#!/bin/sh

## autoload vcs and colors
autoload -Uz vcs_info
autoload -U colors && colors

# enable only git 
zstyle ':vcs_info:*' enable git 

# setup a hook that runs before every ptompt. 
precmd_vcs_info() { vcs_info }
precmd_functions+=( precmd_vcs_info )
setopt prompt_subst

# add a function to check for untracked files in the directory.
# from https://github.com/zsh-users/zsh/blob/master/Misc/vcs_info-examples
zstyle ':vcs_info:git*+set-message:*' hooks git-untracked
# 
+vi-git-untracked(){
    if [[ $(git rev-parse --is-inside-work-tree 2> /dev/null) == 'true' ]] && \
        git status --porcelain | grep '??' &> /dev/null ; then
        # This will show the marker if there are any untracked files in repo.
        # If instead you want to show the marker only if there are untracked
        # files in $PWD, use:
        #[[ -n $(git ls-files --others --exclude-standard) ]] ; then
        hook_com[staged]+='!' # signify new files with a bang
    fi
}

zstyle ':vcs_info:*' check-for-changes true
# zstyle ':vcs_info:git:*' formats " %r/%S %b %m%u%c "
zstyle ':vcs_info:git:*' formats " %{$fg[red]%}%m%u%c%{$fg[yellow]%}  %{$fg[orange]%} %b"

function set-prompt() {
  emulate -L zsh
  local top_left='%(5~|%-1~/…/%3~|%4~)'
  local top_right="\$vcs_info_msg_0_ "
  local bottom_left='%B%F{%(?.green.red)}$%f%b %{$reset_color%}'
  PROMPT=$top_left$top_right$'\n'$bottom_left
}

precmd_functions+=(set-prompt)
# format our main prompt for hostname current folder, and permissions.
# TODO look into this for more colors
# https://stevelosh.com/blog/2010/02/my-extravagant-zsh-prompt/
# also ascii escape codes