1

Add dynamic greeting function

This commit is contained in:
Jessie Hildebrandt 2019-11-04 04:16:36 -05:00
parent cafe3e6577
commit edf7966363

View File

@ -14,10 +14,12 @@
# * Abbreviated + colorized working directory
# * VCS status
# * Dynamic prompt character (root/user, return status)
# * Dynamic greeting function ()
# * Optional timestamps
#
# Configurable variables:
# * __fish_prompt_show_timestamps - If set, displays timestamps on the right side of the terminal
# * __fish_greeting_fortune_cookies - Overrides the default list of fortune cookies to use for greetings
#####################
# Setting Variables #
@ -25,11 +27,58 @@
set __fish_git_prompt_show_informative_status true
set fish_greeting "Hello, commander."
set fish_key_bindings fish_default_key_bindings
set fish_color_command 8787ff
set VIRTUAL_ENV_DISABLE_PROMPT true
#####################
# Greeting Function #
#####################
function fish_greeting --description 'Display a greeting when the session begins'
##################
# Fortune greeting
if type -q fortune
# Set up list of desired cookies
set -l desired_cookies
if not set -q __fish_greeting_fortune_cookies
set desired_cookies computers people science education work wisdom
else
set desired_cookies $__fish_greeting_fortune_cookies
end
# Determine which desired cookies are available
set -l found_cookies
for cookie in $desired_cookies
if fortune -s $cookie > /dev/null ^ /dev/null
set -a found_cookies $cookie
end
end
# If any desired cookies are found, source a fortune from them
if test (count $found_cookies) -gt 0
fortune -s $found_cookies
return
end
# Otherwise, just print whatever
fortune -s
return
end
#################
# Static greeting
echo "Hello, commander."
end
####################
# Battery Function #
####################
@ -39,35 +88,35 @@ function battery --description 'Display the current status of the battery'
#################
# Local variables
set -l battery_file /sys/class/power_supply/BAT0/capacity
set -l battery_files /sys/class/power_supply/BAT*/capacity
set -l normal (set_color normal)
set -l yellow (set_color bryellow)
set -l orange (set_color yellow)
set -l blue (set_color brblue)
set -l gray (set_color 5e5e5e brblack)
#####################
# ACPI battery status
if type acpi > /dev/null
set -l battery_str (acpi | cut -d "," -f 2- | string trim)
set battery_str (string replace -r '([[:digit:]]{1,3}%), (.*)$' "$yellow\$1$normal $orange(\$2)$normal" $battery_str)
printf "%s" $blue "Remaining battery:$normal " $battery_str
if type -q acpid
set -l battery_str (acpi | grep "Unknown" --invert | head -n 1 | cut -d "," -f 2- | string trim)
set battery_str (string replace -r '([[:digit:]]{1,3}%), (.*)$' "$yellow\$1$normal $gray(\$2)$normal" $battery_str)
echo "Battery status: $battery_str"
return
end
#########################
# Fallback battery status
if test -f $battery_file
printf "%s" $blue "Remaining battery:$normal " $yellow (cat $battery_file) "%$normal"
if test -f $battery_files
set -l battery_str "$yellow"(cat $battery_files | head -n 1 | string trim)"%$normal"
echo "Battery status: $battery_str"
return
end
#####################
# Unsupported battery
printf "%s" $blue "No battery detected.$normal"
echo "No battery detected."
end
@ -91,7 +140,7 @@ end
# Prompt Function #
###################
function fish_prompt --description 'Write out the prompt'
function fish_prompt --description 'Display a formatted terminal prompt'
####################
# Exit Status
@ -157,13 +206,17 @@ function fish_prompt --description 'Write out the prompt'
# Working Directory (PWD) Segment
set -g fish_prompt_pwd_dir_length 1
set -l pwd_seg "in $gray" (prompt_pwd)
set pwd_seg (string replace -ar '(.+/)([^/]*$)' "$darkgray\$1$gray\$2$normal" $pwd_seg)
set -l pwd_seg (prompt_pwd)
if test (string length $pwd_seg) -eq 1
set pwd_seg (string replace -ar '^.*$' "in $gray\$0$normal" $pwd_seg)
else
set pwd_seg (string replace -ar '^(.*[~\/])([^\/]*$)' "in $darkgray\$1$gray\$2$normal" $pwd_seg)
end
####################
# VCS Status Segment
set -l vcs_seg (__fish_vcs_prompt) ""
set -l vcs_seg (__fish_vcs_prompt)
##################
# Prompt Character
@ -176,9 +229,7 @@ function fish_prompt --description 'Write out the prompt'
#########
# Output
printf "\n"
printf "%s" $venv_seg $ssh_seg $user_host_seg $pwd_seg $vcs_seg
printf "\n%s" $prompt_char
echo -se $venv_seg $ssh_seg $user_host_seg $pwd_seg $vcs_seg "\n" $prompt_char
end
@ -186,7 +237,7 @@ end
# Right Prompt Function #
#########################
function fish_right_prompt
function fish_right_prompt --description "Display a right-aligned terminal prompt"
#############################
# Enable/disable right prompt
@ -198,11 +249,13 @@ function fish_right_prompt
#################
# Local variables
set -l normal (set_color normal)
set -l darkgray (set_color 3b3b3b brblack)
###########
# Timestamp
printf "%s" $darkgray (date +"[%H:%M:%S]")
set -l timestamp_str "$darkgray"(date +"[%H:%M:%S]")"$normal"
echo -s "$darkgray$timestamp_str"
end