From 9fee8ed6e79decd9481cde6540e1575b3ba1e9ed Mon Sep 17 00:00:00 2001
From: Aaron LI <aaronly.me@outlook.com>
Date: Sun, 19 Mar 2017 09:47:59 +0800
Subject: zsh: Use prompt from 'http://chneukirchen.org/dotfiles/.zshrc'

---
 _zsh/30-prompt.zsh | 57 +++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 39 insertions(+), 18 deletions(-)

(limited to '_zsh')

diff --git a/_zsh/30-prompt.zsh b/_zsh/30-prompt.zsh
index 3d439c7..d1c70c2 100644
--- a/_zsh/30-prompt.zsh
+++ b/_zsh/30-prompt.zsh
@@ -1,32 +1,53 @@
 #
 # zsh/prompt.zsh
 #
+# Credit: http://chneukirchen.org/dotfiles/.zshrc
+#
+
 
-function git_prompt_info {
-    local ref=$(=git symbolic-ref HEAD 2> /dev/null)
-    local gitst="$(=git status --untracked-files=no 2> /dev/null)"
+# gitpwd - print %~, limited to $NDIR segments, with inline git branch
+NDIRS=3
+function gitpwd() {
+    local -a segs splitprefix
+    local prefix branch
+    segs=("${(Oas:/:)${(D)PWD}}")
+    segs=("${(@)segs/(#b)(?(#c10))??*(?(#c5))/${(j:\u2026:)match}}")
 
-    if [[ -f .git/MERGE_HEAD ]]; then
-        if [[ ${gitst} =~ "unmerged" ]]; then
-        gitstatus=" %{$fg[red]%}unmerged%{$reset_color%}"
+    if gitprefix=$(git rev-parse --show-prefix 2>/dev/null); then
+        splitprefix=("${(s:/:)gitprefix}")
+        if ! branch=$(git symbolic-ref -q --short HEAD); then
+           branch=$(git name-rev --name-only HEAD 2>/dev/null)
+           [[ $branch = *\~* ]] || branch+="~0"    # distinguish detached HEAD
+        fi
+        if (( $#splitprefix > NDIRS )); then
+           print -n "${segs[$#splitprefix]}@$branch "
         else
-        gitstatus=" %{$fg[green]%}merged%{$reset_color%}"
+           segs[$#splitprefix]+=@$branch
         fi
-    elif [[ ${gitst} =~ "Changes to be committed" ]]; then
-        gitstatus=" %{$fg[blue]%}!%{$reset_color%}"
-    elif [[ ${gitst} =~ "use \"git add" ]]; then
-        gitstatus=" %{$fg[red]%}!%{$reset_color%}"
-    else
-        gitstatus=''
     fi
 
-    if [[ -n $ref ]]; then
-        echo "%{$fg_bold[green]%}/${ref#refs/heads/}%{$reset_color%}$gitstatus"
-    fi
+    (( $#segs == NDIRS+1 )) && [[ $segs[-1] == "" ]] && print -n /
+    print "${(j:/:)${(@Oa)segs[1,NDIRS]}}"
 }
 
-PROMPT='%{$fg_bold[blue]%}%~%<< $(git_prompt_info)%{$fg_bold[red]%}%(?..[%?])${PR_BOLD_WHITE}>%{$reset_color%} '
 
-SPROMPT="zsh: correct %{$fg_bold[red]%}%R%{$reset_color%} to %{$fg_bold[green]%}%r%{$reset_color%} [(y)es (n)o (a)bort (e)dit]? "
+function myprompt() {
+    case "$TERM" in
+    xterm*|rxvt*)
+        precmd()  { [[ -t 1 ]] && print -Pn "\e]0;%m: %~\a" }
+        preexec() { [[ -t 1 ]] && print -n "\e]0;$HOST: ${(q)1//(#m)[$'\000-\037\177-']/${(q)MATCH}}\a" }
+    esac
+    setopt PROMPT_SUBST
+    nbsp=$'\u00A0'
+    PROMPT='%B%F{green}%m%(?.. %F{red}%??)%(1j. %F{yellow}%j&.)%b%f $(gitpwd)%B%(!.%F{red}.%F{green})%#${SSH_CONNECTION:+%#}$nbsp%b%f'
+    RPROMPT=''
+    # Prompt for spelling correction
+    SPROMPT='zsh: correct %B%F{red}%R%b%f to %B%F{green}%r%b%f [(y)es (n)o (a)bort (e)dit]? '
+}
+
+
+# Setup prompts
+myprompt
+
 
 # vim: set ts=8 sw=4 tw=0 fenc=utf-8 ft=zsh: #
-- 
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