#!/usr/bin/env python
import collections
import os
import plistlib
import shutil
import io
from .efun_logger import ef_logger
import datetime
import platform

def recursive_update_dict(des_dic, update_dic):
    for k, v in update_dic.items():
        if isinstance(v, collections.Mapping):
            r = recursive_update_dict(des_dic.get(k, {}), v)
            des_dic[k] = r
        else:
            des_dic[k] = update_dic[k]
    return des_dic

def derect_update_dict(des_dic, update_dic, ignore_empty=True):
    for k, v in update_dic.items():
        if ignore_empty:
            if v:
                des_dic[k] = v
        else:
            des_dic[k] = v
    return des_dic

def str2bool(v):
    try:
        return v.lower() in ("yes", "true", "t", "1", "on")
    except Exception as e:
        ef_logger.exception(e)
        raise e


def datetime_str_iso8601_to_datetime(datetime_str):
    if datetime_str:
        try:
            resultV = datetime.datetime.strptime(datetime_str, '%Y-%m-%dT%H:%M:%S.%f')
        except ValueError:
            resultV = datetime.datetime.strptime(datetime_str, '%Y-%m-%dT%H:%M:%S')
        return resultV


def open_plist_to_dic(file_path):
    dic = {}
    with io.open(file_path, 'rb') as f: #binary mode doesn't take an encoding argument
        dic = plistlib.load(f)
    return dic


def save_dic_to_plist(dic, file_path):
    with io.open(file_path, 'wb') as f: #binary mode doesn't take an encoding argument
        plistlib.dump(dic, f)


def copy_file_dir(src_path, dst_path):#复制文件夹
    try:
        if os.path.exists(src_path):
            if os.path.exists(dst_path) and os.path.isdir(dst_path):
                shutil.rmtree(dst_path)
            shutil.copytree(src_path, dst_path, ignore=shutil.ignore_patterns('*.pyc', '.svn', '.DS_Store'))
            ef_logger.info("copy dir success: %s" %src_path + "\n")
        else:
            ef_logger.info("scrDir is not exists: %s" %src_path + "\n")
    except Exception as err:
        ef_logger.exception(err)


def copy_file(src_file, dst_file):#复制文件
    try:
        if os.path.exists(src_file) and os.path.isfile(src_file):
            if os.path.exists(dst_file) and os.path.isfile(dst_file):
                os.remove(dst_file)

            os.makedirs(os.path.dirname(dst_file), exist_ok=True)
            shutil.copyfile(src_file, dst_file)
            ef_logger.info("copy file success: %s" %src_file + "\n")
        else:
            ef_logger.info("srcFile is not exists: %s" %src_file + "\n")
    except Exception as err:
        ef_logger.exception(err)


# 从源目录复制文件（包括源目录的目录）到目标目录
def copy_file_in_dir(src_dir, dst_dir):
    if os.path.exists(src_dir) and os.path.isdir(src_dir):
       for parent, dirnames, filenames in os.walk(src_dir):    #三个参数：分别返回1.父目录 2.所有文件夹名字（不含路径） 3.所有文件名字
            # for dirname in dirnames:                       #输出文件夹信息
            #     print("parent is:" + parent)
            #     print("dirname is:" + dirname)
            for filename in filenames:                        #输出文件信息
                # print(os.path.relpath(parent, src_dir)) #获取相对路径
                relative_path = os.path.relpath(parent, src_dir)
                _dst_path = os.path.join(dst_dir, relative_path, filename)
                _src_path = os.path.join(parent, filename)
                if os.path.exists(_dst_path) is False:
                    copy_file(_src_path, _dst_path)
                else:
                    ef_logger.warn("复制 %s 到 %s 时，目标文件已存在" %(_src_path, _dst_path))


def copy_res(_src_path, _dst_path):#复制库工程res资源,参数为源res文件夹路径和目标res文件夹路径
    try:
        if os.path.isdir(_src_path):#路径为文件夹时
            for file in os.listdir(_src_path):#遍历
                ef_logger.info("资源文件名 %s" %file)
                _spath = os.path.join(_src_path, file)
                _dpath = os.path.join(_dst_path, file)
                copy_res(_spath, _dpath)#递归，遍历文件

        elif os.path.isfile(_src_path):#路径为文件时
            if(os.path.exists(_dst_path)):
                #raise Exception("复制 %s 到 %s 时，目标文件已存在" %(_src_path, _dst_path))
                ef_logger.warn("复制 %s 到 %s 时，目标文件已存在" %(_src_path, _dst_path))
            else:
                ef_logger.info("开始复制资源,从 %s 到 %s" %(_src_path, _dst_path))
                copy_file(_src_path, _dst_path)

    except Exception as err:
        ef_logger.exception(err)


def copy_assets(scr_assets_dir, dst_assets_dir):
    copy_file_in_dir(scr_assets_dir, dst_assets_dir)

def getCurrentSystem():
    system = platform.system()
    ef_logger.info("当前操作系统为%s" %system)
    return system

# copy_res("C:\\Users\\Efun\\Desktop\\res2\\res", "C:\\Users\\Efun\\Desktop\\res1\\res")