import time
import os
import meshtastic
import meshtastic.tcp_interface
from pubsub import pub
from send_to_irc import SendMsgBot
import json

from signal import signal, SIGPIPE, SIG_DFL
signal(SIGPIPE,SIG_DFL)

MESSAGE_FILE = "message.txt"

def send_message_from_mesh():
    print('send_message_from_mesh')
    if os.path.exists(MESSAGE_FILE):
        with open(MESSAGE_FILE, 'r') as file:
            message = file.read().strip()

        if message:
            # If you dont have irc...then you can just print/hook into your service here. 
            xmpp = SendMsgBot('mesh_bot@website.com', 'totallyrealpassword', 'accounttosend@website.com', message)
            xmpp.register_plugin('xep_0030') # Service Discovery
            xmpp.register_plugin('xep_0199') # XMPP Ping

            # Connect to the XMPP server and start processing XMPP stanzas.
            xmpp.connect()
            xmpp.process(forever=True)

            # Clear the file after sending the message
            open(MESSAGE_FILE, 'w').close()
            print('done sending')

def onReceive(packet, interface):
    # called when a packet arrives
    print('******************************************')
    nodes = interface.nodesByNum
    # fromNode = nodes[packet['from']]
    # toNode = nodes[packet['to']]
    # TODO: REFACTOR, THIS IS UGLY AS F
    message = ''
    if packet['from'] in nodes:
        fromNode = nodes[packet['from']]
        message += f"From SN: {fromNode['user']['shortName']} LN: {fromNode['user']['longName']} \n"
        # print(f"From SN: {fromNode['user']['shortName']} LN: {fromNode['user']['longName']}")

    if packet['to'] in nodes:
        toNode = nodes[packet['to']]
        message += f"To SN: {toNode['user']['shortName']} LN: {toNode['user']['longName']} \n"
        # print(f"To SN: {toNode['user']['shortName']} LN: {toNode['user']['longName']}")
    else:
        message += f"To SN: Unknown LN: Unknown \n"

    if message:
        print(message)
        # print(f"To SN: {toNode['user']['shortName']} LN: {toNode['user']['longName']}")
    # fromNode = interface.getNode(nodeId=packet['from'])
    # print(fromNode.getLongName())
    # toNode = interface.getNode(nodeId=packet['to'])

    if 'decoded' in packet:
        print('decoded')
    decoded = packet['decoded']

    if 'TEXT_MESSAGE_APP' in packet['decoded']:
        print('TEXT_MESSAGE_APP')

    if 'portnum' in decoded:
        app_name = decoded['portnum']
        if app_name == 'TELEMETRY_APP':
                with open(MESSAGE_FILE, 'w') as file:
                    file.write(message)
                    file.write(f"TELEMETRY_APP: ")
                #     file.write(str(packet))
                print('TELEMETRY_APP found')
        elif app_name == 'POSITION_APP':
            with open(MESSAGE_FILE, 'w') as file:
              file.write(message)
              file.write(f"POSITION_APP: ")
            #   file.write(str(packet))
            print('POSITION_APP found')
        elif app_name == 'NODEINFO_APP':
            with open(MESSAGE_FILE, 'w') as file:
              file.write(message)
              file.write(f"NODEINFO_APP: ")
            #   file.write(str(packet))
            print('NODEINFO_APP found')
        else:
            print('Not a recognized portnum message')
            print(packet)

    if 'decoded' in packet and 'text' in packet['decoded']:
        # print(packet)
        txt_message = packet['decoded']['text']
        
        # Write message to file
        with open(MESSAGE_FILE, 'w') as file:
            file.write(message)
            file.write(txt_message)
        
        # Notify send_message function
        # pub.sendMessage('send_to_irc')

        print(f"text message here: {txt_message}")
    else:
        print('Not the text message')
        # print(packet)

# def onReceive2(packet, interface2):
#     onReceive(packet, interface2)

def onConnection(interface, topic=pub.AUTO_TOPIC):
    pass

pub.subscribe(onConnection, "meshtastic.connection.established")


# Subscribe send_message function to the send_to_irc topic
# pub.subscribe(send_message, 'send_to_irc')
# This does not work ATM, so doing a quick workaround.

# Initialize the meshtastic interface
interface = meshtastic.tcp_interface.TCPInterface(hostname='192.168.1.104') # mobile
# interface = meshtastic.tcp_interface.TCPInterface(hostname='192.168.1.102') # repeater
interface.showInfo()
# # interface.getNode()
# tables = interface.showNodes()
# nodes = interface.nodesByNum
# print(nodes)
# interface.getNode()
# interface = meshtastic.tcp_interface.TCPInterface(hostname='192.168.1.104') # mobile
# send message from client ip to repeater. 

# Subscribe onReceive function to the meshtastic.receive topic
pub.subscribe(onReceive, "meshtastic.receive")

# pub.subscribe(onReceive2, "meshtastic.receive")

# Keep the script running to process incoming messages
try:
    while True:
        time.sleep(1)
        send_message_from_mesh()
except KeyboardInterrupt:
    pass
finally:
    interface.close()