# More symbols to choose from:
# ☀ ✹ ☄ ♆ ♀ ♁ ♐ ♇ ♈ ♉ ♚ ♛ ♜ ♝ ♞ ♟ ♠ ♣ ⚢ ⚲ ⚳ ⚴ ⚥ ⚤ ⚦ ⚒ ⚑ ⚐ ♺ ♻ ♼ ☰ ☱ ☲ ☳ ☴ ☵ ☶ ☷
# ✡ ✔ ✖ ✚ ✱ ✤ ✦ ❤ ➜ ➟ ➼ ✂ ✎ ✐ ⨀ ⨁ ⨂ ⨍ ⨎ ⨏ ⨷ ⩚ ⩛ ⩡ ⩱ ⩲ ⩵  ⩶ ⨠ 
# ⬅ ⬆ ⬇ ⬈ ⬉ ⬊ ⬋ ⬒ ⬓ ⬔ ⬕ ⬖ ⬗ ⬘ ⬙ ⬟  ⬤ 〒 ǀ ǁ ǂ ĭ Ť Ŧ ᐅ


local ret_status="%(?:%{$fg_bold[green]%}➜%{$fg_bold[yellow]%}%!:%{$fg_bold[green]%}➜%{$fg_bold[red]%}%!)"
PROMPT='${ret_status} %{$fg[cyan]%}%c%{$reset_color%} $(git_time_since_commit)$(git_prompt_info)'

RPROMPT='${time}'
ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[green]%}git(%{$fg[red]%}"
ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%} "
ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[white]%} ✂%{$fg[green]%})%{$fg[red]%}✗"
ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg[white]%} ✔%{$fg[green]%})%{$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[blue]%}"


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]%}✭"

# local time, color coded by last return code
time_enabled="%(?.%{$fg[yellow]%}.%{$fg[red]%})%*%{$reset_color%}"
time_disabled="%{$fg[yellow]%}%*%{$reset_color%}"
time=$time_enabled

# 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
}