name: Build and Release

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      tag:
        description: '手动指定版本标签(例如: v1.0.0)'
        required: true

jobs:
  build:
    name: Build Multi-Platform Binaries
    runs-on: ubuntu-latest
    permissions:
      contents: write

    strategy:
      matrix:
        include:
          # macOS
          - goos: darwin
            goarch: amd64
            output: ccload-darwin-amd64
          - goos: darwin
            goarch: arm64
            output: ccload-darwin-arm64
          # Linux
          - goos: linux
            goarch: amd64
            output: ccload-linux-amd64
          - goos: linux
            goarch: arm64
            output: ccload-linux-arm64
          # Windows
          - goos: windows
            goarch: amd64
            output: ccload-windows-amd64.exe

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # 获取完整历史以便git describe工作

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.25'

      - name: Get version info
        id: version
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ github.event.inputs.tag }}"
          else
            VERSION="${GITHUB_REF#refs/tags/}"
          fi
          COMMIT=$(git rev-parse --short HEAD)
          BUILD_TIME=$(date '+%Y-%m-%d %H:%M:%S %z')
          BUILT_BY="github-actions"

          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "commit=${COMMIT}" >> $GITHUB_OUTPUT
          echo "build_time=${BUILD_TIME}" >> $GITHUB_OUTPUT
          echo "built_by=${BUILT_BY}" >> $GITHUB_OUTPUT

      - name: Build ${{ matrix.output }}
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          CGO_ENABLED: 0
        run: |
          go build -tags sonic -trimpath \
            -ldflags "-s -w \
              -X ccLoad/internal/version.Version=${{ steps.version.outputs.version }} \
              -X ccLoad/internal/version.Commit=${{ steps.version.outputs.commit }} \
              -X 'ccLoad/internal/version.BuildTime=${{ steps.version.outputs.build_time }}' \
              -X ccLoad/internal/version.BuiltBy=${{ steps.version.outputs.built_by }}" \
            -o dist/${{ matrix.output }} .

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.output }}
          path: dist/${{ matrix.output }}
          retention-days: 1

  release:
    name: Create GitHub Release
    needs: build
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # 获取完整历史以便分析提交记录

      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true

      - name: Create checksums
        working-directory: dist
        run: |
          sha256sum * > checksums.txt
          cat checksums.txt

      - name: Get version
        id: version
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            echo "tag=${{ github.event.inputs.tag }}" >> $GITHUB_OUTPUT
          else
            echo "tag=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
          fi

      - name: Generate release notes
        id: notes
        run: |
          # 获取上一个tag和提交历史
          PREV_TAG=$(git describe --tags --abbrev=0 ${{ steps.version.outputs.tag }}^ 2>/dev/null || echo "")

          echo "## What's Changed" > release_notes.md
          echo "" >> release_notes.md

          # 如果有上一个tag，分析commit历史
          if [ -n "$PREV_TAG" ]; then
            # 提取所有commits (格式: hash|subject)
            git log ${PREV_TAG}..${{ steps.version.outputs.tag }} --pretty=format:"%h|%s" > commits.txt

            # 分类处理
            FEATURES=$(grep -E "^[a-f0-9]+\|feat(\(.+\))?:" commits.txt || true)
            FIXES=$(grep -E "^[a-f0-9]+\|fix(\(.+\))?:" commits.txt || true)
            OTHERS=$(grep -vE "^[a-f0-9]+\|(feat|fix)(\(.+\))?:" commits.txt || true)

            # Features
            if [ -n "$FEATURES" ]; then
              echo "### ✨ Features" >> release_notes.md
              echo "$FEATURES" | while IFS='|' read -r hash msg; do
                echo "- $msg (\`$hash\`)" >> release_notes.md
              done
              echo "" >> release_notes.md
            fi

            # Bug Fixes
            if [ -n "$FIXES" ]; then
              echo "### 🐛 Bug Fixes" >> release_notes.md
              echo "$FIXES" | while IFS='|' read -r hash msg; do
                echo "- $msg (\`$hash\`)" >> release_notes.md
              done
              echo "" >> release_notes.md
            fi

            # Other Changes
            if [ -n "$OTHERS" ]; then
              echo "### 📝 Other Changes" >> release_notes.md
              echo "$OTHERS" | while IFS='|' read -r hash msg; do
                echo "- $msg (\`$hash\`)" >> release_notes.md
              done
              echo "" >> release_notes.md
            fi
          fi

          # 添加下载和验证部分
          cat >> release_notes.md <<'EOF'
          ---

          ## 📦 下载

          | 平台 | 架构 | 文件 |
          |------|------|------|
          | macOS | Intel | [ccload-darwin-amd64](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/ccload-darwin-amd64) |
          | macOS | Apple Silicon | [ccload-darwin-arm64](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/ccload-darwin-arm64) |
          | Linux | x86_64 | [ccload-linux-amd64](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/ccload-linux-amd64) |
          | Linux | ARM64 | [ccload-linux-arm64](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/ccload-linux-arm64) |
          | Windows | x86_64 | [ccload-windows-amd64.exe](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/ccload-windows-amd64.exe) |

          **校验和**: [checksums.txt](https://github.com/${{ github.repository }}/releases/download/${{ steps.version.outputs.tag }}/checksums.txt)

          ## 🔐 验证下载

          ```bash
          # macOS/Linux
          sha256sum -c checksums.txt

          # Windows (PowerShell)
          Get-FileHash ccload-windows-amd64.exe -Algorithm SHA256
          ```
          EOF

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.version.outputs.tag }}
          name: Release ${{ steps.version.outputs.tag }}
          draft: false
          prerelease: false
          generate_release_notes: false
          body_path: release_notes.md
          files: |
            dist/*
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}