#!/usr/bin/perl

use strict;
use FindBin;
use Getopt::Long;
use DBI;

sub usage {
    die "Usage: dev-indexer [--wipe] <portnumber> -- [other_camlistored_opts]";
}

my $opt_wipe;
GetOptions("wipe" => \$opt_wipe)
    or usage();

my $port = shift || "3200";
usage() unless $port =~ /^\d+$/;

system("./build.pl", "server/go/blobserver") and die "Failed to build.\n";

# NOTE: Root required but not used by indexer blobserver
my $root = "/tmp/camliroot/port$port/";
if ($opt_wipe && -d $root) {
    print "Wiping $root\n";
    system("rm", "-rf", $root) and die "Failed to wipe $root.\n";
}
unless (-d $root) {
    system("mkdir", "-p", $root) and die "Failed to create $root.\n";
}

my $DBNAME = "devcamlistore";

my $dbh = DBI->connect("DBI:mysql:database=mysql", "root", "root") or
    die "Failed to connect to MySQL on localhost with user/pass of root/root.\n";

my $camdb = DBI->connect("DBI:mysql:database=$DBNAME", "root", "root", {
    PrintWarn => 0,
    PrintError => 0,
});
unless ($camdb) {
    print "Database '$DBNAME' doesn't exist; assuming --wipe and initializing.\n";
    $opt_wipe = 1;
}

if ($opt_wipe) {
    system("mysqladmin", "-uroot", "-proot", "--force", "drop", "$DBNAME");
    system("mysqladmin", "-uroot", "-proot", "create", "$DBNAME") and die "Could not create MySQL database on localhost.\n";
    my $dbh = DBI->connect("DBI:mysql:database=$DBNAME", "root", "root", {
        "RaiseError" => 1,
    }) or die "Failed to connect to MySQL on localhost.\n";

    # Begin schema creation.
    $dbh->do("CREATE TABLE blobs (".
             "blobref VARCHAR(100) NOT NULL PRIMARY KEY, ".
             "size INTEGER NOT NULL, ".
             "type VARCHAR(100)".
             ")");
}

print "Starting blobserver with indexer on http://localhost:$port/ in $root\n";

$ENV{CAMLI_PASSWORD} = "pass$port";
exec("$FindBin::Bin/server/go/blobserver/camlistored",
     "-root=$root",  # NOTE: Root required but not used by indexer blobserver
     "-listen=:$port",
     "-devmysqlindexer",
     @ARGV);