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#!/usr/bin/env bash
set -euo pipefail
script_path="$(cd -P -- "$(dirname -- "$0")" && pwd -P)"
cd "${script_path}/.."
script_name="$(basename "$0")"
function list_templates() {
echo "Available templates:"
for file in ./Base/res/devel/templates/*.ini; do
printf ' %s - ' "$(basename "${file%%.ini}")"
awk -F "=" '/Description/ { print $2 }' "$file"
done
}
function usage() {
local return_code=${1:-0}
cat <<EOF
Usage: $script_name TEMPLATE DESTINATION
Instantiates a HackStudio template into a project at the given destination.
The last component of the destination path is used as the project name, and must
be a valid identifier (but hyphens are allowed and will be converted into
underscores).
Parameters:
TEMPLATE - The HackStudio template to use.
DESTINATION - The destination directory.
$(list_templates)
EOF
exit "$return_code"
}
while [[ $# -ge 1 ]]; do
case "$1" in
-h|--help) usage;;
-*) echo "$script_name: unknown parameter $1"; usage 1;;
*) break;;
esac
done
[[ $# -ne 2 ]] && echo "$script_name: takes exactly 2 parameters" && usage 1
TEMPLATE="$1"
DESTINATION="$2"
TEMPLATE_SOURCE_DIRECTORY="./Base/res/devel/templates/$TEMPLATE"
TEMPLATE_INI="./Base/res/devel/templates/$TEMPLATE.ini"
TEMPLATE_POSTCREATE="./Base/res/devel/templates/$TEMPLATE.postcreate"
if [[ ! -f "$TEMPLATE_INI" ]]; then
echo "$script_name: unknown template \"$TEMPLATE\"."
list_templates
exit 1
fi
PROJECT_NAME="$(basename "$DESTINATION")"
if ! echo "$PROJECT_NAME" | grep -q '^[a-zA-Z][a-zA-Z0-9_\-]*$'; then
echo "$script_name: The destination directory name contains invalid characters."
echo "The destination directory name must be a valid identifier, with the exception of hyphens."
exit 1
fi
if [[ -d "$DESTINATION" ]]; then
echo "$script_name: Path already exists: $DESTINATION"
echo "Refusing to overwrite it."
exit 1
fi
sh="Build/lagom/shell"
if [[ ! -x $sh ]]; then
echo "Building the Serenity shell, please wait..."
Meta/serenity.sh build lagom shell_lagom
fi
echo "Instantiating template \"$TEMPLATE\" at \"$DESTINATION\"..."
mkdir -p "$DESTINATION"
if [[ -d "$TEMPLATE_SOURCE_DIRECTORY" ]]; then
printf ' Copying template contents... '
cp -R "$TEMPLATE_SOURCE_DIRECTORY"/* "$DESTINATION"
echo "OK"
fi
if [[ -f "$TEMPLATE_POSTCREATE" ]]; then
printf ' Running postcreate script... '
namespace_safe_name="${PROJECT_NAME//-/_}"
$sh "$TEMPLATE_POSTCREATE" "$PROJECT_NAME" "$(realpath "$DESTINATION")" "$namespace_safe_name"
echo "OK"
fi
echo "Project created successfully at $(realpath "$DESTINATION")."
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