#!/usr/bin/perl
#Brodie Reuter
#SNC Arboretum Project - CSCI 460


open(INFILE, "<trees.txt") or die "Cannot open trees.txt for reading.\n";	#opening the file containing tree data

$i=0;
while (<INFILE>) {   # $_ = <INFILE>  FAILS on EOF
   $trees[$i]=$_;  #  line read
   $i++;
}
close(INFILE);

open(OUTFILE, ">snc_script.js") or die "Cannot create script.js .\n";		#open output file to make new Javascript file

print OUTFILE "function initialize() {\n";
print OUTFILE "var locations = \[\n";

$t = 0;
foreach (@trees) {					#split the data in the file into relevant parts for displaying in map
    @attrib = split (/;/, $_);
    $num[$t] = $attrib[0];
    $lat[$t] = $attrib[1];
    $longt[$t] = $attrib[2];
    $title[$t] = $attrib[3];
    $desc[$t] = $attrib[4];
    $link[$t] = $attrib[5];
   chomp ($link[$t]);
		# '-' sign creating processing problem
   foreach (@longt) {
    @longfix = split (/-/, $_);
    $longt = $longfix[1];
	}

	#every time loop processes it prints another line of Javascript for the map
	print OUTFILE <<TTT;		
	['$desc[$t] &nbsp <a href="$link[$t]">More Info</a>', $lat[$t], $longt[$t], $num[$t], '$title[$t]'],
TTT
    $t++;
} 

#prints the needed Javascript code for the map to display, centering a map in the center of campus, found on Android Developer
print OUTFILE <<TTT;
];

    var map = new google.maps.Map(document.getElementById('map'), {
      zoom: 17,
      center: new google.maps.LatLng(44.4446, -88.0669),
      mapTypeId: google.maps.MapTypeId.HYBRID
    });

    var infowindow = new google.maps.InfoWindow();

    var marker, i;

    for (i = 0; i < locations.length; i++) {  
      marker = new google.maps.Marker({
        position: new google.maps.LatLng(locations[i][1], locations[i][2]),
        map: map,
		title: locations[i][4],
		zIndex: locations[i][3]
      });

      google.maps.event.addListener(marker, 'click', (function(marker, i) {
        return function() {
          infowindow.setContent(locations[i][0]);
          infowindow.open(map, marker);
        }
      })(marker, i));
    }

TTT


print OUTFILE "}\n";

close(OUTFILE);