%global __brp_check_rpaths %{nil}
%global __requires_exclude ^libmpi
%global packname  MLSP
%global packver   0.1.0
%global rlibdir   /usr/local/lib/R/library

Name:             R-CRAN-%{packname}
Version:          0.1.0
Release:          1%{?dist}%{?buildtag}
Summary:          Machine Learning Models for Soil Properties

License:          GPL-2
URL:              https://cran.r-project.org/package=%{packname}
Source0:          %{url}&version=%{packver}#/%{packname}_%{packver}.tar.gz


BuildRequires:    R-devel
Requires:         R-core
BuildArch:        noarch
BuildRequires:    R-CRAN-gsignal 
BuildRequires:    R-CRAN-pls 
BuildRequires:    R-CRAN-glmnet 
BuildRequires:    R-CRAN-Cubist 
BuildRequires:    R-CRAN-randomForest 
Requires:         R-CRAN-gsignal 
Requires:         R-CRAN-pls 
Requires:         R-CRAN-glmnet 
Requires:         R-CRAN-Cubist 
Requires:         R-CRAN-randomForest 

%description
Creates a spectroscopy guideline with a highly accurate prediction model
for soil properties using machine learning or deep learning algorithms
such as LASSO, Random Forest, Cubist, etc., and decide which algorithm
generates the best model for different soil types.

%prep
%setup -q -c -n %{packname}

# fix end of executable files
find -type f -executable -exec grep -Iq . {} \; -exec sed -i -e '$a\' {} \;
# prevent binary stripping
[ -d %{packname}/src ] && find %{packname}/src -type f -exec \
  sed -i 's@/usr/bin/strip@/usr/bin/true@g' {} \; || true
[ -d %{packname}/src ] && find %{packname}/src/Make* -type f -exec \
  sed -i 's@-g0@@g' {} \; || true
# don't allow local prefix in executable scripts
find -type f -executable -exec sed -Ei 's@#!( )*/usr/local/bin@#!/usr/bin@g' {} \;

%build

%install

mkdir -p %{buildroot}%{rlibdir}
%{_bindir}/R CMD INSTALL -l %{buildroot}%{rlibdir} %{packname}
test -d %{packname}/src && (cd %{packname}/src; rm -f *.o *.so)
rm -f %{buildroot}%{rlibdir}/R.css
# remove buildroot from installed files
find %{buildroot}%{rlibdir} -type f -exec sed -i "s@%{buildroot}@@g" {} \;

%files
%{rlibdir}/%{packname}