eas-branch-cleanup.yml

name: 🧹 EAS Update Branch Cleanup

on:
  pull_request:
    types: [closed]
jobs:
  prepare:
    runs-on: ubuntu-latest
    permissions:
      actions: read # Required to find the last successful workflow run
      contents: read # Required for actions/checkout
    steps:
      - name: 🏗 Check out repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Checks out all branches and tags. Maybe we can make this better in the future?

      # This line is needed for nx affected to work when CI is running on a PR
      - name: 🔀 Track main if PR
        if: github.ref != 'refs/heads/main'
        run: git branch --track main origin/main

      - name: 🔧 Configure NX SHAs
        uses: nrwl/nx-set-shas@v4

      - name: 🔧 Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20.12.2
      - run: |
          corepack enable
      - name: Setup Yarn in Node
        uses: actions/setup-node@v4
        with:
          cache: 'yarn'

      - name: 📦 Install dependencies
        run: yarn install

      - name: 🧩 Determine Affected Projects for eas-update
        id: set-matrix
        run: |
          # Get the list of affected projects with eas-update target
          affected_projects=$(yarn nx show projects --affected --exclude=shelter --withTarget eas-update)
          # Convert the list to a JSON matrix
          MATRIX_JSON=$(echo "$affected_projects" | jq -Rcs '
            split("\n") |
            map(select(. != "")) |
            if length == 0 then
                {}
            else
                {include: map({project: .})}
            end'
          )
          IS_MATRIX_EMPTY=$(echo "$MATRIX_JSON" | jq 'if .include | length == 0 then true else false end')
          echo "is_matrix_empty=$IS_MATRIX_EMPTY" >> $GITHUB_OUTPUT
          echo "matrix=$MATRIX_JSON" >> $GITHUB_OUTPUT
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
      is_matrix_empty: ${{ steps.set-matrix.outputs.is_matrix_empty }}

  delete-eas-branch:
    needs: prepare
    runs-on: ubuntu-latest
    if: needs.prepare.outputs.is_matrix_empty == 'false'
    steps:
      - name: 🏗 Check out repo
        uses: actions/checkout@v4

      - name: 🔧 Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20.12.2
      - run: |
          corepack enable
      - name: Setup Yarn in Node
        uses: actions/setup-node@v4
        with:
          cache: 'yarn'

      - name: 🔧 Setup EAS
        uses: expo/expo-github-action@v8
        with:
          eas-version: latest
          token: ${{ secrets.EXPO_TOKEN }}

      - name: 📦 Install dependencies
        run: yarn install

      - name: 🗑️ Delete EAS Branch & Channel for Each Project
        run: |
          BRANCH_NAME=${{ github.head_ref || github.ref_name }}
          MATRIX_JSON='${{ needs.prepare.outputs.matrix }}'
          for project in $(echo $MATRIX_JSON | jq -r '.include[].project'); do
            echo "Deleting EAS branch for project: $project"
            # Change to the project directory
            cd apps/$project
            # Run the EAS command in the project directory
            eas branch:delete --non-interactive $BRANCH_NAME
            # Change back to the original directory
            cd -
          done