name: Prepare Release

on:
  workflow_dispatch:
    inputs:
      bump:
        description: Release bump
        required: true
        type: choice
        options:
          - patch
          - minor
          - major
      date:
        description: Release date in YYYY-MM-DD format. Defaults to today.
        required: false
        type: string

permissions: {}

jobs:
  prepare-release:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    permissions:
      contents: write
      issues: write
      pull-requests: write
    env:
      PREPARE_RELEASE_VERSION_FILE: fastapi/__init__.py
      PREPARE_RELEASE_RELEASE_NOTES_FILE: docs/en/docs/release-notes.md
    steps:
      - name: Dump GitHub context
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
        run: echo "$GITHUB_CONTEXT"
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          token: ${{ secrets.FASTAPI_LATEST_CHANGES }} # zizmor: ignore[secrets-outside-env]
          persist-credentials: true
      - name: Set up Python
        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
        with:
          python-version-file: ".python-version"
      - name: Install uv
        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
        with:
          # Before upgrading uv version, make sure astral-sh/setup-uv knows its checksum.
          # See: https://github.com/astral-sh/setup-uv/issues/851#issuecomment-4282017837
          version: "0.11.4"
      - name: Prepare release
        env:
          PREPARE_RELEASE_BUMP: ${{ inputs.bump }}
          PREPARE_RELEASE_DATE: ${{ inputs.date }}
        run: uv run python scripts/prepare_release.py prepare
      - name: Get release version
        id: release-version
        run: |
          version="$(uv run python scripts/prepare_release.py current-version)"
          echo "$version"
          echo "version=$version" >> "$GITHUB_OUTPUT"
      - name: Create release pull request
        env:
          GH_TOKEN: ${{ secrets.FASTAPI_LATEST_CHANGES }}
          VERSION: ${{ steps.release-version.outputs.version }}
        run: |
          set -euo pipefail
          branch="release-${VERSION}-${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}"
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git switch -c "$branch"
          git add $PREPARE_RELEASE_VERSION_FILE $PREPARE_RELEASE_RELEASE_NOTES_FILE
          git commit -m "🔖 Release version ${VERSION}"
          git push --set-upstream origin "$branch"
          gh pr create \
            --base master \
            --head "$branch" \
            --title "🔖 Release version ${VERSION}" \
            --body "Prepare release ${VERSION}." \
            --label release