name: Build

on:
  push:
    branches:
      - 'master'
  pull_request:
  workflow_dispatch:

jobs:
  windows:
    name: Windows
    runs-on: windows-2022

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up variables
        id: vars
        run: |
          Add-Content $env:GITHUB_OUTPUT "sha_short=$(git rev-parse --short HEAD)"

      - name: Append git revision to project version
        run: |
          (Get-Content version.py) `
          -Replace '^__version__\s*=\s*"[^"]+', "`$0.${{ steps.vars.outputs.sha_short }}" |`
          Out-File version.py

      - name: Set up Python virtual environment
        run: |
          python3 -m venv env

      - name: Install project dependencies
        run: |
          .\env\Scripts\activate
          python3 -m pip install wheel -r requirements.txt

      - name: Install UPX
        run: |
          Invoke-WebRequest -Uri https://github.com/upx/upx/releases/download/v4.0.2/upx-4.0.2-win64.zip -OutFile (Join-Path $env:Temp upx.zip)
          Expand-Archive -LiteralPath (Join-Path $env:Temp upx.zip) -DestinationPath $env:Temp
          Move-Item -Path (Join-Path $env:Temp upx-*) -Destination (Join-Path $env:Temp upx)
          Add-Content $env:GITHUB_PATH (Join-Path $env:Temp upx)

      - name: Install PyInstaller
        run: |
          .\env\Scripts\activate
          python3 -m pip install pyinstaller

      - name: Create portable executable
        run: |
          .\env\Scripts\activate
          pyinstaller build.spec

      - name: Create release folder
        run: |
          $FolderName = 'Twitch Drops Miner'
          New-Item $FolderName -ItemType Directory
          Copy-Item dist\*.exe $FolderName
          Copy-Item manual.txt $FolderName
          Compress-Archive -Path $FolderName -DestinationPath Twitch.Drops.Miner.Windows.zip

      - name: Upload build artifact
        uses: actions/upload-artifact@v3
        with:
          if-no-files-found: error
          name: Twitch.Drops.Miner.Windows
          path: Twitch.Drops.Miner.Windows.zip

  linux:
    name: Linux
    runs-on: ubuntu-20.04

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up variables
        id: vars
        run: |
          echo "sha_short=$(git rev-parse --short HEAD)" >> "${GITHUB_OUTPUT}"

      - name: Append git revision to project version
        run: |
          sed -ri "s/^__version__\s*=\s*\"[^\"]+/\0.${{ steps.vars.outputs.sha_short }}/" version.py

      # NOTE: We're only use a custom version of Python here because truststore requires at least Python 3.10, but Ubuntu 20.04 has Python 3.8.
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.10'

      - name: Install system dependencies
        run: |
          sudo apt update
          sudo apt install gir1.2-appindicator3-0.1 libgirepository1.0-dev python3-tk

      - name: Set up Python virtual environment
        run: |
          python3 -m venv env

      - name: Install project dependencies
        run: |
          source ./env/bin/activate
          python3 -m pip install wheel -r requirements.txt

      - name: Install PyInstaller
        run: |
          source ./env/bin/activate
          python3 -m pip install pyinstaller

      # NOTE: Remove this step if/once libxft gets updated to 2.3.5 or newer on Ubuntu 20.04, which currently has 2.3.3.
      - name: Build a recent version of libXft
        run: |
          mkdir -p /tmp/libXft
          cd /tmp/libXft
          curl -L https://xorg.freedesktop.org/releases/individual/lib/libXft-2.3.8.tar.xz -o libXft.tar.xz
          tar xvf libXft.tar.xz
          cd libXft-*
          ./configure --prefix=/tmp/libXft --sysconfdir=/etc --disable-static
          make
          make install-strip

      - name: Create portable executable
        run: |
          source ./env/bin/activate
          LD_LIBRARY_PATH=/tmp/libXft/lib xvfb-run --auto-servernum pyinstaller build.spec

      - name: Show PyInstaller warnings
        run: |
          cat build/build/warn-build.txt || true

      - name: Create release folder
        run: |
          folder='Twitch Drops Miner'
          mkdir "${folder}"
          cp manual.txt dist/* "${folder}"
          7z a Twitch.Drops.Miner.Linux.zip "${folder}"

      - name: Upload build artifact
        uses: actions/upload-artifact@v3
        with:
          if-no-files-found: error
          name: Twitch.Drops.Miner.Linux
          path: Twitch.Drops.Miner.Linux.zip

  update_releases_page:
    name: Upload builds to Releases
    if: github.event_name != 'pull_request'
    needs:
      - windows
      - linux
    runs-on: ubuntu-22.04
    permissions:
      contents: write

    steps:
      - name: Set up variables
        id: vars
        run: |
          echo "date_now=$(date --rfc-3339=seconds)" >> "${GITHUB_OUTPUT}"

      - name: Download build artifacts from previous jobs
        uses: actions/download-artifact@v3
        with:
          path: artifacts

      - name: Upload builds to Releases
        uses: ncipollo/release-action@v1
        with:
          allowUpdates: true
          artifactErrorsFailBuild: true
          artifacts: artifacts/*/*
          body: |
            **This is an automatically generated in-development pre-release version of the application, that includes the latest master branch changes.**
            **⚠️ This build is not stable and may end up terminating with a fatal error. ⚠️**
            **Use at your own risk.**

            - Last build date: `${{ steps.vars.outputs.date_now }}`
            - Reference commit: ${{ github.sha }}
          name: Development build
          prerelease: true
          removeArtifacts: true
          tag: dev-build