validate-release.yml

name: Validate Release PR

on:
  pull_request:
    types: [labeled, opened, synchronize, edited]

permissions:
  contents: read
  pull-requests: read

jobs:
  validate:
    if: >-
      (github.event.action == 'labeled' && github.event.label.name == 'release') ||
      (github.event.action != 'labeled' && contains(github.event.pull_request.labels.*.name, 'release'))
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Validate Release PR
        env:
          PR_BODY: ${{ github.event.pull_request.body }}
        run: |
          errors=()

          # --- Extract version from source of truth ---
          version=$(grep -oP "libraryVersion\s*=\s*'\K[^']+" iterableapi/build.gradle)
          if [ -z "$version" ]; then
            echo "::error::Could not extract libraryVersion from iterableapi/build.gradle"
            exit 1
          fi
          echo "Detected version: $version"

          # --- Check: Docs PR linked ---
          if ! echo "$PR_BODY" | grep -qiP "github\.com/Iterable/iterable-docs/pull/\d+"; then
            errors+=("No docs PR link found in the PR description. Add a link to the iterable-docs PR (e.g. https://github.com/Iterable/iterable-docs/pull/123).")
          fi

          # --- Check: CHANGELOG entry ---
          if ! grep -qF "## [$version]" CHANGELOG.md; then
            errors+=("CHANGELOG.md is missing an entry for version [$version].")
          fi

          # --- Check: Version consistency ---
          api_lib_ver=$(grep -oP "libraryVersion\s*=\s*'\K[^']+" iterableapi/build.gradle)
          api_sdk_ver=$(grep -oP 'ITERABLE_SDK_VERSION.*"\K[0-9][^"\\]+' iterableapi/build.gradle)
          ui_lib_ver=$(grep -oP "libraryVersion\s*=\s*'\K[^']+" iterableapi-ui/build.gradle)

          if [ "$api_lib_ver" != "$version" ]; then
            errors+=("iterableapi/build.gradle libraryVersion is '$api_lib_ver', expected '$version'.")
          fi
          if [ "$api_sdk_ver" != "$version" ]; then
            errors+=("iterableapi/build.gradle ITERABLE_SDK_VERSION is '$api_sdk_ver', expected '$version'.")
          fi
          if [ "$ui_lib_ver" != "$version" ]; then
            errors+=("iterableapi-ui/build.gradle libraryVersion is '$ui_lib_ver', expected '$version'.")
          fi

          # --- Report ---
          if [ ${#errors[@]} -gt 0 ]; then
            echo "::error::Release validation failed with ${#errors[@]} issue(s):"
            for err in "${errors[@]}"; do
              echo "::error::  - $err"
            done
            exit 1
          fi

          echo "All release validations passed for version $version."