#!/usr/bin/perl

use strict;
use warnings;
use File::Basename;
use File::Compare;
use File::Copy;
use Test::More;
use lib 't';
use pgtde;

# Get file name and CREATE out file name and dirs WHERE requried
PGTDE::setup_files_dir(basename($0));

# CREATE new PostgreSQL node and do initdb
my $node = PGTDE->pgtde_init_pg();
my $pgdata = $node->data_dir;

copy("$pgdata/postgresql.conf", "$pgdata/postgresql.conf.bak");

# UPDATE postgresql.conf to include/load pg_tde library
open my $conf, '>>', "$pgdata/postgresql.conf";
print $conf "shared_preload_libraries = 'pg_tde'\n";
close $conf;

open my $conf2, '>>', "/tmp/datafile-location";
print $conf2 "/tmp/keyring_data_file\n";
close $conf2;

my $rt_value = $node->start();
ok($rt_value == 1, "Start Server");

my ($cmdret, $stdout, $stderr) = $node->psql('postgres', 'CREATE EXTENSION pg_tde;', extra_params => ['-a']);
ok($cmdret == 0, "CREATE PGTDE EXTENSION");
PGTDE::append_to_file($stdout);

$rt_value = $node->psql('postgres', "SELECT pg_tde_add_key_provider_file('file-provider', json_object( 'type' VALUE 'file', 'path' VALUE '/tmp/datafile-location' ));", extra_params => ['-a']);
$rt_value = $node->psql('postgres', "SELECT pg_tde_set_principal_key('test-db-principal-key','file-provider');", extra_params => ['-a']);

$stdout = $node->safe_psql('postgres', 'CREATE TABLE test_enc1(id SERIAL,k INTEGER,PRIMARY KEY (id)) USING tde_heap_basic;', extra_params => ['-a']);
PGTDE::append_to_file($stdout);

$stdout = $node->safe_psql('postgres', 'INSERT INTO test_enc1 (k) VALUES (5),(6);', extra_params => ['-a']);
PGTDE::append_to_file($stdout);

$stdout = $node->safe_psql('postgres', 'SELECT * FROM test_enc1 ORDER BY id ASC;', extra_params => ['-a']);
PGTDE::append_to_file($stdout);

# Restart the server
PGTDE::append_to_file("-- server restart");
$rt_value = $node->stop();
$rt_value = $node->start();

$stdout = $node->safe_psql('postgres', 'SELECT * FROM test_enc1 ORDER BY id ASC;', extra_params => ['-a']);
PGTDE::append_to_file($stdout);

$stdout = $node->safe_psql('postgres', 'DROP TABLE test_enc1;', extra_params => ['-a']);
PGTDE::append_to_file($stdout);

# DROP EXTENSION
$stdout = $node->safe_psql('postgres', 'DROP EXTENSION pg_tde;', extra_params => ['-a']);
ok($cmdret == 0, "DROP PGTDE EXTENSION");
PGTDE::append_to_file($stdout);
# Stop the server
$node->stop();

# compare the expected and out file
my $compare = PGTDE->compare_results();

# Test/check if expected and result/out file match. If Yes, test passes.
is($compare,0,"Compare Files: $PGTDE::expected_filename_with_path and $PGTDE::out_filename_with_path files.");

# Done testing for this testcase file.
done_testing();