feat: reshuffle files
This commit is contained in:
Jamie Albert
279
dotfiles/dao.sh/local/bin/prompt.sh
Executable file
279
dotfiles/dao.sh/local/bin/prompt.sh
Executable file
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#!/usr/bin/env bash
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# ---
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# @file_name: prompt.sh
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# @description: a bash prompt
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# @date: 2025-11-12
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# @version: 1.0.1
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# @usage: . prompt.sh
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#
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# @author: Jamie Albert
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# @author_contact: <mailto:jamie.albert@flatmail.me
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# @license: GNU Affero General Public License v3.0 (Included in LICENSE)
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# Copyright (C) 2025, Jamie Albert
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# ---
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# ---
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# Script Exports
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# ---
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declare -x PASSWORD_STORE_DIR=~/dao/storage/pass
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# declare -x BW_SESSION; BW_SESSION=$(pass show bw/session)
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# ---
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# Script globals
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# ---
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declare -g _cached_uh=""
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declare -g _uh_cache_key=""
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declare -g _cached_pyenv_version=""
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declare -g _pyenv_cache_key=""
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declare -g _cached_readonly=""
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declare -g _readonly_cache_key=""
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# ---
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# Shell options configuration
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# ---
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shopt -s histappend
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shopt -s cmdhist
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shopt -s histreedit
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shopt -s histverify
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shopt -s interactive_comments
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shopt -s checkwinsize
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shopt -s globstar
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shopt -s nocaseglob
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shopt -s dirspell
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shopt -s cdspell
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shopt -u autocd
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if [[ $- =~ "i" ]]; then
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bind "set completion-ignore-case on"
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bind "set show-all-if-ambiguous on"
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bind "set mark-symlinked-directories on"
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fi
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# ---
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# * Symbols
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# ---
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_prompt_symbol="❯"
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_git_symbol="git:"
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_pyenv_symbol="pyenv:"
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_readonly_symbol="ro:"
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_screen_symbol="scr:"
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# ---
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# * Colours
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# ---
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_prompt_success_colour="142"
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_prompt_fail_colour="203"
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_prompt_user_colour="109"
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_prompt_sudo_colour="208"
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_prompt_at_colour="249"
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_prompt_hostname_colour="132"
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_prompt_info_colour="172"
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_prompt_input_colour="254"
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_prompt_dir_colour="249"
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_git_module_colour="66"
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_pyenv_module_colour="66"
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_readonly_module_colour="196"
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_screen_module_colour="33"
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# ---
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# * Miscellaneous
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# ---
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_prompt_hostname="ssh"
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_prompt_separator=" "
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_prompt_wrapper="[]"
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# ---
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# // * Nerd Symbols
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# // OBSOLETE 2025-11-07
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# ---
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# _git_symbol=""
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# _pyenv_symbol=""
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# _readonly_symbol=""
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# _screen_symbol=""
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# _prompt_symbol=""
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# ---
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# * Aliases
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# ---
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alias count='find . -type f | wc -l'
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alias cdd='cd /home/jamie/dao'
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alias dnf='sudo dnf'
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alias hist='history|grep'
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alias ll="ls -laFh"
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alias la='ls -A'
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alias li='la | grep -i'
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alias lh='ll -d .*'
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alias mkdir='mkdir -p'
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alias nano='nano -W'
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alias qq='exit'
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alias sc='sudo systemctl'
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alias xclipc='xclip -sel c'
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# ---
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# * Environment settings
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# ---
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declare -g HISTTIMEFORMAT='%F %T '
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declare -g PROMPT_DIRTRIM="2"
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[[ -z "$LC_CTYPE" && -z "$LC_ALL" ]] && declare -g LC_CTYPE="${LANG%%:*}"
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[[ -z "$HISTFILE" ]] && declare -g HISTFILE="$HOME/.bash_history"
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declare -x HISTCONTROL=ignorespace
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declare -x HISTFILESIZE=10000
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declare -x HISTSIZE=${HISTFILESIZE}
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# ---
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# * colour function
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# ---
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_prompt_colour() {
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[[ ${1} != "-" ]] && echo -ne "\[\033[38;5;${1}m\]" || echo -ne "\[\033[0m\]"
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}
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# ---
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# * Generate prompt segments
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# ---
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_prompt_generate() {
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declare _separator="" _text="${1%%|*}" _colour="${1##*|}"
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[[ ${_prompt_seg} -gt 1 ]] && _separator="${_prompt_separator}"
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_prompt_information+="${_separator}$(_prompt_colour "${_colour}")${_text}\[\e[0m\]"
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((_prompt_seg++))
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}
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# ---
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# * Screen
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# ---
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_screen_pre() {
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[[ ${TERM} == "screen"* ]] && _prompt_generate "${_screen_symbol}|${_screen_module_colour}"
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}
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# ---
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# * Git
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# ---
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_git_post() {
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[[ -z "$_git_dir" ]] && _git_dir="$(git rev-parse --git-dir 2>/dev/null)"
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[[ -n "$_git_dir" ]] || return
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local _unsafe_ref
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_unsafe_ref=$(git symbolic-ref -q HEAD 2>/dev/null) || return
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local _clean_ref="${_unsafe_ref##refs/heads/}"
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_clean_ref="${_clean_ref//[^a-zA-Z0-9\/]/-}"
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local _status=""
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[[ -n "$(git status --porcelain 2>/dev/null)" ]] && _status="*"
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[[ -n "$(git ls-files --others --exclude-standard 2>/dev/null)" ]] && _status="${_status}+"
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[[ -n ${_clean_ref} ]] && _prompt_generate "${_git_symbol} ${_clean_ref}${_status}|${_git_module_colour}"
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}
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# ---
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# * Pyenv
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# ---
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_pyenv_post() {
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[[ -n ${VIRTUAL_ENV} ]] || return
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[[ "$VIRTUAL_ENV" != "$_pyenv_cache_key" ]] && {
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_cached_pyenv_version="${PYTHON_VERSION}"
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[[ -z ${_cached_pyenv_version} ]] && _cached_pyenv_version="$(python3 --version 2>/dev/null)"
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_cached_pyenv_version="${_cached_pyenv_version#Python }"
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_pyenv_cache_key="$VIRTUAL_ENV"
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}
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[[ -n ${_cached_pyenv_version} ]] && _prompt_generate "${_prompt_wrapper:0:1}${_pyenv_symbol} ${_cached_pyenv_version}${_prompt_wrapper:1:1}|${_pyenv_module_colour}"
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}
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# ---
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# * Readonly
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# ---
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_readonly_post() {
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[[ "$PWD" != "$_readonly_cache_key" ]] && {
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_cached_readonly=""
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[[ ! -w "$(pwd)" ]] && _cached_readonly="readonly"
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_readonly_cache_key="$PWD"
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}
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[[ -n "$_cached_readonly" ]] && _prompt_generate "${_prompt_wrapper:0:1}${_readonly_symbol}${_prompt_wrapper:1:1}|${_readonly_module_colour}"
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}
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# ---
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# * Build the main prompt
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# ---
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_prompt_build() {
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declare _last_status="$?" _gen_uh _cache_key="${PWD}"
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declare -gi _prompt_seg=1
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[[ "$_cache_key" != "$_last_cache_key" ]] && {
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unset _git_dir _cached_pyenv_version
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_last_cache_key="$_cache_key"
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}
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# ---
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# ! Insert *pre* functions here
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# ---
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# START
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_screen_pre
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# END
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# ---
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# * User and hostname
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# ---
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declare _user_colour="${_prompt_user_colour}"
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sudo -nv 2>/dev/null && _user_colour="${_prompt_sudo_colour}"
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_gen_uh="${_cached_uh}"
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_uh_cache_key="${_prompt_hostname}:${SSH_CLIENT:-}:$(sudo -n -v 2>/dev/null && echo 'sudo' || echo 'nosudo')"
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[[ "$_uh_cache_key" != "$_last_uh_key" ]] && {
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_gen_uh="$(_prompt_colour "${_user_colour}")${USER}"
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if [[ ${_prompt_hostname} == "all" ]] || [[ ${_prompt_hostname} == "ssh" && -n ${SSH_CLIENT} ]]; then
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_gen_uh+="$(_prompt_colour "${_prompt_at_colour}")@$(_prompt_colour "${_prompt_hostname_colour}")${HOSTNAME}"
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fi
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_gen_uh+="\[\033[0m\]"
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_cached_uh="$_gen_uh"
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_last_uh_key="$_uh_cache_key"
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}
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_prompt_generate "${_gen_uh}|${_prompt_info_colour}"
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# ---
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# * Current directory
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# ---
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declare _current_dir="${PWD}"
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_current_dir="${_current_dir/#$HOME/\~}"
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_prompt_generate "$(_prompt_colour "${_prompt_info_colour}")${_prompt_wrapper:0:1}$(_prompt_colour "${_prompt_dir_colour}")${_current_dir}$(_prompt_colour "${_prompt_info_colour}")${_prompt_wrapper:1:1}\[\033[0m\]|${_prompt_info_colour}"
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# ---
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# * Error status
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# ---
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[[ ${_last_status} -ne 0 ]] && _prompt_generate "${_prompt_wrapper:0:1}${_last_status}${_prompt_wrapper:1:1}|${_prompt_fail_colour}"
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# ---
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# ! Insert *post* functions here
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# ---
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# START
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_git_post
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_pyenv_post
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_readonly_post
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# END
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# ---
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# *Final prompt symbol
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# ---
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_prompt_status_colour=${_prompt_success_colour}
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[[ ${_last_status} -ne 0 ]] && _prompt_status_colour=${_prompt_fail_colour}
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_prompt_information+="$(_prompt_colour "${_prompt_status_colour}")\n${_prompt_symbol}\[\e[0m\]"
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PS1="${_prompt_information} "
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unset _prompt_information _prompt_seg
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}
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# ---
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# * Initialize prompt
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# ---
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_prompt_init() {
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case "$PROMPT_COMMAND" in
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*"_prompt_build"*) ;;
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"") PROMPT_COMMAND="_prompt_build" ;;
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*) PROMPT_COMMAND="_prompt_build;${PROMPT_COMMAND}" ;;
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esac
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}
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# ---
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# * Initialize when sourced
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# ---
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[[ ${BASH_SOURCE[0]} != "${0}" ]] && _prompt_init
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