name: 测试构建

on:
  push:
    branches:
      - dev
      - dev-*
      - develop
      - feature/*
    paths-ignore:
      - '*.md'
      - '*.txt'
      - 'README*'
      - 'LICENSE*'
      - 'image/**'
      - 'TestDocker/**'
      - '**/*.png'
      - '**/*.jpg'
      - '**/*.jpeg'
  pull_request:
    branches:
      - main
      - master
      - dev
    paths-ignore:
      - '*.md'
      - '*.txt'
      - 'README*'
      - 'LICENSE*'
      - 'image/**'
      - 'TestDocker/**'
      - '**/*.png'
      - '**/*.jpg'
      - '**/*.jpeg'
  workflow_dispatch:

permissions:
  contents: read

jobs:
  lint:
    name: 代码检查
    runs-on: ubuntu-latest
    timeout-minutes: 10

    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 设置 Go 环境
        uses: actions/setup-go@v5
        with:
          go-version: '1.23'
          cache: true

      - name: 运行 golangci-lint
        run: |
          # 安装 golangci-lint v2
          go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.12.1

          # 运行检查并灵活处理结果
          set +e
          golangci-lint run --timeout=5m > lint_output.txt 2>&1
          LINT_EXIT_CODE=$?
          cat lint_output.txt
          set -e

          # 只关注真正的 bug，忽略代码质量建议
          # 过滤规则：
          # - gocognit/gocyclo: 复杂度警告（阈值已在配置中设置）
          # - QF/S/ST: staticcheck 的代码质量改进建议（非bug）
          if [ $LINT_EXIT_CODE -ne 0 ]; then
            CRITICAL_ISSUES=$(grep -E "\.go:[0-9]+:[0-9]+:" lint_output.txt | grep -v "gocognit" | grep -v "gocyclo" | grep -v "QF[0-9]" | grep -v " S[0-9]" | grep -v "ST[0-9]" || true)
            if [ -n "$CRITICAL_ISSUES" ]; then
              echo "❌ Linting failed with critical issues:"
              echo "$CRITICAL_ISSUES" | head -20
              exit 1
            else
              echo "⚠️  Only quality suggestions - PASSING"
              exit 0
            fi
          fi
          echo "✅ No lint issues found"

      - name: 检查代码复杂度（质量门禁）
        run: |
          echo "### 🚦 复杂度质量门禁" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY

          # 检查认知复杂度>80的函数
          COMPLEX_FUNCS=$(golangci-lint run --disable-all --enable=gocognit --out-format=line-number 2>&1 | grep "cognitive complexity" | grep -v "typechecking" || true)

          if [ -n "$COMPLEX_FUNCS" ]; then
            HIGH_COMPLEX=$(echo "$COMPLEX_FUNCS" | awk '{print $NF}' | sed 's/[()]//g' | awk -F'>' '{if ($1 > 80) print}' | wc -l)

            if [ "$HIGH_COMPLEX" -gt 0 ]; then
              echo "❌ **发现 $HIGH_COMPLEX 个复杂度>80的函数**" >> $GITHUB_STEP_SUMMARY
              echo "" >> $GITHUB_STEP_SUMMARY
              echo '```' >> $GITHUB_STEP_SUMMARY
              echo "$COMPLEX_FUNCS" | awk '{print $NF}' | sed 's/[()]//g' | awk -F'>' '{if ($1 > 80) print "复杂度:", $1, "- 必须重构"}' >> $GITHUB_STEP_SUMMARY
              echo '```' >> $GITHUB_STEP_SUMMARY
              echo "" >> $GITHUB_STEP_SUMMARY
              echo "⚠️ 请重构复杂度>80的函数后再提交" >> $GITHUB_STEP_SUMMARY
              exit 1
            fi
          fi

          echo "✅ 代码复杂度检查通过（所有函数≤80）" >> $GITHUB_STEP_SUMMARY

  test:
    name: 单元测试和构建
    runs-on: ubuntu-latest
    timeout-minutes: 10
    needs: lint

    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 设置 Go 环境
        uses: actions/setup-go@v5
        with:
          go-version: '1.20'
          cache: true

      - name: 下载依赖
        run: |
          go mod download
          go mod verify

      - name: 运行测试
        run: |
          # 排除第三方grdp库测试（存在环境依赖问题）
          go test -vet=off -race -coverprofile=coverage.out -covermode=atomic $(go list ./... | grep -v '/mylib/grdp/')

      - name: 上传覆盖率
        uses: actions/upload-artifact@v4
        with:
          name: coverage-report
          path: coverage.out
          retention-days: 7

      - name: 显示覆盖率
        run: |
          echo "### 测试覆盖率报告" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          go tool cover -func=coverage.out >> $GITHUB_STEP_SUMMARY

      - name: 检查覆盖率（质量门禁）
        run: |
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### 🚦 覆盖率质量门禁" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY

          # 提取总体覆盖率
          TOTAL_COVERAGE=$(go tool cover -func=coverage.out | grep total | awk '{print $3}' | sed 's/%//')

          echo "总体覆盖率: ${TOTAL_COVERAGE}%" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY

          # 检查核心模块覆盖率（core, common/parsers必须>50%）
          CORE_COVERAGE=$(go tool cover -func=coverage.out | grep "^github.com/shadow1ng/fscan/core/" | grep -v "_test.go" | awk '{sum+=$3; count++} END {if(count>0) print sum/count; else print 0}')
          PARSERS_COVERAGE=$(go tool cover -func=coverage.out | grep "^github.com/shadow1ng/fscan/common/parsers/" | grep -v "_test.go" | awk '{sum+=$3; count++} END {if(count>0) print sum/count; else print 0}')

          # 警告阈值：总体<40%, 核心模块<50%
          if (( $(echo "$TOTAL_COVERAGE < 40" | bc -l) )); then
            echo "⚠️ **警告**: 总体覆盖率 ${TOTAL_COVERAGE}% < 40%，建议补充测试" >> $GITHUB_STEP_SUMMARY
          fi

          # 检查是否有新增的未测试文件（0%覆盖率）
          ZERO_COVERAGE_FILES=$(go tool cover -func=coverage.out | awk '$3 == "0.0%" && $1 !~ /_test\.go/' | wc -l)
          if [ "$ZERO_COVERAGE_FILES" -gt 0 ]; then
            echo "⚠️ **警告**: 发现 $ZERO_COVERAGE_FILES 个文件覆盖率为0%" >> $GITHUB_STEP_SUMMARY
            echo "" >> $GITHUB_STEP_SUMMARY
            echo "请为新代码补充单元测试" >> $GITHUB_STEP_SUMMARY
          else
            echo "✅ 覆盖率检查通过" >> $GITHUB_STEP_SUMMARY
          fi

  build:
    name: 构建验证
    runs-on: ubuntu-latest
    timeout-minutes: 5
    needs: test

    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 设置 Go 环境
        uses: actions/setup-go@v5
        with:
          go-version: '1.20'
          cache: true

      - name: 构建验证
        run: |
          # 只验证能否编译通过，不需要多平台构建
          echo "🔨 验证 Linux/amd64 构建..."
          CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /dev/null .
          echo "✅ 构建成功"