# -*- coding: utf-8 -*-

import os
import sys

from .builder import Builder, ImageExistsError, ImageNotFoundError
from .packer import Packer, PackageExistsError

class Image:
    def __init__(self, lxcfile):
        self.name = None
        self.path = None
        self.conf = {}
        self.lxcfile = lxcfile
        self.build_dir = os.path.dirname(lxcfile)

    def build_and_pack(self, force=False):
        self.conf['build'] = True
        try:
            builder = Builder()
            builder.build(self, force)
            # In case of successful build, packaging needs to be forced to prevent outdated packages
            force = True
        except ImageExistsError as e:
            print('Image {} already exists, skipping build tasks'.format(e))
        except ImageNotFoundError as e:
            print('Image {} not found, can\'t build {}'.format(e, self.name))
            builder.clean()
            sys.exit(1)
        except:
            builder.clean()
            raise
        try:
            packer = Packer()
            packer.pack_image(self, force)
        except PackageExistsError as e:
            print('Package {} already exists, skipping packaging tasks'.format(e))
        del self.conf['build']