rpcnet 0.1.0

name: Coverage Report

on:
  push:
    branches: [ main ]
  schedule:
    # Run coverage daily at 2 AM UTC
    - cron: '0 2 * * *'
  workflow_dispatch:

permissions:
  contents: read
  pull-requests: write
  issues: write

env:
  CARGO_TERM_COLOR: always

jobs:
  coverage:
    name: Test Coverage
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Install Rust
      uses: dtolnay/rust-toolchain@stable
      with:
        components: llvm-tools-preview
    
    - name: Install cargo-tarpaulin
      run: cargo install cargo-tarpaulin
    
    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y jq bc
    
    - name: Cache cargo registry
      uses: actions/cache@v4
      with:
        path: ~/.cargo/registry
        key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache cargo index
      uses: actions/cache@v4
      with:
        path: ~/.cargo/git
        key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache target directory
      uses: actions/cache@v4
      with:
        path: target
        key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Generate test certificates
      run: |
        mkdir -p certs
        openssl req -x509 -newkey rsa:4096 -keyout certs/test_key.pem -out certs/test_cert.pem -days 365 -nodes -subj "/CN=localhost"
    
    - name: Run coverage analysis
      run: make coverage-check
    
    - name: Generate coverage report
      run: |
        make coverage
        echo "## Coverage Report" >> $GITHUB_STEP_SUMMARY
        echo "" >> $GITHUB_STEP_SUMMARY
        ./scripts/analyze-coverage.sh >> $GITHUB_STEP_SUMMARY || true
    
    - name: Upload coverage reports to Codecov
      uses: codecov/codecov-action@v4
      with:
        files: target/coverage/tarpaulin-report.xml
        flags: unittests
        name: codecov-umbrella
        fail_ci_if_error: false
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
    
    - name: Archive coverage results
      uses: actions/upload-artifact@v4
      with:
        name: coverage-report
        path: |
          target/coverage/tarpaulin-report.html
          target/coverage/tarpaulin-report.json
        retention-days: 30
    
    - name: Comment coverage report on PR
      if: github.event_name == 'pull_request'
      uses: actions/github-script@v7
      with:
        script: |
          const fs = require('fs');
          try {
            const coverage = JSON.parse(fs.readFileSync('target/coverage/tarpaulin-report.json', 'utf8'));
            const coveragePercent = coverage.coverage.toFixed(1);
            const threshold = 65.0;
            const status = coveragePercent >= threshold ? '✅' : '❌';
            
            const body = `## ${status} Coverage Report
            
            **Overall Coverage: ${coveragePercent}%** (Threshold: ${threshold}%)
            
            ${coveragePercent >= threshold ? 'Coverage meets requirements!' : 'Coverage is below threshold and needs improvement.'}
            
            📄 [View detailed coverage report](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
            `;
            
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: body
            });
          } catch (error) {
            console.log('Could not post coverage comment:', error.message);
          }