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try mkdir 'install';
try mkdir 'install/share';
try mkdir 'install/share/perl6';
try mkdir 'install/share/perl6/site';
try mkdir 'install/share/perl6/site/panda';

my $state-file    = 'install/share/perl6/site/panda/state';
my $projects-file = 'install/share/perl6/site/panda/projects.json';

fetch-projects-json($projects-file);

my $projects = from-json $projects-file.IO.slurp;

# In case we ship a project that is just a fork of a project listed in the ecosystem, add
# the mapping here.
my %ex;
#    'git://github.com/FROGGS/perl6-digest-md5' => 'git://github.com/cosimo/perl6-digest-md5',
#Nil;

# Walk the submodules and put its project information in panda's state file.
my $fh = $state-file.IO.open(:w);
for '.gitmodules'.IO.lines.grep(/^\turl/).map({ /$<url>=[\S+]$/; ~$<url> }) -> $url {
    my $p          = $projects.first({defined .<source-url> && $_.<source-url> ~~ /^ "{%ex{$url} // $url}" '.git'? $/});
    $p<repo-type>  = 'git';
    $p<source-url> = $url;
    $fh.say: $p<name> ~ ' installed ' ~ to-json($p).subst(/\n+/, '', :g);
}
$fh.close;

say $state-file;
say $projects-file;

sub fetch-projects-json($to) {
    try unlink $to;
    my $s;
    if %*ENV<http_proxy> {
        my ($host, $port) = %*ENV<http_proxy>.split('/').[2].split(':');
        $s = IO::Socket::INET.new(host=>$host, port=>$port.Int);
    }
    else {
        $s = IO::Socket::INET.new(:host<ecosystem-api.p6c.org>, :port(80));
    }
    $s.print("GET http://ecosystem-api.p6c.org/projects.json HTTP/1.1\nHost: ecosystem-api.p6c.org\nAccept: */*\nConnection: Close\n\n");
    # gobble up all header line:
    1 while $s.get;

    # read the body:
    my ($buf, $g) = '';
    $buf ~= "$g\n" while $g = $s.get;

    if %*ENV<http_proxy> {
        $buf.=subst(:g,/'git://'/,'http://');
    }
    spurt($to, $buf);
}