pkg_search

#!/bin/sh

main() {
    set_screen_variables

    parse_arguments "$@"

    check_dependencies
    
    selection=$(pkglocate '*' | cut -d ':' -f1 | uniq | fzf -e --query "$keyword")
    
    if [ "--info" = "$info" ] || [ "-i" == "$info" ]; then
        [ ! -z "$selection" ] && pkg_info -q "$selection"
    else
        [ ! -z "$selection" ] && echo "$selection"
    fi
}

check_dependencies() {
    if ! command -v pkglocate > /dev/null; then
        echo -n "${bold}${yellow}Warning:${no_color} "
        echo "missing ${bold}${italic}pkglocatedb${no_color} dependency"
        echo "${bold}Run:${no_color} ${under_score}doas pkg_add pkglocatedb${no_color}"
        exit 1
    fi

    if ! command -v fzf > /dev/null ; then
        echo -n "${bold}${yellow}Warning:${no_color} "
        echo "missing ${bold}${italic}fzf${no_color} dependency"
        echo "${bold}Run:${no_color} ${under_score}doas pkg_add fzf${no_color}"
        exit 1
   fi
}

parse_arguments() {
    if [ "--help" = "$1" ] || [ "-h" = "$1" ]; then
        print_help
        exit 0
    fi
    if [ "$#" -eq 0 ]; then
        keyword=""
        info=""
    elif [ "$#" -eq 1 ]; then
        if [ "--info" == "$1" ] || [ "-i" == "$1" ]; then
            info="$1"
            keyword=""
        else
            keyword="$1"
            info=""
        fi
    elif [ "$#" -ge 2 ]; then
        keyword="$2"
        info="$1"
    fi
}

print_help() {
    echo "${bold}${green}pkg_search${no_color} - interactive search for OpenBSD packages"
    echo ""
    echo "${tab}${italic}-i${no_color} or ${italic}--info${no_color} get information about the selected package "
    echo "${tab}${italic}-h${no_color} or ${italic}--help${no_color} print this help"    
    echo ""
    echo "${two_space}${bold}NOTE:${no_color} make sure to have following packages installed:"
    echo "${two_space}${tab}${bold}* pkglocatedb${no_color} -- ${under_score}doas pkg_add pkglocatedb${no_color}"
    echo "${two_space}${tab}${bold}* fzf${no_color} -- ${under_score}doas pkg_add fzf${no_color}"
    echo ""
}

set_screen_variables() {
    no_color="\033[0m"
    red="\033[38;5;160m"
    yellow="\033[38;5;226m"
    green="\033[38;5;119m"
    bold="\033[1m"
    under_score="\033[4m"
    italic="\033[3m"
    two_space="  "
    tab="    "
}

main "$@"