ccurrency

#!/usr/bin/env python3

import datetime
import argparse
import requests
import json
import sys

# Get coin/fiat from arguments, set to btc/usd as default
parser = argparse.ArgumentParser(description="Set Coin/Fiat pair")
parser.add_argument('-c', '--coin',
                    action='store',
                    default='BTC')
parser.add_argument('-f', '--fiat',
                    action='store',
                    default='USD')
parser.add_argument('-m', '--movement',
                    dest='movement',
                    action='store_true')
parser.add_argument('-p', '--polybar',
                    dest='polybar',
                    action='store_true')
parser.set_defaults(movement=False)
parser.set_defaults(polybar=False)
args = parser.parse_args()

coin = args.coin.upper()
fiat = args.fiat.upper()
hist_time = datetime.datetime.now() - datetime.timedelta(days=30)
hist_time = int(hist_time.timestamp())

lookup = {
    "GBP": "£",
    "EUR": "€",
    "USD": "$",
    "BTC": "",
    "LTC": "Ł",
    "ETH": "Ξ",
}

curr_url = 'https://min-api.cryptocompare.com/data/pricemultifull?fsyms={}&tsyms={}'.format(coin, fiat)
hist_url = 'https://min-api.cryptocompare.com/data/pricehistorical?fsym={}&tsyms={}&ts={}'.format(coin, fiat, hist_time)

curr_r = requests.get(curr_url)
curr_j = curr_r.json()

hist_r = requests.get(hist_url)
hist_j = hist_r.json()

price = curr_j['RAW'][coin][fiat]['PRICE']
change = round(curr_j['RAW'][coin][fiat]['CHANGE24HOUR'], 2)
change_pct = round(curr_j['RAW'][coin][fiat]['CHANGEPCT24HOUR'], 2)
hist_price = round(hist_j[coin][fiat], 2)

diff_price = round(price - hist_price, 2)
diff_pct   = round((diff_price/hist_price)*100, 2)

# Shift the minus symbol to be before the fiat symbol if negative so it looks
# better, add coloured ↑↓s for market movement.
if change > 0:
    change = '{}{}'.format(lookup[fiat], change)
    if args.polybar:
        change_direction = '%{F#00ff00}↑%{F-}'
    else:
        change_direction = '↑'
else:
    change = str(change)
    change = '-{}{}'.format(lookup[fiat], change[1:])
    if args.polybar:
        change_direction = '%{F#f00}↓%{F-}'
    else:
        change_direction = '↓'

if diff_price > 0:
    diff_price = '{}{}'.format(lookup[fiat], diff_price)
    if args.polybar:
        diff_direction = '%{F#00ff00}↑%{F-}'
    else:
        diff_direction = '↑'
else:
    str(diff_price)
    diff_price = '-{}{}'.format(lookup[fiat], diff_price)
    if args.polybar:
        diff_direction = '%{F#f00}↓%{F-}'
    else:
        diff_direction = '↓'

if args.movement:
    output = '{} {}{} {} {}%{} {} {}%{}'.format(lookup[coin],
                                                lookup[fiat],
                                                round(price, 2),
                                                change,
                                                change_pct,
                                                change_direction,
                                                diff_price,
                                                diff_pct,
                                                diff_direction)
else:
    output = '{} {}{}'.format(lookup[coin], lookup[fiat], round(price, 2))

print(output)