import glob
import os


class Path:
    def __init__(self, value):
        self.__path = value
        self.__namespace = None

        parts = value.split(':')

        if len(parts) != 2:
            return

        if len(parts[0]) < 3:
            return

        self.__namespace = parts[0]
        self.__path = parts[1]


    def get_path(self):
        return self.__path


    def remove_root(self):
        while len(self.__path) > 0 and self.__path[0] == '/':
            self.__path = self.__path [1:]

        if len(self.__path) == 0:
            self.__path= '.'

        return self


    def expand_path(self, **kwargs):
        relative_to = None

        if 'relative_to' in kwargs:
            relative_to = kwargs['relative_to']

            if isinstance(relative_to, dict):
                if self.__namespace is not None:
                    relative_to = relative_to[self.__namespace]
                else:
                    relative_to = None

        paths = glob.glob(self.__path, root_dir=relative_to, recursive=True)
        if len(paths) == 0 and '*' not in self.__path:
            if relative_to is not None:
                return [os.path.join(relative_to, self.__path)]
            return [self.__path]

        if relative_to is not None:
            abs_paths = []

            for p in paths:
                abs_paths.append(os.path.join(relative_to, p))

            return abs_paths

        return paths


    def expand_all(paths, **kwargs):
        relative_to = None

        if 'relative_to' in kwargs:
            relative_to = kwargs['relative_to']

        result = []
        for p in paths:
            if not isinstance(p, Path):
                p = Path(p)
            r = p.expand_path(relative_to=relative_to)
            result.extend(r)

        return result


    def get_namespace(self, **kwargs):
        if self.__namespace is not None:
            return self.__namespace

        if 'default' in kwargs:
            return kwargs['default']

        return None