name: Automated Builds

on:
  workflow_dispatch:
  pull_request:
    branches:
      - main
    paths-ignore:
      - '**.md'
      - '.github/ISSUE_TEMPLATE/*'
      - '.docs/changelog'
  push:
    branches:
      - main
    paths-ignore:
      - '**.md'
      - '.github/ISSUE_TEMPLATE/*'
      - '.docs/changelog'

jobs:
  prepare-source:
    name: ⚙️ Prepare Source
    runs-on: ubuntu-22.04
    outputs:
      release_version: ${{ steps.get_version.outputs.RELEASE_VERSION }}
      release_tag: ${{ steps.get_version.outputs.RELEASE_TAG }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Extract Version and Update version.h
        id: get_version
        run: |
          CHANGELOG_FILE="./docs/changelog"
          VERSION_FILE="src/lindbergh/version.h"

          if [[ ! -f "$CHANGELOG_FILE" ]]; then
            echo "Error: Changelog file '$CHANGELOG_FILE' not found."
            exit 1
          fi

          VERSION=$(awk '/^## \[/ { match($0, /\[([^]]+)\]/, arr); print arr[1]; exit }' "$CHANGELOG_FILE")

          # Check if a version was actually extracted
          if [[ -z "$VERSION" ]]; then
            echo "Error: Could not find version in '$CHANGELOG_FILE'. Expected format like '## [X.Y.Z]' near the top."
            exit 1
          fi

          echo "Found version: $VERSION"

          MAJOR=$(echo $VERSION | cut -d. -f1)
          MINOR=$(echo $VERSION | cut -d. -f2)
          UPDATE=$(echo $VERSION | cut -d. -f3)

          if [ -z "$UPDATE" ]; then
            UPDATE=0
          fi

          if [[ ! -f "$VERSION_FILE" ]]; then
            echo "Error: Version file '$VERSION_FILE' not found."
            exit 1
          fi

          sed -i "s/\(#define MAJOR_VERSION \).*/\1$MAJOR/" "$VERSION_FILE"
          sed -i "s/\(#define MINOR_VERSION \).*/\1$MINOR/" "$VERSION_FILE"
          sed -i "s/\(#define UPDATE_VERSION \).*/\1$UPDATE/" "$VERSION_FILE"

          echo "Updated $VERSION_FILE with version $MAJOR.$MINOR.$UPDATE"
          
          echo "RELEASE_VERSION=$VERSION" >> $GITHUB_OUTPUT
          echo "RELEASE_TAG=v$VERSION" >> $GITHUB_OUTPUT

      - name: Upload version.h artifact
        uses: actions/upload-artifact@v4
        with:
          name: version-file
          path: src/lindbergh/version.h

  linux-appimage:
    name: 📦 Linux AppImage
    needs: prepare-source
    uses: "./.github/workflows/appimage-build.yml"

  linux-build:
    name: 💻 Linux
    needs: [prepare-source, linux-appimage]
    uses: "./.github/workflows/linux-build.yml"

  linux-flatpak:
    name: 📦 Linux Flatpak
    needs: [prepare-source, linux-appimage]
    uses: "./.github/workflows/flatpak-build.yml"

  create-release:
    name: 📤 Create Release
    needs: [linux-build, linux-flatpak, linux-appimage, prepare-source]
    runs-on: ubuntu-22.04
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Download Artifacts
        uses: actions/download-artifact@v4
        with:
          path: ./artifacts/
  
      - name: Display Downloaded Artifacts
        run: find ./artifacts/

      - name: Create Release
        uses: "marvinpinto/action-automatic-releases@latest"
        with:
          repo_token: "${{ secrets.GITHUB_TOKEN }}"
          automatic_release_tag: ${{ needs.prepare-source.outputs.release_tag }}
          prerelease: false
          title: "Build ${{ needs.prepare-source.outputs.release_tag }}"
          files: |
            ./artifacts/linux-flatpak/lindbergh-loader.flatpak
            ./artifacts/linux-build/build.tar.gz
            ./artifacts/linux-appimage/lindbergh-loader.AppImage