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

# Build + flash the M5Stack Dashboard project via PlatformIO.
#
# Usage:
#   ./scripts/deploy.sh                # auto-detect USB port
#   ./scripts/deploy.sh /dev/ttyUSB0   # force a specific port
#
# This script intentionally does NOT open the serial monitor afterwards.

cd "$(dirname "$0")/.."

if ! command -v pio &> /dev/null; then
    echo "Error: PlatformIO CLI ('pio') not found in PATH."
    echo "Install it via: pip install -U platformio"
    exit 1
fi

if [ "$#" -ge 1 ]; then
    PORT="$1"
    echo "Using forced upload port: $PORT"
    pio run --target upload --upload-port "$PORT"
else
    echo "Auto-detecting upload port..."
    pio run --target upload
fi

echo "Build + flash complete."