# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack.package import *


class SstCore(AutotoolsPackage):
    """The Structural Simulation Toolkit (SST) core
    provides a parallel discrete event simulation (PDES)
    framework for performing architecture simulations
    of existing and proposed HPC systems"""

    homepage = "https://github.com/sstsimulator"
    git = "https://github.com/sstsimulator/sst-core.git"
    url = "https://github.com/sstsimulator/sst-core/releases/download/v11.0.0_Final/sstcore-11.0.0.tar.gz"

    maintainers("sknigh")

    version("11.0.0", sha256="25d17c35d1121330ad74375b6d27fe5c5592d1add3edf0bbb356aa3b5f59f401")
    version("10.1.0", sha256="e464213a81c7b3ccec994fdba2b56992b52fb9a6db089ef7c3445b54306d4b87")
    version("10.0.0", sha256="64cf93a46dfab011fba49244bf0e0efe25ef928c6fbde1d49003220d0eb7735a")
    version("9.1.0", sha256="cfeda39bb2ce9f32032480427517df62e852c0b3713797255e3b838075f3614d")
    version("develop", branch="devel")
    version("master", branch="master")

    variant(
        "pdes_mpi",
        default=True,
        description="Build support for parallel discrete event simulation",
    )
    variant("zoltan", default=False, description="Use Zoltan for partitioning parallel runs")
    variant("hdf5", default=False, description="Build support for HDF5 statistic output")
    variant("zlib", default=False, description="Build support for ZLIB compression")
    variant("preview", default=False, description="Preview build with deprecated features removed")

    depends_on("python", type=("build", "run"))
    depends_on("mpi", when="+pdes_mpi")
    depends_on("zoltan", when="+zoltan")
    depends_on("hdf5", when="+hdf5")
    depends_on("zlib", when="+zlib")

    depends_on("autoconf@1.68:", type="build")
    depends_on("automake@1.11.1:", type="build")
    depends_on("libtool@1.2.4:", type="build")
    depends_on("m4", type="build", when="@master:")
    depends_on("gettext")

    # force out-of-source builds
    build_directory = "spack-build"

    def autoreconf(self, spec, prefix):
        bash = which("bash")
        bash("autogen.sh")

    def configure_args(self):
        args = []
        if "+zoltan" in self.spec:
            args.append("--with-zoltan=%s" % self.spec["zoltan"].prefix)
        if "+hdf5" in self.spec:
            args.append("--with-hdf5=%s" % self.spec["hdf5"].prefix)
        if "+zlib" in self.spec:
            args.append("--with-zlib=%s" % self.spec["zlib"].prefix)

        if "+pdes_mpi" in self.spec:
            args.append("--enable-mpi")
            env["CC"] = self.spec["mpi"].mpicc
            env["CXX"] = self.spec["mpi"].mpicxx
            env["F77"] = self.spec["mpi"].mpif77
            env["FC"] = self.spec["mpi"].mpifc
        else:
            args.append("--disable-mpi")

        if "+preview" in self.spec:
            args.append("--enable-preview-build")

        args.append("--with-python=%s" % self.spec["python"].prefix)
        return args