# Read the Docs configuration file
# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
# Project page: https://readthedocs.org/projects/cpython-previews/

version: 2

sphinx:
   configuration: Doc/conf.py

build:
  os: ubuntu-24.04
  tools:
    python: "3"

  jobs:
    post_checkout:
      # https://docs.readthedocs.com/platform/stable/guides/build/skip-build.html#skip-builds-based-on-conditions
      #
      # Cancel building pull requests when there aren't changes in the Doc
      # directory or RTD configuration, or if we can't cleanly merge the base
      # branch.
      - |
        set -eEux;
        if [ "$READTHEDOCS_VERSION_TYPE" = "external" ];
        then
          base_branch=main;
          git fetch --depth=50 origin $base_branch:origin-$base_branch;
          for attempt in $(seq 10);
          do
            if ! git merge-base HEAD origin-$base_branch;
            then
              git fetch --deepen=50 origin $base_branch;
            else
              break;
            fi;
          done;
          if ! git -c "user.name=rtd" -c "user.email=no-reply@readthedocs.org" merge --no-stat --no-edit origin-$base_branch;
          then
            echo "Unsuccessful merge with '$base_branch' branch, skipping the build";
            exit 183;
          fi;
          if git diff --exit-code --stat origin-$base_branch -- Doc/ .readthedocs.yml;
          then
            echo "No changes to Doc/ - skipping the build.";
            exit 183;
          fi;
        fi;
    create_environment:
      - echo "Skipping default environment creation"
    install:
      - asdf plugin add uv
      - asdf install uv latest
      - asdf global uv latest
    build:
      html:
        - make -C Doc venv html
        - mkdir -p "$READTHEDOCS_OUTPUT"
        - mv Doc/build/html "$READTHEDOCS_OUTPUT/"