#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
#
# Copyright © 2019 Shlomi Fish <shlomif@cpan.org>
#
# Distributed under terms of the MIT license.

"""

"""


class KpatXmlEmitter:
    """docstring for KpatXmlEmitter"""
    def _ind_out(self, text):
        """docstring for _out"""
        self._out("\t" * self._indent)
        self._out(text)

    def _out(self, text):
        """docstring for _out"""
        self.f.write(text)

    def __init__(self, f):
        self.f = f
        self._out("""<?xml version="1.0" encoding="UTF-8"?>\n""")
        self._tags = []
        self._indent = 0

    def _genericTag(self, suf, name, attrs):
        self._ind_out(
            "<" + name + "".join([" "+k+"=\""+v+"\"" for k, v in attrs])
            + suf + ">\n")

    def writeEmptyTag(self, name, attrs):
        self._genericTag("/", name, attrs)

    def writeStartTag(self, name, attrs):
        self._genericTag("", name, attrs)
        self._tags.append({'name': name})
        self._indent += 1

    def endTag(self):
        """docstring for endTag"""
        self._indent -= 1
        self._ind_out("</{}>\n".format(self._tags.pop()['name']))

    def _calcSuit(self, suit):
        """docstring for _calcSuit"""
        return ["clubs", "spades", "hearts", "diamonds"][suit]

    def _calcRank(self, rank):
        """docstring for _calcRank"""
        return ["ace", "two", "three", "four", "five", "six",
                "seven", "eight", "nine", "ten", "jack", "queen", "king"][rank]

    def writeCard(self, card, turn=None):
        """docstring for writeCard"""
        self.writeEmptyTag(
            "card",
            [("id", str(card.id)),
             ("suit", self._calcSuit(card.suit)),
             ("rank", self._calcRank(card.rank))] +
            ([("turn", turn)] if turn else []))

    def writeInitialLayout(self, state, turn_cb):
        assert False  # unimpl


class KpatEmitter:
    """docstring for KpatEmitter"""
    def __init__(self, f):
        self.f = f