supergraph-build-webhook.yml

name: Supergraph Build Webhook

on:
  schedule:
    - cron: '*/30 * * * *'
  workflow_dispatch: {}
  repository_dispatch:
    types: [studio-build-webhook]

jobs:
  supergraph-build-webhook:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - graph-ref: "supergraph-router@dev"
            short-name: dev
            target-file: "router/dev/supergraph.graphql"
            pr-branch: "bump-supergraph-dev"
          - graph-ref: "supergraph-router@stage"
            short-name: stage
            target-file: "router/stage/supergraph.graphql"
            pr-branch: "bump-supergraph-stage"
          - graph-ref: "supergraph-router@prod"
            short-name: prod
            target-file: "router/prod/supergraph.graphql"
            pr-branch: "bump-supergraph-prod"
    name: ${{ matrix.graph-ref }}
    concurrency:
      group: ${{ matrix.graph-ref }}
      cancel-in-progress: true
    env:
      APOLLO_KEY: ${{ secrets.APOLLO_KEY }}
      GRAPH_REF: ${{ matrix.graph-ref }}
      SUPERGRAPH: ${{ matrix.target-file }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v2
      -
        name: install rover
        run: |
          curl -sSL https://rover.apollo.dev/nix/latest | sh
          echo "PATH=$PATH:$HOME/.rover/bin" >> ${GITHUB_ENV}
      -
        id: pre-check
        name: pre-check
        run: |
          SHA=$(shasum ${{ matrix.target-file }} | awk '{print $1}')
          echo "::set-output name=sha::$SHA"
          echo "::set-output name=sha-short::$(git rev-parse --short $SHA)"
      -
        name: supergraph fetch
        run: |
          rover supergraph fetch $GRAPH_REF > ${{ matrix.target-file }}
          echo "$(git diff --name-only)"
      -
        id: check
        name: check
        run: |
          echo "::set-output name=result::$(git diff --name-only | grep -E $SUPERGRAPH)"
          SHA=$(shasum $SUPERGRAPH | awk '{print $1}')
          echo "::set-output name=sha::$SHA"
          echo "::set-output name=sha-short::$(git rev-parse --short $SHA)"
      -
        name: validate
        if: steps.check.outputs.result == matrix.target-file
        env:
          RESULT: ${{ steps.check.outputs.result }}
          SHA: ${{ steps.check.outputs.sha }}
          SHA_SHORT: ${{ steps.check.outputs.sha-short }}
        run: |
          echo "RESULT: $RESULT"
          echo "SHA: $SHA"
          echo "SHA_SHORT: $SHA_SHORT"
          DIFF=$(git diff $SUPERGRAPH)
          echo "DIFF<<EOF" >> $GITHUB_ENV
          echo "$DIFF" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV
          echo "-----------------------"
          echo "$SUPERGRAPH"
          echo "-----------------------"
          echo "$DIFF"
      -
        name: create pull request
        id: cpr
        if: steps.check.outputs.result == matrix.target-file
        uses: peter-evans/create-pull-request@v3
        with:
          token: ${{ secrets.PAT }}
          committer: Supergraph Demo Bot <prasek+bot@gmail.com>
          author: Supergraph Demo Bot <prasek+bot@gmail.com>
          commit-message: Bump ${{ matrix.short-name }} supergraph schema from ${{ steps.pre-check.outputs.sha-short }} to ${{ steps.check.outputs.sha-short }}
          title:  Bump ${{ env.GRAPH_REF }} from ${{ steps.pre-check.outputs.sha-short }} to ${{ steps.check.outputs.sha-short }}
          body: |
            Bump ${{ env.GRAPH_REF }} from ${{ steps.pre-check.outputs.sha-short }} to ${{ steps.check.outputs.sha-short }}
            * Old: SHA1 ${{ steps.pre-check.outputs.sha }} ( ${{ steps.pre-check.outputs.sha-short }} )
            * New: SHA1 ${{ steps.check.outputs.sha }} ( ${{ steps.check.outputs.sha-short }} )

            <details>
            <summary>${{ env.GRAPH_REF }} changes</summary>

            ```diff
            ${{ env.DIFF }}

            ```

            </details>
          branch: ${{ matrix.pr-branch }}
          base: main
          delete-branch: true
      -
        name: enable pull request automerge
        if: |
          steps.cpr.outputs.pull-request-operation == 'created' ||
          steps.cpr.outputs.pull-request-operation == 'updated'
        uses: peter-evans/enable-pull-request-automerge@v1
        with:
          token: ${{ secrets.PAT }}
          pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}
          merge-method: rebase
      -
        name: Check output
        if: |
          steps.cpr.outputs.pull-request-operation == 'created' ||
          steps.cpr.outputs.pull-request-operation == 'updated'
        run: |
          echo PR CREATED or MODIFIED
          echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
          echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"
      -
        name: No changes detected
        if: |
          steps.cpr.outputs.pull-request-operation != 'created' &&
          steps.cpr.outputs.pull-request-operation != 'updated'
        run: |
          echo "No changes detected."