name: Reusable - Create collector contrib pull request

on:
  workflow_call:
    inputs:
      jmx-metrics-version:
        type: string
        required: true
      jmx-metrics-sha256:
        type: string
        required: true
    secrets:
      BOT_TOKEN:
        required: true
  # to help with partial release build failures
  workflow_dispatch:
    inputs:
      jmx-metrics-version:
        description: "JMX metrics version"
        required: true
      jmx-metrics-sha256:
        description: "JMX metrics hash (sha256)"
        required: true

jobs:
  create-collector-contrib-pull-request:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          repository: opentelemetry-java-bot/opentelemetry-collector-contrib
          # this is the personal access token used for "git push" below
          token: ${{ secrets.BOT_TOKEN }}

      - name: Initialize pull request branch
        env:
          VERSION: ${{ inputs.jmx-metrics-version }}
        run: |
          git remote add upstream https://github.com/open-telemetry/opentelemetry-collector-contrib.git
          git fetch upstream
          git checkout -b update-opentelemetry-jmx-metrics-to-${VERSION} upstream/main

      - name: Update version
        env:
          VERSION: ${{ inputs.jmx-metrics-version }}
          HASH: ${{ inputs.jmx-metrics-sha256 }}
        run: |
          # NOTE there are intentional tab characters in the line below
          sed "/^var jmxMetricsGathererVersions/a \	\"$HASH\": {\n		version: \"$VERSION\",\n		jar:     \"JMX metrics gatherer\",\n	}," receiver/jmxreceiver/supported_jars.go
          git diff

      - name: Set git user
        run: |
          git config user.name opentelemetry-java-bot
          git config user.email 97938252+opentelemetry-java-bot@users.noreply.github.com

      - name: Create pull request against opentelemetry-collector-contrib
        env:
          # this is the personal access token used for "gh pr create" below
          GITHUB_TOKEN: ${{ secrets.BOT_TOKEN }}
          VERSION: ${{ inputs.jmx-metrics-version }}
        run: |
          message="Update the jmx-metrics version to $VERSION"
          body="Update the jmx-metrics version to \`$VERSION\`."

          # gh pr create doesn't have a way to explicitly specify different head and base
          # repositories currently, but it will implicitly pick up the head from a different
          # repository if you set up a tracking branch

          git commit -a -m "$message"
          git push --set-upstream origin HEAD:update-opentelemetry-jmx-metrics-to-${VERSION}
          gh pr create --title "$message" \
                       --body "$body" \
                       --repo open-telemetry/opentelemetry-collector-contrib \
                       --base main