refactored batteries script, tscale_native uses core utils instead of rg and jq

i3/.config/i3blocks/tscale_native

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+case $BLOCK_BUTTON in
+	1) ~/.dotfiles/bin/rofi-tscale ;;
+esac
+
+icon="󰛳"
+
+if ! ip a show tailscale0 &>/dev/null; then
+	icon="󰅛"
+	out="$icon no tailscale"
+	which tailscale &>/dev/null && out="$icon tailscale inactive"
+	echo -e "$out\n$out\n#606060"
+	exit
+fi
+
+exitnode=$(tailscale status --json | awk '/"ExitNodeStatus": /,/}/')
+enstatus=""
+tsip=$(ip a show tailscale0 | grep -Po 'inet \K((\d+\.){3}\d+)')
+[ -z "$exitnode" ] && {
+	[ -z "$tsip" ] && {
+		icon="󰅛"
+		text="$icon offline"
+		color='#707070'
+	} || {		
+		text="$icon $tsip"
+		COLOR='#8080ff'
+	}
+} || {
+	enstatus=$(echo "$exitnode" | awk '/TailscaleIPs/,/]/' | grep -Po "(\d+\.){3}\d+")
+	icon="󰱓"
+	text="$icon $enstatus"
+	COLOR='#80ff80'
+}
+echo "$text"
+echo "$text"
+echo $COLOR