function fish_prompt
    set -l user $USER
    set -l cwd $PWD
    set -l home $HOME
    
    if test "$cwd" = "$home"
		# if in ~
        echo -e (set_color white)"("(set_color red)"$user"(set_color white)" at "(set_color red)"~"(set_color white)")\n" \
				(set_color white)"λ "(set_color normal)
        # max at ~
        # λ
    else if string match -q "$home/*" $cwd
        set -l relative (string replace "$home/" "~/" $cwd)
        set -l parts (string split "/" $relative)
        set -l colored ""

        for p in $parts
            if test -n "$p"
                set colored $colored(set_color white)$p(set_color red)"/"
            end
        end

        set colored (string trim -r -c "/" $colored)

		# if in a ~ subdir
        echo -e (set_color white)"("(set_color red)"$user"(set_color white)" at "(set_color red)"$colored"(set_color white)")\n" \
				(set_color white)"λ "(set_color normal)
    else
        set -l parts (string split "/" $cwd)
        set -l colored ""

        for p in $parts
            if test -n "$p"
                set colored $colored(set_color white)$p(set_color red)"/"
            end
        end

        set colored (string trim -r -c "/" $colored)
        set colored (set_color red)"#"$colored
		# if in any other dir
        echo -e (set_color white)"("(set_color red)"$user"(set_color white)" at "(set_color red)"$colored"(set_color white)")\n" \
				(set_color white)"λ "(set_color normal)
    end
end