from python_on_whales import docker
import datetime
import sys
import pathlib
import yaml
import collections.abc

def update(orig_dict, new_dict):
    for key, val in new_dict.items():
        if isinstance(val, collections.abc.Mapping):
            tmp = update(orig_dict.get(key, { }), val)
            orig_dict[key] = tmp
        elif isinstance(val, list):
            orig_dict[key] = (orig_dict.get(key, []) + val)
        else:
            orig_dict[key] = new_dict[key]
    return orig_dict

now = "{date:%Y%m%d-%H%M%S}".format( date=datetime.datetime.now() )

source_volume = "friendica_db"
archive_filename = source_volume + "-" + now
archive_bind = pathlib.Path().resolve()
archive_path = str(archive_bind)  + "/" + archive_filename

image = "loomchild/volume-backup"
command = ["backup",
           "-c", "gz",
           archive_filename]
volumes = [ (source_volume,"/volume"),
            (archive_bind, "/backup") ]

print("Archive volume: ", source_volume, " to file: ", archive_path)

#out=docker.run(image=image,
#               command=command,
#               volumes=volumes)

with open("config.yml", mode="rt", encoding="utf-8") as file:
    config = yaml.safe_load(file)
print(config)    
with open("config-default.yml", mode="rt", encoding="utf-8") as file:
    config_default = yaml.safe_load(file)   
print(config_default)

config = update(config_default, config)
print(config)