#!/usr/bin/env python3

# http://inamidst.com/saxo/
# Created by Sean B. Palmer

import re
import sys
import urllib.request

import saxo

r_ipa = re.compile(r'<span[^>]+class="?IPA"?[^>]*>([^<]+)</span>|(<h2)')

def unique(iter):
    seen = set()
    for item in iter:
        if item not in seen:
            yield item
            seen.add(item)

@saxo.command()
def ipa(arg):
    url = "https://en.wiktionary.org/wiki/" + urllib.parse.quote(arg)
    try:
        with urllib.request.urlopen(url) as u:
            text = str(u.read(), "utf-8")
    except:
        return "Couldnae find nae IPA dude, soz"
    sections = [[]]
    for (result, h2) in r_ipa.findall(text):
        if h2:
            if sections[-1]:
                sections.append([])
            continue
        result = result.strip(" /[]")
        if not result.startswith("-"):
            sections[-1].append(result)
    uniq = (" ".join(unique(section)) for section in sections if section)
    return " / ".join(uniq) or "Couldnae find nae IPA dude, soz"