release-bot.yml

name: release bot
on:
  schedule:
    - cron: 0 5 * * 1
  workflow_dispatch: null
jobs:
  release-vote:
    permissions: write-all
    name: release vote
    runs-on: ubuntu-20.04
    steps:
      - name: Check out repository code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: check if relese is needed
        run: |
          echo 'COMMITS_NUMBER='$(git rev-list $(echo $(git tag --sort=-taggerdate |
          head -n 1))..HEAD --count) >> $GITHUB_ENV
          if [ $(git rev-list $(echo $(git tag --sort=-taggerdate | head -n 1))..HEAD --count) -lt ${{ vars.RELEASE_THRESHOLD }} ]; then
            echo 'TIME_FOR_VOTE=0' >> $GITHUB_ENV
          else
            echo 'TIME_FOR_VOTE=1' >> $GITHUB_ENV
          fi
      - name: Generate token
        id: generate_token
        if: ${{ env.TIME_FOR_VOTE == 1 }}
        uses: tibdex/github-app-token@021a2405c7f990db57f5eae5397423dcc554159c
        with:
          app_id: ${{ secrets.MR_AVOCADO_ID }}
          installation_id: ${{ secrets.MR_AVOCADO_INSTALLATION_ID }}
          private_key: ${{ secrets.MR_AVOCADO_PRIVATE_KEY }}
      - name: Get Discussion ID and maintainers
        if: ${{ env.TIME_FOR_VOTE == 1 }}
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          discussion_data=$(gh api graphql -f query='{
                      search(first: 100, query: "repo:richtja/autils is:open category:Release-decision", type: DISCUSSION) {
                        nodes {
                          ... on Discussion {
                            id createdAt
                          }
                        }
                      }
              }' )

          echo 'DISCUSSION_ID='$(echo $discussion_data | jq .data.search.nodes[0].id) >> $GITHUB_ENV

          echo 'NEW_COMMITS='$(git log --since="$(echo $discussion_data | jq .data.search.nodes[0].createdAt)" --format=format:%H) >> $GITHUB_ENV

          usr_names=()

          for utils_meta in ./metadata/autils/*/; do
            for metadata_file in $utils_meta*.yml; do
              usr_names+=("@$(sed -n '/github_usr_name:[[:space:]]*\([^[:space:]]\+\)/{s/github_usr_name:[[:space:]]*//;s/[[:space:]]//g;p;q;}' $metadata_file)")
            done
          done
          echo 'USR_NAMES='$(echo "${usr_names[@]}" | tr ' ' '\n' | sort -u) >> $GITHUB_ENV
          echo 'TIME_FOR_RELEASE=0' >> $GITHUB_ENV
      - name: Create release discussion
        if: ${{ env.TIME_FOR_VOTE == 1 }}
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          if [[ ${{ env.DISCUSSION_ID }} = "null" ]]; then
            gh api graphql -f query='mutation {
              createDiscussion(input: {
                repositoryId: ${{ vars.REPOSITORY_ID }},
                categoryId: ${{ vars.CATEGORY_ID }},
                body: "Hello all,
                      Autils reached threshold of ${{ vars.RELEASE_THRESHOLD }} commits from the latest release and now we have ${{ env.COMMITS_NUMBER }} commits from the latest release. Therefore, it is
                      time to vote if new release is needed. Please use :+1: for this discussion if you agree with the release. The release will be run when all maintainers will :+1:.
                      Thank you.\n\nThis vote is meat only for maintainers: ${{ env.USR_NAMES }}",
                title: "Release decision"}) {

                discussion {
                  id
                }
              }
            }
            '
          fi
      - name: Count votes
        if: ${{ env.TIME_FOR_VOTE == 1 }}
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          if [[ ${{ env.DISCUSSION_ID }} != "null" ]]; then
            readarray -t usr_names <<< "${{ env.USR_NAMES }}"
            thumbs_up_users=$(gh api graphql -f query='{
                       node(id: ${{ env.DISCUSSION_ID }}) {
                        ... on Discussion {
                          reactions(content:THUMBS_UP, first:50) {
                            nodes{
                              createdAt
                              user {
                                login
                              }
                            }
                          }
                        }
                      }
            }' | jq .data.node.reactions.nodes[].user.login | sort | tr -d '"')
            missing_votes=($(comm -23 <(echo "${usr_names[@]}" | tr -d '@') <(echo "${thumbs_up_users[@]}")))
            if [ "${#missing_votes[@]}" -eq 0 ]; then
              gh api graphql -f query='mutation {
                addDiscussionComment(input: {
                  discussionId: ${{ env.DISCUSSION_ID }},
                  body: "We have enough votes now, the release pipeline has started, and I am closing this discussion. Thank you all for participation."}) {

                  comment {
                    id
                  }
                }
              }
              '
              gh api graphql -f query='mutation {
                closeDiscussion(input: {
                  discussionId: ${{ env.DISCUSSION_ID }}}) {

                  discussion {
                    id
                  }
                }
              }'
              echo "It is time for release."
              echo 'TIME_FOR_RELEASE=1' >> $GITHUB_ENV
            else
              echo "We don't have enought votes."
            fi

            echo 'MISSING_VOTES_NAMES='$(printf '@%s' "${missing_votes[@]}" | tr ' ' '\n' | sort -u) >> $GITHUB_ENV
          fi
      - name: Add comment to discussion
        if: ${{ env.TIME_FOR_VOTE == 1 }}
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          if [[ ${{ env.DISCUSSION_ID }} != "null" && ${{ env.TIME_FOR_RELEASE }} == 0 ]]; then
            gh api graphql -f query='mutation {
              addDiscussionComment(input: {
                discussionId: ${{ env.DISCUSSION_ID }},
                body: "This is a kindly reminder of ongoing release voting. Please use :+1:  or for this discussion to vote.
                    Thank you.\n\nNew commits from the beginning of the voting: ${{ env.NEW_COMMITS }}
                    The maintainers who have not voted yet: ${{ env.MISSING_VOTES_NAMES }}"}) {

                comment {
                  id
                }
              }
            }
            '
          fi
      - name: Release
        if: ${{ env.TIME_FOR_RELEASE == 1 }}
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          echo 'RELEASE'