nix/modules/home-manager/fish/interactiveShellInit.fish
2024-04-10 11:58:11 -05:00

176 lines
4.2 KiB
Fish

# prompt
function get_hostname
if test (uname) = Linux || test (uname) = Darwin
has_command hostname && hostname | cut -d. -f1 || cat /etc/hostname
else
# assume bsd
hostname | head -n 1 | cut -d. -f1
end
end
function fish_greeting
_prompt_prefix
printf "%s\n" (date)
end
function preprocess_pwd
test (pwd) = / && echo / && return 1
test (pwd) = $NICE_HOME && echo "~" && return 0
pwd \
| cut -c2- \
| gawk '{n=split($0,p,"/");for(i=1;i<=n;i++){if(i==n){printf "/%s",p[i]}else{printf "/%.3s",p[i]}}}'
end
function _maybe_sudo_prefix
if set -q SUDO_USER
set_color -b yellow black
printf " SUDO "
set_color -b normal normal
printf " "
end
end
function _maybe_aws_profile
if set -q AWS_PROFILE && test $AWS_PROFILE = prd
printf " "
set_color -b yellow black
printf " AWS_PROFILE=prd "
set_color -b normal normal
end
end
function _user_and_host
if test $argv[1] -eq 0
set_color -b normal blue
else
set_color -b normal red
end
printf "%s@%s" $USER (get_hostname)
end
function _cur_work_dir
set_color -b normal magenta
printf " %s" (preprocess_pwd)
end
function _last_cmd_duration
set_color -b normal green
set -q CMD_DURATION && printf " %dms" $CMD_DURATION
end
function _maybe_jobs_summary
if jobs -q
set_color -b normal cyan
printf " &%d" (jobs -p | wc -l)
end
end
function _user_prompt
printf "\n"
set_color brblack
if test (id -u) -eq 0
printf '# '
else
printf '$ '
end
set_color -b normal normal
end
function _maybe_git_summary
set_color -b normal yellow
set cur_sha (git rev-parse --short HEAD 2>/dev/null)
if test $status = 0
set num_changes (git status --porcelain | wc -l | string trim)
if test $num_changes = 0
set num_changes "✔"
else
set num_changes "+$num_changes"
end
printf " %s %s %s" (git branch --show-current) $cur_sha $num_changes
end
end
function _prompt_marker
# printf "%b133;A%b" "\x1b\x5d" "\x1b\x5c"
end
function _prompt_continuation_marker
# printf "%b133;A;k=s%b" "\x1b\x5d" "\x1b\x5c"
end
function cmd_marker --on-variable _
# printf "%b133;C%b" "\x1b\x5d" "\x1b\x5c"
end
function _prompt_prefix
set_color -b normal brblack
printf "# "
end
function fish_prompt
set last_cmd_status $status
_prompt_marker
_prompt_prefix
_maybe_sudo_prefix
_user_and_host $last_cmd_status
_cur_work_dir
_maybe_git_summary
_maybe_aws_profile
_last_cmd_duration
_maybe_jobs_summary
_user_prompt
end
function fish_mode_prompt
end
function fish_right_prompt
end
# key bindings
fish_vi_key_bindings
set --universal fish_cursor_default block
set --universal fish_cursor_insert line
set --universal fish_cursor_block block
fish_vi_cursor
set --universal fish_vi_force_cursor 1
bind --mode insert --sets-mode default jk repaint
bind --mode insert --sets-mode default jK repaint
bind --mode insert --sets-mode default Jk repaint
bind --mode insert --sets-mode default JK repaint
# bind --mode insert --sets-mode default jj repaint
# bind --mode insert --sets-mode default jJ repaint
# bind --mode insert --sets-mode default Jj repaint
# bind --mode insert --sets-mode default JJ repaint
if has_command skim
bind -M insert \cg skim-cd-widget
end
if has_command fzf
bind -M insert \cg fzf-cd-widget
end
bind -M insert \cp up-or-search
bind -M insert \cn down-or-search
bind -M insert \ce end-of-line
bind -M insert \ca beginning-of-line
bind -M insert \cv edit_command_buffer
bind -M default \cv edit_command_buffer
test $PWD = $HOME && begin
cd $NICE_HOME || cd
end
# tmux has issues when pasting sometimes where it seems to interpret a newline
# as C-j and jumps a pane and screws up the previous pane somehow
# I think a tput reset can fix it, but it's just annoying and I don't think I
# currently make heavy enough use of sessions and detaching and tmux-resurrect for
# it to be worth it
# if has_command tmux && ! set -q DO_NOT_AUTOSTART_TMUX && ! set -q TMUX
# tmux new-session -D -s "default" &>/dev/null || tmux attach -t "default"
# end