#!/bin/bash

if [[ "$1" == '' ]]; then
	echo "usage: $0 <train_id>"
fi

source func.sh

function drawLine() {
	printf "%"$1"s" | tr ' ' '*'
	echo ""
}

getTrainInfo $1
getCurrentStation res currentId

declare -A start_station end_station current_station

parseStationInfo "${res[0]}" start_station
parseStationInfo "${res[-1]}" end_station
parseStationInfo "${res[$currentId]}" current_station

declare -A train
train[name]="${start_station[train_number]}"
train[from]="${start_station[name]}"
train[to]="${end_station[name]}"
train[current]="${current_station[name]}"
train[delay]="${current_station}"

display+=("${train[name]}")
display+=("${train[from]} ---> ${train[to]}")
display+=("")
display+=("${train[current]} (${current_station[arrival]} - ${current_station[departure]})")
display+=("Delayed: ${current_station[arrival_delay]}")
display+=("")
display+=("Luna is cute:3")


for i in "${display[@]}"; do
	length=$(wc -m <<< "$i")
	if [[ "$length" -gt "$maxlength" ]]; then
		maxlength=$length
	fi
done
maxlength=$((maxlength-1))

for (( i=0; i<${#display[@]}; i++ )); do
	l="$(wc -m <<< "${display[$i]}")"
	space=$(((maxlength-l)/2))
	display[$i]="$(printf "%"$space"s")${display[$i]}$(printf "%"$space"s")"
done

drawLine $maxlength

IFS=$'\n'
for i in "${display[@]}"; do
	echo "$i"
done

drawLine $maxlength