import datetime
import json
import os.path

from trans.ExecParam import ExecParam
from service.import_data_service import get_exec_group, get_exec_data
from trans.common.ReadAndSaveTmp import ReadAndSaveTmp
from trans.common.UnzipAndRemove import UnzipAndRemove
from utils.conf.read_conf import read_conf
from utils.log.import_data_log import log_print


class ImportParam(object):

    def __init__(self, data, env_conf, save_db=True):
        results = get_exec_group(data['id'])
        self.executor_history_id = data['id']
        self.executor_history_name = data['name']
        self.tmp_root = read_conf(env_conf, "tmp_base_path", "/tmp")
        self.save_db = save_db

        if results:
            result = results[0]
            self.process_group_name = result['name']
            self.join_type = result['join_type']
            self.process_group_id = data['process_group_id']
            self.tmp_root = os.path.join(self.tmp_root, f'{self.executor_history_id}_{self.executor_history_name}')
            self.out_put_dir = data['out_put_dir']
            self.execotor_list = list()
            for exec_data in json.loads(data['input_dirs']):
                self.execotor_list.append(ExecParam(exec_data, self.tmp_root))
        else:
            log_print(f"通过ID: {data['id']}没有获取到执行器组")
            raise Exception(f"通过ID: {data['id']}没有获取到执行器组")

    def run(self):
        total_begin = datetime.datetime.now()
        log_print(f'开始执行{self.process_group_name}')

        process_count = len(self.execotor_list)
        for index, exec_data in enumerate(self.execotor_list):
            log_print(f'开始执行{exec_data.process_executor}')

            begin = datetime.datetime.now()
            # 移动解压文件
            unzip_and_remove = UnzipAndRemove(self.executor_history_id, process_count, index,
                                              exec_data.path_param, self.save_db)
            unzip_and_remove.run()
            log_print("解压移动文件结束:耗时:", datetime.datetime.now() - begin, "总耗时:",
                      datetime.datetime.now() - total_begin)
            # 读取文件

            begin = datetime.datetime.now()

            read_and_save = ReadAndSaveTmp(self.executor_history_id, process_count, index,
                                           exec_data,
                                           self.out_put_dir if process_count == 1 else exec_data.path_param.get_process_tmp_path(),
                                           self.save_db)

            read_and_save.run()
            log_print("保存数据到临时文件结束,耗时:", datetime.datetime.now() - begin, "总耗时:",
                      datetime.datetime.now() - total_begin)