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Support greyscale prompt for eInk terminal profile

This commit is contained in:
John Mertz 2024-09-24 16:05:32 -06:00
parent cb6886d47a
commit 001035a19d
2 changed files with 43 additions and 26 deletions
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1
alacritty/fedora-eink.toml
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@ -26,6 +26,7 @@ foreground = "#000000"
[env]
TERM_TITLE = "Alacritty (Fedora eInk)"
TERM_LIGHT = "1"
[font]
size = 11.0

68
bash/prompt.sh
View File

@ -6,26 +6,13 @@ if [[ $1 && $1 != 'h' && $1 != '-h' && $1 != 'help' && $1 != '--help' && $1 != '
exit
fi
# Declare the S name (as used by `setterm`) and B for POSIX background colour
# Reference them later like: ${COLOURS["BLACK","S"]} or ${COLOURS["CYAN","B"]}
declare -A COLOURS='(
[0,S]="default"
[0,B]="\[\e[0m\]"
[1,S]="red"
[1,B]="\[\e[1;30;41m\]"
[2,S]="green"
[2,B]="\[\e[1;30;42m\]"
[3,S]="yellow"
[3,B]="\[\e[1;30;43m\]"
[4,S]="blue"
[4,B]="\[\e[1;30;44m\]"
[5,S]="magenta"
[5,B]="\[\e[1;30;45m\]"
[6,S]="cyan"
[6,B]="\[\e[1;30;46m\]"
[7,S]="white"
[7,B]="\[\e[1;30;47m\]"
)'
# Dark mode terminals should have black text on color; light mode has white
TEXT=0
BG=3
if [[ -n $TERM_LIGHT ]]; then
TEXT=7
BG=4
fi
# Assign colour to each module
P="7" # prompt default, white
@ -39,6 +26,35 @@ B="4" # distrobox
S="5" # ssh
D="6" # dir
G="7" # git
GS="1" # git sigils
# Declare the S name (as used by `setterm`) and B for POSIX background colour
# Reference them later like: ${COLOURS["BLACK","S"]} or ${COLOURS["CYAN","B"]}
declare -A COLOURS='(
[0,S]="default"
[0,B]="\[\e[0m\]"
[1,S]="red"
[1,B]="\[\e[1;3${TEXT};41m\]"
[2,S]="green"
[2,B]="\[\e[1;3${TEXT};42m\]"
[3,S]="yellow"
[3,B]="\[\e[1;3${TEXT};43m\]"
[4,S]="blue"
[4,B]="\[\e[1;3${TEXT};44m\]"
[5,S]="magenta"
[5,B]="\[\e[1;3${TEXT};45m\]"
[6,S]="cyan"
[6,B]="\[\e[1;3${TEXT};46m\]"
[7,S]="white"
[7,B]="\[\e[1;30;47m\]"
)'
if [[ $TEXT != 0 ]]; then
COLOURS[7,S]="black"
COLOURS[7,B]="\[\e[1;37;40m\]"
G=0
GS=7
fi
# If directory was just changed to the root of a git repository, print onefetch
if [ -n "$DIRCHANGED" ]; then
@ -83,7 +99,7 @@ esac
# Get current git branch
function parse_git_branch() {
BRANCH=$(git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/')
[ ! "${BRANCH}" == "" ] && echo "\[\e[1;31;4${G}m\]$(parse_git_dirty)${COLOURS["$G","B"]}${BRANCH}" || echo ""
[ ! "${BRANCH}" == "" ] && echo "\[\e[1;3${GS};4${G}m\]$(parse_git_dirty)\[\e[1;3${TEXT};4${G}m\]${BRANCH}" || echo ""
}
# Get git status
@ -115,14 +131,14 @@ LASTB=$P
if [ -f "/run/.containerenv" ]; then
H=$B
[[ $1 ]] && setterm --foreground ${COLOURS[$H,"S"]} && echo "distrobox" && setterm --foreground default
PS1="${PS1}\[\e[0;3${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}📦"
PS1="${PS1}\[\e[0;${BG}${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}📦"
elif [[ -z $SSH_CLIENT ]]; then
[[ $1 ]] && setterm --foreground ${COLOURS[$H,"S"]} && echo "host session" && setterm --foreground default
PS1="${PS1}\[\e[0;3${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}🏠"
PS1="${PS1}\[\e[0;${BG}${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}🏠"
else
H=$S
[[ $1 ]] && setterm --foreground ${COLOURS[$H,"S"]} && echo "ssh connection" && setterm --foreground default
PS1="${PS1}\[\e[0;3${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}🖧 "
PS1="${PS1}\[\e[0;${BG}${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}🖧 "
fi
LASTB=$H
@ -151,12 +167,12 @@ fi
# User
[[ $(whoami) == 'root' ]] && U=$R
[[ $1 ]] && setterm --foreground ${COLOURS["$U","S"]} && echo "user" && setterm --foreground default
PS1="${PS1}\[\e[0;3${LASTB};4${U}m\]"${SEP}"${COLOURS["$U","B"]}\\u\[\e[0;30;4${U}m\]@"
PS1="${PS1}\[\e[0;3${LASTB};4${U}m\]"${SEP}"${COLOURS["$U","B"]}\\u\[\e[0;3${TEXT};4${U}m\]@"
LASTB=$U
# Host
[[ $1 ]] && setterm --foreground ${COLOURS["$H","S"]} && echo "hostname" $([[ -z $SSH_TTY ]] || echo " (ssh)") && setterm --foreground default
PS1="${PS1}\[\e[0;3${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}\\h\[\e[0;30;4${H}m\]:"
PS1="${PS1}\[\e[0;3${LASTB};4${H}m\]"${SEP}"${COLOURS["$H","B"]}\\h\[\e[0;3${TEXT};4${H}m\]:"
LASTB=$H
# Dir