#!/usr/bin/env bash
# ------------------------------------------------------------------------------
# Copyright (c) 2013-2026 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
# Protected by the BSD3 license. Please read bellow for details.
#
# * Redistribution and use in source and binary forms,
# * with or without modification, are permitted provided
# * that the following conditions are met:
# *
# *   Redistributions of source code must retain the above
# *   copyright notice, this list of conditions and the
# *   following disclaimer.
# *
# *   Redistributions in binary form must reproduce the above
# *   copyright notice, this list of conditions and the following
# *   disclaimer in the documentation and/or other materials
# *   provided with the distribution.
# *
# *   Neither the name of the copyright holder nor the names
# *   of any other contributors may be used to endorse or
# *   promote products derived from this software without
# *   specific prior written permission.
# *
# * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
# * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
# * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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# * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# * OF SUCH DAMAGE.
# ------------------------------------------------------------------------------
# Prompt helper completions for profile.d/prompt.sh shortcuts.
# ------------------------------------------------------------------------------

_profile_prompt_complete_theme_names()
{
    local theme_dir="${PROMPT_THEME_DIR:-${MYPATH}/profile.d/themes}"

    [[ -d "$theme_dir" ]] || return 0

    local theme_file theme_names=""
    for theme_file in "$theme_dir"/*.theme; do
        [[ -f "$theme_file" ]] || continue
        theme_names+=" ${theme_file##*/}"
        theme_names="${theme_names%.theme}"
    done

    printf "%s\n" "$theme_names"
}

_complete_set_theme()
{
    local cur prev
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"

    case "$prev" in
        -h|--help|-l|--list)
            COMPREPLY=()
            return 0
            ;;
        -p|--preview|-S|--save)
            ;;
    esac

    if [[ "$cur" == -* ]]; then
        mapfile -t COMPREPLY < <(compgen -W "-h --help -l --list -p --preview -S --save" -- "$cur")
        return 0
    fi

    if [[ "$cur" == */* || "$cur" == .* ]]; then
        mapfile -t COMPREPLY < <(compgen -f -X '!*.theme' -- "$cur")
        return 0
    fi

    mapfile -t COMPREPLY < <(compgen -W "$(_profile_prompt_complete_theme_names)" -- "$cur")
}

if [[ $- == *i* && -n ${BASH_VERSION:-} ]]; then
    complete -F _complete_set_theme set_theme
fi

# EOF