name: Run Snapshot Regeneration

run-name: Run Snapshot Regeneration via PR comment


on:
  workflow_call:
    inputs:
      pr_number:
        required: true
        type: string
        description: 'PR number'
      pr_head_ref:
        required: true
        type: string
        description: 'PR head branch ref'
      pr_head_sha:
        required: true
        type: string
        description: 'PR head SHA'
      pr_head_repo:
        required: true
        type: string
        description: 'PR head repository full name'
      is_fork:
        required: true
        type: string
        description: 'Whether PR is from a fork (true/false)'

jobs:
  pre-commit:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Comment starting
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: ${{ inputs.pr_number }},
              body: `⏳ Regenerating snapshots for PR #${{ inputs.pr_number }}...`
            });

      - name: Checkout PR branch (same-repo)
        if: inputs.is_fork == 'false'
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
        with:
          ref: ${{ inputs.pr_head_ref }}
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Checkout PR branch (fork)
        if: inputs.is_fork == 'true'
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
        with:
          repository: ${{ inputs.pr_head_repo }}
          ref: ${{ inputs.pr_head_ref }}
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Verify checkout
        run: |
          echo "Current SHA: $(git rev-parse HEAD)"
          echo "Expected SHA: ${{ inputs.pr_head_sha }}"
          if [[ "$(git rev-parse HEAD)" != "${{ inputs.pr_head_sha }}" ]]; then
            echo "::error::Checked out SHA does not match expected SHA"
            exit 1
          fi

      - name: Install dependencies
        uses: ./.github/actions/setup-runner
        with:
          python-version: "3.12"

      - name: Run snapshot test with regeneration
        id: snapshot_test
        run: |
          uv run --no-sync ./scripts/snapshot-test.sh tests/api/test_pydantic_models.py true

      - name: Check for changes
        id: changes
        run: |
          if ! git diff --exit-code tests/api/snapshots/ || [ -n "$(git ls-files --others --exclude-standard tests/api/snapshots/)" ]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
            echo "Changes detected in snapshots"
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
            echo "No snapshot changes"
          fi

      - name: Commit and push changes
        if: steps.changes.outputs.has_changes == 'true'
        run: |
          git config --local user.email "github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"

          git add tests/api/snapshots/
          git commit -m "chore: regenerate snapshots for schema changes

          🤖 Applied by @github-actions bot via snapshot-regenerate workflow"

          # Push changes
          git push origin HEAD:${{ inputs.pr_head_ref }}

      - name: Comment success with changes
        if: steps.changes.outputs.has_changes == 'true'
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: ${{ inputs.pr_number }},
              body: `✅ Snapshot regeneration completed successfully!\n\n🔧 Updated snapshots have been committed and pushed to the PR branch.`
            });

      - name: Comment success without changes
        if: steps.changes.outputs.has_changes == 'false'
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: ${{ inputs.pr_number }},
              body: `✅ Snapshot test passed!\n\n✨ No changes needed - snapshots are already up to date.`
            });

      - name: Comment failure
        if: failure()
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: ${{ inputs.pr_number }},
              body: `❌ Snapshot regeneration workflow failed!\n\nPlease check the [workflow logs](https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}) for details.`
            });