"""Support for Zabbix."""
import logging
from urllib.parse import urljoin

from pyzabbix import ZabbixAPI, ZabbixAPIException
import voluptuous as vol

from homeassistant.const import (
    CONF_HOST,
    CONF_PASSWORD,
    CONF_PATH,
    CONF_SSL,
    CONF_USERNAME,
)
import homeassistant.helpers.config_validation as cv

_LOGGER = logging.getLogger(__name__)

DEFAULT_SSL = False
DEFAULT_PATH = "zabbix"
DOMAIN = "zabbix"

CONFIG_SCHEMA = vol.Schema(
    {
        DOMAIN: vol.Schema(
            {
                vol.Required(CONF_HOST): cv.string,
                vol.Optional(CONF_PASSWORD): cv.string,
                vol.Optional(CONF_PATH, default=DEFAULT_PATH): cv.string,
                vol.Optional(CONF_SSL, default=DEFAULT_SSL): cv.boolean,
                vol.Optional(CONF_USERNAME): cv.string,
            }
        )
    },
    extra=vol.ALLOW_EXTRA,
)


def setup(hass, config):
    """Set up the Zabbix component."""

    conf = config[DOMAIN]
    protocol = "https" if conf[CONF_SSL] else "http"

    url = urljoin(f"{protocol}://{conf[CONF_HOST]}", conf[CONF_PATH])
    username = conf.get(CONF_USERNAME)
    password = conf.get(CONF_PASSWORD)

    zapi = ZabbixAPI(url)
    try:
        zapi.login(username, password)
        _LOGGER.info("Connected to Zabbix API Version %s", zapi.api_version())
    except ZabbixAPIException as login_exception:
        _LOGGER.error("Unable to login to the Zabbix API: %s", login_exception)
        return False

    hass.data[DOMAIN] = zapi
    return True