name: Publish Release

on:
  push: 
    branches:
      - main
    paths:
      - version.txt
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - name: Read Version from version.txt
      id: read_version
      run: |
        VERSION=$(cat version.txt)
        echo "version=$VERSION" >> "$GITHUB_OUTPUT"
        echo "tag=v$VERSION" >> "$GITHUB_OUTPUT"
        echo "Version: $VERSION"

    - name: Extract Release Notes
      id: release_notes
      run: |
        VERSION=$(cat version.txt)
        # Extract release notes for this version
        # Find the section for this version and extract until the next version section
        RELEASE_NOTES=$(awk -v ver="$VERSION" '
          /^## \[/ {
            if (found) exit
            if ($0 ~ "\\[" ver "\\]") found=1
            else if (found) exit
            next
          }
          found && NF { print }
        ' RELEASENOTES.md | sed -e :a -e '/^$/N;$!ba' -e 's/^[[:space:]]*//;s/[[:space:]]*$//')
        
        # Escape newlines for GitHub output
        RELEASE_NOTES="${RELEASE_NOTES//'%'/'%25'}"
        RELEASE_NOTES="${RELEASE_NOTES//$'\n'/'%0A'}"
        RELEASE_NOTES="${RELEASE_NOTES//$'\r'/'%0D'}"
        echo "body=$RELEASE_NOTES" >> "$GITHUB_OUTPUT"

    - name: Compile Spearhead
      uses: https://git.dutchie031.com/dutchie031/DcsMissionScriptingTools/github-action@action/v0
      with:
        source-root: ./src
        output-file: ./output/spearhead.lua

    - name: Check for existing tag
      id: check_tag
      run: |
        if git tag | grep -q "^${{ steps.read_version.outputs.tag }}$"; then
          echo "Tag already exists. Exiting."
          exit 1
        fi

    - name: Apply Tag to Current Commit
      run: |
        git config user.name "github-actions"
        git config user.email "github-actions@github.com"
        git tag ${{ steps.read_version.outputs.tag }}
        git push origin ${{ steps.read_version.outputs.tag }}

    - name: Copy Release to Versioned File
      run: |
        cp ./output/spearhead.lua ./output/spearhead.${{ steps.read_version.outputs.tag }}.lua
        echo "Versioned file created: spearhead.${{ steps.read_version.outputs.tag }}.lua"

    - name: Create Release and Upload Assets
      uses: akkuman/gitea-release-action@v1
      with:
        tag_name: ${{ steps.read_version.outputs.tag }}
        name: Release ${{ steps.read_version.outputs.tag }}
        body: ${{ steps.release_notes.outputs.body }}
        draft: true
        files: |-
          ./output/spearhead.lua
          ./output/spearhead.${{ steps.read_version.outputs.tag }}.lua
        #token: ${{ secrets.GITHUB_TOKEN }}
      env:
        NODE_OPTIONS: '--experimental-fetch'