.zshrc profile multi-line, conda/git detection support. Add git diff detection

.zshrc

#################################
export CLICOLOR=1
export LSCOLORS=exfxcxdxbxegedabagacad
alias ll='ls -latrh'
alias l='ls -latrh'
setopt noautomenu
setopt nomenucomplete
setopt auto_cd
setopt PROMPT_SUBST
autoload -U colors && colors

# git branch function (stole this from ohmyzsh)
function git_current_branch() {
    local ref
    ref=$(command git symbolic-ref --quiet HEAD 2> /dev/null)
    local ret=$?
    if [[ $ret != 0 ]]; then
        [[ $ret == 128 ]] && return  # no git repo.
        ref=$(command git rev-parse --short HEAD 2> /dev/null) || return
    fi
    CHANGES="$(git diff --stat 2>/dev/null)"
    if [ -z "${CHANGES}" ]; then
      echo "%F{239}%K{000}{%F{237}%K{000}branch:%F{208}%K{000}"${ref#refs/heads/}"%F{239}%K{000}}%{$reset_color%}"
    else
      echo "%F{239}%K{000}{%F{237}%K{000}branch:%F{208}%K{000}"${ref#refs/heads/}" %F{9}%K{000}+%F{10}%K{000}-%F{239}%K{000}}%{$reset_color%}"
    fi
}

function conda_env() {
    if [ -n "$CONDA_DEFAULT_ENV" ]; then
        echo "%F{239}%K{000}{%F{237}%K{000}env:%F{208}%K{000}$CONDA_DEFAULT_ENV%F{239}%K{000}}%{$reset_color%}"
    fi
}

function me_at() {
    echo "%F{239}%K{000}[%F{34}%K{000}%n%{$reset_color%}@%F{94}%K{000}%m%F{239}%K{000}]%{$reset_color%}"
}

export PROMPT='
$(me_at)$(conda_env)$(git_current_branch)
%F{239}%K{000}[%F{39}%K{000}%~%F{239}%K{000}]
%F{250}%K{000}$%{$reset_color%} '
#################################

Use PowerLevel10K instead!
I am just posting this for quick pretty prompts for the many machines I log into.