jerem.zsh-theme

# -----------------------------------------------------------------------------
#          FILE: jerem.zsh-theme
#   DESCRIPTION: oh-my-zsh theme file.
#        AUTHOR: Jérémie Grodziski (www.grodziski.com)
#       VERSION: 0.1
#    SCREENSHOT: http://www.grodziski.com/images/jerem.zsh-theme.png
# -----------------------------------------------------------------------------

function git_prompt_info() {
   ref=$(git symbolic-ref HEAD 2> /dev/null) || return
   echo "$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_PREFIX$(current_branch)$ZSH_THEME_GIT_PROMPT_SUFFIX"
}

function get_pwd() {
   print -D $PWD
}

function put_spacing() {
   local git=$(git_prompt_info)
   if [ ${#git} != 0 ]; then
      ((git=${#git} - 10))
   else
      git=0
   fi

   local termwidth
   (( termwidth = ${COLUMNS} - 3 - ${#HOST} - ${#$(get_pwd)} - ${git} ))

   local spacing=""
   for i in {1..$termwidth}; do
      spacing="${spacing} "
   done
   echo $spacing
}

function precmd() {
   print -rP '
   $fg[cyan]%m:$fg[yellow]$(get_pwd) $(git_prompt_info)$(git_time_since_commit)'
}

PROMPT='$(git_prompt_status)%{$reset_color%} ▹  '

MODE_INDICATOR="%{$fg_bold[red]%}❮%{$reset_color%}%{$fg[red]%}❮❮%{$reset_color%}"

ZSH_THEME_GIT_PROMPT_ADDED="%{$fg[green]%} ✚"
ZSH_THEME_GIT_PROMPT_MODIFIED="%{$fg[blue]%} ✹"
ZSH_THEME_GIT_PROMPT_DELETED="%{$fg[red]%} ✖"
ZSH_THEME_GIT_PROMPT_RENAMED="%{$fg[magenta]%} ➜"
ZSH_THEME_GIT_PROMPT_UNMERGED="%{$fg[yellow]%} ═"
ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[cyan]%} ✭"

# Colors vary depending on time lapsed.
ZSH_THEME_GIT_TIME_SINCE_COMMIT_SHORT="%{$fg[green]%}"
ZSH_THEME_GIT_TIME_SHORT_COMMIT_MEDIUM="%{$fg[yellow]%}"
ZSH_THEME_GIT_TIME_SINCE_COMMIT_LONG="%{$fg[red]%}"
ZSH_THEME_GIT_TIME_SINCE_COMMIT_NEUTRAL="%{$fg[cyan]%}"

ZSH_THEME_GIT_PROMPT_PREFIX="[git:"
ZSH_THEME_GIT_PROMPT_SUFFIX="]$reset_color"
ZSH_THEME_GIT_PROMPT_DIRTY="$fg[red]+"
ZSH_THEME_GIT_PROMPT_CLEAN="$fg[green]"

# Determine the time since last commit. If branch is clean,
# use a neutral color, otherwise colors will vary according to time.
function git_time_since_commit() {
    if git rev-parse --git-dir > /dev/null 2>&1; then
        # Only proceed if there is actually a commit.
        if [[ $(git log 2>&1 > /dev/null | grep -c "^fatal: bad default revision") == 0 ]]; then
            # Get the last commit.
            last_commit=`git log --pretty=format:'%at' -1 2> /dev/null`
            now=`date +%s`
            seconds_since_last_commit=$((now-last_commit))

            # Totals
            MINUTES=$((seconds_since_last_commit / 60))
            HOURS=$((seconds_since_last_commit/3600))

            # Sub-hours and sub-minutes
            DAYS=$((seconds_since_last_commit / 86400))
            SUB_HOURS=$((HOURS % 24))
            SUB_MINUTES=$((MINUTES % 60))

            if [[ -n $(git status -s 2> /dev/null) ]]; then
                if [ "$MINUTES" -gt 30 ]; then
                    COLOR="$ZSH_THEME_GIT_TIME_SINCE_COMMIT_LONG"
                elif [ "$MINUTES" -gt 10 ]; then
                    COLOR="$ZSH_THEME_GIT_TIME_SHORT_COMMIT_MEDIUM"
                else
                    COLOR="$ZSH_THEME_GIT_TIME_SINCE_COMMIT_SHORT"
                fi
            else
                COLOR="$ZSH_THEME_GIT_TIME_SINCE_COMMIT_NEUTRAL"
            fi

            if [ "$HOURS" -gt 24 ]; then
                echo "$COLOR${DAYS}d${SUB_HOURS}h${SUB_MINUTES}m%{$reset_color%}"
            elif [ "$MINUTES" -gt 60 ]; then
                echo "$COLOR${HOURS}h${SUB_MINUTES}m%{$reset_color%}"
            else
                echo "$COLOR${MINUTES}m%{$reset_color%}"
            fi
        else
            COLOR="$ZSH_THEME_GIT_TIME_SINCE_COMMIT_NEUTRAL"
            echo "$COLOR~"
        fi
    fi
}