# my custom zsh theme
# requires `setopt PROMPT_SUBST`


# prefix hostname if ssh session was detected
function prompt_print_hostname() {
    if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_CONNECTION" ] || [ -n "$SSH_TTY" ]; then
        printf "%s" "%F{red}[%m]%f "
    fi
}

function git_prompt_parse_dirty() {
    local FLAGS=("--porcelain" "--ignore-submodules=dirty")
    local STATUS=$(command git status $FLAGS 2> /dev/null | tail -n1)
    if [[ -n $STATUS ]]; then
        printf "%s" "%F{214}*%f"
    fi
}

function git_prompt_info() {
    local ref
    ref=$(command git symbolic-ref HEAD 2> /dev/null) || \
    ref=$(command git rev-parse --short HEAD 2> /dev/null) || return 0

    printf "%s" "%F{075} (${ref#refs/heads/}$(git_prompt_parse_dirty)%F{075})%f"
}

PS1='$(prompt_print_hostname)%F{032}%(8~"[..]/")%7~$(git_prompt_info) %F{105}%1(j.[%j] .)%(!.#.$)%f '
PS2='%F{red}\ %f'
RPS1="%(?..%F{red}:%?%f)"