android-kotlin-format-check.yml

---
name: Android - Check kotlin formatting
on:
  pull_request:
    paths: [.github/workflows/android-kotlin-format-check.yml, android/**/*.kt]
  workflow_dispatch:
    inputs:
      override_container_image:
        description: Override container image
        type: string
        required: false

permissions: {}

jobs:
  prepare:
    name: Prepare
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Use custom container image if specified
        if: ${{ github.event.inputs.override_container_image != '' }}
        run: echo "inner_container_image=${{ github.event.inputs.override_container_image }}"
          >> $GITHUB_ENV

      - name: Use default container image and resolve digest
        if: ${{ github.event.inputs.override_container_image == '' }}
        run: |
          echo "inner_container_image=$(cat ./building/android-container-image.txt)" >> $GITHUB_ENV

    outputs:
      container_image: ${{ env.inner_container_image }}

  check-formatting:
    needs: prepare
    runs-on: ubuntu-latest
    container:
      image: ${{ needs.prepare.outputs.container_image }}
    steps:
      # Fix for HOME path overridden by GH runners when building in containers, see:
      # https://github.com/actions/runner/issues/863
      - name: Fix HOME path
        run: echo "HOME=/root" >> $GITHUB_ENV

      - uses: actions/checkout@v3

      - name: Run ktfmt check
        run: android/gradlew -p android ktfmtCheck