#!/usr/bin/env bash
set -euo pipefail

# Upload and run a device-side ESP-NOW sender script.
# Default channel is 5 and default destination is broadcast.
#
# Usage:
#   scripts/mpremote_send_ch5.sh [port] [dest_mac_hex] [payload_hex]
#
# Examples:
#   scripts/mpremote_send_ch5.sh /dev/ttyACM0
#   scripts/mpremote_send_ch5.sh /dev/ttyACM0 ffffffffffff 4c0501000000

PORT="${1:-/dev/ttyACM0}"
DEST_HEX="${2:-ffffffffffff}"
PAYLOAD_HEX="${3:-4c0501000000}"
CHANNEL=5
DEVICE_SCRIPT="send_ch5.py"

mpremote connect "${PORT}" fs cp "scripts/mpremote_send_ch5_device.py" ":${DEVICE_SCRIPT}"
mpremote connect "${PORT}" exec "
import ${DEVICE_SCRIPT%.*}
${DEVICE_SCRIPT%.*}.send_once('${DEST_HEX}', '${PAYLOAD_HEX}', ${CHANNEL})
"