name: Test Impact Analysis

on:
  workflow_call:
    outputs:
      run-all:
        description: "Whether to run all tests (critical path changed)"
        value: ${{ jobs.analyze.outputs.run-all }}
      sdk-tests:
        description: "SDK test paths to run"
        value: ${{ jobs.analyze.outputs.sdk-tests }}
      api-tests:
        description: "API test paths to run"
        value: ${{ jobs.analyze.outputs.api-tests }}
      ui-e2e:
        description: "UI E2E test paths to run"
        value: ${{ jobs.analyze.outputs.ui-e2e }}
      modules:
        description: "Comma-separated list of affected modules"
        value: ${{ jobs.analyze.outputs.modules }}
      has-tests:
        description: "Whether there are any tests to run"
        value: ${{ jobs.analyze.outputs.has-tests }}
      has-sdk-tests:
        description: "Whether there are SDK tests to run"
        value: ${{ jobs.analyze.outputs.has-sdk-tests }}
      has-api-tests:
        description: "Whether there are API tests to run"
        value: ${{ jobs.analyze.outputs.has-api-tests }}
      has-ui-e2e:
        description: "Whether there are UI E2E tests to run"
        value: ${{ jobs.analyze.outputs.has-ui-e2e }}

jobs:
  analyze:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    outputs:
      run-all: ${{ steps.impact.outputs.run-all }}
      sdk-tests: ${{ steps.impact.outputs.sdk-tests }}
      api-tests: ${{ steps.impact.outputs.api-tests }}
      ui-e2e: ${{ steps.impact.outputs.ui-e2e }}
      modules: ${{ steps.impact.outputs.modules }}
      has-tests: ${{ steps.impact.outputs.has-tests }}
      has-sdk-tests: ${{ steps.set-flags.outputs.has-sdk-tests }}
      has-api-tests: ${{ steps.set-flags.outputs.has-api-tests }}
      has-ui-e2e: ${{ steps.set-flags.outputs.has-ui-e2e }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@e0021407031f5be11a464abee9a0776171c79891 # v47.0.1

      - name: Setup Python
        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
        with:
          python-version: '3.12'

      - name: Install PyYAML
        run: pip install pyyaml

      - name: Analyze test impact
        id: impact
        run: |
          echo "Changed files:"
          echo "${{ steps.changed-files.outputs.all_changed_files }}" | tr ' ' '\n'
          echo ""
          python .github/scripts/test-impact.py ${{ steps.changed-files.outputs.all_changed_files }}

      - name: Set convenience flags
        id: set-flags
        run: |
          if [[ -n "${{ steps.impact.outputs.sdk-tests }}" ]]; then
            echo "has-sdk-tests=true" >> $GITHUB_OUTPUT
          else
            echo "has-sdk-tests=false" >> $GITHUB_OUTPUT
          fi
          
          if [[ -n "${{ steps.impact.outputs.api-tests }}" ]]; then
            echo "has-api-tests=true" >> $GITHUB_OUTPUT
          else
            echo "has-api-tests=false" >> $GITHUB_OUTPUT
          fi
          
          if [[ -n "${{ steps.impact.outputs.ui-e2e }}" ]]; then
            echo "has-ui-e2e=true" >> $GITHUB_OUTPUT
          else
            echo "has-ui-e2e=false" >> $GITHUB_OUTPUT
          fi

      - name: Summary
        run: |
          echo "## Test Impact Analysis" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          
          if [[ "${{ steps.impact.outputs.run-all }}" == "true" ]]; then
            echo "🚨 **Critical path changed - running ALL tests**" >> $GITHUB_STEP_SUMMARY
          else
            echo "### Affected Modules" >> $GITHUB_STEP_SUMMARY
            echo "\`${{ steps.impact.outputs.modules }}\`" >> $GITHUB_STEP_SUMMARY
            echo "" >> $GITHUB_STEP_SUMMARY
            
            echo "### Tests to Run" >> $GITHUB_STEP_SUMMARY
            echo "| Category | Paths |" >> $GITHUB_STEP_SUMMARY
            echo "|----------|-------|" >> $GITHUB_STEP_SUMMARY
            echo "| SDK Tests | \`${{ steps.impact.outputs.sdk-tests || 'none' }}\` |" >> $GITHUB_STEP_SUMMARY
            echo "| API Tests | \`${{ steps.impact.outputs.api-tests || 'none' }}\` |" >> $GITHUB_STEP_SUMMARY
            echo "| UI E2E | \`${{ steps.impact.outputs.ui-e2e || 'none' }}\` |" >> $GITHUB_STEP_SUMMARY
          fi