# 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 D7 Networks account from their website
# at https://d7networks.com/
#
# After you've established your account you can get your api login credentials
# (both user and password) from the API Details section from within your
# account profile area:  https://d7networks.com/accounts/profile/
#
# API Reference: https://d7networks.com/docs/Messages/Send_Message/

from json import dumps, loads

import requests

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

# Extend HTTP Error Messages
D7NETWORKS_HTTP_ERROR_MAP = {
    401: "Invalid Argument(s) Specified.",
    403: "Unauthorized - Authentication Failure.",
    412: "A Routing Error Occured",
    500: "A Serverside Error Occured Handling the Request.",
}


class NotifyD7Networks(NotifyBase):
    """A wrapper for D7 Networks Notifications."""

    # The default descriptive name associated with the Notification
    service_name = "D7 Networks"

    # The services URL
    service_url = "https://d7networks.com/"

    # All notification requests are secure
    secure_protocol = "d7sms"

    # 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/d7networks/"

    # D7 Networks single notification URL
    notify_url = "https://api.d7networks.com/messages/v1/send"

    # 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}://{token}@{targets}",)

    # Define our template tokens
    template_tokens = dict(
        NotifyBase.template_tokens,
        **{
            "token": {
                "name": _("API Access Token"),
                "type": "string",
                "required": True,
                "private": True,
            },
            "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,
        **{
            "source": {
                # Originating address,In cases where the rewriting of the
                # sender's address is supported or permitted by the SMS-C.
                # This is used to transmit the message, this number is
                # transmitted as the originating address and is completely
                # optional.
                "name": _("Originating Address"),
                "type": "string",
                "map_to": "source",
            },
            "from": {
                "alias_of": "source",
            },
            "unicode": {
                # Unicode characters (default is 'auto')
                "name": _("Unicode Characters"),
                "type": "bool",
                "default": False,
            },
            "to": {
                "alias_of": "targets",
            },
            "batch": {
                "name": _("Batch Mode"),
                "type": "bool",
                "default": False,
            },
        },
    )

    def __init__(
        self,
        token=None,
        targets=None,
        source=None,
        batch=False,
        unicode=None,
        **kwargs,
    ):
        """Initialize D7 Networks Object."""
        super().__init__(**kwargs)

        # Prepare Batch Mode Flag
        self.batch = batch

        # Setup our source address (if defined)
        self.source = None if not isinstance(source, str) else source.strip()

        # Define whether or not we should set the unicode flag
        self.unicode = (
            self.template_args["unicode"]["default"]
            if unicode is None
            else bool(unicode)
        )

        # The token associated with the account
        self.token = validate_regex(token)
        if not self.token:
            msg = f"The D7 Networks token specified ({token}) is invalid."
            self.logger.warning(msg)
            raise TypeError(msg)

        # Parse our targets
        self.targets = []
        for target in parse_phone_no(targets):
            # Validate targets and drop bad ones:
            result = 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):
        """Depending on whether we are set to batch mode or single mode this
        redirects to the appropriate handling."""

        if len(self.targets) == 0:
            # There were no services to notify
            self.logger.warning("There were no D7 Networks targets to notify.")
            return False

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

        # Prepare our headers
        headers = {
            "User-Agent": self.app_id,
            "Content-Type": "application/json",
            "Accept": "application/json",
            "Authorization": f"Bearer {self.token}",
        }

        payload = {
            "message_globals": {
                "channel": "sms",
            },
            "messages": [
                {
                    # Populated later on
                    "recipients": None,
                    "content": body,
                    "data_coding":
                    # auto is a better substitute over 'text' as text
                    # is easier to detect from a post than `unicode`.
                    "auto" if not self.unicode else "unicode",
                }
            ],
        }

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

        if self.source:
            payload["message_globals"]["originator"] = self.source

        target = None
        while len(targets):
            if self.batch:
                # Prepare our payload
                payload["messages"][0]["recipients"] = self.targets

                # Reset our targets so we don't keep going. This is required
                # because we're in batch mode; we only need to loop once.
                targets = []

            else:
                # We're not in a batch mode; so get our next target
                # Get our target(s) to notify
                target = targets.pop(0)

                # Prepare our payload
                payload["messages"][0]["recipients"] = [target]

            # Some Debug Logging
            self.logger.debug(
                "D7 Networks POST URL:"
                f" {self.notify_url} (cert_verify={self.verify_certificate})"
            )
            self.logger.debug(f"D7 Networks Payload: {payload}")

            # Always call throttle before any remote server i/o is made
            self.throttle()
            try:
                r = requests.post(
                    self.notify_url,
                    data=dumps(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, D7NETWORKS_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 D7 Networks SMS notification to {}: "
                        "{}{}error={}.".format(
                            ", ".join(target) if self.batch else 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

                else:
                    if self.batch:
                        self.logger.info(
                            "Sent D7 Networks batch SMS notification to "
                            f"{len(self.targets)} target(s)."
                        )

                    else:
                        self.logger.info(
                            f"Sent D7 Networks 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"
                    " D7 Networks:{} notification.".format(
                        ", ".join(self.targets)
                    )
                )
                self.logger.debug(f"Socket Exception: {e!s}")
                # Mark our failure
                has_error = True
                continue

        return not has_error

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

        # Define any URL parameters
        params = {
            "batch": "yes" if self.batch else "no",
            "unicode": "yes" if self.unicode else "no",
        }

        if self.source:
            params["from"] = self.source

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

        return "{schema}://{token}@{targets}/?{params}".format(
            schema=self.secure_protocol,
            token=self.pprint(self.token, privacy, safe=""),
            targets="/".join(
                [NotifyD7Networks.quote(x, safe="") for x in self.targets]
            ),
            params=NotifyD7Networks.urlencode(params),
        )

    @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.token)

    def __len__(self):
        """Returns the number of targets associated with this notification."""
        #
        # Factor batch into calculation
        #
        return len(self.targets) if not self.batch else 1

    @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

        if "token" in results["qsd"] and len(results["qsd"]["token"]):
            results["token"] = NotifyD7Networks.unquote(
                results["qsd"]["token"]
            )

        elif results["user"]:
            results["token"] = NotifyD7Networks.unquote(results["user"])

            if results["password"]:
                # Support token containing a colon (:)
                results["token"] += ":" + NotifyD7Networks.unquote(
                    results["password"]
                )

        elif results["password"]:
            # Support token starting with a colon (:)
            results["token"] = ":" + NotifyD7Networks.unquote(
                results["password"]
            )

        # Initialize our targets
        results["targets"] = []

        # The store our first target stored in the hostname
        results["targets"].append(NotifyD7Networks.unquote(results["host"]))

        # Get our entries; split_path() looks after unquoting content for us
        # by default
        results["targets"].extend(
            NotifyD7Networks.split_path(results["fullpath"])
        )

        # Get Batch Mode Flag
        results["batch"] = parse_bool(results["qsd"].get("batch", False))

        # Get Unicode Flag
        results["unicode"] = parse_bool(results["qsd"].get("unicode", False))

        # 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"] += NotifyD7Networks.parse_phone_no(
                results["qsd"]["to"]
            )

        # Support the 'from' and source variable
        if "from" in results["qsd"] and len(results["qsd"]["from"]):
            results["source"] = NotifyD7Networks.unquote(
                results["qsd"]["from"]
            )

        elif "source" in results["qsd"] and len(results["qsd"]["source"]):
            results["source"] = NotifyD7Networks.unquote(
                results["qsd"]["source"]
            )

        return results
