#!/usr/bin/perl
# ------------------------------------------------------------------------
# -- Copyright 2023 Nikolai Rodionov (allanger)
# ------------------------------------------------------------------------
# -- Permission is hereby granted, without written agreement and without
# -- license or royalty fees, to use, copy, modify, and distribute this
# -- software and its documentation for any purpose, provided that the
# -- above copyright notice and the following two paragraphs appear in
# -- all copies of this software.
# -- 
# -- IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
# -- DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
# -- ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
# -- IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
# -- DAMAGE.
# -- 
# -- THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
# -- BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
# -- FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
# -- ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
# -- PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
# ---------------------------------------------------------------------------
use strict; 
use warnings; 
# ---------------------------------------------------------------------------
# -- Setup Git variables
# --  by default main branch should be "main"
# ---------------------------------------------------------------------------
my $git_branch = `git rev-parse --abbrev-ref HEAD`;
my $git_commit_sha = `git rev-parse HEAD`;
my $main_branch = $ENV{'GIT_MAIN_BRANCH'} || 'main';
chomp($git_branch);
chomp($git_commit_sha);
# ---------------------------------------------------------------------------
# -- Build the image with SHA tag
# --  my main build system is DRONE, so I'm using DRONE variables a lot
# ---------------------------------------------------------------------------
my $container_registry = $ENV{'CONTAINER_REGISTRY'} || 'git.badhouseplants.net';
my $image_name = $ENV{"PACKAGE_NAME"} | $ENV{'DRONE_REPO'} || "badhouseplants/badhouseplants-net";
my $tag = "$container_registry/$image_name:$git_commit_sha";
my $custom_tag = $ENV{"CUSTOM_TAG"} || "";
my $username = $ENV{'DRONE_USERNAME'} || "allanger";
my $password = $ENV{'GITEA_TOKEN'} || "YOU NOT AUTHORIZED, PAL";
my $containerfile = $ENV{'CONTAINERFILE'} || ".";
0 == system ("buildah login --username $username --password $password $container_registry") or die $!;
0 == system ("buildah bud -t $tag $containerfile") or die $!;
0 == system ("buildah push $tag") or die $!;
# ---------------------------------------------------------------------------
# -- Push the latest if the branch is main
# ---------------------------------------------------------------------------
if ( $git_branch eq $main_branch) {
    my $latest_tag = "$container_registry/$image_name:latest";
	  0 == system ("buildah tag $tag $latest_tag") or die $!;
    0 == system ("buildah push $latest_tag") or die $!;
}
if ( $custom_tag ne "" ) {
    my $custom_tag_final = "$container_registry/$image_name:$custom_tag";
	  0 == system ("buildah tag $tag $custom_tag_final") or die $!;
    0 == system ("buildah push $custom_tag_final") or die $!;
}

print "Thanks!\n";