import discord
from discord.ext import commands
import json
import string
import os.path

token = 'NjIzOTg2Njg5NDYzMDI1Njk0.XYKbAQ.5u-IY584CrUi3HReM7xe3MXZZDQ'

bot = commands.Bot(command_prefix='!')


@bot.command(name='charge', help='Total amount is charged to each person. Built in state of the art thief protection')
async def charge(ctx, amount: float):
	if amount <= 0:
		ctx.message.add_reaction('<:no:426147595786649613>')
		await ctx.send('Positive values only')
		return
	for mention in ctx.message.mentions:
		transfer(ctx.author.name, mention.name, amount)
	await ctx.message.add_reaction('👍')



@bot.command(name='split', help='Amount is split between each person. Built in state of the art thief protection')
async def split(ctx, amount: float):
	if amount <= 0:
		ctx.message.add_reaction('<:no:426147595786649613>')
		await ctx.send('Positive values only')
		return
	for mention in ctx.message.mentions:
		transfer(ctx.author.name, mention.name, amount/len(ctx.message.mentions))
	await ctx.message.add_reaction('👍')


@bot.command(name='credit', help='Pays the amount to that person')
async def credit(ctx, amount: float):
	if amount <= 0:
		ctx.message.add_reaction('<:no:426147595786649613>')
		await ctx.send('Positive values only')
		return
	for mention in ctx.message.mentions:
		transfer(mention.name, ctx.author.name, amount)
	await ctx.message.add_reaction('👍')


@bot.command(name='balance')
async def balance(ctx):
	filepath = "%s.json" % ctx.author.name
	if os.path.exists(filepath):
		await ctx.send("No transactions found for %s" % ctx.author.name)
	else:
		with open("%s.json" % ctx.author.name) as json_file:
			data = json.load(json_file)
			await ctx.send("Balance for %s " % ctx.author.name + json.dumps(data))


@bot.event
async def on_ready():
	channel = bot.get_channel(620834829700825108)
	await channel.send('You gotta spend maney to make maney')
	print('Bot online')


def transfer(nameToCredit: string, nameToCharge: string, amount: float):
	nameToCreditJsonFilePath = "%s.json" % nameToCredit
	nameToChargeJsonFilePath = "%s.json" % nameToCharge

	if os.path.exists(nameToCreditJsonFilePath):
		with open(nameToCreditJsonFilePath) as read_file:
			data = json.load(read_file)
			data[nameToCharge] -= amount
			with open(nameToCreditJsonFilePath, 'w') as write_file:
				json.dump(data, write_file)
	else:
		with open(nameToCreditJsonFilePath, 'w+') as write_file:
			data = {nameToCharge: amount * -1}
			json.dump(data, write_file)

	if os.path.exists(nameToChargeJsonFilePath):
		with open(nameToChargeJsonFilePath) as read_file:
			data = json.load(read_file)
			data[nameToCredit] += amount
			with open(nameToChargeJsonFilePath, 'w') as write_file:
				json.dump(data, write_file)
	else:
		with open(nameToChargeJsonFilePath, 'w+') as write_file:
			data = {nameToCredit: amount}
			json.dump(data, write_file)


bot.run(token)