bump-plutus-version.yml

name: Bump Plutus Version

on:
  workflow_dispatch:
    inputs:
      version:
        description: plutus Release Version (e.g. 1.26.0.0)
        required: true

jobs:
  bump-plutus-version:
    name: Bump Plutus Version
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4.1.1

      - name: Change Plutus Versions
        run: |
          CURRENT_DATE=$(date +"%Y-%m-%dT00:00:00Z")
          sed -i "s/\(hackage.haskell.org \).*\$/\1$CURRENT_DATE/" cabal.project
          sed -i "s/\(cardano-haskell-packages \).*\$/\1$CURRENT_DATE/" cabal.project
          
          PLUTUS_VERSION=${{ github.event.inputs.version }}
          sed -i "s/\(plutus-core \).*\$/\1\^>=$PLUTUS_VERSION/" "plutus-tx-template.cabal"
          sed -i "s/\(plutus-ledger-api \).*\$/\1\^>=$PLUTUS_VERSION/" "plutus-tx-template.cabal"
          sed -i "s/\(plutus-tx \).*\$/\1\^>=$PLUTUS_VERSION/" "plutus-tx-template.cabal"
          sed -i "s/\(plutus-tx-plugin \).*\$/\1\^>=$PLUTUS_VERSION/" "plutus-tx-template.cabal"

      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
  
      - name: Update flake.lock
        run: |
          nix flake update --accept-flake-config

      - name: Create Pull Request
        id: cpr
        uses: peter-evans/create-pull-request@v6.0.5
        with:
          branch: "bump-plutus-${{ github.event.inputs.version }}"
          title: Bump plutus Version to ${{ github.event.inputs.version }}
          commit-message: Bump plutus Version to ${{ github.event.inputs.version }}
          delete-branch: true 
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Enable Pull Request Auto-Merge
        if: steps.cpr.outputs.pull-request-operation == 'created'
        uses: peter-evans/enable-pull-request-automerge@v3
        with:
          pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}
          merge-method: squash
          token: ${{ secrets.GITHUB_TOKEN }}