# vim: set fileencoding=utf-8
import re
from typing import Any, Dict
from flask import Blueprint, request, Response, url_for, abort, g  # type: ignore

from bemani.common import GameConstants
from bemani.data import UserID
from bemani.frontend.app import loginrequired, jsonify, render_react
from bemani.frontend.bishi.bishi import BishiBashiFrontend
from bemani.frontend.templates import templates_location
from bemani.frontend.static import static_location


bishi_pages = Blueprint(
    'bishi_pages',
    __name__,
    url_prefix='/bishi',
    template_folder=templates_location,
    static_folder=static_location,
)


@bishi_pages.route('/players')
@loginrequired
def viewplayers() -> Response:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    return render_react(
        'All BishiBashi Players',
        'bishi/allplayers.react.js',
        {
            'players': frontend.get_all_players()
        },
        {
            'refresh': url_for('bishi_pages.listplayers'),
            'player': url_for('bishi_pages.viewplayer', userid=-1),
        },
    )


@bishi_pages.route('/players/list')
@jsonify
@loginrequired
def listplayers() -> Dict[str, Any]:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    return {
        'players': frontend.get_all_players(),
    }


@bishi_pages.route('/players/<int:userid>')
@loginrequired
def viewplayer(userid: UserID) -> Response:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    djinfo = frontend.get_all_player_info([userid])[userid]
    if not djinfo:
        abort(404)
    latest_version = sorted(djinfo.keys(), reverse=True)[0]

    return render_react(
        f'{djinfo[latest_version]["name"]}\'s BishiBashi Profile',
        'bishi/player.react.js',
        {
            'playerid': userid,
            'own_profile': userid == g.userID,
            'player': djinfo,
            'versions': {version: name for (game, version, name) in frontend.all_games()},
        },
        {
            'refresh': url_for('bishi_pages.listplayer', userid=userid),
        },
    )


@bishi_pages.route('/players/<int:userid>/list')
@jsonify
@loginrequired
def listplayer(userid: UserID) -> Dict[str, Any]:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    djinfo = frontend.get_all_player_info([userid])[userid]

    return {
        'player': djinfo,
    }


@bishi_pages.route('/options')
@loginrequired
def viewsettings() -> Response:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    userid = g.userID
    djinfo = frontend.get_all_player_info([userid])[userid]
    if not djinfo:
        abort(404)

    return render_react(
        'BishiBashi Game Settings',
        'bishi/settings.react.js',
        {
            'player': djinfo,
            'versions': {version: name for (game, version, name) in frontend.all_games()},
        },
        {
            'updatename': url_for('bishi_pages.updatename'),
        },
    )


@bishi_pages.route('/options/name/update', methods=['POST'])
@jsonify
@loginrequired
def updatename() -> Dict[str, Any]:
    frontend = BishiBashiFrontend(g.data, g.config, g.cache)
    version = int(request.get_json()['version'])
    name = request.get_json()['name']
    user = g.data.local.user.get_user(g.userID)
    if user is None:
        raise Exception('Unable to find user to update!')

    # Grab profile and update dj name
    profile = g.data.local.user.get_profile(GameConstants.BISHI_BASHI, version, user.id)
    if profile is None:
        raise Exception('Unable to find profile to update!')
    if len(name) == 0 or len(name) > 6:
        raise Exception('Invalid profile name!')

    # Convert lowercase to uppercase. We allow lowercase widetext in
    # the JS frontend to allow for Windows IME input of hiragana/katakana.
    def conv(char: str) -> str:
        i = ord(char)
        if i >= 0xFF41 and i <= 0xFF5A:
            return chr(i - (0xFF41 - 0xFF21))
        else:
            return char
    name = ''.join([conv(a) for a in name])

    if re.match(
        "^[" +
        "\uFF20-\uFF3A" +  # widetext A-Z, @
        "\uFF10-\uFF19" +  # widetext 0-9
        "\u3041-\u308D\u308F\u3092\u3093" +  # hiragana
        "\u30A1-\u30ED\u30EF\u30F2\u30F3\u30FC" +  # katakana
        "\u3000" +  # widetext blank space
        "\u301C" +  # widetext ~
        "\u30FB" +  # widetext middot
        "\u30FC" +  # widetext long dash
        "\u2212" +  # widetext short dash
        "\u2605" +  # widetext heavy star
        "\uFF01" +  # widetext !
        "\uFF03" +  # widetext #
        "\uFF04" +  # widetext $
        "\uFF05" +  # widetext %
        "\uFF06" +  # widetext &
        "\uFF08" +  # widetext (
        "\uFF09" +  # widetext )
        "\uFF0A" +  # widetext *
        "\uFF0B" +  # widetext +
        "\uFF0F" +  # widetext /
        "\uFF1C" +  # widetext <
        "\uFF1D" +  # widetext =
        "\uFF1E" +  # widetext >
        "\uFF1F" +  # widetext ?
        "\uFFE5" +  # widetext Yen symbol
        "]*$",
        name,
    ) is None:
        raise Exception('Invalid profile name!')
    profile = frontend.update_name(profile, name)
    g.data.local.user.put_profile(GameConstants.BISHI_BASHI, version, user.id, profile)

    # Return that we updated
    return {
        'version': version,
        'name': frontend.sanitize_name(name),
    }