# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Lint Documentation

permissions:
  contents: read

on:
  pull_request:
    paths:
      - 'docs/**'
      - '.github/workflows/docs**'
      - '.ci/lint-docs-*.sh'
      - '.hugo/data/filters.yaml'

jobs:
  lint-source-pages:
    name: Lint Documentation
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
        with:
          persist-credentials: false

      - name: Set up Python
        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
        with:
          python-version: '3.x'

      - name: Check for large files (>24MB)
        run: |
          LARGE_FILES=$(find docs/ -type f -size +24M)
          if [ -n "$LARGE_FILES" ]; then
            echo "Error: Files exceed 24MB limit: $LARGE_FILES"
            exit 1
          fi

      - name: Make scripts executable
        run: chmod +x .ci/lint-docs-*.sh

      - name: Run Structure Linter for Source Pages
        run: bash .ci/lint-docs-source-page.sh

      - name: Run Structure Linter for Tool Pages
        run: bash .ci/lint-docs-tool-page.sh

      - name: Run Sample Filters Linter
        run: bash .ci/lint-docs-sample-filters.sh