#!/usr/bin/python3
#/* vim:set ts=2 set noexpandtab */
import json, uuid, hashlib
from flask import Flask, render_template, url_for, request
from werkzeug import secure_filename
app = Flask(__name__)
strings = None
settings = None

@app.route("/")
def index():
	return render_template("search.html", language="english", categories=settings["categories"], strings=strings)

@app.route("/categories")
def categorys():
	return render_template("categories.html", categories=settings["categories"])

@app.route("/create", methods=['GET','POST'])
def create():
	if request.method == "GET":
		return render_template("create.html", language="english", categories=settings["categories"], strings=strings, errors=None)
	elif request.method == "POST":
		errors = createNewTorrent(request)
		if errors == None:
			return "It's allright"
		else:
			return render_template("create.html", language="english", categories=settings["categories"], strings=strings, errors=errors)

@app.route("/search", methods=['GET'])
def search():
	return render_template("result.html", results=request.args.get("q", ""))

def init():
	global strings
	global settings
	with open("strings.json") as stringsJson:
		strings = json.load(stringsJson)

	with open("settings.json") as settingsJson:
		settings = json.load(settingsJson)

def getLocalString(language, descriptor):
	global strings
	if language in strings.keys():
		if descriptor in strings[language].keys():
			return strings[language][descriptor]
		else:
			return descriptor
	else:
		return descriptor

def createNewTorrent(reuqest):
	uploadfile = request.files["torrentFile"]
	filename = secure_filename(uploadfile.filename)

	h = hashlib.sha256()
	h.update((str(uuid.uuid4()) + filename).encode())
	safeFilename = h.hexdigest()
	uploadfile.save("torrentFiles/" + safeFilename)
	print("=== CREATE NEW TORRENT FILE ===")
	print( "Name:         " + request.form["name"] )
	print( "Torrent file: " + safeFilename )
	print( "Category:     " + request.form["category"] )
	print( "Subcategory:  " + request.form["subcategory"] )
	print( "Description:  " + request.form["description"] )
	# TODO: Process inputdate from the form and save it to the (until now) non-existing DB
	return ["Error1", "Error2"]

if __name__ == "__main__":
	init()
	app.jinja_env.globals.update(getLocalString=getLocalString)
	app.jinja_env.globals.update(json=json)
	app.jinja_env.globals.update(sorted=sorted)
	app.run(debug=True)