#!/bin/bash

print-help()
{
	echo "Usage: myx-dev-project COMMAND [ARGS]"
	echo "COMMAND:"
	echo "  -i  Initialization"
	echo "  -u  Update"
	echo "  -h  Help"
	echo "ARGS:"
	echo "  -s server     (default: gitlab.2)"
	echo "  -d directory  (default: .)"
}

while [[ $# -gt 0 ]]; do
  key="$1"

  case $key in
    -h|--help)
      print-help
      exit 0
      ;;
    -i|--init)
      INIT="1"
      UPDATE="1"
      ACTION="1"
      shift # past argument
      ;;
    -u|--update)
      UPDATE="1"
      ACTION="1"
      shift # past argument
      ;;
    -s|--server)
      SERVER="$2"
      shift # past argument
      shift # past value
      ;;
    -d|--dir|--directory)
      DIRECTORY="$2"
      shift # past argument
      shift # past value
      ;;
    *)    # unknown option
      DIRECTORY="$1"
      break
      ;;
  esac
done

if [[ -z "${ACTION}" ]]; then
	echo "Command is not defined."
	print-help
	exit 1
fi

[[ -z "${SERVER}" ]] && SERVER=gitlab.2

TYPE=gitea
[[ "${SERVER}" == *"gitlab"* ]] && TYPE=gitlab

if [[ "$TYPE" == "gitea" ]]; then
	BASE_URL="https://${SERVER}"
	BRANCH_API="raw/branch"
	GITHOOKS_ARCHIVE="archive/master.tar.gz"
fi

if [[ "$TYPE" == "gitlab" ]]; then
	BASE_URL="http://${SERVER}"
	BRANCH_API="-/raw"
	GITHOOKS_ARCHIVE="-/archive/master/githooks-master.tar.gz"
fi

if [[ "x$INIT" == "x1" ]] ; then
	[[ -z "$DIRECTORY" ]] && DIRECTORY="$(pwd)"
	if [[ -d "${DIRECTORY}/.git" ]]; then
		echo "Directory already has repository. Exiting"
		exit 1
	fi

	if ! mkdir -p "$DIRECTORY"; then
		echo "Can't create directory for git repository"
		exit 1
	fi
fi

if ! cd "$DIRECTORY" >/dev/null; then
	echo "Can't change directory to $DIRECTORY"
	exit 1
fi

if [[ "x$INIT" == "x1" ]] ; then
	if ! git init; then
		echo "Can't create git repository in directory $DIRECTORY"
		exit 1
	fi
fi

mkdir -p files/{etc,log,share,var}
touch files/{etc,log,share,var}/.gitkeep

TF=$(mktemp -u)
if ! wget -O "$TF" "${BASE_URL}/f1x1t/cmake-format/${BRANCH_API}/master/.cmake-format.py" 2>/dev/null; then
	echo "Can't download .clang-format.py"
	exit 1
else
	mv -f "$TF" .clang-format.py
fi

if ! wget -O "$TF" "${BASE_URL}/f1x1t/cmlib-gitignore/${BRANCH_API}/master/.gitignore" 2>/dev/null; then
	echo "Can't download .gitignore"
	exit 1
else
	mv -f "$TF" .gitignore
fi

if ! wget -O "$TF" "${BASE_URL}/f1x1t/gitlab-ci/${BRANCH_API}/master/.gitlab-ci.yml" 2>/dev/null; then
	echo "Can't download .gitlab-ci.yml"
	exit 1
else
	mv -f "$TF" .gitlab-ci.yml
fi

if ! wget -O "$TF" "${BASE_URL}/f1x1t/uncrustify-config/${BRANCH_API}/master/default.cfg" 2>/dev/null; then
	echo "Can't download .uncrustify.cfg"
	exit 1
else
	mv -f "$TF" .uncrustify.cfg
fi

if ! wget -O "$TF" "${BASE_URL}/f1x1t/clang-tidy-config/${BRANCH_API}/master/.clang-tidy" 2>/dev/null; then
	echo "Can't download .clang-tidy"
	exit 1
else
	mv -f "$TF" .clang-tidy
fi

if ! wget -O - "${BASE_URL}/f1x1t/githooks/${GITHOOKS_ARCHIVE}" | tar zx --strip-components=1 -C .git/hooks; then
	echo "Can't download ${GITHOOKS_ARCHIVE}"
	exit 1
fi

sed -i '/.*_CMD.*/d' .gitlab-ci.yml
sed -i '/.*variables:.*/d' .gitlab-ci.yml
sed -i 's/^UNCRUST_CONFIG.*/UNCRUST_CONFIG=$REPO\/.uncrustify.cfg/' .git/hooks/pre-commit-uncrustify.cfg

if [[ "x$INIT" != "x1" ]] ; then
	exit 0
fi

tee -a CMakeLists.txt >/dev/null <<CML
# Минимальная версия CMake
cmake_minimum_required(VERSION 3.3)

# Предпочтительно следовать стандартам принятым в указанном диапазоне версий
cmake_policy(VERSION 3.0.2..3.7)

# Название и версия проекта и используемые языки программирования
project(FIXME VERSION 0.0.1 LANGUAGES C CXX)

###
# Обязательные переменные для MyxCMake
###
# Название организации
set(MYX_CMAKE_ORGANIZATION_NAME "FIXME" CACHE STRING "")

# Имя автора
set(MYX_CMAKE_AUTHOR_NAME "FIXME" CACHE STRING "")

# Почта автора
set(MYX_CMAKE_AUTHOR_EMAIL "FIXME" CACHE STRING "")

# Краткое описание проекта
set(MYX_CMAKE_DESCRIPTION "FIXME" CACHE STRING "")

find_package(MyxCMake 0.3.8 REQUIRED)
CML

git add CMakeLists.txt .clang-tidy .cmake-format.py .gitignore .gitlab-ci.yml .uncrustify.cfg files
git commit -m "Начало проекта"

if [ -e .gitmodules ]; then
	sed -i 's/git@${SERVER}:/..\/..\//' .gitmodules
	git submodule sync --recursive
	git commit -m "Относительные пути к подмодулям" .gitmodules
fi