#!/usr/bin/python
from re import search, IGNORECASE
from time import monotonic
from flask import Flask, render_template, escape, request
from sys import argv, path
from os import getpid, getenv
from psutil import Process
from urllib.parse import quote
from datetime import datetime
from locale import setlocale, LC_ALL
if getenv("PROFILE"):
	from cProfile import Profile
path.append(".")
from travnik import glob, Type
setlocale(LC_ALL, "")
app = Flask("travnik")
zagon = datetime.now()
def mno(quantity, types):
	if quantity % 100 == 1:
		return types[1]
	if quantity % 100 == 2:
		return types[2]
	if quantity % 100 == 3:
		return types[3]
	return types[0]
@app.route("/")
def index():
	if getenv("PROFILE"):
		pr = Profile()
		pr.enable()
	result = []
	for hash, torrent in torrents.items():
		if not request.args.get("regex"):
			break
		if len(result) >= 100:
			break
		if torrent.matches(request.args.get("regex"), True if getenv("CACHE") else False):
			try:
				decodedname = torrent.dict.get(b'info').get(b'name').decode()
			except UnicodeDecodeError:
				decodedname = torrent.dict.get(b'info').get(b'name').decode("iso-8859-2")
			this = {"ip": torrent.dict.get(b'source').get(b'ip').decode(), "tree": torrent.matching_files(request.args.get("regex") if sum(1 for name, size in torrent.paths()) > 10 else "", True), "files": sum(1 for name, size in torrent.paths()), "found": datetime.fromtimestamp(torrent.dict.get(b'creation date')), "size": sum(size for name, size in torrent.paths()), "name": decodedname, "magnet": "magnet:?dn=" + quote(torrent.dict.get(b'info').get(b'name'))
				+ (("&xt=urn:btih:" + torrent.sha1.hex()) if torrent.type == Type.V1 or torrent.type == Type.HYBRID else "") + (("&xt=urn:btmh:1220" + torrent.sha256.hex()) if torrent.type == Type.V2 or torrent.type == Type.HYBRID else "")}
			result.append(this)
	result = sorted(result, reverse=(request.args.get("order") == "padajoče"), key=lambda x:x["found"].timestamp() if request.args.get("sort") == "datumu" else x["files" if request.args.get("sort") == "datotekah" else "size" if request.args.get("sort") == "velikosti" else "crash"])
	out = render_template("index.html", found_torrents=result, lentorrents=len(result))
	if getenv("PROFILE"):
		pr.disable()
		pr.dump_stats(getenv("PROFILE"))
	return out
if __name__ == "__main__":
	print("zaganjam travnik", argv[0], "... zagon traja dolgo časa (~5 min za ~40k torrentov. za delovanje je potrebnih ~300 MiB RAM RES za ~40k torrentov. sharding je WIP.")
	start = monotonic()
	torrents = glob(getenv("TORRENTS") if getenv("TORRENTS") else ".")
	app.jinja_env.globals.update(mno=mno, zagontekst=zagon.strftime("%c"), torrentov=len(torrents), rammib=round(Process(getpid()).memory_info().rss/(1024*1024)), roundstartuptime=round(monotonic()-start))
	app.jinja_env.add_extension('jinja2.ext.loopcontrols')
	app.run(host="::", port=8080, debug=False if getenv("NDEBUG") else True)