def sls_find_by_qc1_status(qc1_status: int, limit: int = 1, batch_id: str = constants.DEFAULT_BATCH_ID) -> Result:
    return request.post(f"/api/level1/sls/qc1_status/{qc1_status}", {'limit': limit, 'batch_id': batch_id})

def update_qc1_status(level1_id: str, file_type: str, qc1_status: int, batch_id: str = constants.DEFAULT_BATCH_ID) -> Result:
    """
    更新1级数据的QC0状态
    
    Args:
        level1_id (str): 1级数据的ID
        file_type (str): 文件类型
        qc1_status (int): QC0状态
        batch_id (str): 批次ID
    
    Returns:
        Result: 更新结果
    """
    return request.put(f"/api/level1/qc1_status/{level1_id}", {'file_type': file_type, 'qc1_status': qc1_status, 'batch_id': batch_id})

def update_prc_status(level1_id: str, file_type: str, prc_status: int, batch_id: str = constants.DEFAULT_BATCH_ID) -> Result:
    """
    更新1级数据的处理状态
    
    Args:
        level1_id (str): 1级数据的ID
        file_type (str): 文件类型
        prc_status (int): 处理状态
        batch_id (str): 批次ID
    
    Returns:
        Result: 操作结果
    """
    return request.put(f"/api/level1/prc_status/{level1_id}", {'file_type': file_type, 'prc_status': prc_status, 'batch_id': batch_id})

def write(local_file: Union[IO, str], 
        module_id: Literal['MSC', 'IFS', 'MCI', 'HSTDM', 'CPIC'],
        level1_id: str,
        file_type: str,
        file_name: str,
        pipeline_id: str,
        pmapname: str,
        build: int,
        level0_id: Optional[str] = None,
        dataset: str = constants.DEFAULT_DATASET,
        batch_id: str = constants.DEFAULT_BATCH_ID,
        **extra_kwargs) -> Result:
    '''
    将本地的1级数据文件写入到DFS中其他参数如rss_id, cube_id等，可通过extra_kwargs传入
    
    Args:
        local_file (Union[IO, str]): 文件路径或文件对象
        module_id ['MSC', 'IFS', 'MCI', 'HSTDM', 'CPIC']其中一个，代表: 模块ID
        level0_id (Optional[str]): 0级数据的ID默认为 None
        level1_id (str): 1级数据的ID
        file_type (str): 文件类型
        file_name (str): 1级数据文件名
        pipeline_id (str): 管线ID
        pmapname (str): CCDS pmap名称
        build (int): 构建号
        dataset (str): 数据集名称
        batch_id (str): 批次ID
        **kwargs: 额外的关键字参数，这些参数将传递给DFS
    
    Returns:
        Result: 操作的结果对象，包含操作是否成功以及相关的错误信息，成功返回data为1级数据对象
    '''
    params = {
        'module_id': module_id, 
        'level0_id': level0_id, 
        'level1_id': level1_id, 
        'file_type': file_type, 
        'file_name': file_name, 
        'pipeline_id': pipeline_id, 
        'pmapname': pmapname, 
        'build': build,
        'dataset': dataset,
        'batch_id': batch_id
    }
    if not dataset or not batch_id:
        raise ValueError("dataset and batch_id is required")
    params.update(extra_kwargs)
    if local_file is None:
        raise ValueError("local_file is required")
    if isinstance(local_file, str):
        if not os.path.exists(local_file):
            raise FileNotFoundError(local_file)        
        return request.post_file("/api/level1/file", local_file, params)
    return request.post_bytesio("/api/level1/file", local_file, params)

def generate_prc_msg(module_id: Literal['MSC', 'IFS', 'MCI', 'HSTDM', 'CPIC'], 
                    level1_id: str, 
                    pipeline_id: Optional[str] = '',
                    dataset: str = constants.DEFAULT_DATASET,
                    batch_id: str = constants.DEFAULT_BATCH_ID) -> Result:
    """
    生成流水线的处理消息
    
    Args:
        module_id (str): 模块ID
        level1_id (str): 1级数据的ID
        pipeline_id (str): 流水管线ID，默认为空字符串
        dataset (str): 数据集
        batch_id (str): 批次ID

    Returns:
        Result: 处理消息生成的结果，是否成功以及相关的错误信息
    
    """
    params = {
        'dataset': dataset,
        'batch_id': batch_id,
        'pipeline_id': pipeline_id,
        'level1_id': level1_id,
    }
    
    return request.put(f"/api/level1/prc/{module_id}", params)

def process_list(level1_id: str) -> Result:
    """
    通过 level1 的 ID 查询1级数据处理记录
    
    Args:
        level1_id (str): 1级数据的ID
    
    Returns:
        Result: 查询结果
    
    """
    return request.get(f"/api/level1/prc/{level1_id}")

def add_process(level1_id: str, 
                pipeline_id: str, 
                run_id: str, 
                dataset: str = constants.DEFAULT_DATASET,
                batch_id: str = constants.DEFAULT_BATCH_ID,
                prc_time: str = utils.get_current_time(),
                prc_status: int = -1024,
                prc_module: str = "",
                message: str = "") -> Result:
    """
    添加1级数据处理记录
    
    Args:
        level1_id (str): 1级数据的ID
        pipeline_id (str): 管线ID
        run_id (str): 运行ID
        dataset (str): 数据集
        batch_id (str): 批次ID
        prc_time (str): 处理时间,格式为"YYYY-MM-DD HH:MM:SS"
        prc_status (int): 处理状态
        prc_module (str): 处理模块
        message (str): 处理消息
    
    Returns:
        Result: 成功后，Result.data为写入记录，失败message为失败原因
    
    """
    params = {
        'level1_id': level1_id,
        'pipeline_id': pipeline_id,
        'run_id': run_id,
        'dataset': dataset,
        'batch_id': batch_id,
        'prc_time': prc_time,
        'prc_status': prc_status,
        'prc_module': prc_module,
        'message': message,
    }
    utils.is_valid_datetime_format(prc_time)
    return request.post("/api/level1/prc", params)