# 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.

# To use this service you will need a Kavenegar account from their website
# at https://kavenegar.com/
#
# After you've established your account you can get your API Key from your
# account profile: https://panel.kavenegar.com/client/setting/account
#
# This provider does not accept +1 (for example) as a country code. You need
# to specify 001 instead.
#
from json import loads

import requests

from ..common import NotifyType
from ..locale import gettext_lazy as _
from ..utils.parse import is_phone_no, parse_phone_no, validate_regex
from .base import NotifyBase

# Extend HTTP Error Messages
# Based on https://kavenegar.com/rest.html
KAVENEGAR_HTTP_ERROR_MAP = {
    200: "The request was approved",
    400: "Parameters are incomplete",
    401: "Account has been disabled",
    402: "The operation failed",
    403: "The API Key is invalid",
    404: "The method is unknown",
    405: "The GET/POST request is wrong",
    406: "Invalid mandatory parameters sent",
    407: "You canot access the information you want",
    409: "The server is unable to response",
    411: "The recipient is invalid",
    412: "The sender is invalid",
    413: "Message empty or message length exceeded",
    414: "The number of recipients is more than 200",
    415: "The start index is larger then the total",
    416: "The source IP of the service does not match the settings",
    417: (
        "The submission date is incorrect, "
        "either expired or not in the correct format"
    ),
    418: "Your account credit is insufficient",
    422: "Data cannot be processed due to invalid characters",
    501: "SMS can only be sent to the account holder number",
}


class NotifyKavenegar(NotifyBase):
    """A wrapper for Kavenegar Notifications."""

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

    # The services URL
    service_url = "https://kavenegar.com/"

    # All notification requests are secure
    secure_protocol = "kavenegar"

    # Allow 300 requests per minute.
    # 60/300 = 0.2
    request_rate_per_sec = 0.20

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

    # Kavenegar single notification URL
    notify_url = "http://api.kavenegar.com/v1/{apikey}/sms/send.json"

    # The maximum length of the body
    body_maxlen = 160

    # A title can not be used for SMS Messages.  Setting this to zero will
    # cause any title (if defined) to get placed into the message body.
    title_maxlen = 0

    # Define object templates
    templates = (
        "{schema}://{apikey}/{targets}",
        "{schema}://{source}@{apikey}/{targets}",
    )

    # Define our template tokens
    template_tokens = dict(
        NotifyBase.template_tokens,
        **{
            "apikey": {
                "name": _("API Key"),
                "type": "string",
                "required": True,
                "private": True,
                "regex": (r"^[a-z0-9]+$", "i"),
            },
            "source": {
                "name": _("Source Phone No"),
                "type": "string",
                "prefix": "+",
                "regex": (r"^[0-9\s)(+-]+$", "i"),
            },
            "target_phone": {
                "name": _("Target Phone No"),
                "type": "string",
                "prefix": "+",
                "regex": (r"^[0-9\s)(+-]+$", "i"),
                "map_to": "targets",
            },
            "targets": {
                "name": _("Targets"),
                "type": "list:string",
                "required": True,
            },
        },
    )

    # Define our template arguments
    template_args = dict(
        NotifyBase.template_args,
        **{
            "to": {
                "alias_of": "targets",
            },
            "from": {
                "alias_of": "source",
            },
        },
    )

    def __init__(self, apikey, source=None, targets=None, **kwargs):
        """Initialize Kavenegar Object."""
        super().__init__(**kwargs)

        # API Key (associated with project)
        self.apikey = validate_regex(
            apikey, *self.template_tokens["apikey"]["regex"]
        )
        if not self.apikey:
            msg = f"An invalid Kavenegar API Key ({apikey}) was specified."
            self.logger.warning(msg)
            raise TypeError(msg)

        self.source = None
        if source is not None:
            result = is_phone_no(source)
            if not result:
                msg = f"The Kavenegar source specified ({source}) is invalid."
                self.logger.warning(msg)
                raise TypeError(msg)

            # Store our source
            self.source = result["full"]

        # Parse our targets
        self.targets = []

        for target in parse_phone_no(targets):
            # Validate targets and drop bad ones:
            result = is_phone_no(target)
            if not result:
                self.logger.warning(
                    f"Dropped invalid phone # ({target}) specified.",
                )
                continue

            # store valid phone number
            self.targets.append(result["full"])

        return

    def send(self, body, title="", notify_type=NotifyType.INFO, **kwargs):
        """Sends SMS Message."""

        if len(self.targets) == 0:
            # There were no services to notify
            self.logger.warning("There were no Kavenegar targets to notify.")
            return False

        # error tracking (used for function return)
        has_error = False

        # Prepare our headers
        headers = {
            "User-Agent": self.app_id,
            "Accept": "application/json",
        }

        # Our URL
        url = self.notify_url.format(apikey=self.apikey)

        # use the list directly
        targets = list(self.targets)

        while len(targets):
            # Get our target(s) to notify
            target = targets.pop(0)

            # Prepare our payload
            payload = {
                "receptor": target,
                "message": body,
            }

            if self.source:
                # Only set source if specified
                payload["sender"] = self.source

            # Some Debug Logging
            self.logger.debug(
                "Kavenegar POST URL:"
                f" {url} (cert_verify={self.verify_certificate})"
            )
            self.logger.debug(f"Kavenegar Payload: {payload}")

            # Always call throttle before any remote server i/o is made
            self.throttle()
            try:
                r = requests.post(
                    url,
                    params=payload,
                    headers=headers,
                    verify=self.verify_certificate,
                    timeout=self.request_timeout,
                )

                if r.status_code not in (
                    requests.codes.created,
                    requests.codes.ok,
                ):
                    # We had a problem
                    status_str = NotifyBase.http_response_code_lookup(
                        r.status_code, KAVENEGAR_HTTP_ERROR_MAP
                    )

                    try:
                        # Update our status response if we can
                        json_response = loads(r.content)
                        status_str = json_response.get("message", status_str)

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

                        # We could not parse JSON response.
                        # We will just use the status we already have.
                        pass

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

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

                    # Mark our failure
                    has_error = True
                    continue

                # If we reach here; the message was sent
                self.logger.info(
                    f"Sent Kavenegar SMS notification to {target}."
                )

                self.logger.debug(f"Response Details:\r\n{r.content}")

            except requests.RequestException as e:
                self.logger.warning(
                    "A Connection error occurred sending Kavenegar:{} ".format(
                        ", ".join(self.targets)
                    )
                    + "notification."
                )
                self.logger.debug(f"Socket Exception: {e!s}")
                # Mark our failure
                has_error = True
                continue

        return not has_error

    @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.source, self.apikey)

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

        # Our URL parameters
        params = self.url_parameters(privacy=privacy, *args, **kwargs)

        return "{schema}://{source}{apikey}/{targets}?{params}".format(
            schema=self.secure_protocol,
            source="" if not self.source else f"{self.source}@",
            apikey=self.pprint(self.apikey, privacy, safe=""),
            targets="/".join(
                [NotifyKavenegar.quote(x, safe="") for x in self.targets]
            ),
            params=NotifyKavenegar.urlencode(params),
        )

    def __len__(self):
        """Returns the number of targets associated with this notification."""
        return len(self.targets)

    @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, verify_host=False)
        if not results:
            # We're done early as we couldn't load the results
            return results

        # Store the source if specified
        if results.get("user", None):
            results["source"] = results["user"]

        # Get our entries; split_path() looks after unquoting content for us
        # by default
        results["targets"] = NotifyKavenegar.split_path(results["fullpath"])

        # The hostname is our authentication key
        results["apikey"] = NotifyKavenegar.unquote(results["host"])

        # Support the 'to' variable so that we can support targets this way too
        # The 'to' makes it easier to use yaml configuration
        if "to" in results["qsd"] and len(results["qsd"]["to"]):
            results["targets"] += NotifyKavenegar.parse_phone_no(
                results["qsd"]["to"]
            )

        if "from" in results["qsd"] and len(results["qsd"]["from"]):
            results["source"] = NotifyKavenegar.unquote(results["qsd"]["from"])

        return results
