# Copyright 2013-2024 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)

import glob
import os

from spack.package import *


class Fckit(CMakePackage):
    """A Fortran toolkit for interoperating Fortran with C/C++."""

    homepage = "https://software.ecmwf.int/wiki/display/fckit"
    git = "https://github.com/ecmwf/fckit.git"
    url = "https://github.com/ecmwf/fckit/archive/0.9.0.tar.gz"

    maintainers("climbfuji")

    license("Apache-2.0")

    version("master", branch="master")
    version("develop", branch="develop")
    version("0.11.0", sha256="846f5c369940c0a3d42cd12932f7d6155339e79218d149ebbfdd02e759dc86c5")
    version("0.10.1", sha256="9cde04fefa50624bf89068ab793cc2e9437c0cd1c271a41af7d54dbd37c306be")
    version("0.10.0", sha256="f16829f63a01cdef5e158ed2a51f6d4200b3fe6dce8f251af158141a1afe482b")
    version("0.9.5", sha256="183cd78e66d3283d9e6e8e9888d3145f453690a4509fb701b28d1ac6757db5de")

    depends_on("mpi")
    depends_on("python")
    depends_on("ecbuild", type=("build"))

    variant(
        "build_type",
        default="RelWithDebInfo",
        description="CMake build type",
        values=("Debug", "Release", "RelWithDebInfo"),
    )

    variant("eckit", default=True, description="Enable eckit")
    depends_on("eckit@:1.23 +mpi", when="@:0.10 +eckit")
    depends_on("eckit@1.24: +mpi", when="@0.11: +eckit")

    variant("openmp", default=True, description="Use OpenMP?")
    depends_on("llvm-openmp", when="+openmp %apple-clang", type=("build", "run"))
    variant("shared", default=True, description="Build shared libraries")
    variant("fismahigh", default=False, description="Apply patching for FISMA-high compliance")
    variant(
        "finalize_ddts",
        default="auto",
        description="Enable / disable automatic finalization of derived types",
        values=("auto", "no", "yes"),
    )

    # fckit fails to auto-detect/switch off finalization
    # of derived types for latest Intel compilers. If set
    # to auto, turn off in cmake_args. If set to yes, abort.
    conflicts("%intel@2021.8:", when="finalize_ddts=yes")

    def cmake_args(self):
        args = [
            self.define_from_variant("ENABLE_ECKIT", "eckit"),
            self.define_from_variant("ENABLE_OMP", "openmp"),
            "-DPYTHON_EXECUTABLE:FILEPATH=" + self.spec["python"].command.path,
            "-DFYPP_NO_LINE_NUMBERING=ON",
        ]

        if "~shared" in self.spec:
            args.append("-DBUILD_SHARED_LIBS=OFF")

        if "finalize_ddts=auto" not in self.spec:
            args.append(self.define_from_variant("ENABLE_FINAL", "finalize_ddts"))
        elif "finalize_ddts=auto" in self.spec and self.spec.satisfies("%intel@2021.8:"):
            # See comment above (conflicts for finalize_ddts)
            args.append("-DENABLE_FINAL=OFF")

        if self.spec.satisfies("%intel") or self.spec.satisfies("%gcc"):
            cxxlib = "stdc++"
        elif self.spec.satisfies("%clang") or self.spec.satisfies("%apple-clang"):
            cxxlib = "c++"
        else:
            raise InstallError("C++ library not configured for compiler")
        args.append("-DECBUILD_CXX_IMPLICIT_LINK_LIBRARIES={}".format(cxxlib))

        return args

    @when("+fismahigh")
    def patch(self):
        patterns = ["tools/install-*", "tools/github-sha*", ".travis.yml"]
        for pattern in patterns:
            for path in glob.glob(pattern):
                os.remove(path)