pr-merge-dependabot.yml

name: Auto Merge
on:
  pull_request_target:
    types:
      - opened
      - synchronize

jobs:
  check:
    runs-on: ubuntu-latest
    if: github.actor == 'dependabot[bot]'
    steps:
      - name: Check and merge ⛙
        uses: actions/github-script@v9
        with:
          github-token: ${{ secrets.QWY_SYNC_BOT_TOKEN }}
          script: |
            const { repo: { owner, repo } } = context;
            const pr = context.payload.pull_request;
            try {
              console.log(`尝试合并 PR: ${pr.html_url}`);
              //批准PR
              await github.rest.pulls.createReview({
                owner,
                repo,
                pull_number: pr.number,
                event: 'APPROVE'
                });

              // 合并PR
              await github.rest.pulls.merge({
                owner,
                repo,
                pull_number: pr.number,
                merge_method: "squash",  // 挤压合并
                commit_title: undefined,
                commit_message: '',
              });

            } catch (error) {
              // 3. 合并失败时，可能存在冲突.重新关闭和打开PR,让Dependabot处理冲突.
              console.log(`合并失败: ${error.message}`);

              // 检查 PR 是否已有 "MERGE-FAILED" 标签
              const labels = await github.rest.issues.listLabelsOnIssue({
                owner,
                repo,
                issue_number: pr.number,
              });

              const hasMergeFailedLabel = labels.data.some(label => label.name === "MERGE-FAILED");

              if (hasMergeFailedLabel) {
                console.log(`PR 已经有 "MERGE-FAILED" 标签，跳过进一步操作`);
                return;
              }

              // 如果没有标签，则添加 "MERGE-FAILED" 标签
              console.log(`添加 "MERGE-FAILED" 标签到 PR: ${pr.html_url}`);
              await github.rest.issues.addLabels({
                owner,
                repo,
                issue_number: pr.number,
                labels: ["MERGE-FAILED"],
              });

              // 关闭 PR
              console.log(`关闭 PR: ${pr.html_url}`);
              await github.rest.pulls.update({
                owner,
                repo,
                pull_number: pr.number,
                state: 'closed',
              });

              // 重新打开 PR
              console.log(`重新打开 PR: ${pr.html_url}`);
              await github.rest.pulls.update({
                owner,
                repo,
                pull_number: pr.number,
                state: 'open',
              });
              await github.rest.issues.createComment({
                issue_number: pr.number,
                owner: owner,
                repo: repo,
                body: '@dependabot recreate'
              });
            }