import os
import time
save_path=" F:\迅雷下载"

def check_end(fiename):
    '''
    检测文件是否下载完成
    '''
    return os.path.exists(os.path.join(save_path,fiename))
def check_start(filename):
    '''
    检测文件是否开始下载
    '''
    cache_file = filename+".xltd"
    return os.path.exists(os.path.join(save_path,cache_file))
def get_filename(url):
    '''
    获取电影名字
    '''
    return os.path.split(url)[1]

def download(url):
    '''
    返回True表示下载完成 否则失败
    '''
    os.system(r'"E:\迅雷\Program\Thunder.exe" {url}'.format(url=url))
    time.sleep(20)
    filename = get_filename(url)
    print("正在下载 {}".format(filename))
    if check_start(filename):
        while True:
            #每分钟检测一次是否下载完成
            time.sleep(60)
            if check_end(filename):
                return True
    else:
        return False


def main():
    #获取所有资源链接
    with open('urls.txt','r',encoding='utf-8')as f:
    # 开始循环下载
        for url in f:
            if download(url):
                print("下载完成")
            else:
                print("下载失败")


if __name__ == '__main__':
    print("开始一波下载")
    main()