main.yml

name: CI

on:
  # Triggers the workflow on push or pull request events but only for the master branch
  push:
    branches: [ master ]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  # This workflow contains a single job called "build"
  build:
    # The type of runner that the job will run on
    runs-on: windows-2022

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Step to check if the commit message contains #GITBUILD
      - name: Check Commit Message
        shell: powershell
        run: |
          # Get the commit message
          $strVal = '${{ github.event.commits[0].message }}'
          # Convert commit message to a single line if multiline
          $singleLineStrVal = $strVal -replace "`r`n", " " -replace "`n", " "
          if ($singleLineStrVal -match '#GITBUILD') {
            Write-Host 'Build commit detected. Proceeding with build...'
            echo "build_trigger=true" >> $env:GITHUB_ENV
          } else {
            Write-Host 'No build commit. Skipping build steps...'
            echo "build_trigger=false" >> $env:GITHUB_ENV
          }

      # Step to ensure the repository is checked out
      - uses: actions/checkout@v2

      # Inform if build steps are skipped
      - name: Inform Skipped Build Steps
        if: env.build_trigger != 'true'
        shell: powershell
        run: |
          Write-Host "Skipping build steps because the commit message does not contain #GITBUILD."

      # Install 7Zip PowerShell module
      - name: Install 7Zip PowerShell Module
        if: env.build_trigger == 'true'
        shell: powershell
        run: Install-Module 7Zip4PowerShell -Force -Verbose

      # Restore NuGet packages
      - name: Restore NuGet packages
        if: env.build_trigger == 'true'
        run: nuget restore UnityLauncherPro.sln

      # Build the binary
      - name: Build Binary
        if: env.build_trigger == 'true'
        shell: cmd
        run: call .\Build.cmd      

      # Build the artifact
      - name: Build Artifact
        if: env.build_trigger == 'true'
        shell: cmd
        run: call .\ArtifactBuild.cmd

      # Bump version for installer
      - name: Bump Installer Version
        if: env.build_trigger == 'true'
        shell: cmd
        run: call .\InstallerBumpVersion.bat

      # Build MSI installer project using Visual Studio 2022 workaround
      - name: Build Installer MSI
        if: env.build_trigger == 'true'
        shell: cmd
        run: call .\BuildInstaller.bat

      # Get the current date and time
      - name: Get current date and time
        id: datetime
        if: env.build_trigger == 'true' # Only run if build was triggered
        run: |
          # Save the current date and time to an environment variable
          echo "current_datetime=$(date +'%d/%m/%Y %H:%M')" >> $GITHUB_ENV

      # Step to get previous tag and commits
      - name: Get commits since last release
        id: get_commits
        if: env.build_trigger == 'true' # Only run if build was triggered
        shell: bash
        run: |
          # Get the most recent tag
          PREV_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "none")
          if [ "$PREV_TAG" = "none" ]; then
            echo "No previous tag found, listing all commits"
            COMMITS=$(git log --pretty=format:"* %s" --no-merges)
          else
            echo "Previous tag: $PREV_TAG"
            # List commits since last tag
            COMMITS=$(git log $PREV_TAG..HEAD --pretty=format:"* %s" --no-merges)
          fi
          # Save commits to the environment
          echo "commits=$COMMITS" >> $GITHUB_ENV

      # Create a release
      - name: Create Release
        id: create_release
        if: env.build_trigger == 'true' # Execute only if build was triggered
        uses: actions/create-release@latest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{github.run_number}}
          release_name: ${{ env.current_datetime }} (${{ github.run_number }})
          body: |
            Automated Release by GitHub Action CI

            ### Commits in this release:
            ${{ env.commits }}
          draft: false
          prerelease: false

      # Upload the release asset
      - name: Upload Release Asset
        id: upload-release-asset
        if: env.build_trigger == 'true' # Execute only if build was triggered
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ./UnityLauncherPro.zip
          asset_name: UnityLauncherPro.zip
          asset_content_type: application/zip

      # Upload MSI installer to release
      - name: Upload MSI Installer
        if: env.build_trigger == 'true'
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ./UnityLauncherProInstaller/Release/UnityLauncherPro-Installer.msi
          asset_name: UnityLauncherPro-Installer.msi
          asset_content_type: application/x-msi