#!/usr/bin/python3

from flask import Flask,render_template,session,request,redirect,abort
import json
import sys
import logging
import datetime
import toml
import os

SECRET_KEY = '!Êrû÷FwÙxIER'
CONFIG_FILE = 'config.toml'
CONFIG_LOG_FILE = 'config_log.json'



app = Flask(__name__)
app.secret_key = SECRET_KEY
app.logger.setLevel(logging.DEBUG)
SERVER_NAME = '127.0.0.1'

config = {}
with open(CONFIG_FILE) as f:
	config = toml.load(f)
print(config)
if not config["orgs"]:
	app.logger.error("Orgs part of config file missing")
	sys.exit(1)
if not config["teams"]:
	app.logger.error("Teams part of config file missing")
	sys.exit(1)
if not config["times"]:
	app.logger.error("Times part of config file missing")
	sys.exit(1)

order = [{"id":i,"value":str(i+1)+"."} for i in range(len(config["teams"]))]
order.append({"id":"t", "value":"Třezalka"})
order.append({"id":"n", "value":"Neběžel"})


def log_state(config):
	with open(CONFIG_LOG_FILE) as f:
		log = json.load(f)
	if type(log) != list:
		raise ValueError('Config log file must contain list!')
	log.append(config)
	os.rename(CONFIG_LOG_FILE,CONFIG_LOG_FILE+'.old')
	with open(CONFIG_LOG_FILE,'w') as f:
		json.dump(log,f)
	

log_state(config)
	
			

def check_form(form,config):
	errors = []
	for t in config["teams"]:
		if "poradi1_"+str(t['id']) not in form:
			errors.append("Tým "+t['name']+" nemá vyplněné pořadí u 1. člověka")
		if "poradi2_"+str(t['id']) not in form:
			errors.append("Tým "+t['name']+" nemá vyplněné pořadí u 2. člověka")
	
	return errors

def team_points(per1,order1,per2,order2,config):
	# FIXME hardcoded interactions
	if (per1 not in ['n','t'] and per2 not in ['n','t']) and \
	   ((per1 == 'Kodein' and per2 == 'Paralen') or \
	   (per1 == 'Penicilin' and per2 == 'Strepsils')):
		order1 = min(int(order1),int(order2))
		order2 = order1

	pts = 0
	# Pokud neběžel první, neběžel ani druhý
	if order1 == 'n':
		return config['no_pts']

	# První měl třezalku
	if order1 == 't':
		pts += config['base_pts']
		
	# První běžel normálně
	else:
		org = get_org_by_id(per1,config)
		pts +=config['base_pts']*config['order_coeff'][int(order1)]*org['coeff']
	# Druhý neběžěl, body za oba jsou body prvního, můžeme vrátit
	if order2 == 'n':
		return pts

	# Druhý měl třezalku
	if order2 == 't':
		pts += config['base_pts']

	# Druhý běžel normálně
	else:
		org = get_org_by_id(per2,config)
		pts += config['base_pts']*config['order_coeff'][int(order2)]*org['coeff']
	return pts

def get_org_by_id(aid,config):
	for o in config["orgs"]:
		if o["id"] == aid:
			return o

@app.route('/')
def hello_world():
	return 'Hello, World!'

@app.route('/form',methods=['GET','POST'])
def form_page():
	if request.method == 'GET':
		return render_template("form.html",
			round = config["times"][config['round']],
			people = config["orgs"],
			order = order,
			teams = config["teams"],
			)		 

	if request.method == 'POST':
		print(request.form)
		errors = check_form(request.form,config)
		if errors:
			return render_template("form.html",
				round = config["times"][config['round']],
				people = config["orgs"],
				order = order,
				teams = config["teams"],
				errors = errors
				)		 
		for team in config["teams"]:
			order1 = request.form['poradi1_'+str(team['id'])]
			order2 = request.form['poradi2_'+str(team['id'])]
			per1 = request.form.get('clovek1_'+str(team['id']),None)
			per2 = request.form.get('clovek2_'+str(team['id']),None)
			team["points"] += team_points(per1,order1,per2,order2,config)
			if team["points"] <= 0:
				team["emerg"] += 1
				team["points"] = 100
			if "zachranka_"+str(team['id']) in request.form and\
				team['emerg_remain'] > 0:
				team["points"] = 100 
				team['emerg_remain'] -= 1
		config["round"] += 1
		log_state(config)
		return render_template("form.html",
			round = config["times"][config['round']],
			people = config["orgs"],
			order = order,
			teams = config["teams"],
			errors = [],
			success = True
			)		 



@app.route('/tablo')
def tablo():
	return render_template("tablo.html",teams=config["teams"])	

@app.route('/rollback',methods=['GET','POST'])
def rollback():
	global config
	with open(CONFIG_LOG_FILE) as f:
		log = json.load(f)
	if request.method == 'GET':
		return render_template("rollback.html",log=log)

	if request.method == 'POST':
		version = request.form['version']
		config = log[int(version)]
		return render_template('rollback.html',log=log,success=True)