pr-chatbot-review.yml

name: PR Review Bot

on:
  pull_request:
    types: [opened, synchronize]

permissions:
  contents: read
  pull-requests: write

jobs:
  review:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get PR diff
        id: diff
        run: |
          git fetch origin ${{ github.event.pull_request.base.sha }}
          # 排除配置文件，只分析源代码文件
          DIFF=$(git diff ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} -- \
            'src/**/*.vue' \
            'src/**/*.ts' \
            'src/**/*.tsx' \
            'src-tauri/**/*.rs' \
            ':!:**/*.json' \
            ':!:**/*.yaml' \
            ':!:**/*.yml' \
            ':!:**/*.config.*' \
            ':!:**/*.lock' \
            ':!:**/*.toml' \
            ':!:.env*' \
            ':!:.eslintrc*' \
            ':!:.prettierrc*')

          # 如果没有相关文件变更，设置一个提示信息
          if [ -z "$DIFF" ]; then
            echo "NO_CHANGES=true" >> $GITHUB_ENV
            echo "DIFF=没有检测到相关文件的变更。" >> $GITHUB_ENV
          else
            echo "NO_CHANGES=false" >> $GITHUB_ENV
            echo "DIFF<<EOF" >> $GITHUB_ENV
            echo "$DIFF" >> $GITHUB_ENV
            echo "EOF" >> $GITHUB_ENV
          fi

      # 首先安装 pnpm
      - name: Install pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 9
          run_install: false

      # 然后设置 Node.js
      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'pnpm'

      - name: Install dependencies
        run: |
          pnpm config set registry https://registry.npmmirror.com/
          pnpm install
          pnpm add openai

      - name: Analyze PR
        id: analyze
        if: env.NO_CHANGES != 'true'
        uses: actions/github-script@v7
        env:
          DASHSCOPE_API_KEY: ${{ secrets.DASHSCOPE_API_KEY }}
        with:
          script: |
            const OpenAI = require('openai');

            const openai = new OpenAI({
              apiKey: process.env.DASHSCOPE_API_KEY,
              baseURL: "https://dashscope.aliyuncs.com/compatible-mode/v1"
            });

            const diff = process.env.DIFF;

            try {
              const completion = await openai.chat.completions.create({
                model: "qwen-plus",
                messages: [{
                  role: "system",
                  content: "你是一个代码审查助手。请用中文分析以下代码变更，重点关注：\n" +
                          "1. 代码逻辑的改动\n" +
                          "2. 潜在的问题或优化空间\n" +
                          "3. TypeScript 类型定义的准确性\n" +
                          "4. Vue 组件的性能影响\n" +
                          "5. Rust 代码的安全性和性能\n" +
                          "请用中文简明扼要地总结。"
                }, {
                  role: "user",
                  content: `请分析以下代码变更并总结主要改动：\n\n${diff}`
                }],
                temperature: 0.7,
                max_tokens: 1000
              });

              const analysis = completion.choices[0].message.content;
              core.setOutput('analysis', analysis);

              await github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: `
                PR 代码分析

                ${analysis}

                *这是由通义千问 AI 自动生成的 PR 分析，仅供参考。*`
              });
            } catch (error) {
              core.setFailed(`分析失败: ${error.message}`);
            }

      - name: Skip Analysis Comment
        if: env.NO_CHANGES == 'true'
        uses: actions/github-script@v7
        with:
          script: |
            await github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `## PR 代码分析

              本次变更不包含需要分析的代码文件（src 目录下的 .vue/.ts/.tsx 文件或 src-tauri 目录下的 .rs 文件）。

              ---
              *这是自动生成的通知。*`
            });