# =============================================================================
API_HOST = "api.smash.gg"
API_ENDPOINT = "gql/alpha"
API_SCHEME = "https"
API_URL = "{scheme}://{host}/{endpoint}".format(
        scheme = API_SCHEME,
        host = API_HOST,
        endpoint = API_ENDPOINT,
        )

# =============================================================================
# -----------------------------------------------------------------------------
class Player():
    """A Player, as registered by the smash.gg API, and their characters
    choices and placement in a tournament"""

    CHARACTERS =
    {
            }

    # -------------------------------------------------------------------------
    def __init__(
            self,
            id,
            prefix,
            gamerTag,
            placement,
            seeding,
            twitterHandle = None,
            chars = {}
            )
        self.id            = id
        self.prefix        = prefix
        self.gamerTag      = gamerTag
        self.placement     = placement
        self.seeding       = seeding
        self.twitterHandle = twitterHandle

        self.chars = chars

    # -------------------------------------------------------------------------
    def add_character_selection(self, character, win):
        try:
            self.chars[character] += ( 1.01 if win else 1.00 )
            # This 1.01 / 1.00 tricks should hold until the player loses 101
            # matches with one character and wins 100 matches with another...
            # during one tournament.
        except KeyError:
            self.chars[character] = ( 1.01 if win else 1.00 )

    # -------------------------------------------------------------------------
    def conf(self):

        charslist = ", ".join(
                [ "{} ({:.2f})".format(c,self.chars[c]) for c in self.chars ]
                )

        return """
[player {tag}]
tag: {tag}
team: {pfx}
seeding: {seed}
placement: {plc}
twitter: {twi}
characters: {charslist}""" \
            .format(
                    tag = self.gamerTag,
                    pfx = self.prefix,
                    seed = self.seeding,
                    plc = self.placement,
                    twi = self.twitterHandle,
                    charslist  = charslist,
                    )



# -----------------------------------------------------------------------------
class Tournament():
    """A Tournament, as registered by the smash.gg API"""

    # -------------------------------------------------------------------------
    def __init__(
            self,
            id,
            name,
            slug,
            startAt,
            numEntrants,
            venueAddress = None,
            venueName = None,
            city = None,
            countryCode = None,
            hashtag = None,
            ):
        self.id           = id
        self.name         = name
        self.slug         = slug
        self.startAt      = startAt
        self.numEntrants  = numEntrants
        self.venueAddress = venueAddress
        self.venueName    = venueName
        self.city         = city
        self.countryCode  = countryCode
        self.hashtag      = hashtag

    # -------------------------------------------------------------------------
    def conf(self):
        return """
[Tournament]
name: {name}
date: {date}
location: {loc}
slug: {slug}
numEntrants: {nbe}""" \
            .format(
                    id = self.id,
                    name = self.name,
                    date = self.startAt,
                    loc = self.venueName,
                    slug = self.slug,
                    nbe = self.numEntrants,
                    )

        

# =============================================================================
def run_query(
        query_name,
        variables = {},
        query_dir = "queries",
        query_extension = "gql",
        api_url = API_URL,
        log = None,
        ):

    # Load query
    query_path = os.path.join(
            query_dir,
            "{}.{}".format(
                query_name,
                query_extension,
                )
            )
    query  = ""

    with open(query_path, 'r') as query_file:
        query = query_file.read()

    # Build payload
    payload = {
            "query": query,
            "variables": json.dumps(variables),
            }

    # Build headers
    headers = {
            "Authorization": "Bearer {token}".format(token = args.token),
            "Accept": "application/json",
            "Content-Type": "application/json"
            }

    # Send the query
    try:
        log.debug("Sending query '{}' with variables:".format(query_name))
        log.debug(json.dumps(variables))
    except AttributeError:
        pass

    rv = requests.post(
            API_URL,
            json.dumps(payload).encode("utf-8"),
            headers = headers,
            proxies = {"http": args.proxy, "https": args.proxy},
            )

    try:
        rv_json = rv.json()
    except Exception as e:
        log.error("HTTP request failed")
        log.error(e)
        log.debug(e, exc_info=True)
        log.debug(rv)

    # Try to return the data, or log the error and return None
    try:
        log.debug("query complexity : {}" \
                .format(
                    rv_json["extensions"]["queryComplexity"],
                    ))
        return rv_json["data"]
    except KeyError:
        try:
            log.error("GraphQL error")
            log.error(rv_json)
        except AttributeError:
            pass
        return None