name: Publish Snap

on:
  push:
    branches:
    - master
    tags:
    - v**

jobs:
  build-and-release:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        architecture:
        - amd64
    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Set Swap Space
      uses: pierotofy/set-swap-space@master
      with:
        swap-size-gb: 12
    - name: Build
      id: build
      uses: diddlesnaps/snapcraft-multiarch-action@v1
      with:
        architecture: ${{ matrix.architecture }}
    - name: Publish unstable builds to Edge
      if: github.ref == 'refs/heads/master'
      uses: snapcore/action-publish@v1
      with:
        store_login: ${{ secrets.STORE_LOGIN }}
        snap: ${{ steps.build.outputs.snap }}
        release: edge
    - name: Publish tagged prerelease builds to Beta
      # These are identified by having a hyphen in the tag name, e.g.: v1.0.0-beta1
      if: startsWith(github.ref, 'refs/tags/v') && contains(github.ref, '-')
      uses: snapcore/action-publish@v1
      with:
        store_login: ${{ secrets.STORE_LOGIN }}
        snap: ${{ steps.build.outputs.snap }}
        release: beta
    - name: Publish tagged stable or release-candidate builds to Candidate
      # These are identified by NOT having a hyphen in the tag name, OR having "-RC" or "-rc" in the tag name.
      if: startsWith(github.ref, 'refs/tags/v1') && ( ( ! contains(github.ref, '-') ) || contains(github.ref, '-RC') || contains(github.ref, '-rc') )
      uses: snapcore/action-publish@v1
      with:
        store_login: ${{ secrets.STORE_LOGIN }}
        snap: ${{ steps.build.outputs.snap }}
        release: candidate