name: Deploy to GitHub Pages

on:
  push:
    branches: [ master, main ]
  pull_request:
    branches: [ master, main ]

permissions:
  contents: read
  pages: write
  id-token: write
  pull-requests: write

concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  build-docs:
    runs-on: ubuntu-latest
    container:
      image: 'fedora:latest'

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Install dependencies
      run: |
        dnf update -y
        dnf install -y \
          autoconf-archive \
          clang \
          clang-analyzer \
          cppcheck-htmlreport \
          bison \
          desktop-file-utils \
          flex \
          gcc \
          git \
          gmp-devel \
          gtk3 \
          libmpc-devel \
          libxml2-devel \
          make \
          mate-common \
          mate-desktop-devel \
          mpfr-devel \
          redhat-rpm-config \
          curl \
          which

    - name: Set up environment variables
      run: |
        export CPU_COUNT=$(nproc)
        echo "CPU_COUNT=$CPU_COUNT" >> $GITHUB_ENV
        echo "REPO_NAME=mate-calc" >> $GITHUB_ENV
        echo "OWNER_NAME=mate-desktop" >> $GITHUB_ENV
        export CHECKERS="-enable-checker deadcode.DeadStores -enable-checker alpha.deadcode.UnreachableCode -enable-checker alpha.core.CastSize -enable-checker alpha.core.CastToStruct -enable-checker alpha.core.IdenticalExpr -enable-checker alpha.core.SizeofPtr -enable-checker alpha.security.ArrayBoundV2 -enable-checker alpha.security.MallocOverflow -enable-checker alpha.security.ReturnPtrRange -enable-checker alpha.unix.SimpleStream -enable-checker alpha.unix.cstring.BufferOverlap -enable-checker alpha.unix.cstring.NotNullTerminated -enable-checker alpha.unix.cstring.OutOfBounds -enable-checker alpha.core.FixedAddr -enable-checker security.insecureAPI.strcpy"
        echo "CHECKERS=$CHECKERS" >> $GITHUB_ENV

    - name: Generate build system
      run: |
        NOCONFIGURE=1 ./autogen.sh

    - name: Configure with scan-build
      run: |
        scan-build $CHECKERS ./configure --enable-compile-warnings=maximum

    - name: Build with scan-build
      run: |
        scan-build $CHECKERS --keep-cc -o html-report make -j $CPU_COUNT

    - name: Run cppcheck
      run: |
        cppcheck --xml --output-file=cppcheck.xml --enable=warning,style,performance,portability,information,missingInclude .
        cppcheck-htmlreport --title=$REPO_NAME --file=cppcheck.xml --report-dir=cppcheck-htmlreport

    - name: Generate index page
      run: |
        curl -Ls -o gen-index https://github.com/mate-desktop/mate-dev-scripts/raw/master/travis/gen-index.sh
        chmod +x gen-index
        ./gen-index -l 20 -i https://github.com/${OWNER_NAME}/mate-icon-theme/raw/master/mate/16x16/apps/accessories-calculator.png

    - name: Setup Pages
      if: github.ref == 'refs/heads/master' || github.ref == 'refs/heads/main'
      uses: actions/configure-pages@v5

    - name: Upload artifact
      if: github.ref == 'refs/heads/master' || github.ref == 'refs/heads/main'
      uses: actions/upload-pages-artifact@v3
      with:
        path: html-report

    - name: Comment on PR with analysis results
      if: github.event_name == 'pull_request'
      uses: actions/github-script@v7
      with:
        script: |
          const fs = require('fs');
          const path = require('path');
          
          // Check if html-report exists and has content
          const reportDir = 'html-report';
          let reportCount = 0;
          
          if (fs.existsSync(reportDir)) {
            const files = fs.readdirSync(reportDir);
            reportCount = files.filter(f => f.endsWith('.html')).length;
          }
          
          const comment = `## 🔍 Static Analysis Results
          
          Code analysis completed for this pull request.
          
          - **Scan-build reports**: ${reportCount} files generated
          - **Status**: ${reportCount > 0 ? '⚠️ Issues found' : '✅ No issues found'}
          
          The detailed reports are available in the workflow artifacts.`;
          
          github.rest.issues.createComment({
            issue_number: context.issue.number,
            owner: context.repo.owner,
            repo: context.repo.repo,
            body: comment
          });

  deploy:
    if: github.ref == 'refs/heads/master' || github.ref == 'refs/heads/main'
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build-docs
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4