from __future__ import absolute_import, annotations
import os
from pathlib import Path
import threading
import time
import flask
import datetime
import logging.handlers
from urllib.parse import quote as urlquote

import octoprint.printer
import octoprint.server
import octoprint.plugin
from octoprint.events import Events
import octoprint.settings
from octoprint.util import get_formatted_size, get_formatted_datetime, is_hidden_path
from octoprint.server.util.flask import no_firstrun_access
from octoprint.server.util.tornado import (
    LargeResponseHandler,
    path_validation_factory,
)
from octoprint.access.permissions import Permissions
from octoprint.logging.handlers import CleaningTimedRotatingFileHandler

from pybambu import BambuCloud

from .printer.ftpsclient.ftpsclient import IoTFTPSClient
from .printer.bambu_virtual_printer import BambuVirtualPrinter


class BambuPrintPlugin(
    octoprint.plugin.SettingsPlugin,
    octoprint.plugin.TemplatePlugin,
    octoprint.plugin.AssetPlugin,
    octoprint.plugin.EventHandlerPlugin,
    octoprint.plugin.SimpleApiPlugin,
    octoprint.plugin.BlueprintPlugin,
):
    _logger: logging.Logger
    _plugin_manager: octoprint.plugin.PluginManager

    def get_assets(self):
        return {"js": ["js/bambu_printer.js"]}

    def get_template_configs(self):
        return [
            {"type": "settings", "custom_bindings": True},
            {
                "type": "generic",
                "custom_bindings": True,
                "template": "bambu_timelapse.jinja2",
            },
        ]  # , {"type": "generic", "custom_bindings": True, "template": "bambu_printer.jinja2"}]

    def get_settings_defaults(self):
        return {
            "device_type": "X1C",
            "serial": "",
            "host": "",
            "access_code": "",
            "username": "bblp",
            "timelapse": False,
            "bed_leveling": True,
            "flow_cali": False,
            "vibration_cali": True,
            "layer_inspect": False,
            "use_ams": False,
            "local_mqtt": True,
            "region": "",
            "email": "",
            "auth_token": "",
            "always_use_default_options": False,
        }

    def is_api_adminonly(self):
        return True

    def get_api_commands(self):
        return {"register": ["email", "password", "region", "auth_token"]}

    def on_api_command(self, command, data):
        if command == "register":
            if (
                "email" in data
                and "password" in data
                and "region" in data
                and "auth_token" in data
            ):
                self._logger.info(f"Registering user {data['email']}")
                bambu_cloud = BambuCloud(
                    data["region"], data["email"], data["password"], data["auth_token"]
                )
                bambu_cloud.login(data["region"], data["email"], data["password"])
                return flask.jsonify(
                    {
                        "auth_token": bambu_cloud.auth_token,
                        "username": bambu_cloud.username,
                    }
                )

    def on_event(self, event, payload):
        if event == Events.TRANSFER_DONE:
            self._printer.commands("M20 L T", force=True)

    def support_3mf_files(self):
        return {"machinecode": {"3mf": ["3mf"]}}

    def upload_to_sd(
        self,
        printer,
        filename,
        path,
        sd_upload_started,
        sd_upload_succeeded,
        sd_upload_failed,
        *args,
        **kwargs,
    ):
        self._logger.debug(f"Starting upload from {filename} to {filename}")
        sd_upload_started(filename, filename)

        def process():
            host = self._settings.get(["host"])
            access_code = self._settings.get(["access_code"])
            elapsed = time.monotonic()
            try:
                ftp = IoTFTPSClient(
                    f"{host}", 990, "bblp", f"{access_code}", ssl_implicit=True
                )
                if ftp.upload_file(path, f"{filename}"):
                    elapsed = time.monotonic() - elapsed
                    sd_upload_succeeded(filename, filename, elapsed)
                    # remove local file after successful upload to Bambu
                    # self._file_manager.remove_file("local", filename)
                else:
                    raise Exception("upload failed")
            except Exception as e:
                elapsed = time.monotonic() - elapsed
                sd_upload_failed(filename, filename, elapsed)
                self._logger.debug(f"Error uploading file {filename}")

        thread = threading.Thread(target=process)
        thread.daemon = True
        thread.start()
        return filename

    def get_template_vars(self):
        return {"plugin_version": self._plugin_version}

    def virtual_printer_factory(self, comm_instance, port, baudrate, read_timeout):
        if not port == "BAMBU":
            return None
        if (
            self._settings.get(["serial"]) == ""
            or self._settings.get(["host"]) == ""
            or self._settings.get(["access_code"]) == ""
        ):
            return None
        seriallog_handler = CleaningTimedRotatingFileHandler(
            self._settings.get_plugin_logfile_path(postfix="serial"),
            when="D",
            backupCount=3,
        )
        seriallog_handler.setFormatter(logging.Formatter("%(asctime)s %(message)s"))
        seriallog_handler.setLevel(logging.DEBUG)

        serial_obj = BambuVirtualPrinter(
            self._settings,
            self._printer_profile_manager,
            data_folder=self.get_plugin_data_folder(),
            serial_log_handler=seriallog_handler,
            read_timeout=float(read_timeout),
            faked_baudrate=baudrate,
        )
        return serial_obj

    def get_additional_port_names(self, *args, **kwargs):
        if (
            self._settings.get(["serial"]) != ""
            and self._settings.get(["host"]) != ""
            and self._settings.get(["access_code"]) != ""
        ):
            return ["BAMBU"]
        else:
            return []

    def get_timelapse_file_list(self):
        if flask.request.path.startswith("/api/timelapse"):

            def process():
                host = self._settings.get(["host"])
                access_code = self._settings.get(["access_code"])
                return_file_list = []
                try:
                    ftp = IoTFTPSClient(
                        f"{host}", 990, "bblp", f"{access_code}", ssl_implicit=True
                    )
                    if self._settings.get(["device_type"]) in ["X1", "X1C"]:
                        timelapse_file_list = ftp.list_files("timelapse/", ".mp4")
                    else:
                        timelapse_file_list = ftp.list_files("timelapse/", ".avi")
                    for entry in timelapse_file_list:
                        filename = entry.name
                        filesize = ftp.ftps_session.size(entry.as_posix())
                        date_str = ftp.ftps_session.sendcmd(
                            f"MDTM {entry.as_posix()}"
                        ).replace("213 ", "")
                        filedate = (
                            datetime.datetime.strptime(date_str, "%Y%m%d%H%M%S")
                            .replace(tzinfo=datetime.timezone.utc)
                            .timestamp()
                        )
                        return_file_list.append(
                            {
                                "bytes": filesize,
                                "date": get_formatted_datetime(
                                    datetime.datetime.fromtimestamp(filedate)
                                ),
                                "name": filename,
                                "size": get_formatted_size(filesize),
                                "thumbnail": "/plugin/bambu_printer/thumbnail/"
                                + filename.replace(".mp4", ".jpg").replace(
                                    ".avi", ".jpg"
                                ),
                                "timestamp": filedate,
                                "url": f"/plugin/bambu_printer/timelapse/{filename}",
                            }
                        )
                    self._plugin_manager.send_plugin_message(
                        self._identifier, {"files": return_file_list}
                    )
                except Exception as e:
                    self._logger.debug(f"Error getting timelapse files: {e}")

            thread = threading.Thread(target=process)
            thread.daemon = True
            thread.start()

    def _hook_octoprint_server_api_before_request(self, *args, **kwargs):
        return [self.get_timelapse_file_list]

    @octoprint.plugin.BlueprintPlugin.route("/timelapse/<filename>", methods=["GET"])
    @octoprint.server.util.flask.restricted_access
    @no_firstrun_access
    @Permissions.TIMELAPSE_DOWNLOAD.require(403)
    def downloadTimelapse(self, filename):
        dest_filename = os.path.join(self.get_plugin_data_folder(), filename)
        host = self._settings.get(["host"])
        access_code = self._settings.get(["access_code"])
        if not os.path.exists(dest_filename):
            ftp = IoTFTPSClient(
                f"{host}", 990, "bblp", f"{access_code}", ssl_implicit=True
            )
            download_result = ftp.download_file(
                source=f"timelapse/{filename}",
                dest=dest_filename,
            )
        return flask.redirect(
            "/plugin/bambu_printer/download/timelapse/" + urlquote(filename), code=302
        )

    @octoprint.plugin.BlueprintPlugin.route("/thumbnail/<filename>", methods=["GET"])
    @octoprint.server.util.flask.restricted_access
    @no_firstrun_access
    @Permissions.TIMELAPSE_DOWNLOAD.require(403)
    def downloadThumbnail(self, filename):
        dest_filename = os.path.join(self.get_plugin_data_folder(), filename)
        host = self._settings.get(["host"])
        access_code = self._settings.get(["access_code"])
        if not os.path.exists(dest_filename):
            ftp = IoTFTPSClient(
                f"{host}", 990, "bblp", f"{access_code}", ssl_implicit=True
            )
            download_result = ftp.download_file(
                source=f"timelapse/thumbnail/{filename}",
                dest=dest_filename,
            )
        return flask.redirect(
            "/plugin/bambu_printer/download/thumbnail/" + urlquote(filename), code=302
        )

    def is_blueprint_csrf_protected(self):
        return True

    def route_hook(self, server_routes, *args, **kwargs):
        return [
            (
                r"/download/timelapse/(.*)",
                LargeResponseHandler,
                {
                    "path": self.get_plugin_data_folder(),
                    "as_attachment": True,
                    "path_validation": path_validation_factory(
                        lambda path: not is_hidden_path(path), status_code=404
                    ),
                },
            ),
            (
                r"/download/thumbnail/(.*)",
                LargeResponseHandler,
                {
                    "path": self.get_plugin_data_folder(),
                    "as_attachment": True,
                    "path_validation": path_validation_factory(
                        lambda path: not is_hidden_path(path), status_code=404
                    ),
                },
            ),
        ]

    def get_update_information(self):
        return {
            "bambu_printer": {
                "displayName": "Bambu Printer",
                "displayVersion": self._plugin_version,
                "type": "github_release",
                "user": "jneilliii",
                "repo": "OctoPrint-BambuPrinter",
                "current": self._plugin_version,
                "stable_branch": {
                    "name": "Stable",
                    "branch": "master",
                    "comittish": ["master"],
                },
                "prerelease_branches": [
                    {
                        "name": "Release Candidate",
                        "branch": "rc",
                        "comittish": ["rc", "master"],
                    }
                ],
                "pip": "https://github.com/jneilliii/OctoPrint-BambuPrinter/archive/{target_version}.zip",
            }
        }