---
name: GraphQL Inspector Slack notification
on:
    push:
        branches:
            - master
        paths:
            - services/console/schema.graphql

jobs:
    inspector:
        name: GraphQL Inspector
        runs-on: ubuntu-latest
        steps:
            - name: Checkout codebase
              uses: actions/checkout@v4
              with:
                  fetch-depth: 20   # In last 20 commits must be some tag
                  fetch-tags: true

            - name: Get last published tag
              id: last-tag
              run: |
                  last_tag=$(git for-each-ref --count=1 --sort=-v:refname --format '%(refname:short)' 'refs/tags/v*')
                  echo "Last released tag: $last_tag"
                  echo "last-tag=$last_tag" >> $GITHUB_OUTPUT

            - name: Run inspector
              id: inspector
              uses: indykite/graphql-inspector@add-output-options
              with:
                  name: Console GraphQL Inspector
                  schema: ${{ steps.last-tag.outputs.last-tag }}:services/console/schema.graphql
                  experimental_merge: false
                  fail-on-breaking: false     # Never fail, it is here just to send notifications
                  create-action-check: false     # No need check
                  annotations: false     # It would set annotations on auto-generated schema anyway. Just disable it.

            - name: Format Slack attachments
              id: formatting
              if: ${{ steps.inspector.outputs.changes > 0 }}
              uses: actions/github-script@v7
              with:
                  script: |
                      let breaking = ${{ steps.inspector.outputs.breaking-changes }} || [];
                      let dangerous = ${{ steps.inspector.outputs.dangerous-changes }} || [];
                      let safe = ${{ steps.inspector.outputs.safe-changes }} || [];

                      breaking = breaking.map((e) => e.replace(/'/g, "`")).join("\n- ");
                      dangerous = dangerous.map((e) => e.replace(/'/g, "`")).join("\n- ");
                      safe = safe.map((e) => e.replace(/'/g, "`")).join("\n- ");

                      const attachments = [];
                      if (breaking.length > 0) {
                          attachments.push({
                              mrkdwn_in: ["text"],
                              color: "#bb0c0c",
                              title: "Breaking changes",
                              text: "- " + breaking,
                          });
                      }
                      if (dangerous.length > 0) {
                          attachments.push({
                              mrkdwn_in: ["text"],
                              color: "#bb6b0c",
                              title: "Dangerous changes",
                              text: "- " + dangerous,
                          });
                      }
                      if (safe.length > 0) {
                          attachments.push({
                              mrkdwn_in: ["text"],
                              color: "#319a0c",
                              title: "Safe changes",
                              text: "- " + safe,
                          });
                      }

                      core.setOutput("attachments", attachments);

            - name: Send Slack notification
              if: ${{ steps.inspector.outputs.changes > 0 }}
              uses: slackapi/[email protected]
              with:
                      # For posting a rich message using Block Kit
                  payload: |
                      {
                          "blocks": [
                              {
                                  "type": "header",
                                  "text": {
                                      "type": "plain_text",
                                      "text": "Changes in GraphQL schema released :rocket:"
                                  }
                              },
                              {
                                  "type": "section",
                                  "text": {
                                      "type": "mrkdwn",
                                      "text": ":sleuth_or_spy: I have found *${{ steps.inspector.outputs.changes }}* changes in GraphQL schema."
                                  }
                              }
                          ],
                          "attachments": ${{ steps.formatting.outputs.attachments }}
                      }
              env:
                  SLACK_WEBHOOK_URL: ${{ secrets.GQL_INSPECTOR_ACTION_WEBHOOK }}
                  SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK