#!/bin/sh

# usage: ./exe/install [path-prefix] [--symlink]

prefix="$1"
option="$2"

lib_name="libsph-sp.so"
lib_source="$PWD/tmp/$lib_name"
header_source="$PWD/src/c-precompiled/sph-sp"
sc_source="$PWD/src/sc/sph-sp/sc-macros.sc"
lib_target="$prefix/usr/lib"
header_target="$prefix/usr/include"
sc_target="$prefix/usr/share/sph-sp"
sph_sc_lib_source="$PWD/src/c/foreign/sph-sc-lib/sph-sp"

# Create directories with proper permissions
mkdir -p "$lib_target" "$header_target/sph-sp" "$sc_target"
chmod 755 "$lib_target" "$header_target" "$header_target/sph-sp" "$sc_target"

# Define function for copy or symlink
install_file() {
  src="$1"
  dest="$2"
  if [ "$option" = "--symlink" ]; then
    ln -sf "$src" "$dest"
  else
    cp "$src" "$dest"
  fi
}

# Install library
install_file "$lib_source" "$lib_target/$lib_name"

# Install header files
install_file "$header_source/sph-sp.h" "$header_target/sph-sp.h"
for header in "$header_source"/*.h "$sph_sc_lib_source"/*; do
  install_file "$header" "$header_target/sph-sp/$(basename "$header")"
done

# Remove duplicate sph-sp.h in subdirectory
rm -f "$header_target/sph-sp/sph-sp.h"

# Install SC file
install_file "$sc_source" "$sc_target/sc-macros.sc"

# Adjust permissions
chmod 644 "$lib_target/$lib_name" "$header_target"/sph-sp*.h "$sc_target/sc-macros.sc"