dotfiles/.bash_it/themes/powerline/powerline.base.bash

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2022-02-27 20:00:49 +01:00
# shellcheck shell=bash
# Define this here so it can be used by all of the Powerline themes
THEME_CHECK_SUDO=${THEME_CHECK_SUDO:=true}
function set_color() {
set +u
if [[ "${1}" != "-" ]]; then
fg="38;5;${1}"
fi
if [[ "${2}" != "-" ]]; then
bg="48;5;${2}"
[[ -n "${fg}" ]] && bg=";${bg}"
fi
echo -e "\[\033[${fg}${bg}m\]"
}
function __powerline_user_info_prompt() {
local user_info=""
local color=${USER_INFO_THEME_PROMPT_COLOR}
if [[ "${THEME_CHECK_SUDO}" = true ]]; then
sudo -vn 1> /dev/null 2>&1 && color=${USER_INFO_THEME_PROMPT_COLOR_SUDO}
fi
case "${POWERLINE_PROMPT_USER_INFO_MODE}" in
"sudo")
if [[ "${color}" = "${USER_INFO_THEME_PROMPT_COLOR_SUDO}" ]]; then
user_info="!"
fi
;;
*)
local user=${SHORT_USER:-${USER}}
if [[ -n "${SSH_CLIENT}" ]] || [[ -n "${SSH_CONNECTION}" ]]; then
user_info="${USER_INFO_SSH_CHAR}${user}"
else
user_info="${user}"
fi
;;
esac
[[ -n "${user_info}" ]] && echo "${user_info}|${color}"
}
function __powerline_terraform_prompt() {
local terraform_workspace=""
if [ -d .terraform ]; then
terraform_workspace="$(terraform_workspace_prompt)"
[[ -n "${terraform_workspace}" ]] && echo "${TERRAFORM_CHAR}${terraform_workspace}|${TERRAFORM_THEME_PROMPT_COLOR}"
fi
}
function __powerline_gcloud_prompt() {
local active_gcloud_account=""
active_gcloud_account="$(active_gcloud_account_prompt)"
[[ -n "${active_gcloud_account}" ]] && echo "${GCLOUD_CHAR}${active_gcloud_account}|${GCLOUD_THEME_PROMPT_COLOR}"
}
function __powerline_node_prompt() {
local node_version=""
node_version="$(node_version_prompt)"
[[ -n "${node_version}" ]] && echo "${NODE_CHAR}${node_version}|${NODE_THEME_PROMPT_COLOR}"
}
function __powerline_ruby_prompt() {
local ruby_version=""
if _command_exists rvm; then
ruby_version="$(rvm_version_prompt)"
elif _command_exists rbenv; then
ruby_version=$(rbenv_version_prompt)
fi
[[ -n "${ruby_version}" ]] && echo "${RUBY_CHAR}${ruby_version}|${RUBY_THEME_PROMPT_COLOR}"
}
function __powerline_k8s_context_prompt() {
local kubernetes_context=""
if _command_exists kubectl; then
kubernetes_context="$(k8s_context_prompt)"
fi
[[ -n "${kubernetes_context}" ]] && echo "${KUBERNETES_CONTEXT_THEME_CHAR}${kubernetes_context}|${KUBERNETES_CONTEXT_THEME_PROMPT_COLOR}"
}
function __powerline_k8s_namespace_prompt() {
local kubernetes_namespace=""
if _command_exists kubectl; then
kubernetes_namespace="$(k8s_namespace_prompt)"
fi
[[ -n "${kubernetes_namespace}" ]] && echo "${KUBERNETES_NAMESPACE_THEME_CHAR}${kubernetes_namespace}|${KUBERNETES_NAMESPACE_THEME_PROMPT_COLOR}"
}
function __powerline_python_venv_prompt() {
set +u
local python_venv=""
if [[ -n "${CONDA_DEFAULT_ENV}" ]]; then
python_venv="${CONDA_DEFAULT_ENV}"
PYTHON_VENV_CHAR=${CONDA_PYTHON_VENV_CHAR}
elif [[ -n "${VIRTUAL_ENV}" ]]; then
python_venv=$(basename "${VIRTUAL_ENV}")
fi
[[ -n "${python_venv}" ]] && echo "${PYTHON_VENV_CHAR}${python_venv}|${PYTHON_VENV_THEME_PROMPT_COLOR}"
}
function __powerline_scm_prompt() {
local color=""
local scm_prompt=""
scm_prompt_vars
if [[ "${SCM_NONE_CHAR}" != "${SCM_CHAR}" ]]; then
if [[ "${SCM_DIRTY}" -eq 3 ]]; then
color=${SCM_THEME_PROMPT_STAGED_COLOR}
elif [[ "${SCM_DIRTY}" -eq 2 ]]; then
color=${SCM_THEME_PROMPT_UNSTAGED_COLOR}
elif [[ "${SCM_DIRTY}" -eq 1 ]]; then
color=${SCM_THEME_PROMPT_DIRTY_COLOR}
else
color=${SCM_THEME_PROMPT_CLEAN_COLOR}
fi
if [[ "${SCM_GIT_CHAR}" == "${SCM_CHAR}" ]]; then
scm_prompt+="${SCM_CHAR}${SCM_BRANCH}${SCM_STATE}"
elif [[ "${SCM_P4_CHAR}" == "${SCM_CHAR}" ]]; then
scm_prompt+="${SCM_CHAR}${SCM_BRANCH}${SCM_STATE}"
elif [[ "${SCM_HG_CHAR}" == "${SCM_CHAR}" ]]; then
scm_prompt+="${SCM_CHAR}${SCM_BRANCH}${SCM_STATE}"
elif [[ "${SCM_SVN_CHAR}" == "${SCM_CHAR}" ]]; then
scm_prompt+="${SCM_CHAR}${SCM_BRANCH}${SCM_STATE}"
fi
echo "$(eval "echo ${scm_prompt}")${scm}|${color}"
fi
}
function __powerline_cwd_prompt() {
local cwd=$(pwd | sed "s|^${HOME}|~|")
echo "${cwd}|${CWD_THEME_PROMPT_COLOR}"
}
function __powerline_hostname_prompt() {
echo "${SHORT_HOSTNAME:-$(hostname -s)}|${HOST_THEME_PROMPT_COLOR}"
}
function __powerline_wd_prompt() {
echo "\W|${CWD_THEME_PROMPT_COLOR}"
}
function __powerline_clock_prompt() {
echo "$(date +"${THEME_CLOCK_FORMAT}")|${CLOCK_THEME_PROMPT_COLOR}"
}
function __powerline_battery_prompt() {
local color=""
local battery_status="$(battery_percentage 2> /dev/null)"
if [[ -z "${battery_status}" ]] || [[ "${battery_status}" = "-1" ]] || [[ "${battery_status}" = "no" ]]; then
true
else
if [[ "$((10#${battery_status}))" -le 5 ]]; then
color="${BATTERY_STATUS_THEME_PROMPT_CRITICAL_COLOR}"
elif [[ "$((10#${battery_status}))" -le 25 ]]; then
color="${BATTERY_STATUS_THEME_PROMPT_LOW_COLOR}"
else
color="${BATTERY_STATUS_THEME_PROMPT_GOOD_COLOR}"
fi
ac_adapter_connected && battery_status="${BATTERY_AC_CHAR}${battery_status}"
echo "${battery_status}%|${color}"
fi
}
function __powerline_in_vim_prompt() {
if [ -n "$VIMRUNTIME" ]; then
echo "${IN_VIM_THEME_PROMPT_TEXT}|${IN_VIM_THEME_PROMPT_COLOR}"
fi
}
function __powerline_aws_profile_prompt() {
if [[ -n "${AWS_PROFILE}" ]]; then
echo "${AWS_PROFILE_CHAR}${AWS_PROFILE}|${AWS_PROFILE_PROMPT_COLOR}"
fi
}
function __powerline_in_toolbox_prompt() {
if [ -f /run/.containerenv ] && [ -f /run/.toolboxenv ]; then
echo "${IN_TOOLBOX_THEME_PROMPT_TEXT}|${IN_TOOLBOX_THEME_PROMPT_COLOR}"
fi
}
function __powerline_shlvl_prompt() {
if [[ "${SHLVL}" -gt 1 ]]; then
local prompt="${SHLVL_THEME_PROMPT_CHAR}"
local level=$((SHLVL - 1))
echo "${prompt}${level}|${SHLVL_THEME_PROMPT_COLOR}"
fi
}
function __powerline_dirstack_prompt() {
if [[ "${#DIRSTACK[@]}" -gt 1 ]]; then
local depth=$((${#DIRSTACK[@]} - 1))
local prompt="${DIRSTACK_THEME_PROMPT_CHAR}"
if [[ "${depth}" -ge 2 ]]; then
prompt+="${depth}"
fi
echo "${prompt}|${DIRSTACK_THEME_PROMPT_COLOR}"
fi
}
function __powerline_history_number_prompt() {
echo "${HISTORY_NUMBER_THEME_PROMPT_CHAR}\!|${HISTORY_NUMBER_THEME_PROMPT_COLOR}"
}
function __powerline_command_number_prompt() {
echo "${COMMAND_NUMBER_THEME_PROMPT_CHAR}\#|${COMMAND_NUMBER_THEME_PROMPT_COLOR}"
}
function __powerline_duration_prompt() {
local duration=$(_command_duration)
[[ -n "$duration" ]] && echo "${duration}|${COMMAND_DURATION_PROMPT_COLOR}"
}
function __powerline_left_segment() {
local params
IFS="|" read -ra params <<< "${1}"
local pad_before_segment=" "
if [[ "${SEGMENTS_AT_LEFT}" -eq 0 ]]; then
if [[ "${POWERLINE_COMPACT_BEFORE_FIRST_SEGMENT}" -ne 0 ]]; then
pad_before_segment=""
fi
else
if [[ "${POWERLINE_COMPACT_AFTER_SEPARATOR}" -ne 0 ]]; then
pad_before_segment=""
fi
# Since the previous segment wasn't the last segment, add padding, if needed
#
if [[ "${POWERLINE_COMPACT_BEFORE_SEPARATOR}" -eq 0 ]]; then
LEFT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR}") ${normal}"
fi
if [[ "${LAST_SEGMENT_COLOR}" -eq "${params[1]}" ]]; then
LEFT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR}")${POWERLINE_LEFT_SEPARATOR_SOFT}${normal}"
else
LEFT_PROMPT+="$(set_color "${LAST_SEGMENT_COLOR}" "${params[1]}")${POWERLINE_LEFT_SEPARATOR}${normal}"
fi
fi
LEFT_PROMPT+="$(set_color - "${params[1]}")${pad_before_segment}${params[0]}${normal}"
LAST_SEGMENT_COLOR=${params[1]}
((SEGMENTS_AT_LEFT += 1))
}
function __powerline_left_last_segment_padding() {
LEFT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR}") ${normal}"
}
function __powerline_last_status_prompt() {
[[ "$1" -ne 0 ]] && echo "${1}|${LAST_STATUS_THEME_PROMPT_COLOR}"
}
function __powerline_prompt_command() {
local last_status="$?" ## always the first
local separator_char="${POWERLINE_PROMPT_CHAR}"
LEFT_PROMPT=""
SEGMENTS_AT_LEFT=0
LAST_SEGMENT_COLOR=""
if [[ -n "${POWERLINE_PROMPT_DISTRO_LOGO}" ]]; then
LEFT_PROMPT+="$(set_color "${PROMPT_DISTRO_LOGO_COLOR}" "${PROMPT_DISTRO_LOGO_COLORBG}")${PROMPT_DISTRO_LOGO}$(set_color - -)"
fi
## left prompt ##
for segment in $POWERLINE_PROMPT; do
local info="$(__powerline_"${segment}"_prompt)"
[[ -n "${info}" ]] && __powerline_left_segment "${info}"
done
[[ "${last_status}" -ne 0 ]] && __powerline_left_segment "$(__powerline_last_status_prompt ${last_status})"
if [[ -n "${LEFT_PROMPT}" ]] && [[ "${POWERLINE_COMPACT_AFTER_LAST_SEGMENT}" -eq 0 ]]; then
__powerline_left_last_segment_padding
fi
# By default we try to match the prompt to the adjacent segment's background color,
# but when part of the prompt exists within that segment, we instead match the foreground color.
local prompt_color="$(set_color "${LAST_SEGMENT_COLOR}" -)"
if [[ -n "${LEFT_PROMPT}" ]] && [[ -n "${POWERLINE_LEFT_LAST_SEGMENT_PROMPT_CHAR}" ]]; then
LEFT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR}")${POWERLINE_LEFT_LAST_SEGMENT_PROMPT_CHAR}"
prompt_color="${normal}"
fi
[[ -n "${LEFT_PROMPT}" ]] && LEFT_PROMPT+="${prompt_color}${separator_char}${normal}"
if [[ "${POWERLINE_COMPACT_PROMPT}" -eq 0 ]]; then
LEFT_PROMPT+=" "
fi
PS1="${LEFT_PROMPT}"
## cleanup ##
unset LAST_SEGMENT_COLOR \
LEFT_PROMPT \
SEGMENTS_AT_LEFT
}