#!/bin/sh

# shmake_license.sh - License processing for shmake
# Author: Emilia Marigold

process_license()
{
        project_name="$1"
        license_name="$2"

        script_dir=$(get_script_dir)
        licenses_dir="$script_dir/licenses"

        printf "Processing license: %s...\n" "$license_name"

        if [ ! -d "$licenses_dir" ]; then
                printf "Error: Licenses directory not found at '%s'.\n" "$licenses_dir"
                printf "Ensure 'shmake' is installed with its 'licenses' folder alongside it.\n"
                exit 1
        fi

        if [ ! -f "$licenses_dir/$license_name" ]; then
                printf "Warning: License file '%s' not found in script directory. Creating stub.\n" "$license_name"
                cat > "LICENSE" << EOF
                $license_name License

Copyright (c) $(date +%Y) $project_name

Permission is hereby granted... (See full text for $license_name)
EOF
                return 0
        fi

        cp "$licenses_dir/$license_name" "LICENSE"

        printf "\nEnter your name (for copyright): "
        read -r user_name
        [ -z "$user_name" ] && user_name="Your Name"

        printf "Enter organization (optional, press Enter to skip): "
        read -r user_org
        [ -z "$user_org" ] && user_org="None"

        printf "Enter project start year: "
        read -r project_year
        [ -z "$project_year" ] && project_year=$(date +%Y)

        current_year=$(date +%Y)

        escaped_name=$(printf "%s" "$user_name" | sed 's/[&/\]/\\&/g')
        escaped_org=$(printf "%s" "$user_org" | sed 's/[&/\]/\\&/g')

        tmp_file=$(mktemp)

        sed \
                -e "s|(name)|$escaped_name|g" \
                -e "s|(year)|$current_year|g" \
                -e "s|(year1)|$project_year|g" \
                -e "s|(year2)|$current_year|g" \
                -e "s|(project_name)|$project_name|g" \
                -e "s|(org)|$escaped_org|g" \
                "LICENSE" > "$tmp_file"

        mv "$tmp_file" "LICENSE"

        printf "License '%s' applied successfully!\n" "$license_name"
}