"""
Component to integrate with blueprint.

For more details about this component, please refer to
https://github.com/custom-components/blueprint
"""
import os
from datetime import timedelta
import logging
import requests
import voluptuous as vol
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers import discovery
from homeassistant.util import Throttle
from .const import (
    DOMAIN_DATA,
    DOMAIN,
    ISSUE_URL,
    PLATFORMS,
    REQUIRED_FILES,
    STARTUP,
    URL,
    VERSION,
    CONF_BINARY_SENSOR,
    CONF_SENSOR,
    CONF_ENABLED,
    CONF_NAME,
    DEAFULT_NAME,
)

MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=30)

_LOGGER = logging.getLogger(__name__)

BINARY_SENSOR_SCHEMA = vol.Schema(
    {
        vol.Optional(CONF_ENABLED, default=False): cv.boolean,
        vol.Optional(CONF_NAME, default=DEAFULT_NAME): cv.string,
    }
)

SENSOR_SCHEMA = vol.Schema(
    {
        vol.Optional(CONF_ENABLED, default=False): cv.boolean,
        vol.Optional(CONF_NAME, default=DEAFULT_NAME): cv.string,
    }
)

CONFIG_SCHEMA = vol.Schema(
    {
        DOMAIN: vol.Schema(
            {
                vol.Optional(CONF_BINARY_SENSOR): vol.All(
                    cv.ensure_list, [BINARY_SENSOR_SCHEMA]
                ),
                vol.Optional(CONF_SENSOR): vol.All(cv.ensure_list, [SENSOR_SCHEMA]),
            }
        )
    },
    extra=vol.ALLOW_EXTRA,
)


async def async_setup(hass, config):
    """Set up this component."""

    # Print startup message
    startup = STARTUP.format(name=DOMAIN, version=VERSION, issueurl=ISSUE_URL)
    _LOGGER.info(startup)

    # Check that all required files are present
    file_check = await check_files(hass)
    if not file_check:
        return False

    # Create DATA dict
    hass.data[DOMAIN_DATA] = {}

    # Load platforms
    for platform in PLATFORMS:
        # Get platform spesific configuration
        platform_config = config[DOMAIN].get(platform, {})

        # If platform is not enabled, skip.
        if not platform_config:
            continue

        for entry in platform_config:
            entry_config = platform_config[entry]

            # If entry is not enabled, skip.
            if not platform_config.get(CONF_ENABLED):
                continue

            hass.async_create_task(
                discovery.async_load_platform(
                    hass, platform, DOMAIN, entry_config, config
                )
            )
    return True


@Throttle(MIN_TIME_BETWEEN_UPDATES)
async def update_data(hass):
    """Update data."""
    # This is where the main logic to update platform data goes.
    try:
        request = requests.get(URL)
        jsondata = request.json()
        hass.data[DOMAIN_DATA] = jsondata
    except Exception as error:  # pylint: disable=broad-except
        _LOGGER.error("Could not update data - %s", error)


async def check_files(hass):
    """Retrun bool that idicate that all files are present."""
    # Verify that the user downloaded all files.
    base = "{}/custom_components/{}/".format(hass.config.path(), DOMAIN)
    missing = []
    for file in REQUIRED_FILES:
        fullpath = "{}{}".format(base, file)
        if not os.path.exists(fullpath):
            missing.append(file)

    if missing:
        _LOGGER.critical("The following files are missing: %s", str(missing))
        returnvalue = False
    else:
        returnvalue = True

    return returnvalue