welcome/welcome.bash-completion

# bash completion for welcome        -*- shell-script -*-

_welcome_complete_simple() {
    COMPREPLY=($(compgen -W "$1" -- "$cur"))
    [[ $COMPREPLY == *= ]] && compopt -o nospace
}

_welcome_complete_open() {
    COMPREPLY=($(compgen "$@"))
    [[ $COMPREPLY == *= ]] && compopt -o nospace
}

_welcome_() {
    local cur prev #words cword split
    _init_completion -s || return

    local -r opts=(
        --help -h
        --enable -f
        --disable
        --once -1
        --installer
        --version
        --lang=
        --startdelay=
        
    )
    local -r langs1=(/usr/share/endeavouros/scripts/translation-*.bash)       # rs  ???
    local -r langs=$(printf "%s\n" ${langs1[*]} | sed -E 's|/usr.*translation-([^\.]+)\.bash|\1|')

    # Handle options that need sub-options.
    # Each option "case" should return immediately.

    case "$prev" in
        --lang)
            _welcome_complete_simple "$langs"
            ;;
        --startdelay)
            _welcome_complete_open -P "$cur" -W "{0..9}"
            ;;
        *)
            # Handle all top-level parameters.
            case "$cur" in
                -* | "")
                    # Any option or nothing yet.
                    _welcome_complete_simple "${opts[*]}"
                    ;;
                *)
                    # Non-option parameters.
                    ;;
            esac
            ;;
    esac
} &&
complete -F _welcome_ welcome eos-welcome