#!/usr/bin/env bash
mono_prefix_path="$TASK_ARGS"
if [ -z "$mono_prefix_path" ]; then
    error "required argument 'mono_prefix_path'
        Usage: cbuild get_mono_files_from=mono_prefix_path"
fi
myprint "${BLUE}mono prefix: ${WHITE}$mono_prefix_path"

# copy headers
rm -rf 'dependencies/include/mono'
mkdir -p 'dependencies/include'
cp -r "$mono_prefix_path/include/mono-2.0/mono" 'dependencies/include/'
rm -rf "dependencies/precompiled/mono-libs"
mkdir -p "dependencies/precompiled"
mkdir -p "dependencies/precompiled/mono-libs"

case "$OS" in
    LINUX)
        # copy mono dynamic libraries
        shared_libs=$(find "$mono_prefix_path/lib" -maxdepth 1 \( -name '*.so*' -a -not -name '*-profiler*' \) -type f)
        if [ -z "$shared_libs" ]; then
            error "can't find mono shared libraries"
        fi
        for l in $shared_libs ; do
            cp -v "$l" "dependencies/precompiled/mono-libs/"
        done
        so_v_libs=$(find "dependencies/precompiled/mono-libs" -name '*.so.*')
        for l in $so_v_libs ; do
            l_basename=$(basename "$l")
            soname_without_version=$(safeprint "$l_basename" | sed 's,.so.*,.so,')
            myprint "${BLUE}patching ${WHITE}$l_basename${BLUE}: replacing soname with ${CYAN}$soname_without_version"
            patchelf --set-soname "$soname_without_version" "$l"
            mv -v "$l" "dependencies/precompiled/mono-libs/$soname_without_version"
        done
        
        # myprint "${BLUE}stripping debug symbols from mono shared libraries"
        # for l in $(find "dependencies/precompiled/mono-libs" -name '*.so') ; do
        #     strip -g "$l"
        # done

        # copy mono c# libraries
        managed_libraries="mscorlib.dll"
        myprint "${BLUE}copying mono managed libraries"
        for l in $managed_libraries ; do
            cp -v "$mono_prefix_path/lib/mono/4.5/$l" "dependencies/precompiled/mono-libs/"
        done
        
        # copy config
        myprint "${BLUE}copying mono config"
        cp "$mono_prefix_path/etc/mono/config" "dependencies/precompiled/mono-libs/config.xml"
        myprint "${BLUE}removing '$mono_libdir/' from mono config"
        sed 's,$mono_libdir/,,g' -i "dependencies/precompiled/mono-libs/config.xml"
        ;;
    *)
        error "operating system $OS has no configuration variants"
        ;;
esac

myprint "${GREEN}mono files were copied successfully!"