#!/bin/sh

# shmake_link.sh - Linked library configuration for shmake
# Author: Emilia Marigold

add_linked_library()
{
        check_project_root

        if [ $# -lt 1 ]; then
                printf "Usage: %s link [library_names]\n" "$SCRIPT_NAME"
                printf "Example: %s link X11 pthread m\n" "$SCRIPT_NAME"
                exit 1
        fi

        LIB_NAMES="$*"

        LIB_FLAGS=""
        for lib in $LIB_NAMES; do
                if [ -z "$LIB_FLAGS" ]; then
                        LIB_FLAGS="-l$lib"
                else
                        LIB_FLAGS="$LIB_FLAGS -l$lib"
                fi
        done

        printf "Adding linked libraries: %s\n" "$LIB_FLAGS"

        mkdir -p "shmake_config"

        if [ -f "shmake_config/linked.conf" ]; then
                printf "Note: 'linked.conf' already exists.\n"
                printf "Current linked libraries:\n"
                cat "shmake_config/linked.conf"
                printf "\nAppend? [y/N]: "
                read -r append_choice
                       case "$append_choice" in
                                y|Y)
                                        old_libs=$(grep '^LINKED_LIBS' "shmake_config/linked.conf" | sed 's/^LINKED_LIBS = //')
                                        new_libs="$old_libs $LIB_FLAGS"
                                        sed -i '/^LINKED_LIBS/d' "shmake_config/linked.conf"
                                        printf "LINKED_LIBS = %s\n" "$new_libs" >> "shmake_config/linked.conf"
                                        printf "Linked libraries appended successfully!\n"
                                        ;;
                                *)
                                        sed -i '/^LINKED_LIBS/d' "shmake_config/linked.conf"
                                        printf "LINKED_LIBS = %s\n" "$LIB_FLAGS" >> "shmake_config/linked.conf"
                                        printf "Linked libraries overwritten successfully!\n"
                                        ;;
                        esac
        else
                cat > "shmake_config/linked.conf" << EOF
# --- shmake Linked Libraries Configuration ---
# Format: library names (automatically converted to -l flags)
# Example: LINKED_LIBS = -lX11 -lpthread -lm
LINKED_LIBS = $LIB_FLAGS
EOF
                printf "Linked libraries configured successfully!\n"
        fi

        printf "\nRun 'shmake sync' to update Makefile with these libraries.\n"
}