nu-scripts/pacman-update-check

#!/bin/env nu

use cntfy.nu

# Checks for package updates
def main [
  --ntfy: bool
] {  
  if ( is-admin ) == false {
    error make {
      msg: "This script needs to be run as root"
    }
  }
  pacman -Sy

  let updates = ( checkupdates | split row "\n" ) 
  let update_count = ( $updates | length )

  if $update_count > 0 {
    echo $"($update_count) package[s] need to be updated"

    if $ntfy {
      mut update_msg = "";

      if $update_count > 20 {
        $update_msg = ( $updates 
          | first 19 
          | append $"... And ($update_count - 19) more"
          | str join "\n"  )
      } else {
        $update_msg = ( $updates | str join "\n" )
      }
      cntfy publish --title $"($update_count) package[s] need to be updated" updates $update_msg
    }
  }
}