path: root/.zshrc

# Nick's light .zshrc

# Setup the prompt (PS1)
PS1="%F{015}%n%f%F{243}@%f%F{176}%m%f%F{243}:%f%(5~|%-1~//%3~|%4~) » "
[ "$TERM" = "linux" ] && PS1="%F{cyan}%n%f%F{white}@%f%F{magenta}%m%f%F{white}:%f%(5~|%-1~//%3~|%4~)$ "
[ ! -z $SSH_CLIENT ] && PS1="(SSH) $PS1"

# History
HISTFILE="$HOME/.local/share/zsh_history"
HISTSIZE=1000
SAVEHIST=1000

# Some misc options
setopt auto_cd
setopt share_history
setopt menu_complete
setopt cdable_vars
# Automatically push dirs to stack so we can quickly flip between dirs
setopt auto_pushd
# For above, minus should mean reverse (at least to me?)
setopt pushd_minus
# Don't auto tab complete fill
setopt nomenucomplete


# Use vim keys
bindkey -v
KEYTIMEOUT=1

# Vim key fixes
# Backspace in viins
bindkey -v '^?' backward-delete-char
# Ctrl-r
bindkey '^R' history-incremental-search-backward
bindkey '^S' history-incremental-search-forward
# Delete
bindkey '^[[3~' delete-char # xterm
bindkey '^[[P' delete-char # st
# Home/End in vicmd
bindkey -a '^[[H' beginning-of-line
bindkey -a '^[[F' end-of-line # xterm
bindkey -a '^[[4~' end-of-line # st


# don't do this for non-tty
if [ "$TERM" != "linux" ]; then

# Use beam cursor
# Code 6 for static (not blinking), also for all new prompts, do this too
_beam_cursor() { echo -ne '\e[6 q' ;}
precmd_functions+=(_beam_cursor)

# Update correct cursors for zsh vi editing (from luke's)
# Except use 2 & 6 for statics
function zle-keymap-select {
	if [[ ${KEYMAP} == vicmd ]] ||
		 [[ $1 = 'block' ]]; then
		echo -ne '\e[2 q'

	elif [[ ${KEYMAP} == main ]] ||
			 [[ ${KEYMAP} == viins ]] ||
			 [[ ${KEYMAP} = '' ]] ||
			 [[ $1 = 'beam' ]]; then
		echo -ne '\e[6 q'
	fi
}
zle -N zle-keymap-select
zle-line-init() {
	zle -K viins # initiate `vi insert` as keymap (can be removed if `bindkey -V` has been set elsewhere)
	echo -ne "\e[6 q"
}
zle -N zle-line-init


# Dynamic xtitle
# https://wiki.archlinux.org/index.php/Zsh#xterm_title
autoload -Uz add-zsh-hook
function xterm_title_precmd () {
	print -Pn -- '\e]2;%n@%m:%~\a'
	[[ "$TERM" == 'screen'* ]] && print -Pn -- '\e_\005{g}%n\005{-}@\005{m}%m\005{-}:\005{B}%~\005{-}\e\\'
}
function xterm_title_preexec () {
	print -Pn -- '\e]2;' && print -n -- "${(q)1}\a"
	[[ "$TERM" == 'screen'* ]] && { print -Pn -- '\e_\005{g}%n\005{-}@\005{m}%m\005{-}:\005{B}%~\005{-} %# ' && print -n -- "${(q)1}\e\\"; }
}
if [[ "$TERM" == (screen*|xterm*|rxvt*|tmux*|putty*|konsole*|gnome*|st*|alacritty*) ]]; then
	add-zsh-hook -Uz precmd xterm_title_precmd
	add-zsh-hook -Uz preexec xterm_title_preexec
fi


# Autosuggestion plugin
source /usr/share/zsh/plugins/zsh-autosuggestions/zsh-autosuggestions.zsh 2>/dev/null \
	|| source /usr/share/zsh-autosuggestions/zsh-autosuggestions.zsh 2>/dev/null # fedora
ZSH_AUTOSUGGEST_USE_ASYNC=1
ZSH_AUTOSUGGEST_STRATEGY=(completion history)
bindkey '^K' autosuggest-execute

fi


# Load our common aliases
source $HOME/.config/aliasrc

# Syntax highlighting plugin
# Must be loaded last
source /usr/share/zsh/plugins/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh 2>/dev/null \
	|| source /usr/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh 2>/dev/null && { \
		# Add some color changes from the default green (to lighter)
		ZSH_HIGHLIGHT_STYLES[suffix-alias]=fg=114,underline
		ZSH_HIGHLIGHT_STYLES[precommand]=fg=114,underline
		ZSH_HIGHLIGHT_STYLES[arg0]=fg=114
	}


# History substring search
# Must be loaded after the syntax highlighting plugin
source /usr/share/zsh/plugins/zsh-history-substring-search/zsh-history-substring-search.zsh 2>/dev/null && { \
	# Binds
	# Up/down arrows
	bindkey '^[[A' history-substring-search-up
	bindkey '^[[B' history-substring-search-down
	# vi mode
	bindkey -M vicmd 'k' history-substring-search-up
	bindkey -M vicmd 'j' history-substring-search-down
	# Reset search formatting - magenta bg is too jarring
	# Instead just use a nice bold
	HISTORY_SUBSTRING_SEARCH_HIGHLIGHT_FOUND=bold
	HISTORY_SUBSTRING_SEARCH_HIGHLIGHT_NOT_FOUND=fg=red,bold
}