#!/bin/bash

df | gawk '
    /\/$/ { 
        free_storage=$4/1024^2
    }
    END {
        if (free_storage < 1) {
            printf(" full \n")
            printf("full\n")
            exit 33
        } else if (free_storage > 5) {
            printf("%.1f G\n", free_storage)
            printf("%dG\n", free_storage)
        } else {
            printf("%.0f M\n", free_storage / 1024)
            printf("%dM\n", free_storage / 1024)
        }
        if (free_storage > 20) {
            print("#04B431\n")
        } else if (free_storage > 15) {
            print("#A8FF00\n")
        } else if (free_storage > 10) {
            print("#FFF600\n")
        } else if (free_storage > 5) {
            print("#FFAE00\n")
        } else if (free_storage > 1) {
            print("#FF0000\n")
        }
   }
'