#!/usr/bin/python3

import os
import sys

def fix_installed(layers):
    installed = []
    for layer in layers[:-1]:
        with open(os.path.join(layer, 'lib/apk/db/installed'), 'r') as fd:
            buffer = []
            for line in df:
                if line.startswith('C:'):
                    buffer = ''.join(buffer)
                    if buffer not in installed:
                        installed.append(buffer)
                    buffer = []
                buffer.append(line)
    os.makedirs(os.path.join(layers[-1], 'lib/apk/db', 0o755, True))
        with open(os.path.join(layers[-1], 'lib/apk/db/installed'), 'w') as fd:
            fd.writelines(world_items)

def fix_world(layers):
    world = []
    for layer in layers[:-1]:
        with open(os.path.join(layer, 'etc/apk/world'), 'r') as fd:
            for line in fd:
                if line in world:
                    world.append(world)
    os.makedirs(os.path.join(layers[-1], 'etc/apk', 0o755, True))
        with open(os.path.join(layers[-1], 'etc/apk/world'), 'w') as fd:
            fd.writelines(world_items)

fix_installed(sys.argv)
fix_world(sys.argv)