Simple fish prompt

config.fish

set __fish_git_prompt_showdirtystate 'yes'
set __fish_git_prompt_showstashstate 'yes'
set __fish_git_prompt_showuntrackedfiles 'yes'
set __fish_git_prompt_showupstream 'yes'
set __fish_git_prompt_color_branch yellow
set __fish_git_prompt_color_upstream_ahead green
set __fish_git_prompt_color_upstream_behind red
set __fish_git_prompt_color_prefix white
set __fish_git_prompt_color_suffix white

fish_prompt.fish

function fish_prompt -d "Prints left prompt"
    set -l glyph        "=>"
    set -l glyph_color  (set_color brcyan)
    set -l pwd          (basename (prompt_pwd))
    set -l pwd_color    (set_color bryellow)
    set -l normal_color (set_color normal)
    set -l venv_color   (set_color blue)

    if test (id -u "$USER") -eq 0
        set glyph "#"
    end

    printf "$pwd_color$pwd"
    printf "%s\n" (__fish_git_prompt)
    if test -n "$VIRTUAL_ENV"
        set -l virtualenv (basename "$VIRTUAL_ENV")
        printf "$normal_color($venv_color$virtualenv$normal_color) "
    end
    printf "$glyph_color$glyph $normal_color"
end

fish_right_prompt.fish

function fish_right_prompt -d "Prints right prompt"
    set -l last_status  $status
    set -l stat         "✔️"
    if test "$last_status" -ne 0
        set stat "❌"
    end

    if test $CMD_DURATION
        set duration (echo "$CMD_DURATION 1000" | awk '{printf "%.3fs", $1 / $2}')
        printf $duration
    end

    printf " $stat"
end