.bash_prompt

default_username='kalema'

PURPLE="\[\e[33;35m\]"
YELLOW="\[\e[33;40m\]"
RED="\[\e[31;40m\]"
GREEN="\[\e[32;40m\]"
BLUE="\[\e[34;40m\]"
CYAN="\[\e[34;36m\]"
RESET="\[\e[0m\]"
NONEP="\[\e[38;40m\]"

git_info() {
    # check if we're in a git repo
    git rev-parse --is-inside-work-tree &>/dev/null || return

    # quickest check for what branch we're on
    branch=$(git symbolic-ref -q HEAD | sed -e 's|^refs/heads/||')

    # check if it's dirty (via github.com/sindresorhus/pure)
    dirty=$(git diff --quiet --ignore-submodules HEAD &>/dev/null; [ $? -eq 1 ]&& echo -e "*")

    echo $WHITE" "$GREEN$branch$RED$dirty
}

usernamehost() {
    if [ "$USER" != "$default_username" ]; then echo "${BLUE}[$USER at $HOSTNAME]"; fi
}

prompt_func() {
    previous_return_value=$?;
    prompt="\n$(usernamehost) ${CYAN}\w$(git_info) "
    # did the last request return an error
    if test $previous_return_value -eq 0
    then
        PS1="${prompt}${YELLOW}➔ ${RESET}"
    else
        PS1="${prompt}${RED}➔ ${RESET}"
    fi
}
PROMPT_COMMAND=prompt_func