from maubot import Plugin, MessageEvent
from maubot.handlers import command

# Needed for configuration
from typing import Type
from mautrix.util.config import BaseProxyConfig, ConfigUpdateHelper

import aiohttp

# Ensures a running instance gets an updated config from the Maubot interface
class Config(BaseProxyConfig):
	def do_update(self, helper: ConfigUpdateHelper) -> None:
		helper.copy("command_prefix")
		helper.copy("allowed_locations_enabled")
		helper.copy("allowed_locations")
		helper.copy("allowed_senders")
		helper.copy("server_url")
		helper.copy("server_topic")
		helper.copy("command_prefix")
		helper.copy("server_use_authentication")
		helper.copy("server_username")
		helper.copy("server_password")
		helper.copy("send_reaction")

class ConsumerNTFY(Plugin):
	# Get configuration at startup
	async def start(self) -> None:
		self.config.load_and_update()
	
	# Get config
	@classmethod
	def get_config_class(cls) -> Type[BaseProxyConfig]:
		return Config
	
	# Get !command_name setting from config to register it
	def get_command_name(self) -> str:
		return self.config["command_prefix"]
	
	# What gets called when !command_name message is sent
	@command.new(name=get_command_name, help="Report Something")
	@command.argument("message", pass_raw=True)
	async def report(self, evt: MessageEvent, message: str) -> None:
		# Split command (minus !command_name) into tokens
		tokens = message.split()
		
		# Each command must have a state/territory designation and a message
		if len(tokens) < 2: return
		
		# Check locations whitelist
		if self.config["allowed_locations_enabled"]:
			if not tokens[0].lower() in self.config["allowed_locations"]:
				return
		
		# Check allowed senders
		allowed_senders = self.config["allowed_senders." + tokens[0]]
		if allowed_senders and not evt.sender in allowed_senders:
			return
		
		# Sending notification to NTFY
		
		url = self.config["server_url"] + "/" + self.config["server_topic"]
		body = ' '.join(tokens[1:])
		if len(self.config["allowed_locations"]) > 1:
			body = tokens[0] + ": " + body
		
		# Consider authentication
		authentication = None
		if self.config["server_use_authentication"]:
			authentication = aiohttp.BasicAuth(self.config["server_username"], self.config["server_password"])
		
		# Send notification
		for trash in range(3): # Try to send 3 times
			async with self.http.post(url, data=body, auth=authentication) as response:
				if response.status == 200:
					await evt.react("👍")
					return
		
		

# That's all, folks