import urllib
import json
import re

import oauth2 as oauth

from util import hook


def getdata(inp, types, api_key, api_secret):
    consumer = oauth.Consumer(api_key, api_secret)
    client = oauth.Client(consumer)
    response = client.request('http://api.rdio.com/1/', 'POST',
                              urllib.urlencode({'method': 'search', 'query': inp, 'types': types, 'count': '1'}))
    data = json.loads(response[1])
    return data


@hook.command
def rdio(inp, bot=None):
    """ rdio <search term> - alternatives: .rdiot (track), .rdioar (artist), .rdioal (album) """
    api_key = bot.config.get("api_keys", {}).get("rdio_key")
    api_secret = bot.config.get("api_keys", {}).get("rdio_secret")
    if not api_key:
        return "error: no api key set"
    data = getdata(inp, "Track,Album,Artist", api_key, api_secret)
    try:
        info = data['result']['results'][0]
    except IndexError:
        return "No results."
    if 'name' in info:
        if 'artist' in info and 'album' in info:  # Track
            name = info['name']
            artist = info['artist']
            album = info['album']
            url = info['shortUrl']
            return u"\x02{}\x02 by \x02{}\x02 - {} {}".format(name, artist, album, url)
        elif 'artist' in info and not 'album' in info:  # Album
            name = info['name']
            artist = info['artist']
            url = info['shortUrl']
            return u"\x02{}\x02 by \x02{}\x02 - {}".format(name, artist, url)
        else:  # Artist
            name = info['name']
            url = info['shortUrl']
            return u"\x02{}\x02 - {}".format(name, url)


@hook.command
def rdiot(inp, bot=None):
    """ rdiot <search term> - Search for tracks on rdio """
    api_key = bot.config.get("api_keys", {}).get("rdio_key")
    api_secret = bot.config.get("api_keys", {}).get("rdio_secret")
    if not api_key:
        return "error: no api key set"
    data = getdata(inp, "Track", api_key, api_secret)
    try:
        info = data['result']['results'][0]
    except IndexError:
        return "No results."
    name = info['name']
    artist = info['artist']
    album = info['album']
    url = info['shortUrl']
    return u"\x02{}\x02 by \x02{}\x02 - {} - {}".format(name, artist, album, url)


@hook.command
def rdioar(inp, bot=None):
    """ rdioar <search term> - Search for artists on rdio """
    api_key = bot.config.get("api_keys", {}).get("rdio_key")
    api_secret = bot.config.get("api_keys", {}).get("rdio_secret")
    if not api_key:
        return "error: no api key set"
    data = getdata(inp, "Artist", api_key, api_secret)
    try:
        info = data['result']['results'][0]
    except IndexError:
        return "No results."
    name = info['name']
    url = info['shortUrl']
    return u"\x02{}\x02 - {}".format(name, url)


@hook.command
def rdioal(inp, bot=None):
    """ rdioal <search term> - Search for albums on rdio """
    api_key = bot.config.get("api_keys", {}).get("rdio_key")
    api_secret = bot.config.get("api_keys", {}).get("rdio_secret")
    if not api_key:
        return "error: no api key set"
    data = getdata(inp, "Album", api_key, api_secret)
    try:
        info = data['result']['results'][0]
    except IndexError:
        return "No results."
    name = info['name']
    artist = info['artist']
    url = info['shortUrl']
    return u"\x02{}\x02 by \x02{}\x02 - {}".format(name, artist, url)


rdio_re = (r'(.*:)//(rd.io|www.rdio.com|rdio.com)(:[0-9]+)?(.*)', re.I)


@hook.regex(*rdio_re)
def rdio_url(match, bot=None):
    api_key = bot.config.get("api_keys", {}).get("rdio_key")
    api_secret = bot.config.get("api_keys", {}).get("rdio_secret")
    if not api_key:
        return None
    url = match.group(1) + "//" + match.group(2) + match.group(4)
    consumer = oauth.Consumer(api_key, api_secret)
    client = oauth.Client(consumer)
    response = client.request('http://api.rdio.com/1/', 'POST',
                              urllib.urlencode({'method': 'getObjectFromUrl', 'url': url}))
    data = json.loads(response[1])
    info = data['result']
    if 'name' in info:
        if 'artist' in info and 'album' in info:  # Track
            name = info['name']
            artist = info['artist']
            album = info['album']
            return u"Rdio track: \x02{}\x02 by \x02{}\x02 - {}".format(name, artist, album)
        elif 'artist' in info and not 'album' in info:  # Album
            name = info['name']
            artist = info['artist']
            return u"Rdio album: \x02{}\x02 by \x02{}\x02".format(name, artist)
        else:  # Artist
            name = info['name']
            return u"Rdio artist: \x02{}\x02".format(name)