name: Security Audits

on:
  schedule:
    - cron: '43 2 * * 1'
  workflow_dispatch:

permissions:
  contents: read
  issues: write

jobs:
  bun-audit:
    name: bun audit
    runs-on: ubuntu-latest
    timeout-minutes: 15

    steps:
      - name: Check out repository
        uses: actions/checkout@v7

      - name: Set up Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install --frozen-lockfile

      - name: Run bun audit
        shell: bash
        run: |
          set -o pipefail
          bun audit --audit-level=high --json | tee bun-audit.json

      - name: Upload bun audit report
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: bun-audit-report
          path: bun-audit.json
          if-no-files-found: ignore

  govulncheck:
    name: govulncheck
    runs-on: ubuntu-latest
    timeout-minutes: 15

    defaults:
      run:
        working-directory: apps/api

    steps:
      - name: Check out repository
        uses: actions/checkout@v7

      - name: Set up Go
        uses: actions/setup-go@v7
        with:
          go-version-file: apps/api/go.mod
          cache-dependency-path: apps/api/go.sum

      - name: Install govulncheck
        run: go install golang.org/x/vuln/cmd/govulncheck@latest

      - name: Run govulncheck
        shell: bash
        run: |
          set -o pipefail
          govulncheck ./... | tee ../../govulncheck.txt

      - name: Upload govulncheck report
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: govulncheck-report
          path: govulncheck.txt
          if-no-files-found: ignore

  report-status:
    name: Report security audit status
    runs-on: ubuntu-latest
    timeout-minutes: 10
    needs:
      - bun-audit
      - govulncheck
    if: always()

    steps:
      - name: Create or update failure issue
        if: ${{ needs.bun-audit.result != 'success' || needs.govulncheck.result != 'success' }}
        uses: actions/github-script@v9
        env:
          BUN_AUDIT_RESULT: ${{ needs.bun-audit.result }}
          GOVULNCHECK_RESULT: ${{ needs.govulncheck.result }}
          ISSUE_LABEL: security-audit
          ISSUE_TITLE: Security audits failing
        with:
          script: |
            const owner = context.repo.owner
            const repo = context.repo.repo
            const label = process.env.ISSUE_LABEL
            const title = process.env.ISSUE_TITLE
            const runUrl = `${context.serverUrl}/${owner}/${repo}/actions/runs/${context.runId}`
            const body = [
              'One or more scheduled security audit jobs failed.',
              '',
              `- Workflow run: ${runUrl}`,
              `- bun audit: ${process.env.BUN_AUDIT_RESULT}`,
              `- govulncheck: ${process.env.GOVULNCHECK_RESULT}`,
              `- Trigger: ${context.eventName}`,
              `- Commit: ${context.sha}`,
            ].join('\n')

            try {
              await github.rest.issues.getLabel({ owner, repo, name: label })
            } catch (error) {
              if (error.status !== 404) {
                throw error
              }

              await github.rest.issues.createLabel({
                owner,
                repo,
                name: label,
                color: 'b60205',
                description: 'Failures from the scheduled security audits workflow',
              })
            }

            const { data: issues } = await github.rest.issues.listForRepo({
              owner,
              repo,
              state: 'open',
              labels: label,
              per_page: 100,
            })

            const existing = issues.find((issue) => issue.title === title)

            if (existing) {
              await github.rest.issues.createComment({
                owner,
                repo,
                issue_number: existing.number,
                body,
              })
              core.info(`Updated existing issue #${existing.number}.`)
              return
            }

            const { data: created } = await github.rest.issues.create({
              owner,
              repo,
              title,
              body,
              labels: [label],
            })

            core.info(`Created issue #${created.number}.`)

      - name: Close resolved failure issue
        if: ${{ needs.bun-audit.result == 'success' && needs.govulncheck.result == 'success' }}
        uses: actions/github-script@v9
        env:
          ISSUE_LABEL: security-audit
          ISSUE_TITLE: Security audits failing
        with:
          script: |
            const owner = context.repo.owner
            const repo = context.repo.repo
            const label = process.env.ISSUE_LABEL
            const title = process.env.ISSUE_TITLE

            const { data: issues } = await github.rest.issues.listForRepo({
              owner,
              repo,
              state: 'open',
              labels: label,
              per_page: 100,
            })

            const existing = issues.find((issue) => issue.title === title)
            if (!existing) {
              core.info('No open security audit failure issue to close.')
              return
            }

            await github.rest.issues.createComment({
              owner,
              repo,
              issue_number: existing.number,
              body: `Security audits recovered in ${context.serverUrl}/${owner}/${repo}/actions/runs/${context.runId}. Closing this alert.`,
            })

            await github.rest.issues.update({
              owner,
              repo,
              issue_number: existing.number,
              state: 'closed',
            })

            core.info(`Closed issue #${existing.number}.`)