# https://docs.github.com/en/copilot/how-tos/use-copilot-agents/coding-agent/customize-the-agent-environment
on:
  workflow_dispatch:
  push:
    paths:
      - .github/workflows/copilot-setup-steps.yml
  pull_request:
    paths:
      - .github/workflows/copilot-setup-steps.yml

jobs:
  copilot-setup-steps:
    name: Build and generate data (single-step loop via Node)
    runs-on: ubuntu-latest
    timeout-minutes: 20

    # Set the permissions to the lowest permissions possible needed for your steps.
    # Copilot will be given its own token for its operations.
    permissions:
      # If you want to clone the repository as part of your setup steps, for example to install dependencies, you'll need the `contents: read` permission. If you don't clone the repository in your setup steps, Copilot will do this for you automatically after the steps complete.
      contents: write
      actions: write
      pull-requests: write

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

      - name: Validate Gradle wrapper
        uses: gradle/actions/wrapper-validation@v4

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4
        with:
          add-job-summary-as-pr-comment: on-failure

      - name: Run Copilot setup script
        id: sb
        run: node .github/commands/setupCopilot.js
        shell: bash

      - name: Checkout latest mc code (external repo)
        # If the external repo is public, the default token is fine.
        # If it's private, create a personal access token with repo access and add it
        # to this repo's secrets as EXTRA_REPO_TOKEN.
        uses: actions/checkout@v4
        with:
          repository: extremeheat/extracted_minecraft_data
          path: mc-source/${{ steps.sb.outputs.latest_version }}
          ref: client${{ steps.sb.outputs.latest_version }}
          fetch-depth: 1

      - name: Checkout second latest mc code (external repo)
        # If the external repo is public, the default token is fine.
        # If it's private, create a personal access token with repo access and add it
        # to this repo's secrets as EXTRA_REPO_TOKEN.
        uses: actions/checkout@v4
        with:
          repository: extremeheat/extracted_minecraft_data
          path: mc-source/${{ steps.sb.outputs.second_latest_version }}
          ref: client${{ steps.sb.outputs.second_latest_version }}
          fetch-depth: 1

      - run: ls mc-source

      - name: Write diff
        # NOTE: this returns exit code 1 if there are differences
        run: git diff --no-index -M50% -l2000 ${{ steps.sb.outputs.second_latest_version }} ${{ steps.sb.outputs.latest_version }} > ${{ steps.sb.outputs.second_latest_version }}_to_${{ steps.sb.outputs.latest_version }}.diff
        working-directory: mc-source
        continue-on-error: true