autoload -U compinit promptinit -U colors && colors
autoload -z edit-command-line
bindkey -e
compinit
promptinit
HISTSIZE=10000
SAVEHIST=10000
HISTFILE=~/.zsh_history
setopt inc_append_history
setopt share_history
setopt extended_history
setopt prompt_subst
zle -N edit-command-line
bindkey "^X^E" edit-command-line

alias ls='ls --color=auto'
alias grep='grep --color=auto'

if [[ "${TERM}" == "dumb" ]]; then
    unsetopt zle
    unsetopt prompt_cr
    unsetopt prompt_subst
    if whence -w precmd >/dev/null; then
        unfunction precmd
    fi
    if whence -w preexec >/dev/null; then
        unfunction preexec
    fi
    PS1="$ "
    return
fi

prompt_char() {
    branch=$(git branch 2> /dev/null | grep \* | awk '{print $2}')
    if [[ ${branch} ]]; then
        gp="[%{$fg[magenta]%}${branch}"
        if [ `git status --porcelain 2> /dev/null | wc -l` -ne 0 ]; then
            gp="${gp}%{$reset_color%}(%{$fg[green]%}ϟ%{$reset_color%})"
        fi
        gp="${gp}%{$reset_color%}]±"
        echo ${gp}
        return
    fi
    echo "%%"
}
PROMPT='(@%m)(%1~)$(prompt_char) '
rprompt_precmd() {
    if [[ $? -ne 0 ]]; then
        RPROMPT="(%{$fg[red]%}%?%{$reset_color%})"
    else
        RPROMPT=""
    fi
}
precmd_functions+=(rprompt_precmd)

eval "$(direnv hook zsh)"