#!/bin/bash
set -eu


# Constants
#
DAK_ROOT=${ISSM_DIR}/externalpackages/dakota
VER="6.2"

## Environment
#
export BLAS_LIBS="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lfblas -L/usr/local/gfortran/lib -lgfortran" # Need to export BLAS_LIBS *and* pass it as an option to CMake to ensure that external packages also find it
export BOOST_ROOT=${ISSM_DIR}/externalpackages/boost/install
export CXXFLAGS='-std=c++98' # Setting CXXFLAGS to deal with C++11 incompatibility with Matlab's Boost (absolutely necessary for this version)
export DAK_BUILD=${DAK_ROOT}/build
export DAK_INSTALL=${DAK_ROOT}/install
export DAK_SRC=${DAK_ROOT}/src
export LAPACK_LIBS="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lflapack -L/usr/local/gfortran/lib -lgfortran" # Need to export LAPACK_LIBS *and* pass it as an option to CMake to ensure that external packages also find it

# Cleanup
rm -rf build install src
mkdir build install src

# Download source
${ISSM_DIR}/scripts/DownloadExternalPackage.sh "https://issm.ess.uci.edu/files/externalpackages/dakota-${VER}-public.src.tar.gz" "dakota-${VER}-public-src.tar.gz"

# Unpack source
tar -zxvf dakota-${VER}-public-src.tar.gz

# Move source to 'src' directory
mv dakota-${VER}.0.src/* src
rm -rf dakota-${VER}.0.src

# Copy customized source and configuration files to 'src' directory
cp configs/${VER}/packages/DDACE/src/Analyzer/MainEffectsExcelOutput.cpp ${DAK_SRC}/packages/DDACE/src/Analyzer
cp configs/${VER}/packages/surfpack/src/surfaces/nkm/NKM_KrigingModel.cpp ${DAK_SRC}/packages/surfpack/src/surfaces/nkm
cp configs/${VER}/src/DakotaInterface.cpp ${DAK_SRC}/src
cp configs/${VER}/src/NonDLocalReliability.cpp ${DAK_SRC}/src
cp configs/${VER}/src/NonDSampling.cpp ${DAK_SRC}/src

# Copy customized source and configuration files specific to Mac to 'src' directory
cp configs/${VER}/mac/cmake/BuildDakotaCustom.cmake ${DAK_SRC}/cmake
cp configs/${VER}/mac/cmake/DakotaDev.cmake ${DAK_SRC}/cmake
cp configs/${VER}/mac/packages/VPISparseGrid/src/sandia_rules.cpp ${DAK_SRC}/packages/VPISparseGrid/src

# Configure
cd ${DAK_BUILD}
cmake \
	-DBUILD_SHARED_LIBS=ON \
	-DBUILD_STATIC_LIBS=OFF \
	-DCMAKE_C_COMPILER=${MPI_HOME}/bin/mpicc \
	-DCMAKE_CXX_COMPILER=${MPI_HOME}/bin/mpicxx \
	-DCMAKE_Fortran_COMPILER=${MPI_HOME}/bin/mpif77 \
	-DCMAKE_CXX_FLAGS="-fdelayed-template-parsing" \
	-DHAVE_ACRO=OFF \
	-DHAVE_JEGA=OFF \
	-C${DAK_SRC}/cmake/BuildDakotaCustom.cmake \
	-C${DAK_SRC}/cmake/DakotaDev.cmake \
	${DAK_SRC}

# Compile and install
if [ $# -eq 0 ]; then
	make
	make install
else
	make -j $1
	make -j $1 install
fi

cd ${DAK_INSTALL}

# Comment out definition of HAVE_MPI in Teuchos config header file in order to
# avoid conflict with our definition
sed -i -e "s/#define HAVE_MPI/\/* #define HAVE_MPI *\//g" include/Teuchos_config.h