name: "Espressif IoT Development Framework (ESP-IDF)"
description: "This action builds your firmware for ESP32 directly in GitHub using Espressif ESP-IDF Docker image."
branding:
  color: red
  icon: wifi
inputs:
  path:
    description: "Relative path under $GITHUB_WORKSPACE containing the project"
    default: "."
    required: false
  esp_idf_version:
    default: "latest"
    required: false
  esp_idf_docker_image:
    default: "espressif/idf"
    required: false
  extra_docker_args:
    default: ""
    required: false
  target:
    default: "esp32"
    required: false
  command:
    default: "idf.py build"
    required: false

runs:
  using: "composite"
  steps:
    - shell: bash
      env:
        INPUT_PATH: ${{ inputs.path }}
        INPUT_TARGET: ${{ inputs.target }}
        INPUT_VERSION: ${{ inputs.esp_idf_version }}
        INPUT_IMAGE: ${{ inputs.esp_idf_docker_image }}
        INPUT_EXTRA: ${{ inputs.extra_docker_args }}
        INPUT_COMMAND: ${{ inputs.command }}
      run: |
        set -euo pipefail
        IDF_TARGET=$(echo "$INPUT_TARGET" | tr '[:upper:]' '[:lower:]' | tr -d '_-')
        WORKDIR="/project/${INPUT_PATH}"

        CID=$(docker create -t \
          -e IDF_TARGET="$IDF_TARGET" \
          -w "$WORKDIR" \
          $INPUT_EXTRA \
          "${INPUT_IMAGE}:${INPUT_VERSION}" \
          /bin/bash -c "git config --global --add safe.directory '*' && ${INPUT_COMMAND}")

        cleanup() { docker rm -f "$CID" >/dev/null 2>&1 || true; }
        trap cleanup EXIT

        docker cp "$GITHUB_WORKSPACE/." "$CID:/project"

        status=0
        docker start -a "$CID" || status=$?

        # copy build output back so later steps (artifact upload etc.) can use it
        mkdir -p "$GITHUB_WORKSPACE/${INPUT_PATH}"
        docker cp "$CID:$WORKDIR/build/." "$GITHUB_WORKSPACE/${INPUT_PATH}/build" 2>/dev/null || true

        exit $status