#!/bin/bash
function getStations() {
	a="$@"
	s=$(jq -nr --arg v "$a" '$v|@uri')
	data=$(curl -s "http://infopasazer.intercity.pl/?p=stations&q=$s")
	IFS=$'\n'
	links=($(grep -Poh "\?p\=station\&id\=[0-9]+" <<< "$data"))
	names=($(grep -i ">$@" <<< "$data" | tr -d '\r' | sed -s 's/<span class="">//g;s/  //g;s/<\/span>//g'))
	
	if [[ ${#links[@]} -gt 1 ]]; then
		echo "Multiple stations found! Narrow your search down, pretty please"
	fi
	
	for (( i=0; i<${#links[@]}; i++ )); do
		echo "${links[$i]}:${names[$i]}"
	done
}

function getTrains() {
	url="http://infopasazer.intercity.pl/$(grep -Poh "^[^:]+" <<< $1)"
	data="$(curl -s $url | tr -d '\r' | tr -d '\n' | grep -Poh "<tr.*?</tr>")"

	IFS=$'\n'
	trains=$(grep -Poh '<a href=".*?">.*?<br/>.*?</a>' <<< "$data")
	links=($(grep -Poh "\?p\=train&id\=[0-9]+" <<< "$data"))
	names=($(grep -Poh ">.*<br/>.*</a>" <<< "$trains" | sed -s 's/<br\/>/ /g;s/<\/a>//g;s/^>//g'))
}

function getTrainInfo() {
	IFS=$'\n'

	res=($(curl -s "http://infopasazer.intercity.pl/?p=train&id=$1" | tr -d '\n\r' | sed -E 's/  //g' | grep -Poh '<tr class="_TableDelayCol.*?</tr>'))
	unset IFS
}

function parseStationInfo() {
	IFS=$'\n'

	local -n _station=$2

	uwu=($(grep -Poh '<td class="Col".*?</td>' <<< "$1" | grep -Poh 'span.*?</s' | sed -E 's@</a.*@@;s/.*>//;s/<\/s//'))

	_station[train_number]=${uwu[0]}
	_station[date]=${uwu[1]}
	_station[relation]=${uwu[2]}
	_station[name]=${uwu[3]}
	_station[arrival]=${uwu[4]}
	_station[arrival_delay]=${uwu[5]}
	_station[departure]=${uwu[6]}
	_station[departure_delay]=${uwu[7]}
	
	unset IFS
}

function getCurrentStation() {
	IFS=$'\n';
	local -n _dat=$1
	local -n _res=$2

	for (( i=0; i<${#_dat[@]}; i++ )); do
		if [[ "$(grep current <<< "${_dat[$i]}")" != '' ]]; then
			_res=$i
			break
		fi
	done
}