name: Stale

on:
  schedule:
    - cron: "17 3 * * *"
  workflow_dispatch:
    inputs:
      backfill_stale_closures:
        description: "Close currently stale-eligible issues and PRs with the Barnacle app"
        required: false
        type: boolean
        default: false
      dry_run:
        description: "List matching stale-eligible items without closing them"
        required: false
        type: boolean
        default: true
      include_issues:
        description: "Include stale-eligible issues in the backfill"
        required: false
        type: boolean
        default: true
      include_prs:
        description: "Include stale-eligible pull requests in the backfill"
        required: false
        type: boolean
        default: true
      max_closures:
        description: "Maximum items to close when dry_run is false"
        required: false
        type: number
        default: 50

env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: "true"

permissions: {}

jobs:
  stale:
    if: ${{ github.event_name != 'workflow_dispatch' || inputs.backfill_stale_closures != true }}
    permissions:
      issues: write
      pull-requests: write
    runs-on: blacksmith-16vcpu-ubuntu-2404
    steps:
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token
        continue-on-error: true
        with:
          app-id: "2729701"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY }}
          permission-actions: read
          permission-issues: write
          permission-pull-requests: write
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token-fallback
        continue-on-error: true
        with:
          app-id: "2971289"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY_FALLBACK }}
          permission-actions: read
          permission-issues: write
          permission-pull-requests: write
      - name: Mark stale unassigned issues and pull requests (primary)
        id: stale-primary
        continue-on-error: true
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token.outputs.token || steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: 14
          days-before-issue-close: 7
          days-before-pr-stale: 14
          days-before-pr-close: 7
          stale-issue-label: stale
          stale-pr-label: stale
          exempt-issue-labels: enhancement,maintainer,pinned,security,no-stale,bad-barnacle,bug,clawsweeper:queueable-fix,clawsweeper:source-repro,clawsweeper:fix-shape-clear
          exempt-pr-labels: maintainer,no-stale,bad-barnacle
          operations-per-run: 2000
          ascending: true
          exempt-all-assignees: true
          remove-stale-when-updated: true
          stale-issue-message: |
            This issue has been automatically marked as stale due to inactivity.
            Please add updates or it will be closed.
          stale-pr-message: |
            This pull request has been automatically marked as stale due to inactivity.
            Please add updates or it will be closed.
          close-issue-message: |
            Closing due to inactivity.
            If this is still an issue, please retry on the latest OpenClaw release and share updated details.
            If you are absolutely sure it still happens on the latest release, open a new issue with fresh steps to reproduce.
          close-issue-reason: not_planned
          close-pr-message: |
            Closing due to inactivity.
            If you believe this PR should be revived, post in #clawtributors on Discord to talk to a maintainer.
            That channel is the escape hatch for high-quality PRs that get auto-closed.
      - name: Mark stale assigned issues (primary)
        id: assigned-issue-stale-primary
        continue-on-error: true
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token.outputs.token || steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: 30
          days-before-issue-close: 10
          days-before-pr-stale: -1
          days-before-pr-close: -1
          stale-issue-label: stale
          exempt-issue-labels: enhancement,maintainer,pinned,security,no-stale,bad-barnacle,bug,clawsweeper:queueable-fix,clawsweeper:source-repro,clawsweeper:fix-shape-clear
          operations-per-run: 2000
          ascending: true
          include-only-assigned: true
          remove-stale-when-updated: true
          stale-issue-message: |
            This assigned issue has been automatically marked as stale after 30 days of inactivity.
            Please add updates or it will be closed.
          close-issue-message: |
            Closing due to inactivity.
            If this is still an issue, please retry on the latest OpenClaw release and share updated details.
            If you are absolutely sure it still happens on the latest release, open a new issue with fresh steps to reproduce.
          close-issue-reason: not_planned
      - name: Mark stale assigned pull requests (primary)
        id: assigned-stale-primary
        continue-on-error: true
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token.outputs.token || steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: -1
          days-before-issue-close: -1
          days-before-pr-stale: 27
          days-before-pr-close: 7
          stale-pr-label: stale
          exempt-pr-labels: maintainer,no-stale,bad-barnacle
          operations-per-run: 2000
          ascending: true
          include-only-assigned: true
          ignore-pr-updates: true
          remove-stale-when-updated: true
          stale-pr-message: |
            This assigned pull request has been automatically marked as stale after being open for 27 days.
            Please add updates or it will be closed.
          close-pr-message: |
            Closing due to inactivity.
            If you believe this PR should be revived, post in #clawtributors on Discord to talk to a maintainer.
            That channel is the escape hatch for high-quality PRs that get auto-closed.
      - name: Check stale state cache
        id: stale-state
        if: always()
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ steps.app-token-fallback.outputs.token || steps.app-token.outputs.token }}
          script: |
            const cacheKey = "_state";
            const { owner, repo } = context.repo;

            try {
              const { data } = await github.rest.actions.getActionsCacheList({
                owner,
                repo,
                key: cacheKey,
              });
              const caches = data.actions_caches ?? [];
              const hasState = caches.some(cache => cache.key === cacheKey);
              core.setOutput("has_state", hasState ? "true" : "false");
            } catch (error) {
              const message = error instanceof Error ? error.message : String(error);
              core.warning(`Failed to check stale state cache: ${message}`);
              core.setOutput("has_state", "false");
            }
      - name: Mark stale unassigned issues and pull requests (fallback)
        if: (steps.stale-primary.outcome == 'failure' || steps.stale-state.outputs.has_state == 'true') && steps.app-token-fallback.outputs.token != ''
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: 14
          days-before-issue-close: 7
          days-before-pr-stale: 14
          days-before-pr-close: 7
          stale-issue-label: stale
          stale-pr-label: stale
          exempt-issue-labels: enhancement,maintainer,pinned,security,no-stale,bad-barnacle,bug,clawsweeper:queueable-fix,clawsweeper:source-repro,clawsweeper:fix-shape-clear
          exempt-pr-labels: maintainer,no-stale,bad-barnacle
          operations-per-run: 2000
          ascending: true
          exempt-all-assignees: true
          remove-stale-when-updated: true
          stale-issue-message: |
            This issue has been automatically marked as stale due to inactivity.
            Please add updates or it will be closed.
          stale-pr-message: |
            This pull request has been automatically marked as stale due to inactivity.
            Please add updates or it will be closed.
          close-issue-message: |
            Closing due to inactivity.
            If this is still an issue, please retry on the latest OpenClaw release and share updated details.
            If you are absolutely sure it still happens on the latest release, open a new issue with fresh steps to reproduce.
          close-issue-reason: not_planned
          close-pr-message: |
            Closing due to inactivity.
            If you believe this PR should be revived, post in #clawtributors on Discord to talk to a maintainer.
            That channel is the escape hatch for high-quality PRs that get auto-closed.
      - name: Mark stale assigned issues (fallback)
        if: (steps.assigned-issue-stale-primary.outcome == 'failure' || steps.stale-state.outputs.has_state == 'true') && steps.app-token-fallback.outputs.token != ''
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: 30
          days-before-issue-close: 10
          days-before-pr-stale: -1
          days-before-pr-close: -1
          stale-issue-label: stale
          exempt-issue-labels: enhancement,maintainer,pinned,security,no-stale,bad-barnacle,bug,clawsweeper:queueable-fix,clawsweeper:source-repro,clawsweeper:fix-shape-clear
          operations-per-run: 2000
          ascending: true
          include-only-assigned: true
          remove-stale-when-updated: true
          stale-issue-message: |
            This assigned issue has been automatically marked as stale after 30 days of inactivity.
            Please add updates or it will be closed.
          close-issue-message: |
            Closing due to inactivity.
            If this is still an issue, please retry on the latest OpenClaw release and share updated details.
            If you are absolutely sure it still happens on the latest release, open a new issue with fresh steps to reproduce.
          close-issue-reason: not_planned
      - name: Mark stale assigned pull requests (fallback)
        if: (steps.assigned-stale-primary.outcome == 'failure' || steps.stale-state.outputs.has_state == 'true') && steps.app-token-fallback.outputs.token != ''
        uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10
        with:
          repo-token: ${{ steps.app-token-fallback.outputs.token }}
          days-before-issue-stale: -1
          days-before-issue-close: -1
          days-before-pr-stale: 27
          days-before-pr-close: 7
          stale-pr-label: stale
          exempt-pr-labels: maintainer,no-stale,bad-barnacle
          operations-per-run: 2000
          ascending: true
          include-only-assigned: true
          ignore-pr-updates: true
          remove-stale-when-updated: true
          stale-pr-message: |
            This assigned pull request has been automatically marked as stale after being open for 27 days.
            Please add updates or it will be closed.
          close-pr-message: |
            Closing due to inactivity.
            If you believe this PR should be revived, post in #clawtributors on Discord to talk to a maintainer.
            That channel is the escape hatch for high-quality PRs that get auto-closed.

  stale-bug-verification:
    if: ${{ github.event_name != 'workflow_dispatch' || inputs.backfill_stale_closures != true }}
    permissions:
      issues: write
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token
        continue-on-error: true
        with:
          app-id: "2729701"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY }}
          permission-issues: write
          permission-metadata: read
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token-fallback
        continue-on-error: true
        with:
          app-id: "2971289"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY_FALLBACK }}
          permission-issues: write
          permission-metadata: read
      - name: Mark inactive bugs for ClawSweeper verification
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ steps.app-token.outputs.token || steps.app-token-fallback.outputs.token }}
          retries: 3
          script: |
            const dayMs = 24 * 60 * 60 * 1000;
            const nowMs = Date.now();
            const maxMarks = 25;
            const barnacleActorIds = new Set([257215752, 264559031]);
            const exemptLabels = new Set([
              "enhancement",
              "maintainer",
              "pinned",
              "security",
              "no-stale",
              "bad-barnacle",
              "clawsweeper:queueable-fix",
              "clawsweeper:source-repro",
              "clawsweeper:fix-shape-clear",
            ]);
            const { owner, repo } = context.repo;
            const marked = [];
            const unmarked = [];

            const labelNames = item =>
              new Set(
                (item.labels || []).map(label =>
                  (typeof label === "string" ? label : label.name).toLowerCase(),
                ),
              );
            const eventTimestamp = event =>
              Date.parse(event.created_at || event.submitted_at || "");
            const isBarnacleStaleComment = event =>
              event.event === "commented" &&
              barnacleActorIds.has(event.actor?.id || event.user?.id || 0) &&
              String(event.body || "").includes("marked as stale");
            const hasSubstantiveUpdateSinceStale = (item, timeline) => {
              const orderedTimeline = timeline
                .map((event, index) => ({ event, index, timestamp: eventTimestamp(event) }))
                .filter(entry => Number.isFinite(entry.timestamp))
                .toSorted(
                  (left, right) => left.timestamp - right.timestamp || left.index - right.index,
                );
              const staleEventIndex = orderedTimeline.findLastIndex(
                entry =>
                  entry.event.event === "labeled" &&
                  String(entry.event.label?.name || "").toLowerCase() === "stale",
              );
              if (staleEventIndex < 0) return false;
              const staleAtMs = orderedTimeline[staleEventIndex].timestamp;
              const updatedAtMs = Date.parse(item.updated_at);
              if (!Number.isFinite(updatedAtMs)) return false;
              const laterEvents = orderedTimeline
                .slice(staleEventIndex + 1)
                .map(entry => entry.event);
              if (laterEvents.some(event => !isBarnacleStaleComment(event))) return true;
              const lastAutomationAtMs = Math.max(staleAtMs, ...laterEvents.map(eventTimestamp));
              return updatedAtMs > lastAutomationAtMs;
            };
            const removeStale = async item => {
              try {
                await github.rest.issues.removeLabel({
                  owner,
                  repo,
                  issue_number: item.number,
                  name: "stale",
                });
                unmarked.push(item);
              } catch (error) {
                if (error.status !== 404) throw error;
              }
            };

            for await (const response of github.paginate.iterator(github.rest.issues.listForRepo, {
              owner,
              repo,
              state: "open",
              labels: "bug",
              sort: "updated",
              direction: "asc",
              per_page: 100,
            })) {
              for (const listedItem of response.data) {
                if (listedItem.pull_request) continue;
                const listedLabels = labelNames(listedItem);
                const isExempt = [...listedLabels].some(label => exemptLabels.has(label));

                if (listedLabels.has("stale")) {
                  if (isExempt) {
                    await removeStale(listedItem);
                    continue;
                  }
                  const timeline = await github.paginate(
                    github.rest.issues.listEventsForTimeline,
                    { owner, repo, issue_number: listedItem.number, per_page: 100 },
                  );
                  if (hasSubstantiveUpdateSinceStale(listedItem, timeline)) {
                    await removeStale(listedItem);
                  }
                  // Existing stale bugs are intentionally not re-labeled or
                  // dispatched; #114238 requires separate backfill approval.
                  continue;
                }

                if (isExempt || marked.length >= maxMarks) continue;
                const assigned = (listedItem.assignees || []).length > 0;
                const staleAfterDays = assigned ? 30 : 14;
                if (Date.parse(listedItem.updated_at) >= nowMs - staleAfterDays * dayMs) continue;

                // Re-read immediately before mutation so a recent comment,
                // assignment, or exemption cannot be raced by the scan.
                const { data: item } = await github.rest.issues.get({
                  owner,
                  repo,
                  issue_number: listedItem.number,
                });
                const currentLabels = labelNames(item);
                const currentlyExempt = [...currentLabels].some(label => exemptLabels.has(label));
                const currentlyAssigned = (item.assignees || []).length > 0;
                const currentStaleAfterDays = currentlyAssigned ? 30 : 14;
                if (
                  item.state !== "open" ||
                  currentLabels.has("stale") ||
                  !currentLabels.has("bug") ||
                  currentlyExempt ||
                  Date.parse(item.updated_at) >= nowMs - currentStaleAfterDays * dayMs
                ) {
                  continue;
                }

                await github.rest.issues.addLabels({
                  owner,
                  repo,
                  issue_number: item.number,
                  labels: ["stale"],
                });
                const body = [
                  currentlyAssigned
                    ? "This assigned bug report has been automatically marked as stale after 30 days of inactivity."
                    : "This bug report has been automatically marked as stale due to inactivity.",
                  "ClawSweeper is checking whether current `main` already fixes the reported behavior.",
                  "Inactivity alone will not close a bug report.",
                ].join("\n");
                await github.rest.issues.createComment({
                  owner,
                  repo,
                  issue_number: item.number,
                  body,
                });
                marked.push(item);
              }
            }

            core.info(`Marked ${marked.length} bug issue(s) for ClawSweeper verification.`);
            core.info(`Removed stale from ${unmarked.length} updated or exempt bug issue(s).`);
            await core.summary
              .addHeading("Bug stale verification")
              .addRaw(`Marked for ClawSweeper review: ${marked.length}\n\n`)
              .addRaw(`Returned to active/exempt state: ${unmarked.length}\n\n`)
              .write();

  backfill-stale-closures:
    if: ${{ github.event_name == 'workflow_dispatch' && inputs.backfill_stale_closures == true }}
    permissions:
      issues: write
      pull-requests: write
    runs-on: blacksmith-16vcpu-ubuntu-2404
    steps:
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token
        with:
          app-id: "2971289"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY_FALLBACK }}
          permission-issues: write
          permission-metadata: read
          permission-pull-requests: write
      - name: Backfill stale closures
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        env:
          DRY_RUN: ${{ inputs.dry_run }}
          INCLUDE_ISSUES: ${{ inputs.include_issues }}
          INCLUDE_PRS: ${{ inputs.include_prs }}
          MAX_CLOSURES: ${{ inputs.max_closures }}
        with:
          github-token: ${{ steps.app-token.outputs.token }}
          script: |
            const dayMs = 24 * 60 * 60 * 1000;
            const dryRun = process.env.DRY_RUN !== "false";
            const includeIssues = process.env.INCLUDE_ISSUES !== "false";
            const includePrs = process.env.INCLUDE_PRS !== "false";
            const maxClosures = Math.max(0, Number(process.env.MAX_CLOSURES || "50"));
            const nowMs = Date.now();
            const { owner, repo } = context.repo;

            const issueExemptLabels = new Set([
              "enhancement",
              "maintainer",
              "pinned",
              "security",
              "no-stale",
              "bad-barnacle",
              "bug",
              "clawsweeper:queueable-fix",
              "clawsweeper:source-repro",
              "clawsweeper:fix-shape-clear",
            ]);
            const prExemptLabels = new Set(["maintainer", "no-stale", "bad-barnacle"]);
            const maintainerAssociations = new Set(["OWNER", "MEMBER", "COLLABORATOR"]);
            const maintainerLogins = new Set([
              "altaywtf",
              "BunsDev",
              "cpojer",
              "gumadeiras",
              "hydro13",
              "hxy91819",
              "jalehman",
              "joshavant",
              "joshp123",
              "mbelinky",
              "mukhtharcm",
              "ngutman",
              "obviyus",
              "odysseus0",
              "onutc",
              "osolmaz",
              "sebslight",
              "sliverp",
              "steipete",
              "thewilloftheshadow",
              "tyler6204",
              "velvet-shark",
              "vignesh07",
              "vincentkoc",
              "visionik",
            ].map(login => login.toLowerCase()));

            const issueCloseMessage = [
              "Closing due to inactivity.",
              "If this is still an issue, please retry on the latest OpenClaw release and share updated details.",
              "If you are absolutely sure it still happens on the latest release, open a new issue with fresh steps to reproduce.",
            ].join("\n");
            const prCloseMessage = [
              "Closing due to inactivity.",
              "If you believe this PR should be revived, post in #clawtributors on Discord to talk to a maintainer.",
              "That channel is the escape hatch for high-quality PRs that get auto-closed.",
            ].join("\n");

            const hasAny = (labels, exemptLabels) => {
              for (const label of labels) {
                if (exemptLabels.has(label)) {
                  return true;
                }
              }
              return false;
            };
            const isOlderThan = (dateString, days) => {
              const timestamp = Date.parse(dateString);
              return Number.isFinite(timestamp) && timestamp < nowMs - days * dayMs;
            };

            const candidates = [];
            const skipped = {
              missingStale: 0,
              exemptLabel: 0,
              maintainerAuthor: 0,
              maintainerAssignee: 0,
              notOldEnough: 0,
              disabledType: 0,
            };

            for await (const response of github.paginate.iterator(github.rest.issues.listForRepo, {
              owner,
              repo,
              state: "open",
              sort: "updated",
              direction: "asc",
              per_page: 100,
            })) {
              for (const item of response.data) {
                const isPr = Boolean(item.pull_request);
                if ((isPr && !includePrs) || (!isPr && !includeIssues)) {
                  skipped.disabledType += 1;
                  continue;
                }

                const labels = new Set((item.labels || []).map(label => label.name));
                if (!labels.has("stale")) {
                  skipped.missingStale += 1;
                  continue;
                }

                const exemptLabels = isPr ? prExemptLabels : issueExemptLabels;
                if (hasAny(labels, exemptLabels)) {
                  skipped.exemptLabel += 1;
                  continue;
                }

                if (maintainerAssociations.has(item.author_association)) {
                  skipped.maintainerAuthor += 1;
                  continue;
                }

                const assigned = (item.assignees || []).length > 0;
                const assignedToMaintainer = (item.assignees || []).some(assignee =>
                  maintainerLogins.has(assignee.login.toLowerCase()),
                );
                if (assignedToMaintainer) {
                  skipped.maintainerAssignee += 1;
                  continue;
                }

                let eligible = false;
                let lane = "";
                if (isPr && assigned) {
                  lane = "assigned-pr";
                  eligible = isOlderThan(item.created_at, 34) && isOlderThan(item.updated_at, 7);
                } else if (isPr) {
                  lane = "unassigned-pr";
                  eligible = isOlderThan(item.updated_at, 7);
                } else if (assigned) {
                  lane = "assigned-issue";
                  eligible = isOlderThan(item.updated_at, 10);
                } else {
                  lane = "unassigned-issue";
                  eligible = isOlderThan(item.updated_at, 7);
                }

                if (!eligible) {
                  skipped.notOldEnough += 1;
                  continue;
                }

                candidates.push({
                  number: item.number,
                  title: item.title,
                  lane,
                  isPr,
                  assigned,
                  createdAt: item.created_at,
                  updatedAt: item.updated_at,
                  authorAssociation: item.author_association,
                  url: item.html_url,
                });
              }
            }

            const countsByLane = candidates.reduce((counts, candidate) => {
              counts[candidate.lane] = (counts[candidate.lane] || 0) + 1;
              return counts;
            }, {});
            const selected = candidates.slice(0, maxClosures);

            core.info(`Dry run: ${dryRun}`);
            core.info(`Candidates: ${candidates.length}`);
            core.info(`Selected: ${selected.length}`);
            core.info(`Counts by lane: ${JSON.stringify(countsByLane)}`);
            core.info(`Skipped: ${JSON.stringify(skipped)}`);
            for (const candidate of selected) {
              core.info(`${dryRun ? "Would close" : "Closing"} ${candidate.lane} #${candidate.number}: ${candidate.title} (${candidate.url})`);
            }

            await core.summary
              .addHeading("Stale Closure Backfill")
              .addRaw(`Dry run: ${dryRun}\n\n`)
              .addRaw(`Candidates: ${candidates.length}\n\n`)
              .addRaw(`Selected: ${selected.length}\n\n`)
              .addCodeBlock(JSON.stringify({ countsByLane, skipped }, null, 2), "json")
              .addTable([
                [
                  { data: "Lane", header: true },
                  { data: "Number", header: true },
                  { data: "Title", header: true },
                  { data: "URL", header: true },
                ],
                ...selected.map(candidate => [
                  candidate.lane,
                  String(candidate.number),
                  candidate.title,
                  candidate.url,
                ]),
              ])
              .write();

            if (dryRun) {
              return;
            }

            for (const candidate of selected) {
              await github.rest.issues.createComment({
                owner,
                repo,
                issue_number: candidate.number,
                body: candidate.isPr ? prCloseMessage : issueCloseMessage,
              });

              if (candidate.isPr) {
                await github.rest.pulls.update({
                  owner,
                  repo,
                  pull_number: candidate.number,
                  state: "closed",
                });
              } else {
                await github.rest.issues.update({
                  owner,
                  repo,
                  issue_number: candidate.number,
                  state: "closed",
                  state_reason: "not_planned",
                });
              }
            }

  audit-bug-closure-reasons:
    needs: stale
    if: ${{ github.event_name != 'workflow_dispatch' || inputs.backfill_stale_closures != true }}
    permissions:
      issues: read
    runs-on: ubuntu-24.04
    steps:
      - name: Reject Barnacle NOT_PLANNED bug closures
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ github.token }}
          script: |
            const auditWindowMs = 48 * 60 * 60 * 1000;
            const cutoffMs = Date.now() - auditWindowMs;
            // Immutable GitHub bot account ids for openclaw-barnacle[bot] and
            // barnacle-openclaw[bot]. Logins are display-only and spoofable.
            const barnacleActorIds = new Set([257215752, 264559031]);
            const { owner, repo } = context.repo;
            const violations = [];
            const escapeSummaryCell = value =>
              String(value)
                .replaceAll("&", "&amp;")
                .replaceAll("<", "&lt;")
                .replaceAll(">", "&gt;")
                .replaceAll('"', "&quot;")
                .replaceAll("'", "&#39;");

            pages: for await (const response of github.paginate.iterator(
              github.rest.issues.listForRepo,
              {
                owner,
                repo,
                state: "closed",
                sort: "updated",
                direction: "desc",
                per_page: 100,
              },
            )) {
              const items = response.data;

              for (const item of items) {
                const updatedAtMs = Date.parse(item.updated_at);
                if (Number.isFinite(updatedAtMs) && updatedAtMs < cutoffMs) break pages;
                if (item.pull_request || item.state_reason !== "not_planned") continue;
                const closedAtMs = Date.parse(item.closed_at || "");
                if (!Number.isFinite(closedAtMs) || closedAtMs < cutoffMs) continue;
                const labels = (item.labels || []).map(label =>
                  typeof label === "string" ? label : label.name,
                );
                if (!labels.includes("bug")) continue;

                const timeline = await github.paginate(github.rest.issues.listEventsForTimeline, {
                  owner,
                  repo,
                  issue_number: item.number,
                  per_page: 100,
                });
                const closeEvent = timeline
                  .filter(event => event.event === "closed")
                  .toSorted((left, right) =>
                    Date.parse(left.created_at || "") - Date.parse(right.created_at || ""),
                  )
                  .at(-1);
                if (!closeEvent || !barnacleActorIds.has(closeEvent.actor?.id || 0)) continue;
                violations.push({
                  number: item.number,
                  title: item.title,
                  actor: closeEvent.actor.login,
                  url: item.html_url,
                });
              }
            }

            if (violations.length === 0) {
              core.info("No Barnacle NOT_PLANNED bug closures found in the last 48 hours.");
              return;
            }

            await core.summary
              .addHeading("Barnacle bug closure invariant failed")
              .addRaw(
                "Bug-labeled issues must be verified by ClawSweeper instead of closed by Barnacle as not planned.\n\n",
              )
              .addTable([
                [
                  { data: "Issue", header: true },
                  { data: "Title", header: true },
                  { data: "Actor", header: true },
                ],
                ...violations.map(violation => [
                  `[#${violation.number}](${violation.url})`,
                  escapeSummaryCell(violation.title),
                  violation.actor,
                ]),
              ])
              .write();
            core.setFailed(
              `Found ${violations.length} Barnacle NOT_PLANNED bug closure(s) in the last 48 hours.`,
            );

  lock-closed-issues:
    needs: stale
    if: ${{ github.event_name != 'workflow_dispatch' || inputs.backfill_stale_closures != true }}
    permissions:
      issues: write
    runs-on: blacksmith-16vcpu-ubuntu-2404
    steps:
      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3
        id: app-token
        with:
          app-id: "2729701"
          private-key: ${{ secrets.GH_APP_PRIVATE_KEY }}
          permission-issues: write
          permission-metadata: read
      - name: Lock closed issues after 48h of no activity
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ steps.app-token.outputs.token }}
          script: |
            const lockAfterHours = 48;
            const lockAfterMs = lockAfterHours * 60 * 60 * 1000;
            const maxLocksPerRun = 50;
            const mutationDelayMs = 1100;
            const cutoffMs = Date.now() - lockAfterMs;
            const { owner, repo } = context.repo;

            const cutoff = new Date(cutoffMs).toISOString();
            const query = [
              `repo:${owner}/${repo}`,
              "is:issue",
              "is:closed",
              "is:unlocked",
              `updated:<${cutoff}`,
            ].join(" ");
            const { data } = await github.rest.search.issuesAndPullRequests({
              q: query,
              sort: "updated",
              order: "asc",
              per_page: maxLocksPerRun,
            });
            const candidates = data.items.filter(issue => {
              const updatedAtMs = Date.parse(issue.updated_at);
              return Number.isFinite(updatedAtMs) && updatedAtMs <= cutoffMs;
            });

            for (const [index, issue] of candidates.entries()) {
              await github.rest.issues.lock({
                owner,
                repo,
                issue_number: issue.number,
                lock_reason: "resolved",
              });
              if (index < candidates.length - 1) {
                await new Promise(resolve => setTimeout(resolve, mutationDelayMs));
              }
            }

            core.info(
              `Found ${data.total_count} unlocked issues inactive for 48h; locked ${candidates.length}.`,
            );