telegram-bot.yml

name: Telegram bot
on:
  pull_request:
    types: [opened, synchronize, closed]
  issue_comment:
    types: [created]
  workflow_run:
    workflows: [Universum check]
    types: [completed]
  pull_request_review:
    types: [submitted, edited, dismissed]
  pull_request_review_comment:
    types: [created]

jobs:
  make-comment:
    name: Send comment to TG
    runs-on: ubuntu-latest
    env:
      PR_AUTHOR: ${{ github.event.pull_request.user.login }}
      PR_NAME: ${{ github.event.pull_request.title }}
      PR_BASE: ${{ github.event.pull_request.base.ref }}
      PR_URL: ${{ github.event.pull_request.html_url }}
      PR_NUMBER: ${{ github.event.pull_request.number }}
      PR_MERGED: ${{ github.event.pull_request.merged_by.login }}
      REVIEW_STATE: ${{ github.event.review.state }}
      REVIEW_AUTHOR: ${{ github.event.review.user.login }}
      REVIEW_COMMENT: ${{ github.event.review.body }}
      COMMENT_AUTHOR: ${{ github.event.comment.user.login }}
      COMMENT_URL: ${{ github.event.comment.html_url }}
      COMMENT_FILE: ${{ github.event.comment.path }}
      COMMENT_BODY: ${{ github.event.comment.body }}
      COMMENT_NUMBER: ${{ github.event.issue.number }}
      UNIVERUM_COMMIT: ${{ github.event.workflow_run.head_sha }}
      UNIVERSUM_BRANCH: ${{ github.event.workflow_run.head_branch }}
      UNIVERSUM_LOG: ${{ github.event.workflow_run.html_url }}

    steps:
    - name: Send message to TG
      run: |

        if [[ ! -z "${{ github.event.pull_request }}" && "${{ github.event.action }}" == "opened" ]]; then
          ESCAPED_NAME=`echo -e "${{ env.PR_NAME }}" | sed 's/\&/\&amp;/g' | sed 's/</\&lt;/g' | sed 's/>/\&gt;/g'`
          TEXT=`echo -e "<b>${{ env.PR_AUTHOR }}</b> created new <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a> '$ESCAPED_NAME' to branch '${{ env.PR_BASE }}'"`
        elif [[ ! -z "${{ github.event.pull_request }}" && "${{ github.event.action }}" == "synchronize" ]]; then
          TEXT=`echo -e "<b>${{ env.PR_AUTHOR }}</b> updated <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>"`
        elif [[ ! -z "${{ github.event.pull_request }}" && "${{ github.event.action }}" == "closed" && "${{ github.event.pull_request.merged }}" == "true" ]]; then
          TEXT=`echo -e "<b>${{ env.PR_MERGED }}</b> merged <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a> to branch <b>'${{ env.PR_BASE }}'</b>"`
        elif [[ ! -z "${{ github.event.pull_request }}" && "${{ github.event.action }}" == "closed" ]]; then
          TEXT=`echo -e "<b>${{ env.PR_AUTHOR }}</b> closed <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>"`

        elif [[ ! -z "${{ github.event.comment }}" ]]; then
          ESCAPED_TEXT=`echo -e "${{ env.COMMENT_BODY }}"| sed 's/\&/\&amp;/g' | sed 's/</\&lt;/g' | sed 's/>/\&gt;/g'`
          if [[ ! -z "${{ github.event.pull_request }}" ]]; then
            TEXT=`echo -e "<b>${{ env.COMMENT_AUTHOR }}</b> posted the following comment to file <i>${{ env.COMMENT_FILE }}</i> in <a href=\"${{ env.COMMENT_URL }}\">PR#${{ env.PR_NUMBER }}</a>:\n<i>$ESCAPED_TEXT</i>"`
          else
            TEXT=`echo -e "<b>${{ env.COMMENT_AUTHOR }}</b> posted the following comment to issue <a href=\"${{ env.COMMENT_URL }}\">#${{ env.COMMENT_NUMBER }}</a>:\n<i>$ESCAPED_TEXT</i>"`
          fi

        elif [[ ! -z "${{ github.event.review }}" && "${{ env.REVIEW_STATE }}" == "changes_requested" ]]; then
          TEXT=`echo -e "<b>${{ env.REVIEW_AUTHOR }}</b> requested changes for <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>"`
        elif [[ ! -z "${{ github.event.review }}" && "${{ env.REVIEW_STATE }}" == "commented" && ! -z "${{ env.REVIEW_COMMENT }}" ]]; then
          ESCAPED_TEXT=`echo -e "${{ env.REVIEW_COMMENT }}"| sed 's/\&/\&amp;/g' | sed 's/</\&lt;/g' | sed 's/>/\&gt;/g'`
          TEXT=`echo -e "<b>${{ env.REVIEW_AUTHOR }}</b> posted the following comment to <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>:\n<i>$ESCAPED_TEXT</i>"`
        elif [[ ! -z "${{ github.event.review }}" && "${{ env.REVIEW_STATE }}" != "commented" ]]; then
          TEXT=`echo -e "<b>${{ env.REVIEW_AUTHOR }}</b> ${{ env.REVIEW_STATE }} <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>"`
        elif [[ -z "${{ github.event.review }}" && "${{ github.event.action }}" == "submitted" ]]; then
          TEXT=`echo -e "Due to GitHub Actions bug we cannot identify, who approved <a href=\"${{ env.PR_URL }}\">PR#${{ env.PR_NUMBER }}</a>"`

        elif [[ ! -z "${{ github.event.workflow_run }}" && "${{ github.event.workflow_run.conclusion }}" == "success" ]]; then
          TEXT=`echo -e "<a href=\"${{ env.UNIVERSUM_LOG }}\">Universum run for branch '${{ env.UNIVERSUM_BRANCH }}'</a> <b>SUCCEDED</b>; commit ${{ env.UNIVERUM_COMMIT }} "`
        elif [[ ! -z "${{ github.event.workflow_run }}" && "${{ github.event.workflow_run.conclusion }}" == "failure" ]]; then
          TEXT=`echo -e "<a href=\"${{ env.UNIVERSUM_LOG }}\">Universum run for branch '${{ env.UNIVERSUM_BRANCH }}'</a> <b>FAILED</b>; commit ${{ env.UNIVERUM_COMMIT }} "`
        fi

        if [[ ! -z $TEXT ]]; then
          curl --get --data-urlencode "chat_id=${{ secrets.TELEGRAM_CHAT_ID }}" --data-urlencode "disable_web_page_preview=True" \
          --data-urlencode "text=$TEXT" --data-urlencode "parse_mode=HTML" $URL
        fi

      env:
        URL: https://api.telegram.org/bot${{ secrets.TELEGRAM_BOT_TOKEN }}/sendMessage