#!/usr/bin/env python
import discord
import datetime
import time
import os
import sys

#Config
version = 1.0 #Version number, change as needed. Try to never lower the version number.
logging = True #True or False, enables/disables logging.
#Logging saves to file Discord.log every time someone uses a command.
configfile = "login.cfg" #Contains any details needed, in the format
#"______=_______". (No "=" signs other than the one in the middle
#allowed right now.)
welcomenewusers = True # True/False; creates a welcome message for new users.
AdminRoles = ["Bot","Owner"] #Type the name of roles that should have admin rights here.

#Code
commands = {}
def AddCommand(command,reply):
    global commands
    commands[command] = reply
    return
def AddListCommand(command,reply,inplist):
    global commands
    print(inplist)
    for x in inplist:
        reply += x+", "
    commands[command] = reply
    return
def AddCustomCommand(command,function): #Runs the specified function on command,
    #with words after the first being passed in a list called params, and the
    #original message being passed as message.
    global commands
    commands[command] = function


def GetKeys(dic): #Returns a list of commands.
    keys = []
    for k,v in dic.items():
        keys.append(k)
    return keys
def AddToLog(entry):
    logentry = "["+str(datetime.datetime.now())+"] " + entry
    file = open("Discord.log","a")
    file.write(logentry)
    file.write("\n")
    file.close()
    print(logentry)
def GetFromConfig(value):
    global configfile
    if os.path.exists(configfile):
        file = open(configfile,"r")
        resultdict = {}
        for x in file:
            y = x.split("=")
            resultdict[y[0].rstrip('\n')] = y[1].rstrip('\n')
        print(resultdict)
        file.close()
        if value in resultdict:
            return resultdict[value]
        else:
            print("ERROR: Could not find "+value+" in dictonary.")
            return None
    else:
        print("ERROR: Config file does not exist. Creating.")
        open(configfile,"w")
        return None



#Custom Command Executions
def Announce(params,message):
    server = message.server
    content = " ".join(params[1:])
    for x in message.author.roles:
        if x.name in AdminRoles:
            client.send_message(server.get_default_channel(),"@everyone ANNOUNCEMENT: "+content,True,True)

def NextComicUpdate(params,message):
    now = datetime.datetime.now()
    updatetime = datetime.datetime(now.year,now.month,now.day,18, 0, 0, 0)
    if updatetime < now:
        updatetime = updatetime + datetime.timedelta(days=1)
    time = updatetime - now
    print(time)
    client.send_message(message.channel, "The next comic update should be in around "+ str(time).split(".")[0])








starttime = time.time()
client = discord.Client()
client.login(GetFromConfig("DiscordUser"),GetFromConfig("DiscordPass"))
@client.event
def on_message(message):
    global commands
    logentry = ""
    for k,v in commands.items():
        if message.content.lower().split(" ")[0] == k:
            if logging == True:
                if message.server == None:
                    AddToLog("User "+message.author.name+" just executed command "+k+" via PM.")
                else:
                    AddToLog("User "+message.author.name+" just executed command "+k+" in channel "+message.channel.name+".")
            if callable(v)== True:
                message1 = message.content.split("!")[1:]
                message1str = "!".join(message1)
                params = message1str.split(" ")
                v(params,message)
            else:
                client.send_message(message.channel, v)

@client.event
def on_member_join(member):
    if welcomenewusers == True:
        client.send_message(member.server.get_default_channel(),"Welcome to "+member.server.name+", "+member.mention()+" !",True)
    if logging == True:
        AddToLog("User "+member.name+" joined server "+member.server.name+"!")

@client.event
def on_member_remove(member):
    if logging == True:
        AddToLog("User "+member.name+" left server "+member.server.name+".")

@client.event


@client.event
def on_ready():
    print('Logged in as')
    print(client.user.name)
    print(client.user.id)
    print('------')
    AddCustomCommand("!comicupdate",NextComicUpdate)
    #Keep at end!
    AddListCommand('!help',"Current commands: !help, ",GetKeys(commands))
    if logging == True:
        AddToLog("Bot loaded with "+str(len(commands))+" commands!")


client.run()