# heavily inspired by https://www.paigeniedringhaus.com/blog/copy-files-from-one-repo-to-another-automatically-with-git-hub-actions

name: Copy headers to separate repo

on:
  push:
  pull_request_target:
    types: [opened, synchronize]
permissions:
  contents: read
  pull-requests: read

jobs:
  copy_headers:
    if: github.repository == 'MonsterDruide1/OdysseyDecomp'
    runs-on: ubuntu-latest
    steps:
    - name: Check out OdysseyDecomp project
      uses: actions/checkout@v4
      with:
        submodules: recursive
    - name: Check out branch if in PR
      if: ${{ github.event_name == 'pull_request_target' }}
      uses: actions/checkout@v4
      with:
        ref: ${{ github.event.pull_request.head.sha }}
        submodules: recursive
    - name: Check out OdysseyHeaders project
      uses: actions/checkout@v4
      with:
        repository: MonsterDruide1/OdysseyHeaders
        path: ./OdysseyHeaders
        token: ${{ secrets.HEADERS_TOKEN }}
    - name: Create proper branch name (for PRs, in Headers repo)
      run: |
        if [[ $GITHUB_EVENT_NAME == 'pull_request_target' ]]
        then
          echo "HEADER_BRANCH=pr-$PR_NUM" >> "$GITHUB_ENV"
          if [[ $PR_AUTHOR_NAME != '' ]]
          then
            echo "AUTHOR_NAME=$PR_AUTHOR_NAME" >> "$GITHUB_ENV"
          else
            echo "AUTHOR_NAME=$PR_AUTHOR_LOGIN" >> "$GITHUB_ENV"
          fi
          if [[ $PR_AUTHOR_MAIL != '' ]]
          then
            echo "AUTHOR_MAIL=$PR_AUTHOR_MAIL"
          else
            echo "AUTHOR_MAIL=$PR_AUTHOR_LOGIN@noreply.github.com" >> "$GITHUB_ENV"
          fi
          echo "MESSAGE=$PR_TITLE" >> "$GITHUB_ENV"
        else
          echo "HEADER_BRANCH=${DELETED_BRANCH#refs/heads/}" >> "$GITHUB_ENV"
          echo "AUTHOR_NAME=$COMMIT_AUTHOR_NAME" >> "$GITHUB_ENV"
          echo "AUTHOR_MAIL=$COMMIT_AUTHOR_MAIL" >> "$GITHUB_ENV"
          {
            echo 'MESSAGE<<EOF'
            echo $COMMIT_MESSAGE
            echo EOF
          } >> "$GITHUB_ENV"
        fi
      env:
        DELETED_BRANCH: ${{ github.event.ref }}
        PR_NUM: ${{ github.event.pull_request.number }}
        COMMIT_AUTHOR_NAME: ${{ github.event.commits[0].author.name }}
        COMMIT_AUTHOR_MAIL: ${{ github.event.commits[0].author.email }}
        COMMIT_MESSAGE: ${{ github.event.commits[0].message }}
        PR_AUTHOR_NAME: ${{ github.event.pull_request.user.name }}
        PR_AUTHOR_LOGIN: ${{ github.event.pull_request.user.login }}
        PR_AUTHOR_MAIL: ${{ github.event.pull_request.user.email }}
        PR_TITLE: ${{ github.event.pull_request.title }}
    - name: Move to correct branch of OdysseyHeaders and reset history
      run: |
        cd OdysseyHeaders
        git checkout $HEADER_BRANCH 2>/dev/null || git checkout -b $HEADER_BRANCH
        git reset --hard origin/master
    - name: Copy files
      run: bash ./.github/scripts/copy-headers.sh
      env:
        DESTINATION_PATH: ./OdysseyHeaders
    - name: Push to OdysseyHeaders repo
      run: bash ./.github/scripts/push-headers.sh