# -*- coding: utf-8 -*-
from math import floor
import os
import shutil
import subprocess


#检查是否存在目录，没有则创建
def checkDirectoryOrCreate(dir):
    if not os.path.exists(dir):
        os.makedirs(dir)

#比较name中是否在suffix格式列表里
#suffix为list，例如：['.png', '.mp3']，如suffix为None或者大小为0则直接返回True
def __validExtension(name, suffix):
    if None == suffix:
        return True
    if len(suffix) <= 0:
        return True
    name = name.lower()
    for suffixTemp in suffix:
        if name.endswith(suffixTemp.lower()):
            return True
    return False


#查找目录下指定类型的文件，忽略大小写
#suffixList(数组)指定文件拓展名，例如：findFiles('../dir', False, ['.png', '.mp3'])，如suffix为None或者大小为0则不过滤任何格式
def findFiles(directory, includeChild, suffixList):
    ret = []
    if includeChild:
        for root, dirs, files in os.walk(directory):
            for name in files:
                if name.startswith('.'):
                    continue
                if None == suffixList:
                    temp = os.path.join(root, name)
                    ret.append(temp)
                    continue
                for suffixTemp in suffixList:
                    if name.lower().endswith(suffixTemp.lower()):
                        temp = os.path.join(root, name)
                        ret.append(temp)
                        break
    else:
        dirList = os.listdir(directory)
        for name in dirList:
            if name.startswith('.'):
                continue
            if None == suffixList:
                temp = os.path.join(directory, name)
                ret.append(temp)
                continue
            for suffixTemp in suffixList:
                if name.lower().endswith(suffixTemp.lower()):
                    temp = os.path.join(directory, name)
                    ret.append(temp)
                    break
    return ret


#搜集directory下的文件，拷贝到tarDirectory目录，注意tarDirectory里不保持与directory相同的目录结构
#suffix(数组)指定文件拓展名，例如：copyFilesToDirectory('../dir', False, ['.png', '.mp3'])，如suffix包含‘.*’则不过滤任何格式
def copyToDirectory(directory, tarDirectory, includeChild, suffix):
    allFiles = findFiles(directory, includeChild, suffix)
    for curFile in allFiles:
        _, desFileName = os.path.split(curFile)
        desFile = os.path.join(tarDirectory, desFileName)
        shutil.copyfile(curFile, desFile)
        print(os.path.abspath(curFile))
    return len(allFiles)
def isDir(path):
    if os.path.exists(path):
        return True
    return False
def isFile(path):
    if os.path.isfile(path):
        return True
def writeToFile(content, output):
    fileHandle = open(output,'w')
    fileHandle.write(content+'\n')
    fileHandle.close()