from flask import Blueprint, current_app
from arrow import get as arrow_get


bp = Blueprint('filters', 'filters')

@bp.app_template_filter('shorten_address')
def shorten_address(a):
    _p = a[0:4]
    _s = a[-4:]
    return f'{_p}...{_s}'

@bp.app_template_filter('humanize')
def humanize(d):
    return arrow_get(d).humanize()