name: Build and Release ESP32 Firmware

on:
  push:
    branches: [ "main", "master" ]
    tags:
      - "v*.*.*"
  pull_request:
    branches: [ "main", "master" ]
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      # 公式のアクションで arduino-cli をセットアップ
      - name: Setup Arduino CLI
        uses: arduino/setup-arduino-cli@v2

      # ESP32 パッケージインデックスの更新と 2.0.14 のインストール
      - name: Install ESP32 Board Core (2.0.14)
        run: |
          arduino-cli config init --overwrite
          arduino-cli config set board_manager.additional_urls https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
          arduino-cli core update-index
          arduino-cli core install esp32:esp32@2.0.14

      # ESP32-A2DP ライブラリを GitHub から直接インストール
      - name: Install ESP32-A2DP library from GitHub
        run: |
          mkdir -p ~/Arduino/libraries
          git clone https://github.com/pschatzmann/ESP32-A2DP.git ~/Arduino/libraries/ESP32-A2DP

      # コンパイル実行 (output-dir を指定して構成ファイルを確実に生成)
      - name: Compile Sketch
        run: |
          arduino-cli compile \
            --fqbn "esp32:esp32:esp32:PartitionScheme=huge_app,FlashMode=dio,FlashFreq=40,FlashSize=4M" \
            --build-path build_temp \
            --output-dir build \
            firmware/firmware.ino

      # ビルド生成物をシンプルな名前にリネーム（3種類のバイナリを全て整理）
      - name: Normalize artifact filenames
        run: |
          if [ -f build/firmware.ino.bootloader.bin ]; then
            mv build/firmware.ino.bootloader.bin build/bootloader.bin
          fi
          if [ -f build/firmware.ino.partitions.bin ]; then
            mv build/firmware.ino.partitions.bin build/partitions.bin
          fi
          if [ -f build/firmware.ino.bin ]; then
            mv build/firmware.ino.bin build/firmware.bin
          fi

      # 通常の Artifacts 保存 (bootloader.bin, partitions.bin, firmware.bin が含まれる)
      - name: Upload Build Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: esp32-a2dp-firmware
          path: |
            build/*.bin

      # GitHub Release の自動作成 & アセット添付 (タグ Push 時のみ)
      - name: Create GitHub Release
        if: startsWith(github.ref, 'refs/tags/')
        uses: softprops/action-gh-release@v2
        with:
          files: build/*.bin
          generate_release_notes: true