#!/usr/bin/env bash
#
# @license Apache-2.0
#
# Copyright (c) 2017 The Stdlib Authors.
#
# 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.

# Print dependency information.
#
# Usage: deps_info
#

# MAIN #

CLANG=$(command -v clang 2>/dev/null)
echo '-----'
echo 'clang:' >&2
echo '' >&2
if [[ -x "${CLANG}" ]]; then
	"${CLANG}" --version >&2
else
	echo 'Unable to detect clang.' >&2
fi
echo '' >&2

CMAKE=$(command -v cmake 2>/dev/null)
echo '-----'
echo 'CMake:' >&2
echo '' >&2
if [[ -x "${CMAKE}" ]]; then
	"${CMAKE}" --version >&2
else
	echo 'Unable to detect CMake.' >&2
fi
echo '' >&2

CURL=$(command -v curl 2>/dev/null)
echo '-----'
echo 'curl:' >&2
echo '' >&2
if [[ -x "${CURL}" ]]; then
	"${CURL}" --version >&2
else
	echo 'Unable to detect curl.' >&2
fi
echo '' >&2

FETCH=$(command -v fetch 2>/dev/null)
echo '-----'
echo 'fetch:' >&2
echo '' >&2
if [[ -x "${FETCH}" ]]; then
	"${FETCH}" --version >&2
else
	echo 'Unable to detect fetch.' >&2
fi
echo '' >&2

GCC=$(command -v gcc 2>/dev/null)
echo '-----'
echo 'gcc:' >&2
echo '' >&2
if [[ -x "${GCC}" ]]; then
	"${GCC}" --version >&2
else
	echo 'Unable to detect gcc.' >&2
fi
echo '' >&2

GFORTRAN=$(command -v gfortran 2>/dev/null)
echo '-----'
echo 'gfortran:' >&2
echo '' >&2
if [[ -x "${GFORTRAN}" ]]; then
	"${GFORTRAN}" --version >&2
else
	echo 'Unable to detect gfortran.' >&2
fi
echo '' >&2

GIT=$(command -v git 2>/dev/null)
echo '-----'
echo 'git:' >&2
echo '' >&2
if [[ -x "${GIT}" ]]; then
	"${GIT}" --version >&2
else
	echo 'Unable to detect git.' >&2
fi
echo '' >&2

GNU_MAKE=$(command -v make 2>/dev/null)
echo '-----'
echo 'GNU make:' >&2
echo '' >&2
if [[ -x "${GNU_MAKE}" ]]; then
	"${GNU_MAKE}" --version >&2
else
	echo 'Unable to detect GNU make.' >&2
fi
echo '' >&2

GPP=$(command -v g++ 2>/dev/null)
echo '-----'
echo 'g++:' >&2
echo '' >&2
if [[ -x "${GPP}" ]]; then
	"${GPP}" --version >&2
else
	echo 'Unable to detect g++.' >&2
fi
echo '' >&2

JULIA=$(command -v julia 2>/dev/null)
echo '-----'
echo 'Julia:' >&2
echo '' >&2
if [[ -x "${JULIA}" ]]; then
	"${JULIA}" --version >&2
else
	echo 'Unable to detect Julia.' >&2
fi
echo '' >&2

RSCRIPT=$(command -v Rscript 2>/dev/null)
echo '-----'
echo 'lintr:' >&2
echo '' >&2
if [[ -x "${RSCRIPT}" ]] && "${RSCRIPT}" -e 'packageVersion("lintr")' &>/dev/null; then
	"${RSCRIPT}" -e 'packageVersion("lintr")' >&2
else
	echo 'Unable to detect lintr.' >&2
fi
echo '' >&2

NODEJS=$(command -v node 2>/dev/null)
echo '-----'
echo 'Node.js:' >&2
echo '' >&2
if [[ -x "${NODEJS}" ]]; then
	"${NODEJS}" --version >&2
else
	echo 'Unable to detect Node.js.' >&2
fi
echo '' >&2

NPM=$(command -v npm 2>/dev/null)
echo '-----'
echo 'npm:' >&2
echo '' >&2
if [[ -x "${NPM}" ]]; then
	"${NPM}" --version >&2
else
	echo 'Unable to detect npm.' >&2
fi
echo '' >&2

PYTHON=$(command -v python 2>/dev/null)
echo '-----'
echo 'NumPy:' >&2
echo '' >&2
if [[ -x "${PYTHON}" ]] && "${PYTHON}" -m pip show numpy &>/dev/null; then
	"${PYTHON}" -m pip show numpy >&2
else
	echo 'Unable to detect NumPy.' >&2
fi
echo '' >&2

PANDOC=$(command -v pandoc 2>/dev/null)
echo '-----'
echo 'pandoc:' >&2
echo '' >&2
if [[ -x "${PANDOC}" ]]; then
	"${PANDOC}" -v >&2
else
	echo 'Unable to detect pandoc.' >&2
fi
echo '' >&2

PIP=$(command -v pip 2>/dev/null)
echo '-----'
echo 'pip:' >&2
echo '' >&2
if [[ -x "${PIP}" ]]; then
	"${PIP}" --version >&2
else
	echo 'Unable to detect pip.' >&2
fi
echo '' >&2

PYCODESTYLE=$(command -v pycodestyle 2>/dev/null)
echo '-----'
echo 'pycodestyle:' >&2
echo '' >&2
if [[ -x "${PYCODESTYLE}" ]]; then
	"${PYCODESTYLE}" --version >&2
else
	echo 'Unable to detect pycodestyle.' >&2
fi
echo '' >&2

PYDOCSTYLE=$(command -v pydocstyle 2>/dev/null)
echo '-----'
echo 'pydocstyle:' >&2
echo '' >&2
if [[ -x "${PYDOCSTYLE}" ]]; then
	"${PYDOCSTYLE}" --version >&2
else
	echo 'Unable to detect pydocstyle.' >&2
fi
echo '' >&2

PYLINT=$(command -v pylint 2>/dev/null)
echo '-----'
echo 'Pylint:' >&2
echo '' >&2
if [[ -x "${PYLINT}" ]]; then
	"${PYLINT}" --version >&2
else
	echo 'Unable to detect Pylint.' >&2
fi
echo '' >&2

PYTHON=$(command -v python 2>/dev/null)
echo '-----'
echo 'Python:' >&2
echo '' >&2
if [[ -x "${PYTHON}" ]]; then
	"${PYTHON}" --version >&2
else
	echo 'Unable to detect Python.' >&2
fi
echo '' >&2

R=$(command -v R 2>/dev/null)
echo '-----'
echo 'R:' >&2
echo '' >&2
if [[ -x "${R}" ]]; then
	"${R}" --version >&2
else
	echo 'Unable to detect R.' >&2
fi
echo '' >&2

RSCRIPT=$(command -v Rscript 2>/dev/null)
echo '-----'
echo 'Rscript:' >&2
echo '' >&2
if [[ -x "${RSCRIPT}" ]]; then
	"${RSCRIPT}" --version >&2
else
	echo 'Unable to detect Rscript.' >&2
fi
echo '' >&2

PYTHON=$(command -v python 2>/dev/null)
echo '-----'
echo 'SciPy:' >&2
echo '' >&2
if [[ -x "${PYTHON}" ]] && "${PYTHON}" -m pip show scipy &>/dev/null; then
	"${PYTHON}" -m pip show scipy >&2
else
	echo 'Unable to detect SciPy.' >&2
fi
echo '' >&2

WGET=$(command -v wget 2>/dev/null)
echo '-----'
echo 'wget:' >&2
echo '' >&2
if [[ -x "${WGET}" ]]; then
	"${WGET}" --version >&2
else
	echo 'Unable to detect wget.' >&2
fi
echo '' >&2