name: Update production

on:
  push:
    branches:
      - master

jobs:
  build-upload-artifact:
    name: Build and upload Lurker as artifact
    runs-on: docker

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Python 3.13
        uses: actions/setup-python@v5
        with:
          python-version: '3.13'

      - name: Setup virtual environment
        run: python -m venv .venv/

      - name: Install necessary packages using pip
        run: ./.venv/bin/pip install $PIP_PACKAGES
        env:
          PIP_PACKAGES: ${{vars.PIP_PACKAGES}}

      - name: Build binary
        run: ./.venv/bin/pyinstaller $PYINSTALLER_FLAGS main.py
        env:
          PYINSTALLER_FLAGS: ${{vars.PYINSTALLER_FLAGS}}

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: lurker-bin
          path: dist/

  update-production:
    name: Update Lurker on production
    runs-on: docker

    steps:
      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: lurker-bin

      - name: Copy SSH key
        run: |
          install -m 600 -D /dev/null ~/.ssh/id_ed25519
          echo "$SSH_PRIVATE_KEY" > ~/.ssh/id_ed25519
        shell: bash
        env:
          SSH_PRIVATE_KEY: ${{secrets.SSH_PRIVATE_KEY}}

      - name: Generate SSH known hosts file
        run: |
          ssh-keyscan -H -p $SSH_PORT $SSH_HOST > ~/.ssh/known_hosts
        shell: bash
        env:
          SSH_HOST: ${{secrets.SSH_HOST}}
          SSH_PORT: ${{secrets.SSH_PORT}}

      - name: Stop currently running instance
        run: |
          ssh $SSH_USER@$SSH_HOST $STOP_COMMAND
        shell: bash
        env:
          SSH_USER: ${{secrets.SSH_USER}}
          SSH_HOST: ${{secrets.SSH_HOST}}
          STOP_COMMAND: ${{vars.STOP_COMMAND}}

      - name: Upload artifact
        run: |
          scp -r $UPLOAD_FROM $SSH_USER@$SSH_HOST:$UPLOAD_TO
        shell: bash
        env:
          SSH_USER: ${{secrets.SSH_USER}}
          SSH_HOST: ${{secrets.SSH_HOST}}
          UPLOAD_FROM: ${{vars.UPLOAD_FROM}}
          UPLOAD_TO: ${{vars.UPLOAD_TO}}

      - name: Start new instance
        run: |
          ssh $SSH_USER@$SSH_HOST $START_COMMAND
        shell: bash
        env:
          SSH_USER: ${{secrets.SSH_USER}}
          SSH_HOST: ${{secrets.SSH_HOST}}
          START_COMMAND: ${{vars.START_COMMAND}}