from entry import Entry
from actions import *
from conditions import *


class Config:

    def __init__(self):
        self._entries = []

    def add_entry(self, entry: Entry):
        self._entries.append(entry)

    def get_next_entry(self):
        return self._entries.pop()

    def __next__(self):
        self.get_next_entry()

    def __iter__(self):
        return iter(self._entries)

    def read_config(self, *args, **kwargs):
        with open('config.txt', 'r') as file:
            for line in file:
                if len(line) < 2:
                    continue
                if line.startswith('#'):
                    continue
                entry = self._create_entry(line)
                self._entries.append(entry)

    def _create_entry(self, line):
        splits = line.split(';')
        assert(len(splits) == 4)
        name = splits[0]
        condition_list = self._split_conditions(splits[1], name)
        success_list = self._split_actions(splits[2], name)
        fail_list = self._split_actions(splits[3], name)
        return Entry(name, condition_list, success_list, fail_list)

    def _split_conditions(self, split, entry_name):
        splits = list()
        split.strip()
        for s in split.split(','):
            s = s.strip()
            ss = s.split(' ', 1)
            condition = conditions[ss[0]]
            argument = None
            if len(ss) > 1:
                argument = str(ss[1])
            splits.append(condition(argument, entry=entry_name))
        return splits

    def _split_actions(self, split, entry_name):
        splits = list()
        split.strip()
        for s in split.split(','):
            s = s.strip()
            ss = s.split(' ', 1)
            action = actions[ss[0]]
            argument = None
            if len(ss) > 1:
                argument = str(ss[1])
            splits.append(action(argument, entry=entry_name))
        return splits