#!/bin/bash

# This file is part of NIT ( http://www.nitlanguage.org ).
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This shell script creates (or overrides) a package.ini template file in the current directory.
# The result must be examined and adapted.
#
# Default values are guessed from git and the file system.

while true; do
	case "$1" in
		"")
			break
			;;
		-h|--help)
			echo "nit-makepackage: creates a package.ini in the current directory"
			echo "There is no option (yet)"
			exit
			;;
		*)
			echo >&2 "nit-makepackage does not accept options yet"
			exit 1
			;;
	esac
done


name=`basename $PWD`
maintainer=`git shortlog -esn . | head -n 1 | sed 's/\s*[0-9]*\s*//'`
dir=`git rev-parse --show-prefix`
git=`git remote get-url origin`

# Setup default keys.
# The following values works for Github and Gitlab
root=${git%.git}
browse=$root
homepage=$root
if [ -n "$dir" ]; then
	browse=$root/tree/master/$dir
fi
issues=$root/issues

# Special cases to override
case "$git" in
	*/nit.git)
		# For projects on the main Nit tree
		license=Apache-2.0
		git=https://github.com/nitlang/nit.git
		homepage=http://nitlanguage.org
		root=https://github.com/nitlang/nit
		browse=$root/tree/master/$dir
		issues=$root/issues
		;;
esac

# Generate the `package.ini` file
sed '/^$/d' > package.ini <<SUPERCALIFRAGILISTICEXPIALIDOCIOUS
[package]
name=$name
tags=
maintainer=$maintainer
license=$license
[upstream]
browse=$browse
git=$git
`test -n "$dir" && echo "git.directory=$dir"`
homepage=$homepage
issues=$issues
SUPERCALIFRAGILISTICEXPIALIDOCIOUS