# BSD 2-Clause License
#
# Apprise - Push Notification Library.
# Copyright (c) 2026, Chris Caron <lead2gold@gmail.com>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

# Sources
# - https://dreambox.de/en/
# - https://dream.reichholf.net/wiki/Hauptseite
# - https://dream.reichholf.net/wiki/Enigma2:WebInterface#Message
# - https://github.com/E2OpenPlugins/e2openplugin-OpenWebif
# - https://github.com/E2OpenPlugins/e2openplugin-OpenWebif/wiki/\
#       OpenWebif-API-documentation#message

from json import loads

import requests

from ..common import NotifyType
from ..locale import gettext_lazy as _
from ..url import PrivacyMode
from .base import NotifyBase


class Enigma2MessageType:
    # Defines the Enigma2 notification types Apprise can map to
    INFO = 1
    WARNING = 2
    ERROR = 3


# If a mapping fails, the default of Enigma2MessageType.INFO is used
MESSAGE_MAPPING = {
    NotifyType.INFO: Enigma2MessageType.INFO,
    NotifyType.SUCCESS: Enigma2MessageType.INFO,
    NotifyType.WARNING: Enigma2MessageType.WARNING,
    NotifyType.FAILURE: Enigma2MessageType.ERROR,
}


class NotifyEnigma2(NotifyBase):
    """A wrapper for Enigma2 Notifications."""

    # The default descriptive name associated with the Notification
    service_name = "Enigma2"

    # The services URL
    service_url = "https://dreambox.de/"

    # The default protocol
    protocol = "enigma2"

    # The default secure protocol
    secure_protocol = "enigma2s"

    # A URL that takes you to the setup/help of the specific protocol
    setup_url = "https://appriseit.com/services/enigma2/"

    # Enigma2 does not support a title
    title_maxlen = 0

    # The maximum allowable characters allowed in the body per message
    body_maxlen = 1000

    # Throttle a wee-bit to avoid thrashing
    request_rate_per_sec = 0.5

    # Define object templates
    templates = (
        "{schema}://{host}",
        "{schema}://{host}:{port}",
        "{schema}://{user}@{host}",
        "{schema}://{user}@{host}:{port}",
        "{schema}://{user}:{password}@{host}",
        "{schema}://{user}:{password}@{host}:{port}",
        "{schema}://{host}/{fullpath}",
        "{schema}://{host}:{port}/{fullpath}",
        "{schema}://{user}@{host}/{fullpath}",
        "{schema}://{user}@{host}:{port}/{fullpath}",
        "{schema}://{user}:{password}@{host}/{fullpath}",
        "{schema}://{user}:{password}@{host}:{port}/{fullpath}",
    )

    # Define our template tokens
    template_tokens = dict(
        NotifyBase.template_tokens,
        **{
            "host": {
                "name": _("Hostname"),
                "type": "string",
                "required": True,
            },
            "port": {
                "name": _("Port"),
                "type": "int",
                "min": 1,
                "max": 65535,
            },
            "user": {
                "name": _("Username"),
                "type": "string",
            },
            "password": {
                "name": _("Password"),
                "type": "string",
                "private": True,
            },
            "fullpath": {
                "name": _("Path"),
                "type": "string",
            },
        },
    )

    template_args = dict(
        NotifyBase.template_args,
        **{
            "timeout": {
                "name": _("Server Timeout"),
                "type": "int",
                # The number of seconds to display the message for
                "default": 13,
                # -1 means infinit
                "min": -1,
            },
        },
    )

    # Define any kwargs we're using
    template_kwargs = {
        "headers": {
            "name": _("HTTP Header"),
            "prefix": "+",
        },
    }

    def __init__(self, timeout=None, headers=None, **kwargs):
        """Initialize Enigma2 Object.

        headers can be a dictionary of key/value pairs that you want to
        additionally include as part of the server headers to post with
        """
        super().__init__(**kwargs)

        try:
            self.timeout = int(timeout)
            if self.timeout < self.template_args["timeout"]["min"]:
                # Bulletproof; can't go lower then min value
                self.timeout = self.template_args["timeout"]["min"]

        except (ValueError, TypeError):
            # Use default timeout
            self.timeout = self.template_args["timeout"]["default"]

        self.fullpath = kwargs.get("fullpath")
        if not isinstance(self.fullpath, str):
            self.fullpath = "/"

        self.headers = {}
        if headers:
            # Store our extra headers
            self.headers.update(headers)

        return

    @property
    def url_identifier(self):
        """Returns all of the identifiers that make this URL unique from
        another simliar one.

        Targets or end points should never be identified here.
        """
        return (
            self.secure_protocol,
            self.user,
            self.password,
            self.host,
            self.port if self.port else (443 if self.secure else 80),
            self.fullpath.rstrip("/"),
        )

    def url(self, privacy=False, *args, **kwargs):
        """Returns the URL built dynamically based on specified arguments."""

        # Define any URL parameters
        params = {
            "timeout": str(self.timeout),
        }

        # Append our headers into our parameters
        params.update({f"+{k}": v for k, v in self.headers.items()})

        # Extend our parameters
        params.update(self.url_parameters(privacy=privacy, *args, **kwargs))

        # Determine Authentication
        auth = ""
        if self.user and self.password:
            auth = "{user}:{password}@".format(
                user=NotifyEnigma2.quote(self.user, safe=""),
                password=self.pprint(
                    self.password, privacy, mode=PrivacyMode.Secret, safe=""
                ),
            )
        elif self.user:
            auth = "{user}@".format(
                user=NotifyEnigma2.quote(self.user, safe=""),
            )

        default_port = 443 if self.secure else 80
        return "{schema}://{auth}{hostname}{port}{fullpath}?{params}".format(
            schema=self.secure_protocol if self.secure else self.protocol,
            auth=auth,
            # never encode hostname since we're expecting it to be a valid one
            hostname=self.host,
            port=(
                ""
                if self.port is None or self.port == default_port
                else f":{self.port}"
            ),
            fullpath=NotifyEnigma2.quote(self.fullpath, safe="/"),
            params=NotifyEnigma2.urlencode(params),
        )

    def send(self, body, title="", notify_type=NotifyType.INFO, **kwargs):
        """Perform Enigma2 Notification."""

        # prepare Enigma2 Object
        headers = {
            "User-Agent": self.app_id,
        }

        params = {
            "text": body,
            "type": MESSAGE_MAPPING.get(notify_type, Enigma2MessageType.INFO),
            "timeout": self.timeout,
        }

        # Apply any/all header over-rides defined
        headers.update(self.headers)

        auth = None
        if self.user:
            auth = (self.user, self.password)

        # Set our schema
        schema = "https" if self.secure else "http"

        url = f"{schema}://{self.host}"
        if isinstance(self.port, int):
            url += f":{self.port}"

        # Prepare our message URL
        url += self.fullpath.rstrip("/") + "/api/message"

        self.logger.debug(
            "Enigma2 POST URL:"
            f" {url} (cert_verify={self.verify_certificate!r})"
        )
        self.logger.debug(f"Enigma2 Parameters: {params!s}")

        # Always call throttle before any remote server i/o is made
        self.throttle()

        try:
            r = requests.get(
                url,
                params=params,
                headers=headers,
                auth=auth,
                verify=self.verify_certificate,
                timeout=self.request_timeout,
            )

            if r.status_code != requests.codes.ok:
                # We had a problem
                status_str = NotifyEnigma2.http_response_code_lookup(
                    r.status_code
                )

                self.logger.warning(
                    "Failed to send Enigma2 notification: "
                    "{}{}error={}.".format(
                        status_str, ", " if status_str else "", r.status_code
                    )
                )

                self.logger.debug(
                    "Response Details:\r\n%r", (r.content or b"")[:2000]
                )

                # Return; we're done
                return False

            # We were able to post our message; now lets evaluate the response
            try:
                # Acquire our result
                result = loads(r.content).get("result", False)

            except (AttributeError, TypeError, ValueError):
                # ValueError = r.content is Unparsable
                # TypeError = r.content is None
                # AttributeError = r is None

                # We could not parse JSON response.
                result = False

            if not result:
                self.logger.warning(
                    "Failed to send Enigma2 notification: "
                    "There was no server acknowledgement."
                )
                self.logger.debug(f"Response Details:\r\n{r.content}")
                # Return; we're done
                return False

            self.logger.info("Sent Enigma2 notification.")

        except requests.RequestException as e:
            self.logger.warning(
                "A Connection error occurred sending Enigma2 "
                f"notification to {self.host}."
            )
            self.logger.debug(f"Socket Exception: {e!s}")

            # Return; we're done
            return False

        return True

    @staticmethod
    def parse_url(url):
        """Parses the URL and returns enough arguments that can allow us to re-
        instantiate this object."""
        results = NotifyBase.parse_url(url)
        if not results:
            # We're done early as we couldn't load the results
            return results

        # Add our headers that the user can potentially over-ride if they wish
        # to to our returned result set and tidy entries by unquoting them
        results["headers"] = {
            NotifyEnigma2.unquote(x): NotifyEnigma2.unquote(y)
            for x, y in results["qsd+"].items()
        }

        # Save timeout value (if specified)
        if "timeout" in results["qsd"] and len(results["qsd"]["timeout"]):
            results["timeout"] = results["qsd"]["timeout"]

        return results
