name: Create Release

on:
  workflow_run:
    workflows: ["Minify Lua Code"]
    types:
      - completed
    branches:
      - main

jobs:
  release:
    if: |
      github.event.workflow_run.conclusion == 'success' && 
      contains(github.event.workflow_run.head_commit.modified, 'version')
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      
      - name: Get Version
        id: version
        run: echo "version=$(cat version)" >> $GITHUB_OUTPUT
      
      - name: Check if version file changed
        run: |
          git fetch origin ${{ github.event.workflow_run.head_branch }}
          if ! git diff --quiet origin/${{ github.event.workflow_run.head_branch }}^1 origin/${{ github.event.workflow_run.head_branch }} -- version; then
            echo "Version file was changed"
          else
            echo "Version file was not changed"
            exit 1
          
      # Add version check
      - name: Check if version exists
        run: |
          if git rev-parse "v${{ steps.version.outputs.version }}" >/dev/null 2>&1; then
            echo "::error::Version v${{ steps.version.outputs.version }} already exists"
            exit 1
          fi
      
      - name: Generate changelog
        id: changelog
        uses: heinrichreimer/github-changelog-generator-action@v2.3
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Create Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: v${{ steps.version.outputs.version }}
          body_path: CHANGELOG.md
          files: |
            CHANGELOG.md
            release/basalt.lua
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}