CHORE: Bump actions/labeler from 5 to 6 #4
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| name: Merge Bot | |
| on: | |
| issue_comment: | |
| types: [created] | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| issues: write | |
| jobs: | |
| merge-command: | |
| name: Handle Merge Command | |
| runs-on: ubuntu-latest | |
| # Only run on PR comments | |
| if: github.event.issue.pull_request | |
| steps: | |
| - name: Parse command | |
| id: command | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const comment = context.payload.comment.body.toLowerCase().trim(); | |
| const user = context.payload.comment.user.login; | |
| core.info(`Comment from ${user}: ${comment}`); | |
| // Check for merge command (case insensitive) | |
| // Supported formats: | |
| // - @mergebot merge | |
| // - @merge-bot merge | |
| // - /merge | |
| // - merge (if alone) | |
| const mergePatterns = [ | |
| /@merge-?bot\s+merge/i, | |
| /^\/merge$/i, | |
| /^merge$/i, | |
| ]; | |
| const isMergeCommand = mergePatterns.some(pattern => pattern.test(comment)); | |
| if (!isMergeCommand) { | |
| core.info('Not a merge command, skipping'); | |
| return; | |
| } | |
| core.setOutput('should_merge', 'true'); | |
| core.info('✅ Merge command detected'); | |
| - name: React to comment | |
| if: steps.command.outputs.should_merge == 'true' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| // Add rocket emoji to show bot is processing | |
| await github.rest.reactions.createForIssueComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: context.payload.comment.id, | |
| content: 'rocket' | |
| }); | |
| - name: Check permissions | |
| if: steps.command.outputs.should_merge == 'true' | |
| id: check_perms | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const user = context.payload.comment.user.login; | |
| // Check if user has write access | |
| try { | |
| const { data: permission } = await github.rest.repos.getCollaboratorPermissionLevel({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| username: user | |
| }); | |
| const hasPermission = ['admin', 'write'].includes(permission.permission); | |
| if (!hasPermission) { | |
| core.setFailed(`❌ @${user} does not have permission to merge (permission: ${permission.permission})`); | |
| // Comment on PR | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: `❌ @${user} you don't have permission to merge PRs. Only collaborators with write access can use merge commands.` | |
| }); | |
| return; | |
| } | |
| core.info(`✅ User ${user} has ${permission.permission} access`); | |
| core.setOutput('has_permission', 'true'); | |
| } catch (error) { | |
| core.setFailed(`Error checking permissions: ${error.message}`); | |
| } | |
| - name: Get PR info | |
| if: steps.check_perms.outputs.has_permission == 'true' | |
| id: pr_info | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const { data: pr } = await github.rest.pulls.get({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: context.payload.issue.number | |
| }); | |
| core.setOutput('mergeable', pr.mergeable); | |
| core.setOutput('draft', pr.draft); | |
| core.setOutput('sha', pr.head.sha); | |
| core.setOutput('title', pr.title); | |
| core.info(`PR #${pr.number}: ${pr.title}`); | |
| core.info(`- Mergeable: ${pr.mergeable}`); | |
| core.info(`- Draft: ${pr.draft}`); | |
| core.info(`- SHA: ${pr.head.sha}`); | |
| - name: Check if PR is ready | |
| if: steps.check_perms.outputs.has_permission == 'true' | |
| id: ready | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const mergeable = '${{ steps.pr_info.outputs.mergeable }}'; | |
| const draft = '${{ steps.pr_info.outputs.draft }}'; | |
| if (draft === 'true') { | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: '❌ Cannot merge: PR is still a draft. Please mark it as ready for review first.' | |
| }); | |
| core.setFailed('PR is draft'); | |
| return; | |
| } | |
| if (mergeable === 'false') { | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: '❌ Cannot merge: PR has conflicts or is not mergeable. Please resolve conflicts first.' | |
| }); | |
| core.setFailed('PR not mergeable'); | |
| return; | |
| } | |
| core.setOutput('ready', 'true'); | |
| - name: Wait for checks | |
| if: steps.ready.outputs.ready == 'true' | |
| id: wait_checks | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const sha = '${{ steps.pr_info.outputs.sha }}'; | |
| const maxWaitMinutes = 10; | |
| const pollInterval = 10000; // 10 seconds | |
| const maxAttempts = (maxWaitMinutes * 60 * 1000) / pollInterval; | |
| let attempt = 0; | |
| while (attempt < maxAttempts) { | |
| const { data: checks } = await github.rest.checks.listForRef({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| ref: sha | |
| }); | |
| const pendingChecks = checks.check_runs.filter( | |
| check => check.status !== 'completed' | |
| ); | |
| const failedChecks = checks.check_runs.filter( | |
| check => check.conclusion === 'failure' || check.conclusion === 'cancelled' | |
| ); | |
| if (failedChecks.length > 0) { | |
| const failedNames = failedChecks.map(c => c.name).join(', '); | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: `❌ Cannot merge: The following checks failed:\n\n${failedChecks.map(c => `- ❌ ${c.name}`).join('\n')}\n\nPlease fix the issues and try again.` | |
| }); | |
| core.setFailed(`Failed checks: ${failedNames}`); | |
| return; | |
| } | |
| if (pendingChecks.length === 0) { | |
| core.info('✅ All checks passed'); | |
| core.setOutput('checks_passed', 'true'); | |
| return; | |
| } | |
| const pendingNames = pendingChecks.map(c => c.name).join(', '); | |
| core.info(`Waiting for checks: ${pendingNames} (attempt ${attempt + 1}/${maxAttempts})`); | |
| await new Promise(resolve => setTimeout(resolve, pollInterval)); | |
| attempt++; | |
| } | |
| // Timeout | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: `⏱️ Timeout waiting for checks to complete (waited ${maxWaitMinutes} minutes).\n\nYou can try the merge command again once checks complete.` | |
| }); | |
| core.setFailed('Timeout waiting for checks'); | |
| - name: Merge PR | |
| if: steps.wait_checks.outputs.checks_passed == 'true' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const user = context.payload.comment.user.login; | |
| const title = '${{ steps.pr_info.outputs.title }}'; | |
| try { | |
| await github.rest.pulls.merge({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: context.payload.issue.number, | |
| merge_method: 'squash', | |
| commit_title: title, | |
| commit_message: '' | |
| }); | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: `✅ PR merged successfully by @${user}!` | |
| }); | |
| // Add +1 reaction to original comment | |
| await github.rest.reactions.createForIssueComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: context.payload.comment.id, | |
| content: '+1' | |
| }); | |
| core.info('✅ PR merged successfully'); | |
| } catch (error) { | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.payload.issue.number, | |
| body: `❌ Failed to merge PR: ${error.message}` | |
| }); | |
| core.setFailed(`Merge failed: ${error.message}`); | |
| } | |
| - name: Delete branch | |
| if: steps.wait_checks.outputs.checks_passed == 'true' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const { data: pr } = await github.rest.pulls.get({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: context.payload.issue.number | |
| }); | |
| // Don't delete main or protected branches | |
| if (pr.head.ref === 'main' || pr.head.ref.startsWith('release/')) { | |
| core.info('Skipping branch deletion for protected branch'); | |
| return; | |
| } | |
| try { | |
| await github.rest.git.deleteRef({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| ref: `heads/${pr.head.ref}` | |
| }); | |
| core.info(`🗑️ Deleted branch: ${pr.head.ref}`); | |
| } catch (error) { | |
| core.warning(`Failed to delete branch: ${error.message}`); | |
| } |