notify-node-sdk.yml

name: Notify Node SDK on Python Code Changes

on:
  push:
    paths:
      - 'videodb/*.py'
      - 'videodb/**/*.py'
      - '!videodb/__about__.py'
      - '!videodb/__init__.py'

jobs:
  notify:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v5
        with:
          fetch-depth: 0

      - name: Check if spec also changed
        id: check_spec
        run: |
          BEFORE_SHA="${{ github.event.before }}"
          AFTER_SHA="${{ github.sha }}"

          # Handle new branch case
          if [[ "$BEFORE_SHA" == "0000000000000000000000000000000000000000" ]]; then
            BEFORE_SHA=$(git rev-parse HEAD~1 2>/dev/null || echo "")
          fi

          # Check if openapi.yaml changed in this push
          if [[ -n "$BEFORE_SHA" ]]; then
            SPEC_CHANGED=$(git diff --name-only "$BEFORE_SHA" "$AFTER_SHA" -- openapi.yaml | wc -l)
          else
            SPEC_CHANGED=0
          fi

          if [[ "$SPEC_CHANGED" -gt 0 ]]; then
            echo "spec_changed=true" >> $GITHUB_OUTPUT
            echo "Spec also changed - skipping (generate-from-spec.yml will handle this)"
          else
            echo "spec_changed=false" >> $GITHUB_OUTPUT
            echo "Only Python code changed - will notify Node SDK"
          fi

      - name: Get branch and changed files
        if: steps.check_spec.outputs.spec_changed == 'false'
        id: info
        run: |
          # Get the branch name
          BRANCH_NAME="${GITHUB_REF#refs/heads/}"
          echo "branch_name=$BRANCH_NAME" >> $GITHUB_OUTPUT

          BEFORE_SHA="${{ github.event.before }}"
          AFTER_SHA="${{ github.sha }}"

          # Handle new branch case
          if [[ "$BEFORE_SHA" == "0000000000000000000000000000000000000000" ]]; then
            BEFORE_SHA=$(git rev-parse HEAD~1 2>/dev/null || echo "")
          fi

          # Get changed Python files (comma-separated for JSON)
          if [[ -n "$BEFORE_SHA" ]]; then
            FILES=$(git diff --name-only "$BEFORE_SHA" "$AFTER_SHA" -- 'videodb/*.py' 'videodb/**/*.py' | grep -v '__about__\|__init__' | tr '\n' ',' | sed 's/,$//' || true)
          else
            FILES=""
          fi

          echo "changed_files=$FILES" >> $GITHUB_OUTPUT
          echo "before_sha=$BEFORE_SHA" >> $GITHUB_OUTPUT
          echo "after_sha=$AFTER_SHA" >> $GITHUB_OUTPUT

          echo "Branch: $BRANCH_NAME"
          echo "Changed files: $FILES"

      - name: Trigger Node SDK Generation
        if: steps.check_spec.outputs.spec_changed == 'false' && steps.info.outputs.changed_files != ''
        uses: peter-evans/repository-dispatch@v3
        with:
          token: ${{ secrets.SDK_SYNC_PAT }}
          repository: ${{ github.repository_owner }}/videodb-node
          event-type: python-updated
          client-payload: |
            {
              "source_branch": "${{ steps.info.outputs.branch_name }}",
              "target_branch": "${{ steps.info.outputs.branch_name }}",
              "trigger_type": "code_change",
              "changed_files": "${{ steps.info.outputs.changed_files }}",
              "before_sha": "${{ steps.info.outputs.before_sha }}",
              "after_sha": "${{ steps.info.outputs.after_sha }}"
            }