Files
Bashrc/ps1.sh
2026-01-24 03:43:55 +00:00

122 lines
3.2 KiB
Bash

#!/usr/bin/env bash
# Must be sourced
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
echo "Bruk: source ps1.sh"
exit 1
fi
case "$-" in
*i*) ;;
*) return 0 ;;
esac
# -------------------------------
# Time-based emoji (Europe/Oslo)
# -------------------------------
_ps1_symbol() {
local h m
h=$(TZ=Europe/Oslo date +%H); h=$((10#$h))
m=$(TZ=Europe/Oslo date +%M); m=$((10#$m))
if (( h >= 5 && h <= 8 )); then
echo "🌅" # tidlig
elif (( h >= 9 && h <= 10 )); then
echo "☕" # formiddag
elif (( h == 11 && m < 30 )); then
echo "🥪" # lunsj
elif (( (h == 11 && m >= 30) || (h >= 12 && h <= 15) )); then
echo "💻" # dag
elif (( h == 16 )); then
echo "🍲" # middag
elif (( h >= 17 && h <= 22 )); then
echo "🌆" # kveld
else
echo "🌙" # natt
fi
}
# -------------------------------------------
# Path shortening (keeps /home/user visible)
# /home/steffen/a/b/c/d -> /home/steffen/…/c/d
# -------------------------------------------
_ps1_path() {
local p="$PWD"
local parts=()
IFS='/' read -ra parts <<< "$p"
if ((${#parts[@]} < 6)); then
echo "$p"
return
fi
echo "/${parts[1]}/${parts[2]}/…/${parts[-2]}/${parts[-1]}"
}
# -------------------------------
# Dynamic vars updated each prompt
# -------------------------------
__PS1_SYM=""
__PS1_PATH=""
__PS1_STATUS=0
_ps1_update() {
__PS1_STATUS=$?
__PS1_SYM="$(_ps1_symbol)"
__PS1_PATH="$(_ps1_path)"
}
# -------------------------------
# Enable / disable
# -------------------------------
__PS1_PREV_PROMPT_COMMAND="${PROMPT_COMMAND-}"
ps1_on() {
PROMPT_COMMAND="_ps1_update"
# Reset
local RST="\[\e[0m\]"
# Foregrounds
local FG_TXT="\[\e[38;5;255m\]" # crisp white
local FG_DIM="\[\e[38;5;250m\]" # soft white/gray
# Backgrounds (pastel/dark, high contrast)
local BG_DATE="\[\e[48;5;60m\]" # muted purple-blue
local BG_TIME="\[\e[48;5;66m\]" # teal-ish
local BG_USER="\[\e[48;5;24m\]" # deep blue
local BG_HOST="\[\e[48;5;94m\]" # warm brown/orange
local BG_PATH="\[\e[48;5;238m\]" # graphite
# Segment separators (Powerline glyphs)
local SEP=""
local LEFT=""
local RIGHT=""
# Separator color = next segment background (classic powerline trick)
local SEP_TO_TIME="\[\e[38;5;66m\]"
local SEP_TO_USER="\[\e[38;5;24m\]"
local SEP_TO_HOST="\[\e[38;5;94m\]"
local SEP_TO_PATH="\[\e[38;5;238m\]"
local SEP_TO_RST="\[\e[38;5;0m\]"
# Status (line 2)
local OK="\[\e[38;5;76m\]"
local BAD="\[\e[38;5;203m\]"
local PROMPT_SYM="\$( [ \$__PS1_STATUS -eq 0 ] && printf '${OK}' || printf '${BAD}' )➜${RST}"
# Keep exact order: date -> time -> user@host -> path, then newline, then prompt
PS1="\
\[\e[38;5;60m\]╭─${RST}\
${BG_DATE}${FG_TXT}${LEFT} ${FG_TXT}\d ${RST}${BG_DATE}${SEP_TO_TIME}${SEP}\
${BG_TIME}${FG_TXT} \A ${RST}${BG_TIME}${SEP_TO_USER}${SEP}\
${BG_USER}${FG_TXT} \u ${RST}${BG_USER}${SEP_TO_HOST}${SEP}\
${BG_HOST}${FG_TXT} @\h ${RST}${BG_HOST}${SEP_TO_PATH}${SEP}\
${BG_PATH}${FG_DIM} \${__PS1_PATH} ${RST}${BG_PATH}${FG_DIM}${RIGHT}${RST}\
\n\[\e[38;5;60m\]╰── ${RST}${PROMPT_SYM} ${FG_DIM}\$${RST} \${__PS1_SYM} "
}
ps1_off() {
PROMPT_COMMAND="$__PS1_PREV_PROMPT_COMMAND"
}