.z-monokai

# ls colors
export CLICOLOR=1
export LSCOLORS=gxfxexdxcxegedabagacad

# grep colors
export GREP_OPTIONS='--color=auto'

# man colors
export LESS_TERMCAP_mb=$'e[1;35m'
export LESS_TERMCAP_md=$'e[1;36m'
export LESS_TERMCAP_me=$'e[0m'
export LESS_TERMCAP_se=$'e[0m'
export LESS_TERMCAP_so=$'e[1;44;33m'
export LESS_TERMCAP_ue=$'e[0m'
export LESS_TERMCAP_us=$'e[1;32m'

# up / down arrow history navigation
zmodload zsh/zle
autoload -Uz +X add-zle-hook-widget
autoload -U up-line-or-beginning-search
autoload -U down-line-or-beginning-search
zle -N up-line-or-beginning-search
zle -N down-line-or-beginning-search
bindkey "$terminfo[kcuu1]" up-line-or-beginning-search
bindkey "$terminfo[kcud1]" down-line-or-beginning-search

# colors
autoload -U colors
colors

# prompt
setopt prompt_subst

# define colors
for COLOR in RED GREEN BLUE YELLOW MAGENTA WHITE BLACK CYAN; do
	eval PR_$COLOR='%{$fg[${(L)COLOR}]%}'
	eval PR_BRIGHT_$COLOR='%{$fg_bold[${(L)COLOR}]%}'
	eval TIME_$COLOR='$fg[${(L)COLOR}]'
	eval TIME_BRIGHT_$COLOR='$fg_bold[${(L)COLOR}]'
done

PR_RST="%{${reset_color}%}"
PR_RESET="%{%b%s%u$reset_color%}"
TIME_RESET="$reset_color"

# report command running time if it's more than 3 seconds
export REPORTTIME=3
export TIMEFMT="
${TIME_BRIGHT_BLACK}elapsed: ${TIME_WHITE}%*Es ${TIME_BRIGHT_BLACK}(user: ${TIME_WHITE}%*Us ${TIME_BRIGHT_BLACK}system: ${TIME_WHITE}%*Ss${TIME_BRIGHT_BLACK}) cpu: ${TIME_WHITE}%P ${TIME_BRIGHT_BLACK}memory: ${TIME_WHITE}%MK"

# completion
autoload -U compinit && compinit

setopt auto_list
setopt auto_menu
setopt always_to_end

zstyle ':completion:*' verbose yes
zstyle ':completion:*' menu select
zstyle ':completion:*' group-name ''
zstyle ':completion:*' special-dirs true
zstyle ':completion:*' matcher-list 'm:{a-zA-Z-_}={A-Za-z_-}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
bindkey '^[[Z' reverse-menu-complete

# git regular status
autoload -Uz vcs_info

zstyle ':vcs_info:*' check-for-changes true
zstyle ':vcs_info:*' unstagedstr "${PR_YELLOW}● "
zstyle ':vcs_info:*' stagedstr "${PR_GREEN}● "
zstyle ':vcs_info:*' formats "${PR_MAGENTA}%b %u%c${PR_RST}"
zstyle ':vcs_info:*' actionformats "${PR_MAGENTA}%b${PR_BRIGHT_BLACK} (${PR_CYAN}%a${PR_BRIGHT_BLACK}) %u%c${PR_RST}"

# git untracked files
zstyle ':vcs_info:git*+set-message:*' hooks git-untracked
zstyle ':vcs_info:*' enable git

# calculate prompt width on window resize
function prompt_width() {
	echo $(( ${COLUMNS:-80} * 50 / 100 ))
}

# left prompt
function lprompt {
	# git info
	local git='$vcs_info_msg_0_'
	# reevaluate prompt width
	local width='$(prompt_width)'
	# truncate prompt
	local cwd="${color2}%B%${width}<…<${${(%):-%~}////${PR_BRIGHT_BLACK}/${PR_WHITE}}%b"
	# jobs are running in the background
	local jobs="%(1j.${PR_YELLOW}✽ .)"
	# shell is more than 1 level deeper than the initial shell level
	local level=$(( $INIT_SHELL_LEVEL + 1 ))
	local shell="%(${level}L.${PR_BLUE}❖ .)"
	# privileged or normal prompt
	# local cursor="${PR_RED}ツ"
	local cursor=""
	local p="%(!.${PR_MAGENTA}★ .${cursor})"

	PROMPT="${cwd} ${git}${jobs}${shell}${p}${PR_RESET}"
}

# new tab opens at current folder when corresponding terminal config is set
if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]] && [[ -z "$INSIDE_EMACS" ]]; then
	function update_terminal_cwd() {
		local url_path=''

		{
			local i ch hexch LC_CTYPE=C LC_ALL=

			for ((i = 1; i <= ${#PWD}; ++i)); do
				ch="$PWD[i]"
				if [[ "$ch" =~ [/._~A-Za-z0-9-] ]]; then
					url_path+="$ch"
				else
					printf -v hexch "%02X" "'$ch"
					url_path+="%$hexch"
				fi
			done
		}

		printf 'e]7;%sa' "file://$HOST$url_path"
	}

	autoload add-zsh-hook
	add-zsh-hook precmd update_terminal_cwd
fi

# right prompt
function rprompt {
	# 24 hour time
	local time="${PR_BRIGHT_BLACK}%D{%H:%M:%S}"
	# only show user when privileged
	local user="%(!.${PR_MAGENTA}%n .)"
	# show when command returned non-zero exit code
	local exit_status="%(1?.${PR_RED}● .)"

	RPROMPT="${PR_RESET}${exit_status}${user}${time}${PR_RESET}"
}

rprompt

# run before every command
function precmd() {
	vcs_info
	lprompt
	print ""
}