import random
import re
import utilities_script as utilities

from discord import message
from discord.client import Client
import asyncio

import config as config
import db
import tts

import commands.loader as command_loader
from commands.command_base import AbstractCommand

import credentials

import discord
import discord.message
import discord.channel
import discord.abc

from cooldowns import Cooldown_Module

class Discord_Module(discord.Client):
    def __init__(self):
        super().__init__()
        self.loop = asyncio.get_event_loop()
        self.dbCredential: credentials.DB_Credential
        self.discordCredential: credentials.Discord_Credential

        self.cooldownModule:Cooldown_Module = Cooldown_Module()
        self.cooldownModule.setupCooldown("discordRateLimit", 10, 1)

        self.commands = command_loader.load_commands_new(AbstractCommand.CommandType.DISCORD)

        self.tts_enabled: bool = False
        self.selected_ttsChannels:list = []

    async def startup(self):
        await self.start(self.discordCredential.token)

    def main(self):
        print("starting loop")
        self.loop.create_task(self.startup())
        self.loop.run_forever()

    async def on_ready(self):
        print('Logged on as', self.user)

    async def on_message(self, message: discord.Message):
        print("{" + message.guild.name + "}[ " + str(message.channel) + " ](" + message.author.display_name + ")> ")
        #print(message.author.mention)
        print(message.content)
        #print(message.channel.id)
        #Message ID
        #print(str(message.id))
        #print(str(message.channel.id))
        if message.content == "//test":
            #pass
            await message.channel.send('test response')
            #test = self.get_channel(431129571308339210)
            #await test.send("testerino")
            temp = message.channel.last_message
            delayTime:float = 3
            await message.delete(delay=delayTime)
            await temp.delete(delay=delayTime)


        if not await self.isSenderBot(message):
                # This will check for the praxis_bot-tts channel and will TTS stuff from there.
                await self.eval_triggeredEvents(message)

                if self.cooldownModule.isCooldownActive("discordRateLimit") == False:
                    await self.eval_commands(message)
                #await self.tts_message(message)


    async def eval_triggeredEvents(self, message: discord.Message):

        # This will check for the selected channels and will TTS stuff from there.
        for channel in self.selected_ttsChannels:
            if channel == message.channel.id:
                await self.tts_message(message)


    async def eval_automaticEvents(self, message: discord.Message):
        pass


    async def eval_commands(self, message: discord.Message):
        # containsURL: bool = self.contains_url(message)
        try:
            #first_space_idx = message.text.index(' ')

            # This fixes a error where if you send a command without arguments it fails because
            # it cant find the substring.
            if message.content.find(" ") != -1:
                first_space_idx = message.content.index(' ')
            else:
                first_space_idx = -1

            command_text = ' '
            if first_space_idx > -1:
                command_text = message.content[0:first_space_idx]
            else:
                command_text = message.content

            command = self.commands[command_text]
            if command is not None and command.command_type is AbstractCommand.CommandType.DISCORD:
                await command.do_command(self, message)
        except Exception as e:
            # Undo the following for debug stuff
            #print(e)
            pass  # we don't care

    async def send_message(self, message, response):
        if self.cooldownModule.isCooldownActive("discordRateLimit") == False:
            await message.channel.send(response)
            self.cooldownModule.actionTrigger("discordRateLimit")

    async def tts_message(self, message: discord.Message):
        if not await self.contains_slur(message):
            if self.tts_enabled:
                if not message.content.startswith('!'):
                    text_to_say: str = "%s says, %s" % (message.author.display_name, message.content)
                    channel_text = "%s user msg" % message.channel

                    tts.tts(text_to_say)

    # Checks for basic slurs.
    async def contains_slur(self, message: discord.Message):
        containsSlur: bool = False

        if await self.slur_check(message.content) or await self.slur_check(message.author.display_name):
            containsSlur = True

        return containsSlur

    async def slur_check(self, text):
        containsSlur: bool = False
        parsedMessage = text.split(" ")
        for word in parsedMessage:
            for slur in config.slurList:
                if word.lower() == slur:
                    containsSlur = True
                    break  # we want to immediately escape if we found a slur
            if containsSlur:
                break

        if containsSlur:
            print("<{ slur detected! }>")
            #print("<{ slur detected! }> " + " [#" + message.channel + "](" + message.author.display_name + ") used a slur in chat")
        return containsSlur

    # Checks if Sender is bot.
    async def isSenderBot(self, message: discord.Message):
        isBot = False
        for bot in config.botList:
            if message.author.display_name.lower() == bot.lower():
                isBot = True
                print("<{ bot detected! }> ")
        return isBot




if __name__ == "__main__":
    testModule = Discord_Module()

    credentials_manager = credentials.Credentials_Module()
    credentials_manager.load_credentials()
    testModule.dbCredential = credentials_manager.find_DB_Credential(config.credentialsNickname)
    testModule.discordCredential = credentials_manager.find_Discord_Credential(config.credentialsNickname)

    for ttsChannel in config.selected_discordTTSChannels:
        testModule.selected_ttsChannels.append(int(ttsChannel))

    testModule.main()